Vizag Draft DPR
Vizag Draft DPR
Submitted to
Andhra Pradesh Urban Finance & Infrastructure
Development Corporation
Submitted by
Feedback Infra Private Limited
ENERGY DIVISION
Detailed Project Report-Visakhapatnam
                        Visakhapatnam
Contents
1               INTRODUCTION TO THE PROJECT ................................................................
                                                                            ......................................................... 7
    1.1         URBANIZATION IN ANDHRA PRADESH ................................................................
                                                                               ............................................ 7
    1.2         PROBLEM ASSOCIATED WITH SOLID WASTE MANAGEMENT ................................
                                                               ....................................... 8
    1.3         STATUS OF SOLID WASTE MANAGEMENT ................................................................
                                                                                 ..................................... 10
    1.4         PRESENT PROJECT DETAILS ................................................................
                                                                        ............................................................ 11
    1.5         OBJECTIVES ................................................................................................
                           ................................                                ........................................................ 11
    1.6         SCOPE OF WORK ................................................................................................
                              ................................                                ................................................ 12
2               PROFILE OF ULB’S - VISAKHAPATNAM CITY ................................................................
                                                                                      ........................................ 15
    2.1         INTRODUCTION ................................................................................................
                             ................................                                ................................................. 15
    2.2         HISTORICAL BACKGROUND OF VISAKHAPATNAM ................................
                                                       ....................................................... 16
    2.3         SALIENT FEATURES OF VISAKHAPATNAM ................................................................
                                                                                  .................................... 16
    2.4         LAND USE PATTERN................................................................................................
                         PATTERN                                                                .......................................... 18
    2.5         DEMOGRAPHIC FEATURES OF VISAKHAPATNAM ................................
                                                      ......................................................... 19
    2.6         SOCIO –ECONOMIC
                       ECONOMIC DETAILS ................................................................
                                                                        ............................................................ 21
    2.7         FISHING ..............................................................................................................................
                        ................................                                                                .............................. 24
3               ASSESSMENT OF THE EXISTING SOLID WASTE MANAGEMENT SYSTEM ............................ 26
    3.1         INTRODUCTION ................................................................................................
                             ................................                                ................................................. 26
    3.2         SOURCES OF SOLID WASTE ..............................................................................................
                                                                                                       .............................. 26
    3.3         MARKETS, RESTAURANTS, PARKS AND OTHER                       OTHER COMMERCIAL ESTABLISHMENTS’
                DETAILS ................................................................................................
                        ................................                                ............................................................. 27
    3.4         STORAGE OF WASTE ................................................................................................
                                                                                                 ......................................... 35
    3.5         EXISTING COLLECTION AND TRANSPORTATION SYSTEM BY GVMC .......................... 38
    3.6         TRANSFER STATION ................................................................................................
                                                                                                 ......................................... 41
    3.7         TREATMENT AND DISPOSAL OF WASTE ................................................................
                                                                                ........................................ 42
4               WASTE QUANTIFICATION AND CHARACTERIZATION ................................
                                                          ......................................................... 50
    4.1         INTRODUCTION ................................................................................................
                             ................................                                ................................................... 50
    TABLE 4.1: TOTAL PHYSICAL CHARACTERISTICS OF MUNICIPAL SOLID WASTES IN INDIAN
           CITIES ................................................................................................................................
                  ................................                                                                ................................. 52
    4.2         QUANTIFICATION OF WASTE ...............................................................................................
                                                                                                        ............................... 52
    4.3         WASTE QUANTIFICATION ................................................................................................
                                                                                                     .................................... 58
    4.4         COLLECTION EFFICIENCY OF GVMC ................................................................
                                                                              ................................................ 59
    4.5         FUTURE GENERATION TRENDS ................................................................
                                                                         ....................................................... 59
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Detailed Project Report-Visakhapatnam
                        Visakhapatnam
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Detailed Project Report-Visakhapatnam
                        Visakhapatnam
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Detailed Project Report-Visakhapatnam
                        Visakhapatnam
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List of Abbreviations
JNNURM         Jawaharlal
                       al Nehru National Urban Renewal Mission
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          5th in the all India level in 2011. Studies indicate that urban gro
                                                                          growth that is be‐
          ing experienced in Andhra Pradesh could be attributed largely to rural migr
                                                                                    migra‐
          tion to existing towns and cities.
60
50
40
30
20
10
                     0
                          1911- 1921-
                                1921 1931- 1941- 1951- 1961- 1971- 1981- 1991- 2001-
                          1921 1931 1941 1951 1961 1971 1981 1991 2001 2011
                Figure 1-1: Decadal Growth Rate of Urban Population of India and Andhra Pradesh
                                                   Generationi
800
600
400
200
                               0
                                      1971         1981           1991     1997       2025
                         Figure 1-2
                                  2: Past and Projected Trend of Percapita Waste Generationii
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          alleging GOI, State Governments, Union Territories & ULBs failing to dischar
                                                                                 discharge
          obligatory duties regarding MSW management. In March 1999, Expert Commi Commit‐
          tee set up by Supreme Court, submitted detailed recommendations for all Class
          I cities and various stakeholders for implementation. Municipal solid waste
          Management and Handling rules
                                      rul ‐2000
                                            2000 also specifies solid waste management
          as a obligatory function of urban local bodies , but in actual practice the solid
          waste management is given the last priority and the duties are either not pe per‐
          formed or poorly performed consequently the city has to face numerable pro prob‐
          lems related to environment and sanitation .
          The major deficiencies associated with the system are described in the follo
                                                                                 follow‐
          ing sections
          Rapidly Increasing Areas to be Served and Quantity of Waste:
                                                                Waste
          The solid waste quantities generated
                                     generated in urban centres are increasing due to rise
          in the population and increase in the per capita waste generation rate. The iin‐
          creasing solid waste quantities and the areas to be served strain the existing
          SWM system.
          Inadequate Resources:
                     Resources
          While allocating resources including finance, SWM is assigned with a low prio
                                                                                   prior‐
          ity resulting in inadequate provision of funds. The inadequacy of human rre‐
          source is mainly due to the absence of suitably trained staff.
          Inappropriate Technology:
                        Technology
          The equipment and machinery presently
                                           presently used in the system are usually that
          which have been developed for general purpose or that which have been
          adopted from other industry. This results in underutilization of existing rre‐
          sources and lowering of the efficiency.
          Disproportionately High Cost of Manpower:
          Mostly out of the total expenditure, around 90% is accounted for manpower of
          which major portion is utilized for collection. Since citizens tend to throw the
          waste on the adjoining road and outside the bin, the work of the collection staff
          is increased. Hence, the cost of collection increases considerably.
          Societal and Management Apathy:
                                  Apathy
          The operational efficiency of SWM depends on the active participation of both
          the municipal agency and the citizens. Since the social status of SWM is low,
          there
             ere is a strong apathy towards it, which can be seen from the uncollected
          waste in many areas and the deterioration of aesthetic and environmental qua
                                                                                   qual‐
          ity at the uncontrolled disposal sites.
          Low Efficiency of the System:
                                System
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            35000
            30000
            25000
            20000
            15000
            10000
             5000
                 0
                                     Karnataka
                                   Chhattisgarh
                                   Maharashtra
                                    Chandigarh
                                         Punjab
                                            Goa
Lakshadweep
                                      Nagaland
                     Andhra Pradesh/ Telengana
                                        Gujarat
                                         Assam
                                           Bihar
                                     Jharkhand
                              Jammu & Kashmir
Kerala
Manipur
                                    Uttrakhand
                             Arunachal Pradesh
Delhi
Haryana
                                      Rajasthan
                                         Sikkim
                              Himachal Pradesh
Madhya Pradesh
                                 Uttar Pradesh
                                          Orissa
                                    Puducherry
                                    Tamil Nadu
                            Daman Diu & Dadra
Meghalaya
Tripura
                                   West Bengal
                                       Mizoram
                           Andaman & Nicobar
                                Figure
                                 igure 1-3: MSW management in India as on Feb 2015iii
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                each ULB within the proposed cluster and the distance to the centre of the
                clusters, and quantity rejects to be taken to the land fill. In each region clu
                                                                                            clus‐
                tering is to be done wherever practicable.
               The DPR submitted should be practical and thoroughly implementable with
                zero land filing and with operation & maintenance strategies of MSWM.
               The DPR should propose a practical action plan for each ULB with cost iim‐
                plications and financial requirements for each suggested methodology and
                consolidating for each cluster and overall cost of implementation for the
                entire zone / state.
               The DPR should also suggest implementation strategies
                                                                    strategies for the MSWM
                plans for. (i) Individual ULB’s which not part of the clusters
                                                                           clusters. (ii) For the
                clusters of ULBs. (iii) For improvement in the clusters in which MSWM pr     pro‐
                ject is under implementation.
               The consultant should provide independent DPR’s for each pr       proposed clus‐
                ter and for ULB’s.
               Based on the feasibility study, the numbers of clusters that can be formed in
                the region are to be proposed. The DPR for the ULB which the common
                processing unit is proposed for the cluster should contain the complete d     de‐
                tails of the technology and cost estimation of the processing unit.
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2.1       INTRODUCTION
          Visakhapatnam, popularly known as Vizag, is a fast developing port city in IIn‐
          dia. Visakhapatnam is the second largest urban agglomeration in Andhra Pr         Pra‐
          desh state. On account of rapid industrialization, there has been signif
                                                                                 significant mi‐
          gration into the city. The city was originally a small fishing village but due to its
          natural harbor, it developed into a major port. It has experienced rapid indu   indus‐
          trialization with the growth of major industries, including steel, petroleum rre‐
          finingg and fertilizer. With the formation of “Greater Visakhapatnam” in 2005 the
          city’s development is set for a quantum leap. The city of Visakhapatnam has iim‐
          plemented a number of reforms including e‐governance
                                                       e governance and citizen
                                                                           citizen‐friendly ini‐
          tiatives. Visakhapatnam has has been the first city in the country to implement ee‐
          governance and still leads in offering a variety of services to its residents online.
          The location map of the study area is shown in Figure 2-1.
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Detailed Project Report-Visakhapatnam
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Detailed Project Report-Visakhapatnam
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3500000
3000000
500000
                    0
                        1
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            Zone          Description
            Zone‐I        This zone consists of wards 1 to 6 having middle income and low
                          income group people and the slum population in this zone aac‐
                          counts to 1,40,793. National Highway (NH‐5)
                                                                  (NH 5) passes by this zone.
                          Jodugullapalem fishing village falls under this zone with a popul
                                                                                      popula‐
                          tion of above 2500. Hanumanthawaka area in this zone is known
                          for its small animal slaughter house and another piggery slaughter
                          house. This zone is scarcely populated
                                                       populated and is mainly a hilly region.
                          The famous Rushikonda, which is one of the favourite tourist spot
                          in Visakhapatnam also falls under this zone. Places like
                          Madhurawada, Hanumanthawaka are considered as commercial
                          areas for this zone.
            Zone‐II       This zone consists
                                     consists of wards 7 to 18. This is one of the major co
                                                                                          com‐
                          mercial zone in GVMC. One of the famous University in Andhra
                          Pradesh ie. the Andhra University falls under this zone. The famous
                          recreational centres like VUDA park and R.K.Beach also fall under
                          this zone.
                               zone. This zone mainly consists of High income group people
                          in areas like Kirlampudi layout, Beach road and MVP Colony.
                          Peddajalaripeta is a major fishing village with population above
                          24,000 falls under this zone. This zone also has good medical facil
                                                                                         facili‐
                          ties for eg. Visakha eye hospital, mental care hospital and R.C.D
                          hospital fall under this zone. This zone is also famous for cinema
                          talkies.
            Zone‐III      This zone consists of wards 19 to 30. This is also one of the major
                          commercial zone in the city of Visakhapatnam
                                                           Visakhapatnam and this zone lies in
                          the heart of city. Kurupam and Allipuram markets are the known
                          markets in the Vizag city. Bukkaveedhi, Kotaveedhi and Kotha
                          Jalaripeta are the fishing villages with a population of above 8000
                          fall under this Zone. This zone majorly
                                                             majorly has mixed income group
                          population. Important areas in city like Daspalla hills, Daba gagar‐
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2.7       FISHING
          Fishing is one of the major activities in the GVMC area. The export value of the
          fishing products in India is in Crores of rupees, 70% of which is from Andhra
          Pradesh and major portion of this is from Visakhapatnam. It is estimated that
          around 6 lakh people of the state depend on fishing activity of which one fourth
          are in Visakhapatnam. It is also observed that 50% of the total fisherman pop
                                                                                     popu‐
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          Waste quantification has been carried out for Visakhapatnam from the follo
                                                                               follow‐
          ing sources:
           Residential /Individual
                          ndividual houses
           Slums
           Market yards
           Road /Street sweepings
           Hotels & Restaurants
           Shops/Office/Institutions
           Hospitals/Nursing Homes/Pathological Laboratories
           Marriage/Function halls
           Construction waste
          Residential and commercial area
          The average per capita waste generation of solid waste in Visakhapatnam was
          observed to be 0.45‐0.47
                         0.45 0.47 kg/per capita/day. It is noticed that the waste genera‐
          tion from High‐income
                         income groups was found to be 0.40 – 0.45 kg/day and from the
          low‐income
               income groups between 0.35‐0.40
                                      0.35 0.40 kg/day. The commercial and the street
          sweepings also contribute for increase of the per capita waste generation for
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          It is noticed that the per capita waste generation is in the range of 0.45
                                                                                  0.45‐
          0.47kg/per capita/day which falls under middle Income roup as per the pa  pat‐
          terns of composition characteristics and quantities mentioned in the Municipal
          Solid Wastee CPHEEO manual.
          The quantity of waste generation based on per capita population of Visakh
                                                                                Visakha‐
          patnam is estimated at site considering various ward wise activities which iin‐
          cludes residential, commercial and street sweeping activities. For the present
          DPR the
                he per capita waste generation from Visakhapatnam is considered 0.48
          kg/capita/day with data generated at site during site survey. The estimated
          quantity is also matched with the CPCB document on MSW.
          The reason for the higher per capita waste generation iss due to the packing food
          material in Visakhapatnam and due to commercial establishments. The ratio of
          residential, commercial and street sweeping is found to be around 32:57:11
          which indicate the higher commercial waste generation. A detailed survey work
          has been carried out as per the MSW rules 2000 collecting the waste samples
          from individual identified residences, commercial areas from different wards.
          However data generated in the previous age old data is also collected as seco
                                                                                     secon‐
          dary data from each wards
                                wards and compiled with the present quantified waste
          generation.
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          Slums
          There are more than 600 slums in the Visakhapatnam city. Haphazard Distrib
                                                                                   Distribu‐
          tion of slums within the City is observed with outer fringe areas of the City ha
                                                                                        hav‐
          ing major concentrations of slum population. In zone I, ward number 1, 2, 3 has
          relatively overcrowded dwellings; therefore, slum distribution is marginal in
          this area.
          The quality of life in each of the slums is appalling with low level of municipal
          facilities. Unlike the town wards,
                                      wards, in the slum areas door step waste collection is
          not possible, therefore, large size wheeled community dustbin is placed on the
          outer boundary of each slum. These dustbins can be directly taken to the waste
          processing and disposal site. The total waste
                                                    waste generation contributes in Hous
                                                                                    House‐
          holds waste.
          Market Waste
          Next to household waste, one of the major contributors of municipal solid waste
          quantity is the market waste. The four main vegetable & Fish / Meat markets are
          Purna Market and other small and medium
                                              medium markets. The total waste generated
          from these markets was observed tobe 55-60 60 TPD. In addition to these there are
          daily, by-weekly
                    weekly and weekly markets found in residential areas of the city. These
          markets produce wastes, which are ideal for production
                                                      production of compost.
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          Discussions were also held, with the shop owners on the amount of waste ge
                                                                                   gen‐
          erated by each of them and
                                 and disposal practices. Hence, based on the survey the
          waste generation factor will be around 0.63 kg per unit. This quantity is o
                                                                                    ob‐
          served to be very high. High quantity of packaging material leads to higher
          waste generation. About 40 to 42 MT of waste is generated
                                                           generated from the comme
                                                                               commer‐
          cial establishments.
          Hospitals/Health centers
          About 664 Clinics, 50 hospitals and 66 nursing homes are present in different
          areas of Visakapatnam city. Two types of waste are generated from these esta
                                                                                   estab‐
          lishments, one is municipal refuse
                                        re     and other is bio‐medical
                                                                medical waste. These two
          types of waste may be stored separately. About 2‐3
                                                          2 3 MT of waste is generated by
          the Hospitals. Municipal waste may stored in black ploythene bag or in black
          colored buckets. Biomedical waste may be stored separately.
                                                                separately. The municipal
          vehicles will collect the waste and dump at Kapuluppada Dump site.
          Construction waste
          Construction and demolition waste is generated whenever any constru   construc‐
          tion/demolition activity takes place, such as, building roads, remodeling etc. It
          consists mostly of inert and non‐biodegradable
                                       non biodegradable material such as concrete, pla
                                                                                     plas‐
          ter, metal, wood, plastics etc. A part of this waste comes to the municipal
          stream. This waste is being dumped alo ng with the solid waste haphazardly. A
          quantity of about 1‐2
                             1 tons of construction and demolition waste reaches the
          dump site every day.
          Waste generated from parks and gardens mainly comprise of organic waste
          such as leaves, grass and bush cuttings. This type of waste also contains leftover
          garbage by the visiting public in the parks and gardens.
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          The waste quantification for this category was done based on the discussions
          with the Forest officers, gardeners and sweepers involved in waste collection
          and were estimated as 500 kg/unit for large parks like VUDA, Tenn
                                                                          Tenneti, Kaila‐
          sagiri, Thotlakonda park etc., and for small parks waste generation factor was
          estimated to 120 kg/unit per day.
          The total parks under recreational and open space are around 40. At this rate
          the total solid waste generated from parks in the Visakhapatnam
                                                            Visakhapatnam city works out
          to 5‐6 TPD.
          Waste generation from the Institutions
          Visakhapatnam is one of the important educational centers in Andhra Pradesh.
          One of the famous Universities in India is Andhra University in Visakhapatnam.
          The City has approximately
                       approximately 180 Primary schools, 45 secondary schools and 15
          colleges. Garbage generation from this category was done based on the size of
          the school or institution. The activities of these institutions generally do not
          contribute much to the solid waste of the city.
                                                      city. Waste generation factor is also
          assumed based on the capacity of the school. A quantity of about 4   4‐5 tons of
          construction and demolition waste reaches the dump site every day.
          Temples
          Most of the waste from temples will be food waste, plastic, paper, leaves, flow‐
          ers. Waste
          Quantification for this category can be done based on the bins provided in the
          temples. Approximately 5‐75 7 dust bins will be cleared from the temples daily.
          Average waste generation per unit can be estimated as 12 kg/unit for medium
          and
           nd small temples and 108 kg/unit for big temples. At this rate quantity of
          waste generation from the temples are estimated to 5.0 MT.
          Waste from Chicken, Beef, Mutton and Fish Stalls
          Waste quantification of this category was done based on the field visit aand field
          assessment survey team, discussions with the vendors and the officials of the
          Municipal Corporation of Visakhapatnam. Waste generation factor can be est   esti‐
          mated as 0.4 ‐ 20 kg/unit. The total waste generation from the Chicken, Beef,
          Mutton and Fish Stalls are about 3‐4
                                           3 tons per day.
          Slaughter House
          There are two slaughter houses located in Hanumanthavagu, for sheep & goats
          and another is in Chengalrao peta for Beef only. It is estimated that 1,00,375
          numbers of medium animals slaughtered per annum in the Hanumantha vagu
          Slaughter house and 3650 numbers of big animals slaughtered per annum in
          the Chengalraopeta slaughter house. Waste quantification was done based on
          the CPHEEO manual, waste generation from the slaughter houses is 2.4 ton per
          day. The total waste generated from the slaughter house is about 2.5 ‐3 tons per
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          day.
          Cinema Halls
          Most of the waste generation from this category was paper, food, plastic, bo
                                                                                    bot‐
          tles. Waste
          Quantification of this category was done by the general assessment and sea
                                                                                 seating
          capacity. Waste generation factor is 6 kg/unit. There are 35 cinema theatres in
          the Visakhapatnam city and waste quantification was works out to be around
          0.8 to 1.0 Tons per day.
          Summary of Waste Generation
          The average daily waste generation estimated
                                               estimated in Visakhapatnam is around 920
          tons. At this rate the gross per capita generation of solid waste in GVMC area
          work outs to 470 gm/capita/day. Table 3.2 gives the breakdown of waste ge gen‐
          eration from various sources and Figure 3-1 shows percentage of sources of
          waste generated.
             Sl. No             Type of Waste                   Waste gener-   % of Waste Ge
                                                                                          Gen-
                                                                   ated            eration
                                                                (Tons/day)
                 1      Domestic Household waste                  635.00            69.02
                 2      Commercial Establishments
                        waste                                      42.00            4.57
                3       Hotels & Restaurants
                                  Restaurant                       21.00            2.28
                4       Institutional waste                         5.00            0.54
                5       Parks and Gardens                           6.00            0.65
                6       Street sweeping waste                      65.00            7.07
                7       Waste from Drains                          54.00            5.87
                8       Hospitals                                   3.00            0.33
                9       Markets                                    60.00            6.52
               10       Temples                                     5.00            0.54
               11       Construction and demoli‐
                                          demol
                        tion waste                                  2.00            0.22
               12       Chicken, Mutton, Beef, Fish
                        stalls                                      4.00            0.43
               13       Slaughter houses                            3.00            0.33
               14       Cinema halls                                1.00            0.11
               15       Function halls                             14.00            1.52
                                               Total              920.00            100
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                                   % of Waste Generation
                                                                    Domestic Household waste
Institutional waste
Hospitals
Markets
Temples
Slaughter houses
Cinema halls
Function halls
          Storage of waste at the source is the first important step of solid waste maman‐
          agement. Every household, shops establishments, market yar   yards etc., generate
          solid waste on day‐‐to‐day
                                 day basis. The waste should normally be stored at the
          source of waste generation till collected for disposal. Generally it is observed
          that no bins for storage of waste at source are kept. Though few house holds
          use bins, shops and establishments, institutions etc. normally do not have waste
          storage bins. As a result most of the waste from the domestic places, instit
                                                                                    institu‐
          tions and even from hospitals comes on to the street. The situation in Visakh
                                                                                   Visakha‐
          patnam is no different and
                                 and more over with open drainage system, it is observed
          that the surface drains are clogged with wastes especially plastic bags etc. The
          situation in slum areas is further worse, the drains being completely filled with
          waste.
          Seasonal variations in the waste
                                        waste quantity arise from factors with respect to
          both climate, cultural, and religious events. During monsoon, the waste b    be‐
          comes wet and heavy and total tonnage increases. Climate affects the gener
                                                                                   genera‐
          tion of vegetative waste and at the end of the autumn season leaves may com‐
          prise a significant proportion of the street sweepings. The wastes from ma mar‐
          riage halls are generally more during the marriage season. About 15  15‐20% of
          spoilage is anticipated in summer season especially with vegetables like tto‐
          mato, cauliflowerr etc., so these factors does have bearing on the waste gener
                                                                                   genera‐
          tion.
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          Slums
          The solid
                 id waste generated is stored in on the street/roadside or thrown in the
          surface drains or in the backyard of the house.
Street/Road sweepings
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          The sweepers are allotted certain stretches of the roads. Two sweepers are aal‐
          located one side of the road; hence six (6) to Eight (8) sweepers are involved for
          each stretch of the road. One sweeper is involved in sweeping the pavement &
          kerb side and pilingg it at intervals. In some places only two sweepers were iin‐
          volved for both the sides of the road.
          Sometimes two or more piles are aggregated into a single big pile of sweeping.
          The other sweeper is involved in collecting the waste heaps and transferring iit
          into the handcart. The waste from the handcarts is dumped in a designated co
                                                                                     col‐
          lection point. The Municipal vehicle picks it from the collection point. After
          completion of a stretch of road, the sweepers reverse their roles and the pro
                                                                                    proc‐
          ess is repeated.
          Shops/Office/Institutions
          Sanitary workers while sweeping the roads in the morning collect the waste
          bags with wet waste placed outside the shops in their handcarts containing d     de‐
          tachable containers and some of the recyclable waste is being collected by
          waste
             ste collectors. The waste from these sources is dry recyclable waste. The
          wastes are stored in plastic bins, plastic covers or swept directly to the streets.
          Hotels & Restaurants
          The Hotels & Restaurants are not having the facilities to store their waste on
          site in large steel/plastic containers and dispose them accordingly. Proper se
                                                                                      seg‐
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          regation of dry and wet waste is not being met by the generator. The same is
          the case with small time restaurants, street side food vendors who throw off
          their leftover food
                            d on the roads.
          Market yards : Fruit & Vegetable Markets
          The vegetable and fruit waste from Purna Market and other small markets need
          to store their waste in the bins. In addition to these there are small daily, byby‐
          weekly and weekly markets in different residential areas of the town apart
          from the door to door fruit & vegetable vendors. These markets produce
          wastes, which are ideal for production of compost. In view of this, it is desirable
          that all vegetable market waste be stored separately.
          Marriage/Function
                   Function halls
          These are places where large quantity of waste is generated but only during
          functions / marriages or other social gatherings are held. Hence these esta
                                                                                   estab‐
          lishments are advised to install their own large size containers for storage of
          waste at source.
          Hospitals/Nursing Homes/Pathological Laboratories
          Two types of waste are generated from these establishments, one is municipal
          refuse and other is bio‐medical
                              bio medical waste. These two types of waste are stored
          separately in hospital premises. The municipal
                                               municipal vehicles carry the waste to the
          dump site.
          Construction waste
          This waste should be stored within the site with a proper screen around it to
          prevent scattering of the waste. The owner may request for providing appr
                                                                                appro‐
          priate skips/containers for storing
                                      storing their waste on payment basis.
3.5       Existing collection and transportation system by GVMC
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          and Bheemli. Waste is collected from the Households and recyclables sold a
          way by the workers and the Organic waste is collected into the plastic baskets
          in the trolley. In‐Organic
                             Organic Waste particularly thin plastic carry bags which are
          not purchased are separately collected into Gunny Bags.
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          bin and unload the waste at the transfer station and will perform on an average
          of 4‐5 trips per day. Mini tippers transport the waste from the open secondary
          collection points to transfer stations. Dumper placers deployed with a capacity
          of 4.5 cum for carrying the waste from Secondary collection point to the Kap
                                                                                    Kapu‐
          luppada .
          d) Man Power
          1313 permanent workers, 3919 Out Sourcing workers, 30 Permanent Drivers
                                                                          Drivers,
          and 200 Out Sourcing Drivers are working.
          Scientific processing of Waste
          GVMC by following Solid Waste management handling rules 2000 selected one
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          of the least expensive and less capital intensive, but approved method of win
                                                                                      wind‐
          rows composting. The windrows
                                  windrow composting is De‐Centralized
                                                               Centralized in five locations
          covering the entire city as follows:
          Being area of Visakhapatnam city  city is large and the disposal site is far from the
          city, transfer station is established to transfer the waste from dumper placers &
          truc ks. The transfer station is located at town road. The collection vehicles iin‐
          cluding dumper placers, tippers and tractors
                                                     tractors will pick up the waste from the
          secondary open collection points & dumper bins and transfer of waste directly
          in the transfer stations.
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          The collected waste from Households will be deposited into the concrete/mild
          steel bins located in respective wards
                                           wards by sweeper. The sanitary workers of m    mu‐
          nicipal corporation lifts waste from the bins, at a frequency of once in a day. The
          waste from the road side bins and street sweepings is collected regularly and
          transported to the disposal yard.
          The waste generated from all the wards will be disposed at the dump site llo‐
          cated near Kapuluppada. Currently, GVMC disposes the entire waste generated
          at Kapuluppada disposal site. This site is operating for the last 7 years with
          about 80 acres. Three JCBs and one bulldozer
                                             bulldozer are employed by GVMC for solid
          waste disposal management, including the operation of the waste disposal site.
          `
          The existing waste disposal site where crude open dumping is practiced with
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          no leachate collection and treatment system and does not meet the current rre‐
          quirements of the MSW 2000 Rules. Open burning of waste, indiscriminate di   dis‐
          posal, presence of stray animals & rag pickers at the disposal site and leachate
          migration into the subsurface are common occurrences.
          Compost Plant
          There is a small compost plant in the Visakhapatnam city which is located in
          ward no. 10 behind Eenadu office. It was established on pilot basis in the yea
                                                                                       year
          2001 with coordination of NGO Ex‐nora.
                                           Ex nora. Total area of the compost plant is 1.5
          acres and is receiving a total solid waste of 5 to 6 Tons per day. There are 27
          members working for this compost plant to segregate the recyclables and bi   bio‐
          degradable, and compost
                          compost plant maintenance. There are 3 dumper bins provided
          in this compost plant to carry the inert material and disposes it in the Kapulu
                                                                                   Kapulup‐
          pada disposal site. Composting is done in the aerobic process which is in pre
                                                                                      pres‐
          ence of oxygen.
          Institutional Aspects
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          The Chief Medical Health Officer has the responsibility for overall SWM ma man‐
          agement assisted by a team of Assistant Medical Health Officers, Sanitary SSu‐
          pervisors, Sanitary Inspectors, Engineers, Ward Officers, Sanitary Officials and
          Workers. At the central level
                                  level there is an Executive Engineer assisted by Deputy
          Engineers, drivers and helpers.
          Sanitary staff for GVMC
            Sr. No.         Deployment of Sanitary Staff         City Level Analysis
            1               Chief Medical Officer of Health      1
            2               Assistant Medical Officer of Health  6
            3               Sanitary Supervisors                 6
            4               Sanitary Inspectors                  51
            5               Health Assistants                    21
            6               Sanitary masteries                   55
            7               Sanitary Workers                     3772
              Source: Greater Vishakapatnam Municipal Corporation
          Engineering Staff required
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           Construction waste
          b) Methodology for waste quantification and characterization
          Information on the nature of wastes, its composition, physical and chemical
          characteristics and the quantities generated are basic requirements for devising
          solid waste management plans. For the purpose of solid waste management, it
          is important to look into the properties of the waste material apart from their
          origin. Accordingly, they may be classified as:
           Biodegradable: Organic
                              Organic materials, which can be degraded by biological
            agents, e.g., microbes are known as biodegradable. Examples are food mat
                                                                                 mate‐
            rial, fruit and vegetable waste, garden waste (plant waste) etc.
           Recyclables: Plastic, Paper, metal etc
           Combustibles: Relatively dry
                                       dry material having a high calorific value, such as
            paper, plastic, rags, cardboard, etc. are known as combustibles.
           Hazardous; Certain items which are hazardous for human or animal health
            and detrimental for the environmental either due to their chemical or patho‐
            genic nature, are classified as hazardous waste e.g., hospital waste, certain
            industrial etc.
           Inert; Dust, cinder, grit and other debris are known as inerts.
          During the collection of municipal solid waste samples the major collection
          sites are identified
                          fied which are covering a larger size of population. Based on the
          type of area such as residential, commercial, industrial, market, slum etc. sa
                                                                                      sam‐
          pling points are distributed uniformly all over the study area. The sampling
          points are further classified based
                                         based on economic status of population such as
          high, middle and low income group.
          About 10 kg of Municipal Solid Waste (MSW) is collected from ten points ou     out‐
          side and inside of the solid waste heap of city. The total quantity of waste so co
                                                                                          col‐
          lected is thoroughly mixed and then reduced by method of quartering till a
          sample of such a size is obtained which can be handled personally. The sample
          so obtained is subjected to physical analysis.
          The methodology adopted for collecting MSW samples at city is as per CPHEEO
          manual based on the type of area such as residential, commercial, industrial,
          market and slum etc.
          The Physical Characteristics like moisture content, density, percentage of di
                                                                                     dif‐
          ferent components such as, paper, plastic, glass, metal, organic matter, sand,
          soil, bricks, stones etc were analysed.
          The Chemical Characteristics like pH, percentage of Nitrogen, Potassium and
          phosphorus, total carbon and C/N ratio were analyzed and represented in the
          report. Calorific value of the municipal solid waste (in Kcal),
                                                                   Kcal), Toxic characteri
                                                                                characteris‐
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Table 4.1: Total Physical Characteristics of Municipal Solid Wastes in Indian Citiesv
          During the sampling, we have analyzed the characterization study of waste. The
          physical composition of waste is analyzed at site and the chemical composition
          and Toxic Characteristics were analyzed at laboratory.
4.2       Quantification of Waste
          The information on the quantity of wastes generated and its composition are
          the basic needs for the planning of a solid waste management system. Quantity
          and characteristics of solid waste
                                         waste generated varies with income, socio
                                                                                 socio‐
          economic conditions, social developments and cultural practices. The chara
                                                                                charac‐
          teristics
             istics and quantity of waste generated based on the income pattern is pr
                                                                                   pre‐
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           Primary
                 ry survey results
          Secondary Data Collection
          As per municipal records quantity of waste generation in Visakhapatnam is
          about 1090 MT/day. The sources of waste contributing to the total tonnage are
          given in the following:
            Sl.No        Type of Waste                            Waste gen- % of Waste
                                                                  erated     Generation
                                                                  (Tons/day)
            1            Domestic Household waste                 635.00     69.02
            2            Commercial         Establishments
                         waste                                    42.00             4.57
            3            Hotels & Restaurants                     21.00             2.28
            4            Institutional waste                      5.00              0.54
            5            Parks and Gardens                        6.00              0.65
            6            Street sweeping waste                    65.00             7.07
            7            Waste from Drains                        54.00             5.87
            8            Hospitals                                3.00              0.33
            9            Markets                                  60.00             6.52
            10           Temples                                  5.00              0.54
            11           Construction and demolition
                         waste                                    2.00              0.22
            12           Chicken, Mutton, Beef, Fish stalls       4.00              0.43
            13           Slaughter houses                         3.00              0.33
            14           Cinema halls                             1.00              0.11
            15           Function halls                           14.00             1.52
                         Total                                    920.00            100
                                                                              vii
                                  Table 4.3: Total Quantity of waste generation
          Primary Survey
          Procedure:
          The methodology used for calculating the per capita waste quantification fofor
          Residential, Commercial and street sweeping at Visakhapatnam city is given be‐
          low.
          Residential:
          The per capita survey at residential area has been calculated at 6 random sse‐
          lected wards. The 10 houses in each ward have been identified based on high
          income, low income and poor group of people. Plastic bags have been supplied
          to the identified households for collecting waste from the each individual house.
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          After 24 hours the waste is collected and weighed with weighing machine.
          The quantified waste has been divided with the number of family members to
          get the individual contribution of waste. The survey was carried out for 3 days
          continuously in all the wards. The average per capita has been considered for
          further calculations. The data format used while carrying
                                                            carrying the survey at Visa
                                                                                   Visak‐
          hapatnam is given in Table 4.4.
                 Ward Persons             Residen-        Commer-    Street     Total    Waste
                 No                       tial            cial       sweep-     waste    genera
                                                                     ing                 tion
                                          (Kgs)           (Kgs)      (Kgs)      In kgs   rate
                                                                                         (kg/C/
                                                                                         day
                 6          39000         10530           5265       1755       17550    0.45
            D    12         30000         9720            4860       1620       16200    0.54
            a    24         17969         4636            2318       773        7727     0.43
            y    31         21391         6931            3465       1155       11551    0.54
            1    40         25641         6154            3077       1026       10256    0.4
                 45         9378          2757            1379       460        4595     0.49
                 6          39000         10296           5148       1716       17160    0.44
            D    12         30000         7200            3600       1200       12000    0.4
            a    24         17969         4528            2264       755        7547     0.42
            y    31         21391         4492            2246       749        7487     0.35
            2    40         25641         8308            4154       1385       13846    0.54
                 45         9378          2870            1435       478        4783     0.51
                 6          39000         10998           5499       1833       18330    0.47
            D    12         30000         8100            4050       1350       13500    0.45
            a    24         17969         4959            2480       827        8266     0.46
            y    31         21391         5647            2824       941        9412     0.44
            3    40         25641         10154           5077       1692       16923    0.66
                 45         9378          2870            1435       478        4783     0.51
                  Total                   121149          60575      20192      201916   0.47
          Commercial:
          Randomly y 6 wards were selected for per capita survey at commercial centers.
          The per capita survey at commercial places has considered at 6 random sse‐
          lected wards. The bins identified are depending on the type of centers like thick
          commercial complexes, thin commercial
                                        commercial areas and streets containing market
          yards. The capacity of each bin or heap of MSW at all the 10 points and the
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          number of fillings of each bin in a day has been calculated and the averaged
          value has been projected for the further calculations.
          Street Sweeping:
           The street sweeping data was collected on each day by weighing the heaps on a
          road length having 1 km stretch. The same procedure was adopted at various
          centers like commercial/residential etc. The data projected in the DPR is based
          on the road length survey.
          Primary Survey results
          The methodology adopted for collecting MSW samples at Visakhapatnam is as
          per CPHEEO manual based on the type of area such as residential, commercial,
          industrial, market and slum etc.
          To assess the waste generation levels primary survey was also carried out in sse‐
          lected wards of Visakhapatnam City. Around six typical wards were selected
          and data related to number of persons in each ward, the waste generation in
          terms of residential, commercial and street sweeping waste
                                                                waste details were co col‐
          lected on day to day basis. Waste Characterization was also carried during the
          survey.
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          From the above table it’s seen that the average per capita generation for Visa
                                                                                    Visak‐
          hapatnam city is about 0.47 kg/capita/day. The survey continued for other
          identified wards of Visakhapatnam the respective wards identified are 3, 16, 33,
          52, 68 and 71. The survey conducted for three consequent days and waste co  con‐
          tributing levels from each ward was assessed in kgs.
                 Ward Persons
                          ons             Residen-        Commer-    Street     Total    Waste
                 No                       tial            cial       sweep-     waste    genera
                                                                     ing                 tion
                                          (Kgs)           (Kgs)      (Kgs)      In kgs   rate
                                                                                         (kg/C/
                                                                                         day
                 3          35000         10290           5145       1715       17150    0.49
            D    16         21500         5547            2774       925        9245     0.43
            a    33         21700         8072            4036       1345       13454    0.62
            y    52         23400         7722            3861       1287       12870    0.55
            1    68         38250         10328           5164       1721       17213    0.45
                 71         26075         6884            3442       1147       11473    0.44
                 3          35000         9240            4620       1540       15400    0.44
            D    16         21500         5934            2967       989        9890     0.46
            a    33         21700         7031            3515       1172       11718    0.54
            y    52         23400         6037            3019       1006       10062    0.43
            2    68         38250         14459           7229       2410       24098    0.63
                 71         26075         7979            3989       1330       13298    0.51
                 3          35000         9240            4620       1540       15400    0.44
            D    16         21500         5676            2838       946        9460     0.44
            a    33         21700         5208            2604       868        8680     0.4
            y    52         23400         4914            2457       819        8190     0.35
            3    68         38250         8033            4016       1339       13388    0.35
                 71         26075         6571            3285       1095       10952    0.42
                 Total                    139164          69582      23194      231939   0.47
          Apart from the above, waste generation was also assessed based on the capa
                                                                                capac‐
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          ity of each vehicle and the number of trips made in a day to the dumpsite. The
          necessary details were collected and the waste quantity reaching the dumpsite
          is found to be about 600 ‐700 tons per day which translates to about 0.45
          kg/capita/day to 0.47 kg/capita/day.
4.3       Waste Quantification
          Waste Quantities depend on the population. The total waste generation from
          the municipality is estimated based on the population of the town and the per
          capita waste generation. The future waste generation from each of the towns is
          also been predicted. The
                               Th Future Generation trends of waste have been carried
          out by population forecasting methods.
          For the present report, the geometric progression method has been considered
          for arriving at population projections for the year 2012 as well for the year en
                                                                                        end‐
          ing i.e
               .e 2030 year. The projected tables were presented below.
            SUMMARY OF POPULATION PROJECTIONS FOR VIZAG CITY BASED ON
            ARITHMATIC PROGRESSION, GEOMETRIC PROGRESSION, INCREMENTAL
            INCREASE & DECADAL GROWTH METHODS.
                                 Arithmatic           Geometric     Incremental   Decadal
            Sl
                    Year         Progression          Progression   Increase      Growth
            No.
                                 Method.              Method.       Method.       Method.
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           ORGANIC WASTE
           Comprising of Leaves , Fruits, Vege‐
                                              Veg
                                                   52.0
           tables, Food Waste, Fine organic Mat‐
                                               Ma
           ter, Hay and Straw etc
           RECYCLABLES
           Comprising
                  rising of Rubber and leather,
                                                   23.0
           Plastics, Rags, Paper, Wooden Matter
           Coconuts, Bones, Straw, fibers
           INERT MATTER
           Comprising of ash, Crockery, Earthen
                                                   25.0
           ware (pots), Stones and Bricks, Met‐Me
           als, Glass, sand, silt from drains etc.
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TOTAL 100
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          SWM
           WM operation requires active involvement of the citizen, NGOs and private een‐
          trepreneurs. Besides introduction of equipment and vehicles for minimum ha han‐
          dling and exposure of waste, awareness creation is the key in developing mea
                                                                                    mean‐
          ingful partnerships. The suggestions
                                   suggestions in this section focus mainly on the mode of
          operation, choices of vehicle & equipment and estimation of the requirements.
          The suggestions are mainly for:
                Promotion of the practice of segregation and storage of waste at source in
                 two bins‐for
                            for biodegradable
                                biodegradable waste and another for recyclable waste, so as
                 to facilitate an organised and hierarchical system of waste collection and
                 disposal, without letting the waste to reach the ground in the primary and
                 secondary collection stages.
                Organization of door to
                                      to door collection with community participation on
                 cost recovery basis and minimize the multiple handling of waste, iim‐
                 provement in the
                productivity of labour and equipment
                Containerized secondary storage facilities phasing out open storage
                Daily transportation
                       transportation of waste to the integrated MSW disposal facility.
                Container transportation using simple hydraulic system mounted vehicles.
                Awareness creation for source segregation and storage at source.
                Monitoring system to increase the productivity
          Based on the existing
                            ting Collection and transportation system, the comprehensive
          collection and transportation plan depicted below.
                  Primary                                                              Transfer
                                                  Storage       Transportati
                  collectio                                                             station
                                                                  on
                      n
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                Waste collectors
                         ollectors will collect waste on a day‐to‐day
                                                           day    day basis in two separate
                 bins‐green
                      green bins for bio‐degradable
                                     bio degradable and white bins for recyclables.
          However, it is not easy to implement source segregation practices immediately.
          A prolonged campaign by GVMC will be required
                                                  required with adequate budgetary pr
                                                                                   pro‐
          visions to impress the citizens that source segregation will provide them a
          healthy environment and a better lifestyle.
          Storage of waste at Source
          Citizens could be encouraged to have separate storage facilities for
          food/biodegradables
                     egradables and recyclables/non‐bio‐degradable
                                       recyclables/non     degradable so as to ensure that
          no waste goes to ground and a system of ‘Single handling’ is developed. ResResi‐
          dents will be made aware to segregate waste at the source and store it in sep
                                                                                     sepa‐
          rate bins, prior collection and transported
                                          transported by the private operator
                                                                     operator.
          A 3‐bin
               bin system of storage of waste is suggested by MoEF in its guidelines of
          solid waste management. However, such a system of segregation in the initial
          stages of waste management is difficult for the community to practic
                                                                         practice. How‐
          ever, a single bin system could be encouraged which can be upgraded to a 2
                                                                                   2‐bin
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          system progressively. In the single bin system all the wastes are to be kept in a
          single bin.
          As per the ‘2 Bin system of Solid Waste Storage at source’, each of the house
                                                                                  household
          is encouraged to keep separate Bins / containers for Food/Green waste and R   Re‐
          cyclables/Non‐bio
                          bio degradable.
          The household bin for food & green waste could be of 10‐     10‐15 litres capacity
          made of plastic / reinforced plastic / LDPE or metal. Bin or plastic bbags may be
          used for recyclables,
                    ecyclables, non bio‐degradable
                                     bio             and domestic hazardous storage rre‐
          quirements. Bins are preferred options as it is often difficult to separate the
          plastic bag during the waste processing and disposal. Moreover, plastic bags
          have a recurring
                        ng expenditure, which is often difficult to overcome in a long run.
          Multi‐storied
                storied residences, commercial complexes, in addition to storage facilities
          in individual residences/shops, could also keep containers within their pre
                                                                                   prem‐
          ises matching to collection system of the city.
          Segregation of waste at source will be introduced along with door  door‐to‐door
          waste collection. Hotels, offices, shops and restaurants need to keep adequate
          number of bins to facilitate easy handling and transfer of waste to Municipal
          collection
               ction system. Plastic, HDPE or reinforced fibre‐glass
                                                             fibre glass bins are reco
                                                                                   recom‐
          mended for this purpose.
          Hospitals and Nursing homes could use colour coded bins/bags for storage as
          specified in the Bio‐‐medical
                                medical Waste (Management & Handling Rules)
                                                                      Rules)‐1998. Hos‐
          pitals should deposit only the food & bio‐degradable
                                                  bio degradable waste in the Municipal
          System.
          Construction& Demolition(C&D) waste has to be stored at the premises of the
          construction either in skips or suitable containers and has to be directly em
                                                                                     emp‐
          tied to the notified disposal site/sites
                                        site/sites or by transported by availing Municipal
          facility. However, in Visakhapatnam, the C&D wastes are in much demand for
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          filling up the low lying flood prone area. Not much of C&D wastes find its way to
          the municipal MSW system.
          Garden or other bulk waste
                                waste has to be stored at premises and disposed directly
          to skips / containers for the purpose or should be directly handed over to the
          Municipal vehicle arriving on pre‐notified
                                        pre          days.
          Meat, Chicken and fish stalls should store waste in non‐corrosive
                                                                 non corrosive bin / b
                                                                                     bins of
          about 60 litre capacity each and transfer contents to large container for biod
                                                                                     biode‐
          gradable to be kept at the market just before lifting of such large containers or
          handover to collection crew directly.
          Each stall in vegetable and fruit market should store
                                                           store waste in bins and transfer
          to a large container / skip stationed for secondary storage.
          Street / food vendors will have to keep bins to store waste and transfer to m
                                                                                      mu‐
          nicipal container. Marriage halls/function halls should keep large container
          matching the Municipal system.
          Provision of suitable containers at source is the responsibility of individual
          generators. However GHMC initially shall provide bins to households to een‐
          courage the source segregation. The main role of GVMC will be mainly to create
          awareness
               reness amongst the people with the support of NGOs. As segregation and
          storage require a high degree of human awareness on the health and enviro
                                                                                environ‐
          ment perils of throwing waste on ground, a continued and concentrated effort
          is required to create this awareness.
          It is essential to keep the streets and public places clean at all times of day. This
          is possible only if waste producers cooperate and effectively participate in the
          waste management efforts of the Vizag City Municipal Corporation. If people
          keep on throwing wastes on the streets indiscriminately, the Visakhapa  Visakhapat‐
          nam City Municipal Corporation cannot keep the City clean in spite of its best
          efforts. People, therefore, have to form a habit of storing the waste at source in
          their personal bin/bins
                             in/bins and discharge the same into the Municipal system only,
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at specified times.
          In Ward No.18 the above practices are implemented perfectly. The same has to
          be implemented in all other wards of GVMC.
5.4       Primary Collection of waste:
          Door to door collection
                       collection services includes collection of waste from households
          and commercial establishments, markets and other waste generating sources.
          The vehicles used for door to door collections in general are tricy‐
          cles/pushcarts, autotippers, and sometimes small compactors
                                                            compactors depending on the
          area.
          It is necessary for GVMC to provide a daily service to all households, shops
          and establishments for the collection of putrescible organic/food/bio ‐
          degradable waste from the doorstep because of the hot cli     climatic conditions
          in the City . This service must be regular and reliable – recyclable material can
          be collected at longer regular intervals as may be convenient to the waste prpro‐
          ducer and the waste collector, as this waste does not normally decay and ne need
          not be collected daily. Domestic hazardous waste is produced occasio    occasion‐
          ally and so such waste need not be collected from the doorstep. People
          could be advised or directed to put such waste in special bins kept in the City
          for disposal
                sposal of such wastes as per the directions given by Municipal Corpor
                                                                                  Corpora‐
          tion.
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Transfer station
          The waste from the push cart bins will be unloaded into the common collection
          dumper bin. There will be separate augment to picking dry wastes from tthese
          collectors.
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          Phase II:
          At present GVMC MC is adopted the door step collection by Push carts and suff
                                                                                     suffi‐
          cient no.of pushcarts are available with the GVMC, Hence it is recommended to
          follow the similar kind of operations till the pushcarts life comes to an end i.e
          for the 2 years. Meanwhile auto tippers
                                               tippers would be introduced wherever the
          short fall of push carts are there at present and will be replaced by 90% of the
          pushcarts in subsequent years i.e. 2‐3 3 years and wherever the narrow lanes are
          there, shall provide pushcarts.
          Door step collection – Commercial Establishments
          A direct and separate collection system is recommended for Large and Medium
          Hotels and Restaurants, Hospitals (non‐infectious
                                               (non infectious component of hospital waste
          only), industries etc. Waste from these sources should be collected from the
          source and transported to the treatment/disposal site directly. The objective of
          the system is to eliminate this waste at the secondary storage area. This system
          should operate on a user fee basis. GVMC may organize the system by using the
          present fleet and  d manpower by engaging sanitation workers of their own for
          doorstep collection of hotel and restaurant waste. The hotels and restaurants
          may be directed to use two‐bin
                                    two bin system for the storage of food waste and other
          recyclable material. Both the wastes should
                                                 should be collected separately in the veh
                                                                                       vehi‐
          cle. Initially the source segregation may not be effective; the mixed waste shall
          be transported directly to the integrated facility.
          Markets waste can be stored in 1100cum bins. For each major market, compac‐
          tor bins are
                     re to be provided compulsory. It is estimated that 5 bins each should
          be provided at purna market, Banana market and Kaniti Road market at Gaj    Gaju‐
          waka. These bins can lift mini compactor and disposed off in the integrated ffa‐
          cility and the number of trips can be done depends on the bins get filled up.
          The existing tippers can be utilized for transportation of waste from bulk ge
                                                                                     gen‐
          erators wherever required.
           STREET SWEEPING
          In order to improve the system, all the roads and lanes having habitation or
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          commercial activities
                          ivities may be covered on a day to day basis. This may be done
          by employing one person per 350 m in city centre including commercial & iim‐
          portant areas, one person per 500 m in medium density areas and 750 m in
          WBM roads i.e low density areas. If most of the
                                                        the households, shops and esta
                                                                                   estab‐
          lishments are covered through door to door collection, hardly any domestic
          waste is expected to be on the streets to be picked by the street sweepers. The
          total road length (including BT, WBM and Earthen) in Visakhapatnam is ab  about
          2825 kms. The roads are categorized in to those in city center and busy area, in
          medium density area, low density and fringe areas and the requirement of
          sweepers are worked out as per the MoEF norms as presented in Table.
          The worker engaged in street sweeping shall be provided with long handle
          broom, metal trays, Gum boots, gloves, shovels and uniforms. The sweepers
          should work in pairs, carrying out the following:
                Sweeping two ‘single beat’ lengths
                Collecting the sweeping in container cart.
                Cleaning the
                           he drains which are included within the street sweeping acti
                                                                                   activ‐
                 ity.
                Carrying the drain cleanings
                Depositing the sweeping & drain cleanings in the nearby container
                Cleaning the container stations with in the beat length
                Kerbside collection from shops/establishments
                                          shops/establishments along the road/street
          Daily sweeping is also required along the main roads, commercial centers, ma  mar‐
          kets in high density areas. Street cleaning needs to be undertaken on all days
          including Sundays and public holidays with special focus on busy centr
                                                                               centres, mar‐
          kets, bus terminals, railway stations and tourist places. In order to improve the
          system carryout inventory of all the main roads, streets and byby‐lanes and iden‐
          tify the beats for street sweeping and drain cleaning. Based on the road length
          data available
                    lable and the norms set out by MoEF and Government of India, it is ees‐
          timated that GVMC could have around 1087 beats to be attended daily, 1711
          beats on alternate days and 2119 beats once in a week.
           Location       Road                    Beat      No. of Frequency
                                                                    requency       Crew re-
                          Length,                 Length, m Beats                  quired
                          km
           City   Centre, 380.40                  350.00        1087   All Seven   Mechanical
           Commercia‐                                                  Days        Road sweep‐
           land Important                                                          ing machine
           Areas
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          It is suggested to continue the present bin locations and use waste sanitizing
          agents and insect repellents to prevent the menace of breading of flies and
          mosquitoes at the secondary storage points. For secondary storage facilitie
                                                                            facilities are
          to be developed are dumper containers of 4.5 m3 single dumper lifting vehicles
          are proposed.
          Phase II:
          Over the period of 2‐3
                             2 3 year, waste collected in auto tippers shall be transferred
          to Rear End Loaders, then transport to the integrated waste mana
                                                                         management facil‐
          ity. GVMC shall identify 3 collection points to transfer the waste in to Rear End
          Loaders.
5.6       Secondary
                  y collection and Transportation
          The strategies for improvement of waste collection and transportation for
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          Existing transfer station capacity would be so designed that there will not be
          any noticeable queuing up at the Transfer Stations. The vehicles coming in and
          going out are weighed by arranging weighing platforms. There
                                                                  There is a provision to
          wash the vehicles and bins at these Transfer stations.
          Underneath the unloading platform which is an RCC deck, office and repair
          shop and store are located. In addition to this, the following actions and prov
                                                                                     provi‐
          sions will help to reduce the odour emission and also improve esthetics
          1.     Spraying of microbial culture
          2.     Greenbelt provision
          3.     GI sheeting
          The entire Transfer station area is paved with concrete blocks and is maint
                                                                                 mainte‐
          nance free. Separate arrangement is also envisaged to discharge the w
                                                                              waste in an
          appropriate manner from the tricycles and auto tippers brought from the
          nearby areas to avoid duplication of the work.
          The existing transfer station shall be used for transfer of waste from auto ti
                                                                                      tip‐
          pers to Rear End Loaders.
5.8       Infrastructure Requirement
                         Requirement for the entire Visakhapatnam City
          The following design basis has been considered for infrastructure calculations.
                Year of Waste Quantity for primary, secondary collection and storage vve‐
                 hicles calculations is 2015.
                Per capita waste generation is 0.48
                                                0.48 Kg/capita/day & total waste is 920
                 MTPD.
                Assuming that only 60% from households, 30% from commercial, instit
                                                                                   institu‐
                 tional, market yards, slaughter houses etc. and 10% from street sweeping
                 based on past experiences.
                Considering that each wheelbarrow can make up 3 trips in a day.
                Capacity of each wheelbarrow is 0.17 tons.
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                The waste generation from slums was considered as 20% the residential
                 waste generation.
          For every 200 households, a wheelbarrow is proposed to carry the waste and
          the number of trips proposed for wheelbarrow is about 3 trips per day with a
          waste lifting Capacity of 0.05 tones. The details
                                                    details are given in the below table.
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            Table 5.4: Required infrastructure for collection of H/H waste & street sweeping waste
                         Wheelbarrow /handcarts required for the base year is 2015
The dumper bins will be lifted by dumper placer trucks. The proposed number
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                                                          Total                 Bins/
                                                                    Trip
                                                            per              Vehicles in    Total Re-
                                                                     s
                                           Waste            Ca-                 Nos.         quire-
                   Vehicles
                                          Quantity        pacity                   Stand     ment in
                                                                    (No’    (No’
                                                             in                      by       Nos
                                                                     s)      s)
                                                           tons                    -10%
                                                                                    10%
                                               Primary Collection
            Wheel Barrow                   130000
                                                                            160
            (200 households in             House‐    0.05      3                                 1600
                                                                             0
            3 trips)                        holds
            Autotippers                    308363     0.3      3               91    9           100
            (1500 houses in 3‐4
                            3              House‐
            trips)                          holds
            Bins
                                               502                          125
            Bins‐Residential                                0.4       1             126          1381
                                             TPD                             5
            Bins‐Commercial                276TPD           0.4       1     690     69           759
            Bins‐ Street sweep‐
                             p‐
                                           92 TPD           0.4       1     230     23           46
            ing
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            Secondary
             econdary Transportation (To Trans-
                                         Tran
            fer station)
            Rear End Loaders‐18
                             18
                                     600    12      3                     17         2         19
            cum
            Compactors ‐ 10 cum    276       4      5                     14         2         16
            Secondary Transportation (To Dump site)
            Taras vehicle          320      20      3                     5          1         6
                                       Table 5.6: Requisite Number of Vehicles
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                                  Fi
                                  Figure 5-1: Organizational pattern at Work Shop
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          Case Study:
          MSW Collection and Transportation
                             Transpor       System in Singapore
          Singapore is the place where collection and transportation system is very well
          established and source segregation is also 100% with active participation from
          the community. Waste generation in Singapore is mainly from housing apa  apart‐
          ments called HDB flats, Individual houses called as landed houses and trade
          centers (hawker centers, shops and markets. The collection and transportation
          system for these waste generators is very well designed and for recyclable
          waste separate collection and transportation system is established.
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          At old Flats, there are individual chutes with collection bins at the bottom which
          is collected by collection crew bring to common bin centers there waste is being
          disposed to roll off compactors for compacting the waste. The filled compactor
          is lifted by hooklift vehicles. For some flats, bins are lifted by REL’s.
          Trade Premises:
          Waste
            aste is collected from trade premises are collected and bring to bin centers by
          collection crew .
          Landed Houses:
          Waste is stored at individual landed houses is being collected by Rear End
          Loaders
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          ble, and bacterial biomass. If the feedstock entering the process is sufficiently
          free of objectionable materials like colorful plastic,
                                                        plastic, this residue can have market
          value as compost. Anaerobic Digestion process is also referred to as Bio       Bio‐
          methanization process. A pictorial representation of this process is as below
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          below.
          Incineration:
          Mass‐burn
                burn Systems are the predominant form of the MSW incineration. Mass   Mass‐
          burn systems generally consists of either two or three incineration units ran
                                                                                      rang‐
          ing in capacity from 50 to 1,000 tons per day; thus facility capacity ranges from
          about 100 to 3,000 tons per day. It involves combustion of unprocessed or mi min‐
          imally processed refuse. The major component of a mass burn facility include
          1.     Reception of Refuse, handling and storage systems;
          2.     Combination and Steam generation System (a boiler);
          3.     Flue gas cleaning system;
          4.     Power generation equipment (steam turbine and generator);
          5.     Condenser cooling water system and
          6.     Residue hauling and Storage system
          Pyrolysis:
          In Pyrolysis, at high temperature of 7000 C to 12000C, thermal degradation of
          organic carbon based materials is achieved through the use of an indirect, eex‐
          ternal source of heat, in the absence or oxygen free environment. This therma
                                                                                      thermal‐
          ly decomposes and drives off the volatile portions of the organic materials, rre‐
          sulting in a Syngas composed primarily
                                              primaril of Hydrogen (H2), Carbon monoxide
          (CO), Carbon dioxide (CO2) and Methane (CH7). Some of the Volatile comp      compo‐
          nents form tar and oil which can be removed and reused as a fuel. Most Pyrol Pyroly‐
          sis systems are closed systems and there are no waste gases or air emis    emission
          sources (if the syngas is combusted to produce electricity, the power system
          will have air emissions control systems. The syngas can be utilized in boilers,
          gas turbines, or internal combustion engines to generate electricity or used as
          raw stock in chemical
                          hemical industries. The balance organic material that are non   non‐
          volatile or liquid that is left as a char material, can be further processed or used
          for its adsorption properties (activated Carbon). Inorganic materials form a
          bottom ash that requires disposal,
                                       disposal, although some pyrolysis ash can be used for
          manufacturing brick materials.
          Gasification:
          In Gasification process, thermal conversion of organic carbon based materials is
          achieved in the presence of internally produced heat, typically at temperatures
          of 6600 to 18000C, and in a limited supply of air/oxygen (less than stoichi
                                                                                  stoichio‐
          metric, or less than is needed for complete combustion) to produce a syngas
          composed primarily of H2 and CO. Inorganic materials are converted either to
          bottom ash (Low‐temperature
                             temperature gasification)
                                           gasification) or to a solid vitreous slag (High
          temperature gasification that operates above the melting temperature of ino inor‐
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          ganic components). Some of the oxygen injected into the system is used in reareac‐
          tions that produce heat, so that pyrolysis (endothermic) gasification reactions
          can initiate after which the exothermic reactions control and cause the gasific
                                                                                   gasifica‐
          tion process to be self‐sustaining.
                              self sustaining. Most gasification systems, like Pyrolysis are
          closed systems and do not generate waste gases or air emission sources during
          the gasification phase. After cooling and cleaning in emission control systems,
          the syngas can be utilized in boilers gas turbines or internal combustion een‐
          gines to generate electricity or to make chemicals.
          Plasma arc Gasification:
                     Gasification
          In Plasma Arc Gasification process using alternating current (AC) and /or direct
          current (DC) electricity is passed through graphite or carbon electrodes with
          steam and /or oxygen/air injection (less than stoichiometric) to produce an
          electrically conducting gas (aplasma)
                                        (aplasma) typically at temperatures greater than
          2,200 C. This system converts organic carbon based materials including tar oil
                o
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          less 12% moisture is typically accomplished through the use of forced air. Add Addi‐
          tional sieving and classification
                             classification equipment may be utilized to increase the rre‐
          moval of contaminations. After drying, the material often undergoes densific
                                                                                   densifica‐
          tion processing such as palletizing to produce a pellet that can be handled with
          typical conveying equipment and fed through
                                                   through bunkers and feeders. The RDF
          can be immediately combusted on site or transported to another facility for
          burning along or with other fuels. The densification is even more important
          when RDF is transported off‐site
                                     off site to another facility in order to reduce vvolumes
          being transported. RDF is often used in waste to energy plant as the primary or
          supplemental feedstock or co‐fired
                                       co fired with coal or other fuels plants in kilns of
          cement plants, and with other fuels for industrial steam production.
          Mechanical Separation
                            ion:
          Mechanical separation is utilized for removing specific material or contam
                                                                               contami‐
          nants from the inlet MSW stream as a part of the pre treatment process. Co
                                                                                   Con‐
          taminants may include construction and demolition (C&D) debris, tyres, dirt
          wet paper, coarse materials
                             materials and fine materials. Generally MSW reaching the
          dumping sites is non segregated mixed waste containing C&D debris and other
          contaminants. Therefore it is essential to remove these contaminants from the
          incoming MSW by mechanical separation before proceeding
                                                           proceeding the waste further
          by either biological physical and thermal technologies (except Plasma Arc
          Technology).
          Most of the rural towns it is seen that C&D debris (more than 90%) is reused
          and the rag pickers take away most of the recyclable material at the collection
          points only. Therefore the MSW reaching the dumping ground does not require
          the elaborate mechanical separation process. This MSW has high organic co     con‐
          tent fit to be directly used for various technologies after manual sorting only.
          Size Reduction:
          Size reduction is often required to allow for more efficient and easier handling
          of materials particularly when the fees stream is be used in follow on processes.
          Sizing processes include passive moving and vibrating screens and trammels. In
          order to reduce the size of the entire stream or portions of it mechanical
          equipment such as shredders is utilized. This allows for other physical proces
                                                                                   process‐
          es such as dryers magnetic and eddy current separators and densification
          equipment to work more efficiently. Magnetic
                                               Magnetic and eddy current separators may
          be installed both up‐and
                            up      down‐stream
                                          stream of shredders to increase the recovery of
          metals.
          LANDFILLING PROCESS & LEACHATE TREATMENT
          METHODOLOGIES FOR DISPOSAL OF INERTS / REJECTS ARISING FROM PR
                                                                      PRO‐
          CESSING OPERATIONS:
                  OPERATIONS
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          The final
                nal functional element in solid waste management system is treatment
          and disposal. The present practice is to dispose of wastes by land filling or u
                                                                                        un‐
          controlled dumping at the disposal yard (termed as compost yard). The pr     pro‐
          posed disposal system has been devised
                                            devised synchronizing with the storage and
          primary collection and taking into account also MSW (Mgmt & Handling)
          Rules’2000.
          Disposal of Waste:
          The MSW rules 2000 laid down the criteria for disposal of waste as under.
          Land filling shall be restricted to non‐biodegradable,
                                                 non biodegradable, inert wastes and other
          wastes those are not suitable either for recycling or for biological processing.
          Land filling shall also be carried out for residues of waste processing facilities
          as well as pre‐processing
                           processing rejects from waste processing
                                                         processing facilities. Land filling of
          mixed waste shall be avoided unless the same is found unsuitable for waste
          processing. Under unavoidable circumstances or till installation of alternate ffa‐
          cilities, land filling shall be done following proper norms. Landfil
                                                                          Landfill sites shall
          meet the specifications as given in Schedule III of the above rules.
          Land fill:
          Ultimate solution for Waste Disposal is Sanitary Land Fill operation. All efforts
          done by way of processing and recovery of recyclables are aimed at reducing
          landfill
              fill burden as well as for reducing pollution characteristics of the waste
          sent to Landfill.
          LEACHATE TREATMENT
          Sources of Leachate generation from the project are as follows:
                Processing unit (Waste receiving platform & Windrow platform)
                Landfill
          Leachatee generated from the landfill areas has been calculated and shall be
          treated to meet standards of disposal into public sewers.
          Leachate Management:
                   Management
          The alternatives to be considered for leachate management are;
                Discharge to Lined Drains: This option is usually
                                                           usually not feasible. It can only
                 be adopted if the leachate quality is shown to satisfy all waste water di
                                                                                         dis‐
                 charge standards for lined drains, consistently for a period of several
                 years.
                Re‐circulation:
                     circulation: One of the methods for treatment of leachate is to re       re‐
                 circulate it through the landfill. This has two beneficial effects: (i) the pr
                                                                                             pro‐
                 cess of landfill stabilization is accelerated and (ii) the constituents of the
                 leachate are attenuated by the biological, chemical and physical changes
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low.
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          The organic component of waste can be converted into useful product(s) and
          recyclables can be effectively recycled through a suitable technological option
          depending
            pending on the composition of the waste.
          Considering the waste characteristics and quantity of waste being generated
          the following treatment technologies are proposed for Vishakhapatnam district
                Anaerobic Windrow Composting
                Refuse Derived fuel( RDF) used to generate Power (WTE)
                Scientific landfilling
          It is pertinent to mention that, recently State Government has also expressed its
          interest in setting up of a Waste to Energy plant (WTE) in Vishakapatnam. The
          design concepts of these proposed treatment facilities
                                                           facilities are explained in the su
                                                                                           sub‐
          sequent chapters.
          The treatment plant at Vishakhapatnam zone is called as Centralized Waste
          Treatment plant (CWTP) with cluster approach which is explained in the next
          chapter.
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          Waste Management Strategy – 2014 as per which creation of clusters by clu club‐
          bing the
                he municipalities accompanied by regional cooperation and fair cost sha
                                                                                    shar‐
          ing arrangements is emphasized.
          Likewise for the present zone of study a cluster approach is being proposed by
          considering the following aspects, this approach minimizes the scope of public
          objections, facilitates construction of large landfill which can be managed pr
                                                                                      pro‐
          fessionally in a cost effective manner
                The Waste would be processed and disposed of as per the characteriz
                                                                               characteriza‐
                 tion and quantity of waste in the respective cluster / municipa
                                                                        municipality.
                Transportation Costs
                Availability of area for setting up Integrated Solid Waste Management F
                                                                                       Fa‐
                 cility
                Not In My Back Yard (NIMBY)
                Ownership of Common Facility
                Form in which waste is to be transported – Raw waste or processed rre‐
                 jects
          Three clusters are proposed in this zone district wise as
          i.     Vishakapatnam cluster
          ii.    Vizianagaram cluster
          iii.   Srikakulam cluster
          The Processing technology for each cluster varies as per the quantification of
          waste and waste characterization in each cluster. For selection of suitabl
                                                                              suitable pro‐
          cessing technology several parameters are considered namely Indian exper  experi‐
          ence, quantity and quality of waste, capital investments, scale of operation, rre‐
          curring expenditure, environmental impact etc.
7.3       Aspects under the Cluster Approach
          Waste Quantities
          If the waste quantities generated from each of the municipality are equal i.e. all
          in the same range than having a common facility in any one of the municipal
                                                                                municipali‐
          ties would not yield any major impact on the costs for other municipalities as
          cumulatively thee waste quantities would not be of such a big quantity/volume
          which would result in reducing capital costs. And also associated with it is the
          cost towards transportation of waste from other municipalities to this facility
          would also be high and may not getget circumvented with the reduction of capital
          costs in view of the lesser cumulative over all capacity of the plant
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                Both processing and disposal units together i.e. integrated facility (Or)
                Only for disposal unit.
          In the
              he former case it requires waste to be transported in raw form i.e. garbage
          while in the latter case waste will be inert i.e. rejects arising from processing
          operations. It’s a known fact that raw waste occupies very high volume (no  (nor‐
          mally has a density of 0.45 to 0.5 kg/m3) and would require higher number of
          vehicles for transportation which would have a very big bearing on the trantrans‐
          portation costs.
          While if the waste is processed at individual municipalities where the waste is
          generated and only inerts sent
                                     sent to common facility than the quantity to be tran
                                                                                      trans‐
          ported also gets reduced and thereby the transportation costs also get reduced
          drastically. Moreover in this case delayed transportation of waste will not iim‐
          pact the operations of the municipality as it’s inert
                                                          inert and has no odour hassles.
          In view of the above the benefits associated with cluster approach are both
          technical and financial can be summarized as below
          Technical:
                This gives greater access to technical resources and professional expertise
                 of differentt ULB’s
                Use of large and sophisticated equipment (e.g. compactors)
                Stacking of waste up to greater heights that provides larger waste dispo
                                                                                    dispos‐
                 al capacity per acre of land.
                Cost savings in disposal and treatment.
                Proper planning and development of the site will help reduce the public
                 opposition and NIMBY syndrome.
                Increased distances require the use of transfer stations to increase the eef‐
                 ficiency of the transportation systems.
                Most importantly share scarce natural resources, such as land between
                 the ULB’s and consequently help in provision of scientific collection, ma
                                                                                        man‐
                 agement, processing and disposal of MSW in an efficient manner within
                 respective zone.
                Furthermore, they facilitate the monitoring of environmental outcomes
                 and performance due to a reduced number
                                                   number of sites. The approach enables
                 smaller ULBs to achieve compliance with minimal financial burden.
          Financial:
                Reduction in the fixed costs per unit of waste
                Cost saving due to sharing of O&M cost
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                                                                plant
              10      Salur                   15                Raw     Garbage   Transport   to
                                                                Vizianagaram
              11      Nellimarla              12                Raw     Garbage   Transport   to
                                                                Vizianagaram
                                              188
              III     VISHAKAPATNA
                      M
              12      GVMC         920                          Proposing Presorting +RDF+ Co
                                                                                           Com‐
                                                                post plant +WTE+SLF
              13      Narsipatnam             19                Raw Garbage Transport to Vizag
                                                                plant
              14      Yellamanchali           12                Raw Garbage Transport to Vizag
                                                                plant
                                              951
                   As per the above plan each municipality should establish processing facil
                                                                                        facili‐
                    ties in their respective municipalities
                   Transport rejects / inerts arising from the processing facility to the co
                                                                                           com‐
                    mon
                      on treatment facility. For this purpose required logistic support needs to
                    be established.
                   Common facility for Waste disposal – in the form secured engineered
                    landfill in the municipality generating the highest quantity of waste for the
                    cluster under consideration,
                                    consideration, in this case at Visakapatnam as stated above.
                   MOU between the participating ULB’s with cost sharing arrangements
                    (comprising of fixed O&M cost, creation of ESCROW account, revision of
                    tariff suitably from time to time, etc)
                   A framework should be established whereby a Project Coordination
                    Committee for each cluster is constituted which comprises represent
                                                                                   representa‐
                    tives of each participating Authority and the Company/ Utility; and impo
                                                                                        impor‐
                    tant project decisions during the project development, implementation
                    and
                      nd operational stages are taken through this committee.
          The summary of the design for these options are presented in the subsequent
          chapters
          Visakhapatnam Cluster # 1
          This cluster consists of a Centralized Waste Treatment Facility (CWTF) inclu
                                                                                 includ‐
          ing processing
                      ng & disposal at Kapuluppada in Visakhapatnam District. This will
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          The hydrology of proposed land fill site is located in secondary aquifers with
          intergranular porosity. Ground water level in the proposed site is in the range
          of 5‐10m.
               10m. The nearest piezometer location is Bheemunipatnam.
          Red gravelly soil occupies most part of the region (45%), apart from coastal
          sandy soil, which stretches
                                stretches throughout the beach. The coastal sediments have
          low bearing capacity, high permeability and poor foundation characteristics.
          The soil type of proposed land fill site is coastal sandy soils. The soil profile of
          the land fill site is red clay soil up to one meter depth, red sandy clay with gra
                                                                                         grav‐
          el up to three meter depth, soft disintegrated rock up to five meter depth,
          weathered rock up to nine meter depth
           AREA STATEMENT
          As per the proposal, we shall propose Integrated Waste Treatment facility at
          Kapulupada
               lupada dump site. Below is the area statement broadly showing the area of
          each main facility at the integrated facility.
                S.no                             Facility                            Area in Acres
                1                                Waste Dump Capping                  14.80
                2                                Compost & RDF Plant                 10.00
                3                                Power Plant                         10.00
                4                                RDF Storage area                    2.70
                4                                Other Supporting infrastruc‐   c‐   10.00
                                                 ture, roads, green belt etc..,
                                                 Total Area                          47.50
          With the above area statement and looking at the narrow shape of dump site,
          land for development of scientific landfill for inerts is not sufficient at
          Kapuluppada dump site.
                             si
          Scientific landfill for inerts shall be proposed at new site identified by the GVMC
          at Tanguddipalli, with approx 200 Acres area available and this site is 20 kms
          far from kapuluppada dump site and 40kms far from city.
          CLOSURE OF DISPOSAL SITE AND LAND
                                       LA   RECLAMATION
          The focus of this plan is to stop uncontrolled dumping on the site, control fires
          and re‐contour
                 contour and stabilize slopes so that a final cover can be installed. Recl
                                                                                      Recla‐
          mation of land is a relatively new approach used to expand municipal solid
          waste
              te (MSW) capacity and avoid the high cost of acquiring additional land.
          Once it gets filled, the landfill must be closed and no solid waste should be rre‐
          ceived at the site.
          To utilize the available space optimally Feed back after a detailed survey is pr
                                                                                        pro‐
          posing
             ing the reclamation at Kapuluppada in a scientific manner at disposal yard.
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          As per our physical observation, we have adopted method II for closure of exis
                                                                                    exist‐
          ing waste. Large quantity of waste is degraded and most of recyclable from the
          dump has been removed by rag pickers at site from many years.
          Total area en marked for closure of existing waste is 14.8 Acres.
          Design parameters for Waste dump capping:‐
                                           capping:
Bund Details :
  Ht. of Main Bund :                       3.       m
                                           0
     Excavation BGL :                      1.       m           Av
                                           5                    g.
 Top Width of Bund :                       3.       m
                                           0
          Berm Width :                     4.       m
                                           0
         No. of Berms :                    3.      nos
                                           0
SLF Slopes :
   Main Bund Outer                          2        :          1
               Slope :
    Main Bund Inner                         3        :          1
               Slope :
      Slope of Dump                         3        :          1
   Above Bund Top :
      LF Final Slope :                      2        :          1
                                            0
SLF Dimensions :
                                                  Area               Perime-               EL
                                                                       ter
 Total Landfill Area :                            59991         sq      1016 rm   @+     100.0 m
                                                                m             t              0
  LF Garland Drains :                                                   1012 rm   @+     100.0 m
                                                                              t              0
Landfill Dimensions : @ BBL                =      29136         sq       828 rm   @+     97.00 m
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                                                                m           t
Landfill Dimensions : @ GL                 =      41206         sq   862   rm         100.0   m
                                                                m           t    @+       0
Landfill Dimensions : @ BL                 =      49279         sq   932   rm         103.0   m
                                                                m           t    @+       0
Landfill Dimensions : @ ABL                =      36171         sq   816   rm         108.0   m
                                                                m           t    @+       0
 4 m wide Berm ‐ LF @ ABL                  =      32968         sq   785   rm         108.0   m
         Dimensions :                                           m           t    @+       0
Landfill Dimensions : @ ABL                =      22051         sq   670   rm         113.0   m
                                                                m           t    @+       0
 4 m wide Berm ‐ LF @ ABL                  =      19432         sq   639   rm         113.0   m
         Dimensions :                                           m           t    @+       0
Landfill Dimensions : @ ABL                =      10707         sq   524   rm         118.0   m
                                                                m           t    @+       0
 4 m wide Berm ‐ LF @ ABL                  =       8679         sq   486   rm         118.0   m
         Dimensions :                                           m           t    @+       0
Landfill Dimensions : @ ABL                =       2733         sq   307   rm         123.0   m
                                                                m           t    @+       0
SLF Volume :
                              29136.             49278.
                                 38        +        97
                                                                                31366
BBL: Vol ‐ I                                                    X    8.0   =        1 cum
                                           2
                              49278.             36170.
                                 97        +        82
                                                                                21362
ABL: Vol ‐ 2                                                    X    5.0   =        4 cum
                                           2
                              32967.             22050.
                                 51        +        84
                                                                                13754
ABL: Vol ‐ 3                                                    X    5.0   =        6 cum
                                           2
19431. + 10706.
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93 74
                              8678.5             2733.0
                                   9       +          6
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Relocated waste
          Once the total relocation of waste is completed, the dump will be brought to its
          final shape. Requisite soil layer will be laid over the final profile. Above the soil
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          Requisite soil layer and vegetative solid layer will be laid over the final profile.
          Gas collection and venting system will also be provided to collect the LFG gas
          generated. If the gas quantities are large the same will be sent to the power
          plant and
                  d if the quantities are less LFG will be vented out or connected to flaring
          system. The capped portions of this landfill should be maintained throughout
          the cooperation period.
          This kind of multilocational operation requires proper hard passages for the
          free
            ee movement of incoming trucks. During this process, every care is taken to
          ensure proper drainage of storm water to be ultimately discharged into drains
          after ponding up for a short period without allowing any mix up with leachate.
          Detailed
            tailed procedure of Reuse Plan:
          After retrieving area’s required for establishing of new facilities and receiving
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          fresh waste the balance dump will be earmarked for partial closure. The co  com‐
          pletion of the partial closure of landfill by relocating the waste dumped spread
          across the total site is the most important and priority component of the pr pro‐
          ject because the area required for the setting up of other facilities /components
          of the project is depending on the completion of the component of partial cl  clo‐
          sure.
          The methodology for
                          for partial closure encompasses the following sub tasks
          /activities.
          Sub Task –1: Estimation of Waste Quantity
          Sub Task –2: Relocation of waste
          Sub Task –3: Provision of final cover system
          Sub Task –4: Drill and provide gas collection bores and grid to coll
                                                                          collect Landfill
          gas for effective flaring / Reuse to Power
          Sub Task –5: Leachate extraction and collection net work
          Sub Task‐6 ‐ The post closure maintenance of the partially closed dump site
          throughout the cooperation period.
          Each of the subtasks are explained
                                   explained in detail in the following sections
          Capping of existing waste lying in the site covered with a varied height shall be
          done by relocating and consolidating the waste on a footprint of proposed cacap‐
          ping area and shall be scientifically capped.
          Various tasks
                    sks involves in capping work are as follows.
          Sub Task –1
                    1 : Estimation of Waste Quantity:
                                            Quantity
          Estimation of the quantities of waste lying in the site at different locations and
          assessment & deployment of vehicles (earth moving machinery/bulldozers and
          tippers) for the relocation of the waste to the area earmarked for the partial
          closure in accordance with the closure plan. If required Approach road to this
          closure point to be constructed for hassle free movement of men and machinery
          during the construction.
          Sub Task –2:: Relocation of waste:
                                      waste
          Devising a plan of action for leveling, compaction and planned relocation of the
          existing waste (as above) to the area earmarked for capping of the site. Leve
                                                                                     Level‐
          ing, consolidation and reformulation of slope and surfaces to plann
                                                                        planned levels and
          profiles. The proposed procedure to relocate this spread of solid waste is as fo
                                                                                        fol‐
          lows.
          Heap up the spread waste to as high as possible in the capping area.
          Excavators should be deployed to transfer this heaped waste into trucks whe
                                                                                  wher‐
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          ever the land is more than 100mts and shall be transshipped to within the foot
          print area. This dumping of the transshipped material will be in accordance to
          the finalized levels of both top and slopes. The transshipped material shall also
          be subjected to a regular consolidation with spiked & vibratory compactors.
          The closure activity of the dump will be initiated from one end and gradually
          extended to the top.
          Equipment required relocated and leveled are
          JCB’s – for excavating of waste
          Dumpers (10T) – for transportation
                              transpo        of waste
          Landfill compactors ‐ the garbage can be dry rolled and compacted to a satisfa
                                                                                 satisfac‐
          tory level.
          Grader ‐ this equipment will be employed to level area and the slopes to given
          gradient wherever and whenever required.
          Sub Task – 3: Provision of final
                                     f     cover system:
          A final capping cover is usually composed of several layers, each with a specific
          function. The surface cover system must enhance surface drainage, minimise iin‐
          filtration, support vegetation and control the release of landfill gases. The cap‐
          ping cover to be adopted will depend on the gas management system. The final
          cover system must consist of a vegetative layer supported by a drainage layer
          over barrier layer and gas vent layer.
          Capping of the landfill is taken up at the recommended slope
                                                                 slope and with the re
                                                                                    rec‐
          ommended layers. This capping is provided to ensure
          Prevention of Infiltration of rain water into the landfill during post closure p
                                                                                         pe‐
          riod.
          To eliminate the possibility of explosions due to accumulated gases in the lan
                                                                                     land‐
          fill by suitably providing
                             oviding for passive gas venting systems
          The various steps to provide final capping to the dump site are as given below.
          Level and compact the dump and bring it to final formation of the MSW. The
          slopes provided will be 1:3.
          Provide liner system comprises of combination of barrier materials such as
          natural clay and amended soils. A drainage layer and leachate collection system
          is placed over the composite liner system. The effectiveness of barrier layer b
                                                                                        ba‐
          sically depends on the hydraulic conductivity of the
                                                             the clay/amended soil liner.
          The final cover consists of the following components,
          Top cover layer of 450mm thick comprising of 300mm thick top soil and
          150mm of good vegetation supporting soil
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          Drainage layer
          Barrier layer with permeability less than 1 X 10‐‐7cm/sec
                                                            7cm/sec comprising of
          clay/GCL
          Gravel Layer: This layer will be 20cm thick and made up of C & D debris or
          gravel as the case may be, both on top and slopes. This layer will be compacted
          with 5T roller. Light bull Dozer will be used to obtain uniform thickness of the
          layer.
          Top soil: Virgin and rich top soil will be conveyed to the site and spread in an
          uniform layer of 30cm. This layer after uniformly spreading will be rammed iin‐
          to place with powered earth rammer ensuring moderate compacting for the
          easy
            sy penetration of roots of the proposed shrubs and grass on this layer. This
          layer will be suitably watered to maintain the required moisture levels till pla
                                                                                       plan‐
          tation takes place.
          Shrubbery and lawns and pathways: Appropriate landscaping plan will be pr  pre‐
          sented
              ed for approval. The proposal will be with a minimum of 3 alternatives. The
          shrubs selected will be hardy and at the same time ornamental and flowering.
          The lawns will be developed by transplanting with selected variety of dhoop
          grass or seeding
          The paving will be with 25mm thick precast concrete blocks suitably laid over a
          bed of sand and cement jointed.
          Landscaping
          The landscape concept would be to create a ‘park‐like’
                                                       ‘park like’ environment within the
          Dump Site. Lush greenery with extensively landscaped areas ar are set aside with‐
          in the site, such as the central commercial hub, entrance plaza, pocket parks
          and perimeter fringes to ensure that forested, landscape areas achieved. These
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          areas shall not be used for any use other than the prescribed use. However th
                                                                                      the‐
          se areas may be used to have natural drains, which are not cemented but lined
          with interlocking blocks to ensure percolation of rainwater and such drains will
          only be used to convey rainwater runoff.
          While linear planting is to be carried out along the roads, informal and mass
          plantings are proposed for the large landscape areas.
          The following guidelines are to be followed to achieve the nature of landscape
          envisaged.
          To complement the network of roads, the roadside trees are very important.
          Large shade trees are planted at 10m center to center to achieve a canopy env
                                                                                    envi‐
          ronment in the shortest possible time. These roadside trees not only provide
          shade, but also, more importantly, soften facades of all the buildings.
          The buffer zone would be densely planted with quick growing trees to have the
          forested effect. Here, function screening is the main priority, thus heavy foliage
          and low branching trees are preferred. To create identity, different areas
          should have different varieties planted – one area for color, o one area for form,
          one area for fragrance and one area for shade.
          To the extent possible only native species and locally available species of trees
          and plants should be used.
          Sub Task – 4: Drill and provide gas collection bores and grid to collect Landfill
          gas for effective flaring / Reuse to Power
          Landfill gas is generated as a product of waste biodegradation. In landfill sites
          organic waste is broken down by enzymes produced by bacteria in a manner
          comparable to food digestion. Considerable heat is generated
                                                             generated by these reactions
          with methane, carbon dioxide, nitrogen, oxygen, hydrogen sulphite, carbon d   di‐
          oxide and other gases as the byproducts.. Methane and carbon dioxide are the
          principle gases produced with almost 50 – 50 per cent share.
          When methane is present
                             present in the air in concentrations between 5 to 15 per cent,
          it is explosive. Landfills generate gases with a pressure sufficient enough to
          damage the final cover and largely have impact on vegetative cover. Also, b    be‐
          cause only limited amount of oxygen are present
                                                       present in a landfill, when methane
          concentration reach this critical level, there is a little danger that the landfill
          will explode.
          The quantity of gas generated from the landfill can be estimated. (Volume of
          Gas Generated, V = C X W X [P/100] m3/year ; C = Coefficient of Generation (6
          m3/ton/year) ; W = Weight of Waste ;P = Percentage of Organic Component) or
          the SCSLMOP International LFG model that employs a first‐order
                                                                  first order decay equ
                                                                                    equa‐
          tion identical to the algorithm in the U.S. EPA’s landfill gas emissions mo
                                                                                   model
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          (LandGEM) and determined the potential LFG recovery rate for the landfill. The
          international LFG model is described in detail below.
          Gas management strategies would follow the following three plans,
          Controlled Passive Venting
          Uncontrolled Release
          Controlled
              rolled Collection and Treatment
          A gas venting system is proposed for the partial closure at Kapuluppada dump
          site. This gas will be vented through gas vent pipes of 150mm diameter perf  perfo‐
          rated HDPE pipes. The landfill gas collection is facilitated by instal
                                                                          installing perforat‐
          ed HDPE pipes of 150 mm dia vertically down reaching about 80% of the
          dump/fill depth site at 30 mtr center to center distance.
          These vertical vent pipes are connected to the gas collection manifold placed at
          the top of the fill site buried conveniently
                                          conveniently under top soil cover. The gas from
          manifold is either flared or energy recovered depending on the quantities avai
                                                                                    avail‐
          able.
          The installation of the gas collection and flaring systems is installed simultan
                                                                                  simultane‐
          ously with the laying of the final cover.
          With the help of blower gas through the pipes shall be collected and taken to
          flaring unit. The collection system is a network of 150mm HDPE perforated
          pipes connected to flaring unit. The flaring unit consists of collection chamber,
          blower, ignition mechanism,
                           mech        control valves and sensors.
          Sub Task – 5: Leachate extraction and collection net work:
                                                               work
          Normally its seen that for all old unlined dump sites /landfill there is a possibi
                                                                                     possibil‐
          ity of segregated pondage of leachate in the closed dump site foot print area. In
          such a case if leachate evacuation if attempted by gravity flow through pipelines
          from the sides may not be effective and may lead to large quantities of leachate
          storage within the foot print area wherever the levels are irregular. To avoid
          this situation
                    tion it is expected that leachate be pumped out by locating leachate
          pumping wells within the foot print area of the dump closure where the bottom
          of the dumpsite shows distinct depressions. During construction works exact
          location of these wells can be identified.
                                          identified. Additional wells will also be provided
          at periphery if needed.
          During the first year of reformation of slopes if there are any specific areas
          found from where leachate tends to flow from the sides, in all such locations
          suitable shallow wells will
                                 will be constructed to remove leachate. All the leacahte
          from the dump will be collected in leachate collection tanks from where it
          would be pumped to leachate treatment plant for final treatment and disposal.
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          Drainage System:
          Surface water runoff is a significant component in a landfill design and shall be
          clearly designed. The design includes a garland drainage system all around the
          landfill which shall
                           all be lined and shall be connected to a storm water collection
          pond. Water collected in the pond shall be tested for storm water quality p   pa‐
          rameters and if it meets the discharge standards shall be discharged, otherwise
          the same shall be considered as leachate
                                             leachate and sent to the leachate treatment
          plant.
          Artificial and natural features at the landfill site control surface water and
          groundwater when integrated, the artificial and natural features must be effe
                                                                                     effec‐
          tive in controlling run‐on
                              run    and runoff of surface waters
                                                               ters as well as preventing
          groundwater from penetrating the landfill liner. When the landfill is closed, the
          drainage control system must be designed to function for the long
                                                                         long‐term use of
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          the site. Rainfall must be removed from the final cover surface witho
                                                                             without soil ero‐
          sion or excessive water infiltration. The greatest risk to the site is from ponding
          of surface waters in areas of land subsidence.
          The following features must be included in the design of drainage control facil
                                                                                    facili‐
          ties:
          (1) Collection and routing
                                routing of surface waters off the landfill surface in the
          shortest possible distance;
          (2) Selection of channel and drainage ways that will carry waters at adequate
          velocities to avoid deposition;
          (3) Use of sufficient surface slopes to maximize the removal o
                                                                       of surface runoff
          and at the same time minimize surface scour; and
          (4) Material specifications for the drainage features that allow repair and rre‐
          placement as the landfill settles
          Layout plan
          As per our estimates the total quantity of waste approximately 6 lakh tons shall
          be relocated and capped to an area of 14 Acres as en marked in the below la lay‐
          out plan. Total height of the proposed capping shall be 28 mtrs and shall be
          maintained in a slope of 1:3. Detailed cross sections of the drawings are aan‐
          nexed for reference.
8.2       PLANNING AND DESIGN OF TREATMENT PLANT
          INTRODUCTION
          Designing any waste management facilities the following points to be taken into
          consideration
                Waste quantities generated,
                Design period,
                 Waste characteristics of the proposed city.
          The Treatment
                  atment plant for Visakhapatnam city is proposed at the Kapuluppada,
          which is an existing dump yard with area of 73 Acres .Out of total area about
          60% of the land, is filled with waste. As per our proposal we shall close the eex‐
          isting waste for land reclamation
                                 reclamation to create space for treatment plant constru
                                                                                 construc‐
          tion.
8.3       MATERIAL BALANCE
          The generated MSW in Visakhapatnam District and the waste reaching to the
          processing facility may not be same. It will depend on the efficiency of collecting
          the waste. However by implementing
                                   implementing the good MSW practices in Visakhapa
                                                                                Visakhapat‐
          nam District the efficiency of collecting MSW may also increases. As per the
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          records the total MSW generated in Vishakhapatnam city is around 920 TPD.
          The plant is designed for 951 TPD with cluster approach conc    concept from
          yelamanchali and Narsipatnam which is explained in earlier chapters.
          In this chapter, the design of recycling for the integrated waste management ffa‐
          cility is presented in detail. The recyclable unit has been designed to process
          the recyclables into
                             to by products. The inerts (rejects) would be disposed to the
          landfill whereas the organic material (compostable in nature) would be sent to
          the compost plant and the light combustibles (RDF fluff) would be utilized to
          produce energy.
8.4       DESIGN OF PRESORTING & RDF PLANT
          The waste reaching the integrated waste management facility is mixed waste,
          hence, needs to be segregated before its treatment to produce energy/compost.
          At present, mixed waste will be reaching treatment facility but subsequently aaf‐
          ter implementing
                      nting our proposed collection system of wet waste and dry waste
          from households/commercials the load to the segregation unit will be reduced.
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Metals 2 0.2%
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                 go to
                     o bailing for RDF storage
          RDF BAILING & STORAGE:-
                        STORAGE:
          The 2D fractions from ballistic separators generally called Refuse Derived Fuel
          (RDF) Fluff. It will have a calorific value in the range of 2000 ‐ 2500 kcal/kg
          with 15‐20%
                   20% moisture and 15‐20%
                                       15       ash which can be incinerated in a boiler of
          the Power Plant. RDF produced shall be transported to the Power Plant through
          a Belt Conveyor for incineration or shall be providing a go down for storage of
          RDF material for at least 15 days.
          RDF PROPERTIES:--
          MSW collected from different sources has different calorific values. However,
          after drying and separation of non‐combustible
                                             non combustible fraction, the RDF produced
          shall have an average calorific
                                ca        value of 2000‐ 2500 kcal / kg with particle size of
          the size of about 100 mm acceptable for combustion in the Boiler of a Power
          Plant. The physical properties of RDF fluff produced shall have the following
          properties
          Physical Properties of RDF Bale
                Shape :‐ Irregular
                Size :‐ 100mm x 100mm
                Bulk Density :‐‐ 100kg/m3 ‐200 Kg/m3
           Proximate analysis
                Moisture : 10 % ‐ 20 %
                Ash content : 10 % ‐ 20 %
                Volatile matter : 40 % ‐ 60 %
                Fixed carbon : 10 % ‐ 20 %
          Ultimate analysis
                Moisture : 10 % ‐ 20 %
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                Mineral matter : 15 % ‐ 25 %
                Carbon : 35 % ‐ 40 %
                Hydrogen : 5 % ‐ 8 %
                Nitrogen : 1 % ‐ 1.5 %
                Sulphur :      0.2 % ‐ 0.5 %
                 Oxygen : 25 % ‐ 30 %
          Combustion Properties
           Gross Calorific Value
                             lue of RDF (Avg.) :                3,000 kcal / kg
                Ash Fusion Temperature
                 o      Initial Deformation temperature : 860 o C
                 o      Softening temperature : 950 o C
                 o      Hemispherical temperature : 1040 o C
                 o      Fluid temperature : 1100 o C
          Chloride Content          : 0.04 %
          Elemental
                 al Ash Analysis (% of Oxides)
                Silica : 53.10 %
                Alumina : 11.18 %
                Iron Oxide : 4.87 %
                Titanium dioxide : 0.89 %
                Calcium Oxide : 13.15 %
                Magnesium oxide : 2.90 %
                Sodium oxide : 5.79 %
                Potassium oxide : 1.56 %
                Sulphur trioxide : 2.55 %
                Phosphorous
                        rous pentoxide : 1.43 %
          CONSTRUCTION SPECIFICATIONS AND FUNCTIONS OF ALL THE PRESOR
                                                               PRESORT-
          ING & RDF UNITS
          The Presorting unit consists of waste receiving platform , presorting shed and
          RDF unit consists of RDF process shed and RDF storage go down
              Parameter                  General Requirements
              Waste receiving            Open to Sky
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          The following are the design concepts adopted to arrive at the sizes of various
          components of presorting plant.
          Waste Receiving Platform:-
                          Platform:
              Description                                                         Quantity
          Presorting shed:- Size of the shed proposed for presorting section is         ‐ 50m
          x 15m
          RDF Process shed::-           Size of the shed proposed for presorting section is   ‐
          50m x 25m
          The above dimensions
                            sions are arrived based on equipment length, no of lines and
          quantity handled.
          Storage go down:- Size of the shed proposed for storing RDF ‐ 100m x 25m.
          The RDF stored will be used for proposed power plant at Kapulupada site. The
          RDF storage also designed
                           designed to store RDF from Srikakulam and Viziyanagarm di
                                                                                   dis‐
          tricts.
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                              1         Grab Loaders                  4
                              2         Front End Loader              4
                              3         Fork lifts                    4
                              4         Tippers                       2
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                Each windrow is turned on 6th and 11th days outside to the center to pr
                                                                                      pro‐
                 vide aeration. This also destroys insect’s larvae.
                Turning is carried out by using front end loaders etc.
                On 16th day windrow is broken down
                It is then passed through a rotary screen of about 35mm&16mm square
                 mesh to remove oversize contrary material
                The oversized material +35mm & +16mm is sent to air cla         classifier with
                 lighter particles to RDF and heavier particles to landfill for disposal
                The under size (‐35mm
                                 (        & ‐16mm)
                                              16mm) material is send to curing shed for
                 maturation for 2 to 3 weeks.
                The material after curing is send to 4mm perforations fine screen. The
                 +4mm fractions are send to
                Screened compost is to be stored for 30 days to ensure stabilization
          The schematics of composting process are as follows:
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          carbon dioxide and oxides of nitrogen and carbon from organic compounds
          used as a source of energy, while nitrogen is recycled.
                                                        recycled. Due to temperature rea
                                                                                     reac‐
          tions, temperature of mass rises.
          The final product so produced will be black in colour, fine powdery in nature,
          has an earthy aroma and is completely free from pathogenic organisms and
          weed seeds. This product is the one, which has undergone sanitization and st
                                                                                    sta‐
          bilization. This ensures pH and C/N ratio at the required levels.
          Important factors responsible for a scientific decomposition over a specific p
                                                                                       pe‐
          riod of time are as follows:
          Carbon Nitrogen Ratio
          The decomposition of organic
                                  organic matter is effected by the presence of carbon and
          nitrogen. Decomposition of organic matter is brought about by living orga      organ‐
          isms, which utilize the carbon as a source of energy and the nitrogen for buil  build‐
          ing cell structures. More carbon than nitrogen
                                                    nitrogen is needed but if carbon is too
          high, decomposition decreases. In the soil, another factor enter into the series
          of nitrogen cycles, occurring when carbon is in great excess, it is the presence of
          nitrogen in the soil in a form available to bacteria. In case too great a ratio, it
          will result in living microbial cell’s making use of the available soil nitrogen in
          the proper proportion. This condition is known as “Robbing’ the soil of nitrogen
          and has the effect of delaying the availability of nitrogen as a fertilizer for gro
                                                                                          grow‐
          ing plants. A C/N ratio of 20 has been widely accepted as the upper limit at
          which there is no danger of robbing the soil of nitrogen.
          The optimum C/N ratio for composting therefore cannot be optimum one for
          the soil, since, the living
                               living organisms utilize about 30 parts of carbon for each part
          of nitrogen an initial C/N (Available quantities) ratio of 30:01 would seem most
          favorable for rapid composting.
          Moisture Content
          Aerobic decomposition can proceed at any available moisture content from
          30% to 100%, if aeration can be provided.
          In practical aerobic composting, high moisture content must be avoided b  be‐
          cause water displaces air from interstices between the particles and thereby
          give rise to anaerobic conditions. On the hand too low moi
                                                                   moisture content de‐
          prives the organisms of the water needed for their metabolism.
          The maximum moisture content for satisfactory aerobic composting will vary
          with the material used. Investigation indicates that the moisture content of the
          municipal refuse fall
                            fall in the range of 40 to 60% which is most satisfactory range
          for aerobic composting. Additives of various types are used with materials such
          as night soil, sewage sludge, garbage slop, which contain excessive amounts of
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          moisture. When the moisture content is too low (below 40%) it may be correc
                                                                               correct‐
          ed by adding water to it.
          Temperature
          Proper temperature is a very important factor, particularly in the aerobic co
                                                                                     com‐
          posting process. High temperature is essential for the destruction of pathoge
                                                                                pathogen‐
          ic organisms and undesirable
                           undesirable weed seed. The optimum temperature range is
          between 50°C to 70° C, around 40° C usually being the most satisfactory. The
          temperature increase in the mass leads to sanitization where harmful pathpatho‐
          gens, weed seeds are killed. This is also an important
                                                       important one in the composting
          process.
          Aeration
          Aeration is necessary for thermo‐phillic
                                       thermo phillic aerobic composting in order to obtain
          the rapid decomposition, fast decomposition that is characteristic of the pr         pro‐
          cess and also is useful in reducing high initial moisture
                                                               moisture content in composting
          materials. Several different aeration techniques have been utilized with varying
          degrees of success. Turning the material is the most common method of aer           aera‐
          tion when composting is done in stacks. Hand turning of the compost in pil       piles or
          pits is most commonly used for small villages and farms. Mechanical turning is
          most economical in large municipal installations. The most important consi        consid‐
          eration in turning compost apart from aeration is to ensure that the material on
          the outside of the pile is turned into the centre, when it will be subjected to high
          temperature. In hand turning with forks, this can be readily accomplished
                                                                               accomplished‐e.g.,
          piles or windrows on top of the ground are simply reconstructed with the m           ma‐
          terials from the outer layers layers placed on the inside of the new piles.
          In case of composting in pits, or trenches, the material can be moved from one
          pit to another for aeration or if a little space is left at the end of the pit at the in
                                                                                                ini‐
          tial filling, the material can be turned within
                                                      within the pit. The loss of volume of the
          material during the stabilization period will facilitate turning within the pit.
          Mechanical equipment for turning windrows in large composting operation has
          been developed extensively as a result of the increased interestinterest in composting
          as a method of refuse disposal.
          The important criterion for the high degree of aeration is for the avoidance of
          anaerobic conditions, maintenance of high temperature and the control of flies.
          pH Value
          Decomposition will be faster at a neutral
                                               neutral pH range because most microorga
                                                                                 microorgan‐
          isms grow faster under these conditions. Under aerobic conditions, there will
          be a drop in pH‐value
                             value initially which later begins to rise resulting in a slightly
          alkaline in the final stage.
          Alkaline characteristics in the decomposing stage conditioned with high te
                                                                                  tem‐
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                                         landfill.
             Curing Shed                 Roofing is required
                                                      quired to protect from rain & Sun.
                                         Concrete platform with proper slope shall be provided
                                         to prevent leaching into the ground and to provide
                                         hard surface to facilitate machine movement.
                                         Digested material will be stacked in the curing area for
                                         15 days for further
                                                       rther digestion and maturation of the ddi‐
                                         gested material
             Refinement         Sec‐
                                  c‐     Roofing is required to protect from rain & Sun
             tion                        Concrete platform with proper slope shall be provided
                                         for workability.
                                         Vibro screen (4mm) rejects material above 4mm and
                                         density separator
                                                      rator segregates metals (ferrous and non
                                         ferrous), pebbles, sand and asll undigested but same
                                         sized contaminants by weight.
             Godown                      Roofing is required to protect from rain & Sun
                                         Concrete platform with proper slope shall be provided
                                         for workability.
                                         Storage capacity is for 7 days.
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Description Quantity
                                                                          175 m       x
        Dimensions of Windrow platform
                                                                          100m
          Monsoon Shed:-
              Description                                                     Quantity
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Description Quantity
          Refinement Section:-
                     Section: Size of the shed ‐ 30m x 15m
          Storage go down:- Size of the shed proposed for storing 100TPD for 7 days is
          ‐ 35m x 25m
          List of Processing Machineries & Equipments (Mechanical)
          The organic waste received is routed to composting plant and decomposing the
          waste for a period
                          iod of 30 days and screening after 15 days to separate minute
          particles of glass, plastic, metals has been provided. The reject area and the
          course manure area are set apart. The rejects from the 1st and 2nd screen are
          directed towards land fill & RDF site and the reject of 3rd and 4th screen are sse‐
          cured for use as pit fill manure and the cover material /absorbent.
          Air classifier is used at outlet of primary screens rejects to separate lighter &
          heaver fractions. Heavier fractions are send to landfill and lighter fractions to
          RDF unit for bailing.
          Equipments are used to turn waste at regular intervals and used to shift the
          waste for feeding to the machinery. Rejects are pushed and the finished mater
                                                                                  materi‐
          al is also moved to bagging area. The front end pay loaders
                                                                loaders are essential for
          above activities.
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            tion)
   1        Front End Loader               2                    to collect and feed fermented waste
                                                                to the feeder belt
   2        Chain Belt          Feeder 2            20 TPH      to collect and feed fermented waste
            Conveyor                                            to the main feeder belt
   3        Chain Belt Feeder 2                     20 TPH      to carry the fed fermented waste iin‐
            Conveyor‐ Z type                                    to the next screen
   4        Trommel            Screen 2
                               Screen‐              20 TPH      to screen out oversized (>35mm)
            35mm                                                fermented waste
   5        Chain Belt Process
                         ocess 2                                to carry <35mm screened material
            Conveyor‐ 35                                        to the next screen
   6        Chain Belt L type Re‐
                              R   2                             to carry >35mm screened material
            ject Conveyor‐35
   7        Trommel            Screen 2
                               Screen‐              20 TPH      to screen out oversized ( >16
            16mm                                                <30mm) rejects
   8        Chain Belt process 2                    20 TPH      to carry <16 mm fermented material
            conveyor‐16                                         to distribution system
   9        Chain Belt           Reject 2           20 TPH      to carry >16mm screened rejects
            Conveyor‐16                                         ADS
   10       Drag Chain type con‐
                            co   2                              to distribute semi screened material
            veyor                                               in the curing sheds
   11       Hydraulic           Power 2                         to generate hydraulic power for all
            Pack                                                the above equipments
            SECONDARY     SE
                          SEC-                                  Proposed 2 lines with 8 hrs wor
                                                                                            work-
            TION ( Refinement)                                  ing
   1        Drag Chain conveyor            2        10 TPH      to distribute the screened (<16mm)
                                                                material to next screens
   2        Bucket Elevator                2        10 TPH      to lift the digested and screened m
                                                                                                  ma‐
                                                                terial vertically to feed into next
                                                                equipment
   3        Trommel‐                       2        10 TPH      to screen <16mm material        thro
            4mm/vibro sieve                                     4mm screen
   4        Chain belt conveyor‐
                       conveyor 2                               To carry <4mm screened material
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            Z type
   5        Chain Belt conveyor‐
                       conveyor 2                               to carry screened        oversized   (
            L type                                              <16>4mm) material
   6        Grinder                        2                    to grind digested Organic material
                                                                coming out of the Reject conveyor
   7        Chain belt conveyor‐
                       conveyor 2                               to transfer the ground Organic m
                                                                                               ma‐
            Z type                                              terial
   8        Gravity     separator 2                             to remove heavy impurities mainly
            with Aspirator                                      sand and glass pieces
   9        Chain Belt conveyor            2                    to carry the screened compost to the
                                                                godown
   10       Chain belt conveyor            2                    to carry oversized impurities co
                                                                                               com‐
                                                                ing out from Gravity separator
   11       Hydraulic           Power 2                         to generate Hydraulic Power
            Pack
   12       Front end loader               2                    to feed semi finished material
            REJECTS SHIFTING
   1        JCB ( Loader with 2                                 to load rejects into the tippers
            Backhoe)
   2        Hydraulic Tippers              4                    to transport rejects to the landfill
                                                                site
Figure 8-11:: 35/16mm primary screen & refinement screens for compost
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            S. No       Description                                          Standards
                        Minimum
                           nimum
            vii         Total Nitrogen (as N) percent by weight              0.5
                        minimum
            viii        Total Phosphates (as P2O5) percent by                0.5
                        weight minimum
            ix          Total Potash (K2O) percent by weight min‐
                                                             mi              1.0
                        imum
            x           C.N. Ratio                                           20:1 or less
            xi          PH                                                   6.5 – 7.5
            xii         Conductivity (as dsm‐1)
                                         dsm not more than                   4.0
            xiii        Pathogens                                            Nil
            xiv         Heavy metal content (as mg/Kg) percent
                        by weight, maximum
                        Arsenic (as As2O3)                                   10.00
                        Cadmium (as Cd)                                      5.00
                        Chromium (as Cr)                                     50.00
                        Copper (as Cu)                                       300.00
                        Mercury (as Hg)                                      0.15
                        Nickel (as Ni)                                       50.00
                        Lead (as Pb)                                         100.00
                        Zinc (as Zn)                                         1000.00
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9         WASTE TO ENERGY
9.1       Project Background
          The proposed RDF to Power Project is approximate 8 MW Power Plant based
          on incineration of RDF, produced
                                   produced from MSW Processing Facility. The RDF can
          be fired in a specially designed boiler to produce steam which when passed
          through a steam turbine connected to an electrical generator will produce ele
                                                                                    elec‐
          tricity through a conventional steam cycle.
          An area of about
                      bout 10 acres is available for setting up of the power plant in exis
                                                                                      exist‐
          ing Kapuluppadada dump yard site. Adequate area will be earmarked for the
          expansion while preparing the layout for the proposed power plant envisaged
          under this project.
          The Project Site is located at Kapuluppada, in Visakhapatnam the site is easily
          accessible by road, railway lines and by port. Major National highway is at NH
                                                                                      NH‐5
          (at Madhurawada) which is about 2 kms from the Project Site and the nearest
          railway station is Visakhapatnam. The
                                              The Power generated can be transmitted to
          the nearest Substation at Endada, which is about 19 km. from the Project Site.
          Municipal Solid Waste
          RDF Production from MSW:
                              MSW
          The parameters of RDF properties are directly dependent upon the properties
          of MSW which by the basic nature is not a single type of fuel, but is rather a mi
                                                                                         mix‐
          ture of various components. On a generalized basis the various components of
          MSW are as follows and its utilization is as follows.
                     1         Organic Material
                                       M                    50 to 52 %    RDF/Composting
                     3         Recyclables                  23 %          Plastics, rubbers
                                                                          etc.
                     4         Inert Material               25 %          Eco Bricks
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                 odor nuisance.
                These chemicals also decompose plastics and polyethyne. The decodecom‐
                 posed heap is sorted manually for removal of glass, stones and then aal‐
                 lowed on to the sieves for separation of sand, dust and other inorganic
                 substances. These screened materials are allowed on to the magnetic se
                                                                                     sep‐
                 arators for segregation of iron pieces.
                MSW then is homogenized and taken to the rotary screen for separating
                 different size articles.
                                articles. Large size fractions are passed through magnetic
                 separators before taking into primary shredder for further size reduction.
                MSW in India contains high moisture percentage and requires to be dried
                 up by hot air generated in a hot air generator. It is then screened to sep
                                                                                        sepa‐
                 rate sand/ grit material. The heavy non‐combustibles
                                                      non combustibles like stones or glass
                 are separated by Air Density Separator.
                The light combustibles like paper/ textile/ biomass separated in the pr
                                                                                      pro‐
                 cess are called RDF fluff. RDF fluffs are further processed in secondary
                 shredder and densification unit to produce RDF cakes which have appro
                                                                                  approx‐
                 imate size of about “6 x 6 x 12” inches.
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          Also it is important to note that the similar RDF plants also exist in India which
          is as follows.
                Hyderabad‐6
                           6 MW
                 Project was implemented in two phases (i) production of fuel pellets from
                 MSW; and, (ii) generation of 6.6 MW of power from
                                                              from pellets.
                 The pelletisation plant has the capacity to produce 210 tpd of RDF in the
                 form of fluff / pellets by processing 700 tpd of garbage.
                Vijayawada ‐ 6 MW
                 M/s Shriram Energy Systems Ltd., Hyderabad have set‐up
                                                                   set up a 6 MW power
                 generation project at Vijayawada
                                       Vijayawada based on combustion of processed MSW.
                 About 150 tonnes per day (tpd) of Refuse Derived Fuel is being produced
                 by processing 600 TDP of MSW of Guntur and Vijayawada cities based on
                 the technology developed by the Technology Information Forecasting and
                 Assessment Council (TIFAC), Department of Science & Technology.
                Lucknow (5 MW)
                 The project aims to process about 300 tonnes per day of Municipal Solid
                 Waste of Lucknow city to obtain about 115 tonnes per day of dry volatile
                 solids. To produce about 50,000
                                             50,000 cubic meter biogas and about 75 tonnes
                 of organic fertilizer per day.
                 The produced biogas is to be used in five biogas engines to generate 5MW
                 of grid quality power.
                 Commissioning of this project has been terminated by the project deve
                                                                                  devel‐
                 opers due to some
                               ome operational problems.
                                               problems
                Delhi (21 MW)
                 Jindal ITF Centre, 28, Shivaji Marg, New Delhi‐110015,
                                                                 110015, Timarpur
                 Okhla Waste Management Plant generates 21 MW energy using approxi‐
                 mate 1600 to 1700 TPD of municipal solid waste.
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          has mentioned that tariff for purchase of electricity by the distribution lice
                                                                                      licen‐
          sees. Also as per the provisions of the said Regulations, APERC shall determine
          the tariff separately for different
                                    different technologies and it was also permit an allo
                                                                                     allow‐
          ance considering various factors including the technology used and social co  con‐
          tribution of the project.
          The RDF based power generation plant to be developed by Swachha Andhra
          Corporation at Visakhapatnam for the proposed power plant in Visakhapatnam
          does not fall in any of the above categories for which tariff has been determined
          by APERC.
9.3       Fuel Analysis
          RDF Fuel Properties
          The RDF characteristics produced is actually dependant on the MSW produced
          by the
              he various cities. Unlike fossil fuel like coal or gas, RDF properties vary from
          season to season and city to city since it is directly linked to the MSW prope
                                                                                       proper‐
          ties. As already stated earlier in this report, it is the Dry Organic matter of MSW
          that is primarily
                       arily processed into RDF and it is this portion which varies.
          The RDF Properties of the Pluff which will be used for the plant on a genera
                                                                                general‐
          ized version would be as follows.
          The important to understand that the RDF properties defined above is a genegener‐
          alized average version
                             sion of the RDF properties obtained from the MSW pr       pro‐
          cessing plants in Gujarat, and for each season this RDF property would change.
          HBE in its MSW processing plants would aim to process the MSW to produce
          the RDF of the properties outline above. However since
                                                               since there is no control on
          the type of MSW which is generated by the various cities, the actual RDF could
          have variations from the properties outlined above. Also as indicated by HBE,
          broadly the GCV of the RDF will vary between 2000‐3000
                                                        2000 3000 kcal/kg over the yyear.
9.4 Site
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          The tentative land requirement for the main plant and the balance of
          plant is given below.
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          ator to generate electricity. The steam turbine will exhaust steam to a water
          cooled condenser where it is condensed and fed to the Deaerator by condensate
          extraction pumps. In the Deaerator the oxygen present in the “feed water to the
          boiler” is removed by direct heating by steam. The steam for deaerating and
          heating the feed water is supplied from the steam turbine extraction. The heat‐
          ed feed water is pumped into the boiler‐using
                                            boiler using boiler feed pumps.
          Water requirement and availability: The water is required as a make up to the
          cooling tower based cooling water system as well as steam cycle in addition to
          the general services requirement
                               requ        of the plant.
          Description of RDF fired Boiler
          The Boiler will be capable of firing RDF. The RDF will be uniform / non
                                                                                non‐uniform
          in size, properties may vary from season to season and calorific value may vary
          over a narrow range. Various aspects suchsuch as corrosion, erosion, clinker fo
                                                                                        for‐
          mation, etc will be taken into account while designing boiler for firing RDF.
          The critical aspect of the boiler is indicated below:
                Pressure parts will be so designed that corrosion and erosion are avoided
                 by avoiding high flue gas velocities and sharp changes in direction of flow.
                 Suitable firing system would be designed to burn RDF and to take care of
                 clinker formation.
                The RDF from the storage to an underground hopper (3 m x 0.5 m) and
                 then to a Belt feeder which in turn feed the boiler receiving chute through
                 a belt conveyor. This chute supplies the RDF to a lower chute through a
                 hydraulic ram. The fuel from the lower chute is conveyed through a drag
                 chain feeder, which in‐turn
                                      in turn distributes the fuel to an air swept sp
                                                                                   spout and
                 high‐pressure
                      pressure air will be used to distribute the RDF uniformly. The rate at
                 which fuel is deposited into the air swept spout is based on the fuel d de‐
                 mand.
                The furnace will be water wall type with a protective coating, or refract
                                                                                      refracto‐
                 ry lining for furnace
                               furnace walls. In order to reduce the corrosion the boiler will
                 be either refractory lined internally with Silicon Carbide refractory or w wa‐
                 ter wall coated with eutectic coating. Number of passes in the boiler may
                 be decided keeping in view of the erosion properties
                                                             properties of the ash in flue gas.
                The Boiler will have a Gas re‐circulation
                                            re             system to re‐circulate
                                                                        circulate the flue gas
                 thus enabling the reduction in un‐burnt
                                                un burnt carbon, reduction in the excess air
                 required. Thus provision of a gas re‐circulation
                                                     re circulation system will increase ththe
                 Boiler efficiency.
                Super heater will be located either in the convective zone or provided in
                 the radiant zone with baffle protection arrangement to avoid erosion of
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                 tubes.
                Boiler drum will be designed to take into account maintenance and rre‐
                 placement of Boiler
                              B      bank tubes.
                All other pressure parts like evaporator, economizer, etc will be designed
                 similar to conventional boilers
                Soot removal can be either by steam soot blowing or by continuous ra   rap‐
                 ping and hammering of Superheaters, economizers, evaporators eetc.
                 Steam soot blowing is cheaper from investment point of view but the coils
                 near the soot blower will have to be replaced frequently due to erosion by
                 high‐pressure
                       pressure steam. In view of the extensive dust deposits expected on
                 tubes, the boiler will have an adequate cleaning system in place to remove
                 combustion dust settled on boiler surface impairing heat transfer, which
                 ultimately affects the steam generation. Steam operated soot blowers or
                 mechanical cleaning devices in adequate numbers may be provided so
                 that effective removal of dust is ensured.
                The boiler is designed to fire 100% RDF, either solid or liquid. Other fe
                                                                                        fea‐
                 tures of the boiler will be similar to any other conventional boilers.
                The minimum temperature of exit flue gas temperature may be limited to
                 150 ºC considering sulphur content in the fuel.
                It is important to keep SPM in flue gas as limited to 50 mg/Nm3 which is
                 much below the CPCB requirement. Number of fields in ESP will have one
                 spare field, so that even in case of one field down condition SPM levels are
                 maintained at 50 mg/Nm3.
                Suitable sealing arrangement will be provided in the fuel feeding system
                 and the stoker/traveling grate for preventing cold air ingress into the fu
                                                                                         fur‐
                 nace.
                Required Chimney height will be provided according to the CP
                                                                           CPCB re‐
                 quirements.
          Turbo Generator System
          The steam turbine will be horizontal, single uncontrolled extraction condensing
          type. The turbine is designed for main steam parameters according to the net
          plant output across the Generator Terminals
          All casings and stator blade carriers design will be such as to permit examin
                                                                                 examina‐
          tion of the blading without disturbing shaft alignment or causing damage to the
          blades.
          The casing towards the lower pressure region will have a bottom exhaust aar‐
          rangement configuration and the
                                      the exhaust casing will be suitable for connection
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          to the condenser without air leakage and hence suitable for maintaining the
          condenser vacuum.
          The turbine will be provided with liberally rated hydrodynamic radial and
          thrust bearings.
          All bearings will be accessible without having to remove cylinder covers.
          The glands will preferably be of labyrinth type and sealed with steam.
          A pressurized lubrication and control oil system will be provided for the turbo
          generator unit to supply oil at the required pressure
                                                       pressure to the steam turbine, gea
                                                                                      gear‐
          box, generator and governing system.
          The turbine governing system will be designed for high accuracy, speed and
          sensitivity of response.
          The governing system will have the following important functions:
                Speed control
                Over speed control
                Load control
                Inlet steam pressure control
          The governor will be configured to incorporate the controls while operating in
          parallel with the grid.
          Other Mechanical System
          Condenser :The condenser shall be of surface type condenser designed as p per
          the requirements of Heat Exchange Institute Standards for Steam Surface Co
                                                                                  Con‐
          densers The cooling water for the condenser will be supplied from the cooling
          tower basin through cooling water pumps and the water will be treated.
          Ejector System: One steam operated
                                        operated hogging ejector of single stage will be pr
                                                                                         pro‐
          vided for the initial pulling of the vacuum in the system.
          Condensate Extraction Pumps: Condensate Extraction Pumps of suitable type
          can be provided. The pump shall be selected for a normal continuous flow rate
          equivalent to the maximum steam flow to the condenser under all operating
          conditions.
          Boiler Feed water Pumps: The pumps will take suction from the feed water
          storage tank and will supply feed water to boiler through the feed control st
                                                                                     sta‐
          tions.
          Deaerator
             erator and feed water storage tank: For de‐aerating
                                                       de aerating and heating of the feed
          water, suitable type deaerating heater will be provided.
          Plant water system and Water Balance: The water requirement for the project
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          plant maintenance
                          nce requirement like machining, cutting, welding etc. The labo
                                                                                    labor‐
          atory will be equipped with instruments and apparatus to carryout analysis wwa‐
          ter and effluent.
          Fire fighting facilities
          Fire protection system will be provided as per LPA norms. The water for tthe
          Fire water system (FWS) will be fulfilled by treated water from water treatment
          plant.
          The fire protection for the power plant will be as follows:
                Hydrants covering TG building, boiler areas, fuel‐handling
                                                                fuel handling plant, pump
                 houses, miscellaneous building etc.
                                                 etc. The system will be complete with pi
                                                                                       pip‐
                 ing, valves, instrumentation and nozzles.
                Portable and mobile fire extinguishers will be provided in strategic loc
                                                                                      loca‐
                 tions throughout the plant, especially in the control room and near tran
                                                                                     trans‐
                 formers.
                Fire alarm and detection
                                 detection system will be provided for control room, ele
                                                                                     elec‐
                 trical room and cable galleries.
          Electrical Equipment and Systems
          General Description: The system consists will consist of one number STG for
          required 6 to 8 MW power plant, the generation voltage being 6.6 kV.
          Design description: The design concept of the electrical system as a whole is
          based on the requirements for the safe and reliable performance of steam tu
                                                                                    tur‐
          bine generator set and the interconnected electrical system with provision for
          easy maintenancee and overhauling.
          Grounding:
                Generator neutral will be earthed through Neutral grounding resistor
                 (NGR).
                Generator Transformer HV neutral will be solidly earthed.
          Generators:
          The generator coupled with steam turbine will have the following salient tec
                                                                                   tech‐
          nical features.
                     Description                                Value
                     Type                                       Synchronous generator
                     Rated capacity                             10 MVA to suit the Turbine rating
                     Generator                                  Air cooled
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                       Description                          Value
                       Type                                 Oil filled, outdoor type
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          Auxiliary Transformers
          Two numbers of 6.6 kV / 415 V LT transformers are considered.
                                                            considered.
                       Description                          Value
                       Type                                 Oil filled, outdoor type
                       Voltage Ratio                        6.6/0.433 kV
                       Frequency                            50 Hz
                       Vector Group                         Dyn11
                       Percentage Impedance                 6.25% apprx
                       Capacity                             1.25 MVA apprx ( to suite site cond
                                                                                           condi‐
                                                            tions)
                       Cooling                              ONAN
                       Taps Type                            OCTC
                       Taps Range
                            Rang                            +/‐5
                                                               5 % in steps of 2.5 %
          Busducts
          LT Busduct: The secondaries of the LT transformers will be connected to the
          individual 415 V power control centres through 415 V busducts. The busducts
          will be non‐phase
                       phase segregated type with hard drawn high conductivity electr
                                                                                 electro‐
          lytic grade aluminum alloy of electrical grade 63401‐WP
                                                         63401 WP as per IS 5082. The
          continuous current rating of the busducts is selected considering the full load
          secondary
           econdary current of the transformers.
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          Busduct Supports & Enclosures: The supports and buses are to be designed to
          withstand the electro‐mechanical
                         electro mechanical and thermal stresses set up during short ci
                                                                                      cir‐
          cuit condition without damage or deterioration of the material. TThe maximum
          temperature of the bus and the enclosure will be limited to 90 Deg. and 70 Deg.
          respectively.
          MCC and PCC
          Motor control centers (MCC) and Power Control Centre (PCC) will be of sheet
          steel cubicle and fully draw‐out
                                  draw out type Construction with dust & &vermin proof and
          free standing type. The PCC and MCC will consist of vertical sections, each sesec‐
          tion having separate compartment for individual motors/drives/MCC feeders.
          Each compartment will have a control unit for a circuit which will comprise
          switch fuse,
                   se, contactors, relays, push.‐buttons
                                           push. buttons and indicating lamps in the case of
          MCCs and air circuit breakers, relays, push‐buttons
                                                  push buttons and indicating lamps in the
          case of PCCs.
          The buses will be of electrolytic aluminum or copper supported on FRP susup‐
          ports and will be designed to withstand, without damage, for a fault of min
                                                                                  mini‐
          mum 50 KA RMS at 415V for one (1) second duration.
          Switches will be TP / TPN, air break type capable of safe breaking of the full
          load current on connected feeders. MCCB will also be used in lieu of switch and
          fuse.
          A few DC motors in the system of emergency services would be provided with
          starters with DC magnetic contactor, wherever required.
          Equipment for Hazardous Areas:
          Electrical equipment such as motors, push button stations, lighting fixfixtures,
          junction boxes etc. located in hazardous areas will be provided with increased
          safety or flameproof type enclosures as per relevant standards and area class
                                                                                   classi‐
          fication requirements.
          Protective System
          For protection of equipment against abnormal system conditions, adequate
          protective devices will be installed in the respective switchgears and/or control
          and relay panels. A group of such protective devices may be necessary to pr  pro‐
          tect the equipment under different abnormal conditions arising in the system
                                                                                   system.
          Each equipment will be provided with an unit as well as backup protection.
          Besides this, protection against lightning surges will be provided with lightning
          arresters at suitable locations for outdoor equipment over and above the
          shielding wires and lightning
                               lightning masts. In any case, proper discrimination and sse‐
          lectivity will be provided so as to isolate only the faulty elements, keeping the
          healthy part of the system in service. The protective relays will be of numerical
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          type.
          The major electrical equipment will be provided with the protections as listed
          below:
                 Generator Protection
                 Over & Under voltage
                 Under & Over frequency
                 Field failure
                 Reverse power
                 Low forward power
                 Voltage restrained over current
                 Generator differential
                 Stator standby earth fault detection
                                             detecti
                 Local breaker back up / struck up
                 Negative sequence
                 Rotor earth fault protection
                 Ground differential or sensitive directional stator earth fault relay with
                  necessary instrument transformers / CBCTs.
                 Transformer and 33 kV Line Protection will be as follows:
                                                                   follows:
                 Transformer differential
                 Restricted earth fault relay
                 Distance relay of numeric type
                 Directional over current and earth fault relays
                 Non‐directional
                      directional over current and earth fault relays for primary & secon
                                                                                    second‐
                  ary
                 Transformer HV side standby earth fault relay
                                                          re
                 Over fluxing relay
                 Under / Over frequency & dF / dt relay
          Grounding and Lightning Protection:
          The plant grounding system will be designed as per the requirements of IEEE
                                                                                   IEEE‐
          80/IEEE 142 / IS‐3043.
                           3043. Earthing system will include earth pits, forming eart
                                                                                  earth‐
          ing bus
               us and connections to earth. Earthing grid and interconnections of all
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          equipment requiring earthing to the grid will be arranged. The main earthing
          grid will be formed with GI conductors of size not less than 50x6 mm. Sizes of
          other equipment will be as per
                                     per the IS and statutory regulations.
          The earth mat of the station will be designed such that the total ground impe
                                                                                   imped‐
          ance does not exceed 1.0 ohm. Each large structure and building complex will
          have a ground loop around its perimeter. The ground loops around each struc‐
          ture will be connected to the ground grid and interconnected with each other.
          The fence within the ground grid will be bonded to the plant ground system.
          The power plant ground grid will be tied together with the switchyard ground
          grid. The grounding
                          nding system will be connected to all metallic equipment, electr
                                                                                        electri‐
          cal as well as non‐electrical
                               electrical (except underground pipelines), located at the plant
          site. All these will be connected at two distinct points. This will include all stru
                                                                                          struc‐
          tures, buildings, towers,
                            tower etc.
          The chimney and powerhouse building will be equipped with lightning proteprotec‐
          tion. Lightning protection conductors located on the top of the structures will
          be connected to the ground loop surrounding the structures with down comers
          as per the provisions
                            ons contained in the latest issues of Indian Electricity Rules
          and IS 2309.
          Lightning protection system will be complete with Horizontal / Vertical
          conductor/spikes, earthing electrodes and Installation accessories as per the
          codes and practices for lightning protection IS 2309 and recommendations of IS
          3043. Lightning protection will be envisaged for the tall structure, including
          chimney, boiler, TG hall and Cooling tower.
          Power and Control Cables
          HT cables will be of aluminum conductor XLPE insulated,
                                                           insulated, screened, sheathed,
          armored and over all extruded FRLS, PVC sheathed. The outer sheath of the
          cable will be supplied by extrusion over the armoring and will be of fire retar
                                                                                    retard‐
          ant low smoke (FRLS) type PVC compound confirming to the requirements of
          typee ST2 compound of IS: 5831.
          The LT cable will be of 1100 volt grade, single or multi core, stranded aluminum
          conductor, extruded HR Type C PVC armored with galvanized steel wire or strip
          for multicore cables and aluminium wire or strip armoured for single core ca‐
          bles, outer sheathed with extruded HR Type C PVC type complying with IS:
          1554 Part I &II.
          1100 volt grade, multi core, stranded annealed high conductivity copper cocon‐
          ductor (class 2 as per IS 8130) extruded PVC compound type A insulated, cores
          identified
                fied by numerals, cores laid up, inner sheathed with extruded PVC co
                                                                                   com‐
          pound type ST1 armoured with galvanized steel wire / strip and outer sheathed
          with extruded FRLS PVC compound type cable complying with IS: 5831.
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          Illumination System
          The plant lighting system
                             system will comprise the following categories.
                Normal 240 V single phase AC lighting system
                Normal‐cum‐Emergency
                            Emergency 240 V Single phase AC lighting system
                Emergency DC lighting system
                Normal 415 V AC Lighting System
          Normal 240 V single phase AC lighting system: In this system, the lighting ci cir‐
          cuits will be fed by the 1 phase, 2 wire normal AC supplies available from the
          normal lighting distribution boards. The plant lighting (illumination level) is
          varying at different locations of the Plant depending on the util
                                                                       utility and nature of
          work expected to be carried out at that area.
          Normal cum Emergency 240 V AC lighting system: Certain lighting fixtures co  con‐
          sidered essential should be connected to this system. In this system the lighting
          circuits will be fed from another lighting distribution board from normal /
          emergency section of the 415 V main switchboard. The lighting fixtures co    con‐
          nected to this system will be available whenever normal supply is available in
          the plant and also whenever emergency DG set supplies the pow  power to this bus
          section during blackout conditions. During blackout conditions, the lighting fi
                                                                                        fix‐
          tures connected to this system will go off and will come back as soon as the DG
          set starts feeding power to the 415 V normal emergency bus section.
          Emergency DC Lighting System (Emergency self contained battery backup) :
          These lights will be with portable self‐contained
                                              self contained battery / automatic charger
          units. These portable emergency light units will be switched on automatically in
          the event of loss of normal AC supply.
                                         supply
          Normal 415 V AC systems: For these systems, the distribution will be by 415 V,
          3 phase, 4 wire, 50 Hz supply with effectively earthed neutral. This supply will
          be derived from 415 V, 3 phase, 3 wire, 50 Hz unit service switchgear by
          providing
                 ing a 415 / 433 V delta / star lighting transformer of 25 KVA (Dry type).
          The transformer will be Class B, EPOXY encapsulated. The secondaries of ligh
                                                                                     light‐
          ing transformers will be connected to 415 V 3 phase, 4 wire, AC lighting distr
                                                                                   distri‐
          bution boards (MLDB / LDBS). The MLDB / ELDBs ELDBs will be provided with nu
                                                                                     num‐
          ber of outgoing circuits controlled by MCBs to feed the LDB’S covering all iin‐
          door & outdoor Areas.
          Lighting Supply Distribution System: LDB will have 3 phase, 4 wire incomer and
          number of 1 phase outgoing circuits controlled by  by MCBs. Lighting panels fee
                                                                                      feed‐
          ing the lighting fixtures in indoor areas will be controlled from the respective
          lighting panels located in various buildings in the plant.
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          Station DC System
          The DC power system provides DC power to protection and control requir   require‐
          ments and the essential loads that are required to function on a loss of AC po
                                                                                      pow‐
          er. The DC system comprises of:
                110 V DC battery
                Battery chargers (float cum boost charger)
                DC distribution boards
          Battery: The batteries will be sized for the required load and
                                                                     and one hour duty ccy‐
          cle duration, taking into account approximate temperature correction, design
          margin and ageing compensation factors. The battery will be maintenance free
          lead acid type conforming to latest version of IS and suitable for indoor oper
                                                                                    opera‐
          tion. The plates will be designed for maximum durability during all service co
                                                                                      con‐
          ditions including high rate of discharge and rapid fluctuation of load.
          Battery Chargers: Two sets of battery charger (float cum boost) of suitable cca‐
          pacity will be provided for quickk boost and trickle charging. The charger will be
          natural air cooled, solid state type with full wave, fully controlled, bridge rect
                                                                                        recti‐
          fiers. The charger will be provided with automatic voltage regulation, current
          limit circuitry, smoothing filter circuit and
                                                    an soft‐start
                                                              start feature. Voltage control
          will be stepless, smooth and continuous. The charger will be self   self‐protecting
          against all AC and DC transients and steady state abnormal currents and volta
                                                                                      voltag‐
          es.
          DC Distribution Boards: The main DC distribution boards and other DC switch‐
          boards will be suitably designed to meet the requirement of the plant and these
          boards will have short‐circuit
                           short circuit ratings consistent with the available short circuit
          current.
          Uninterruptible Power Supply System
          The uninterruptible power supply (UPS) system furnishes a reliable and inte
                                                                                 inter‐
          ruption free source of required voltage, three/single phase power to equi
                                                                                equip‐
          ment/instrument vital for plant control and emergency shutdown.
          2 X 100%, 230 V AC Single Phase, 50 Hz, UPS System, complete will be fu    fur‐
          nished
            shed for the Power Plant sized to feed essential AC loads like DCS and other
          C&I equipment. The DC supply for the UPS system will be sourced from station
          DC system.
          The UPS system will be provided with two (2) nos. 100% capacity inverter. An
          alternative 2300 V A.C. single phase source through by pass transformer and ststa‐
          bilizer is provided through a static transfer switch to feed the vital A.C. loads
          during the failure of both the inverters. The changeover from inverter to by  by‐
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          tral Board of Irrigation & power) will be followed for good engineering practice.
          The switchyard will be complete with Circuit Breaker, Disconnecting switches,
          Voltage Transformers, Lightning arresters, Current
                                                     Current Transformers, ACSR, Ins
                                                                                  Insu‐
          lators, Clamps, Connectors and other necessary hardware and Galvanized steel
          structures.
          Cable trenches will be provided in the switchyard to accommodate power and
          control cables from marshalling kiosk in the yard to the respecti
                                                                   respective panels in the
          Switchyard Control Room. The cables entering the control room will be laid in
          pipes with suitable sealing at wall openings to prevent entry of water into the
          building through the cable Trench.
          The control, monitoring and operation of the 3333 kV switchyard will be through
          a dedicated operator interface station in the Central Control Room of the power
          plant.
          Current Transformers: The current transformers will be single phase, core type,
          oil immersed, self cooled outdoor hermetically sealed type.
                                                                type. The current tran
                                                                                   trans‐
          formers will be used for relaying and metering of 50 Hz, 3 phase system having
          a nominal system voltage of 33 KV.
          Voltage Transformers: The voltage transformers will be single phase two
          limbed core type, oil immersed, self‐cooled
                                           self        outdoorr type suitable for use on the
          stipulated electrical system. The voltage transformers will be used for metering
          operated as a group of these, star connected pm 50 Hz, 3 phase system.
          Lightning Arrestors :The lightning arrestor will be heavy duty, station cclam
          type, discharge Class III, gapless Zinc Oxide type rated for 30 KV and suitable
          for use in 33 KV solidly earthed neutral system, 10 kA current rating.
          Busbars: Busbars and electrical connections in the outdoor area will be of al alu‐
          minum. Busbars will be in continuous lengths between supports and provision
          will be made for expansion and contractions with variation in conductor te   tem‐
          perature including sliding supports where necessary. Busbars and connections
          will be so arranged and supported that under all circumstances,
                                                             circumstances, including short
          circuit conditions, the clearances specified will be maintained. The tubular bu
                                                                                       bus‐
          es will be of aluminium alloy for electrical purposes. The tubes will be hard
          drawn extruded from pure electrolytic aluminium rods and will confor
                                                                             conform to IS:
          5082.
          Stranded conductors ‐ The stranded conductors will be ACSR,
          Insulators and Hardware: The porcelain used for string and post insulators will
          be sound, free from defects, thoroughly vitrified and smoothly glazed. Insul
                                                                                  Insula‐
          tors will have a good luster
                                l      and of uniform brown colour.
          Clamps, Connectors, Fittings and Accessories: The connectors and clamps will
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          be made of aluminium alloy casting conforming to A6 of IS: 617. All bolts, nuts
          and washers will be of mild steel and hot dip galvanized.
          Control
               ol and Instrumentation
          For ease of operation the entire plant has been divided in the following sub
          plants like:
                Steam Turbine Generator (STG) along with its auxiliaries, vacuum and
                 condensate system etc. (Operation, Control and Monitoring from DCS at
                 CCR).
                Steam Generator (SG) along with its auxiliaries air & flue gas system, fuel
                 feeding system etc. (Operation, Control and Monitoring from DCS at CCR).
                Auxiliary Electrical System (Operation, Control and Monitoring from DCS
                 at CCR).
                Compressed Air system (Control
                                       (Control from Local with status monitoring at
                 DCS.
                Fire Alarm and detection system (At Fire House and Repeat Alarm at CCR.
                Cooling Water System (Operation, Control and Monitoring from DCS at
                 CCR.
                The I&C System will be configured to perform the following bas
                                                                            basic func‐
                 tions.
          Automatic sequencing of the start‐up
                                       start up and shutdown of major equipment and
          auxiliaries including group/plant level start‐up
                                                  start up to minimize operator’s inte
                                                                                  inter‐
          vention under normal operating conditions would be present.
          Regulation functions for various valves and dampers to achieve guaranteed pe
                                                                                    per‐
          formance and to achieve the most fuel‐efficient
                                            fuel          operation.
          Acquisition, display and archiving of plant data and generation of reports.DCS
          based Control System [both binary sequential and modulating] synthesized
          from one general family of identical, interchangeable and multifunction har
                                                                                   hard‐
          ware has been envisaged for the plant.
          The entire unit operation and monitoring i.e., start up, loading, normal oper
                                                                                    opera‐
          tion; shutdown etc. will be possible through operator’s CRTs lo
                                                                        located at Central
          Control Room.
          The Central Control Room (CCR) will house operator’s stations, printers, auxi
                                                                                    auxil‐
          iary console for emergency stop/reset push buttons and critical parameter aan‐
          nunciation, console for Electrical System and engineering station toget
                                                                            together with
          Generator control and protection panel, Automatic Voltage Regulator (AVR)
          Panels, Generator Metering and Synchronizing Panels, Switchyard Relay Panels,
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                 used.
                Other closed loop controls and interlocks logic for main plant and utility
                 packages (likee water treatment, air compressor, fuel handling and ash
                 handling system etc.) will be implemented with single sensors.
                Group wise as well as individual start‐up
                                                  start up through CRT will be provided for
                 plant start‐up.
                             up. Basic safety protection will be maintained fofor individual
                 drive start/stop. During group operation, all protections will be maimain‐
                 tained. Provision will be there to over‐ride
                                                    over      non‐safety
                                                                   safety related interlocks
                 from operator’s console.
                Plant Operation will be carried out through CRT based operation.
                All Signal
                        nal and Control Cables will be of FRLS type and heat
                                                                          heat‐resistant in hot
                 zones. All cables from field to junction box will be through flexible conduit
                 upto tray/sub‐tray/rigid
                       tray/sub tray/rigid conduit. For Network Cables GI Conduit will be
                 provided. All junction boxes will be provided with 20% spare inlet & ou   out‐
                 let ports. Clip‐‐on
                                  on type Elmex or equivalent make terminal blocks will be
                 provided with 20% spare. All unused cable entry ports will be shielded
                 with rubber grommets. JB housing will conform to IP‐    IP‐65 and JB covers
                 will be provided with handles.
                Field termination of all inputs/outputs is necessary in marshalling cab
                                                                                     cabi‐
                 net. No cable will be directly terminated in cards/modules. System will be
                 able to accept both grounded/ungrounded type inputs.
                Contacts inputs will be dry/potential
                                          dry/potential free type. Alarm contacts will be eei‐
                 ther close or open to alarm (configurable). Contact inputs will be provided
                 with contact bounce filtering to protect against input device bounce and
                 electrical noise on input lines. All inputs will be taken throu
                                                                           through interposing
                 relays for isolation and contact multiplication.
                Contacts outputs will be provided for various drives such as solenoid
                 valves, MCC / Switchgear control circuits etc and the contact rating will be
                 5 amps at 230 V AC, 50 HZ inductive. Provision
                                                      Provision in output card will be such
                 that use of external snubber resistors will not be required. Each output
                 will be fed through an independent interposing relay having minimum 2
                 NO & 2 NC contacts (mounted in separate relay panel).
                All Instrumentation cable trays
                                             trays will be closed and vertical type and will be
                 preferably located beside walkways. All sub‐trays
                                                             sub trays will be perforated Gl or
                 Al. All cable entry points to instruments, junction boxes and panels will be
                 provided with suitable dust and water tight double comp     compression type
                 glands.
                For Testing of the DCS, Factory Simulation Test should be carried out
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                Wind load in accordance to IS: 875 (Part 3): & IS: 4998 (Part I):
                In the analysis of wind loads, computations for along wind and across
                 wind loads will be made by both simplified method and random response
                 method as required by IS: 4998 (Part I).
                Seismic loading in accordance with IS: 1893‐2002‐
                                                           1893        Zone II: The seismic
                 analysis for the chimney will be carried out by response Spectrum Method
                 conforming to IS: 1893 for stack like structures.
                The permissible stresses in concrete and steel for the different load co
                                                                                       com‐
                 binations will be as per IS: 4998 (Part I).
                       Shell; the chimney shell will be of reinforced concrete. The shell
                        will be of 70 meters height above grade level.
                       Aviation Lighting: The aviation lighting will warn aircraft the
                        chimney obstruction
                                  obstruction to air navigation during daylight, twilight, and
                        night hours. The aviation lighting will be flashing high inten
                                                                                     intensity
                        lights during daytime with reduced intensity for twilight and night
                                                                                        night‐
                        time operation. Intensity step changing will be controlled by a pho‐
                        toelectric light detector. The lighting will conform to the standards
                        of the Civil Aviation
                                      Aviation Department of the Government of India, the
                        NAA / DARA, the ICAO, and IS: 4998.
                       Lightning Arrestor: Lightning protection system complete with air
                        terminal rods,
                                  rods, circumferential conductor, down conductors duly
                        earthed or connected to the general grounding system for the plant
                        will be provided in accordance to the provisions of IS: 2309.
                       Platforms and Access: External Platforms: These will be provided
                        at various levels as per operation & maintenance requirements. GI
                        caged ladder will be provided on the outer face of the shell above
                        sampling port platform.
                       Internal painting ‐ Two coats of acid / alkali & heat resisting paint
                        over one coat of primer.
                       External painting
                                  pain    ‐ For full height two coats of polyurethane ena
                                                                                      enam‐
                        el paint over an epoxy sealing coating 3m wide alternate bands of
                        red and white.
          RDF Storage: The RDF storage will be RCC construction and storages capacity
          shall be as per system requirement. Suitable capacity
                                                       capacity of Grab crane will be co
                                                                                      con‐
          sidered. The storages will be covered with tubular truss with suitable ventil
                                                                                   ventila‐
          tion sheets.
          Other Equipment Foundation: All equipment foundations (inside & outside
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          buildings) & fan foundations are block foundation. Staircase and other pedes‐
          tals are also to be taken independent of flooring / pavement.
          Ash Silo: Ash silos will be steel hopper supported on RCC with RCC framed
          structure.
          Pipe racks: The steel pipe racks are designed as rigid frames in the transverse
          direction and
                      d braced in the longitudinal direction. Pipe rack columns will be
          supported on RCC foundations with bottom of base plates at 300 mm above
          ground level as considered. The Tier deck will be suitably designed as per sy
                                                                                     sys‐
          tem requirement.
          Raw water reservoir: The The reservoir will have compartment accommodating
          raw water. The reservoir will be earthen with necessary pitching. High
                                                                               High‐density
          polythene film of sufficient thickness will be used to prevent any seepage.
          Raw water Pump house: The pump house will be of RCC framed structure
          above the sump. The sump will rest on suitable soil strata below the ground
          level. The wall cladding will be of brickwork and necessary Rolling shushut‐
          ter/Door/window openings as per factory manual norms will be provided.
          Treated Water system:
                           system: The Water Clarifier will be of circular shape with RCC
          wall partially below GL and partially above GL. Clarified water reservoir tank
          will be partially over ground closed at top. The pump will be mounted on peped‐
          estals adjacent to the tank. The Pump house will accommodate pumps for fire
          protection, DM plant etc. The size of the building will be decided based on the
          size of pumps, their maintenance, handling requirement etc. The building will
          be designed as a RCC framed structure with brick / solid / hollow block clad‐
          ding.
          DM water plant will be housed in open type. Wherein the vessels and exchan
                                                                               exchang‐
          ers are located outside with suitable foundation. DM Plant electrical/control
          room will be of RCC framed structure and sidewalls will be with brick / solid /
          hollow blocks. The DM water storage tank outside the DM plant will be su  sup‐
          ported on sand bitumen pad with ring wall.
          ETP, the treated effluent from D.M. plant building and other treatment areas
          will be discharged to a common sump. Similarly service water from BoiBoiler/STG
          areas will be collected in a sump, treated and pumped to the guard pond. The
          treated effluent will conform to the requirement of pollution control board. The
          treated water can be used for gardening/ development of green belt.
          Chemical house will be
                               be housed in RCC framed structure and protected by antianti‐
          corrosion paint. Chlorination plant will be provided with RC roof slab & partial
          side cladding to protect against rainwater. Sides will be kept open partially for
          the flumes to escape out. A safety shower
                                             sh     also is considered.
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          movement.
          Drainage: Surface drainage will be designed based on the maximum rainfall iin‐
          tensity prevalent in the area over the last 25 years. Building wilwill be provided
          with plinth protection all around, sloped towards side drains. The side drains
          will be connected to the main drains on either side of the roads.For pipe drains,
          concrete pipe class NP2 confirming to IS: 458 will be used. However for road
          crossing,
               sing, class NP3 pipe will be used. If sufficient clearance cannot be provided
          between the top of pipe and road top, the pipe will be encased in PCC/RCC. For
          the process drain, catch pits will be provided at the source location and they
          will be interconnected
                  interconnected by buried RCC / CI pipelines and connected to waste w   wa‐
          ter treatment plant.
          Sanitary & Plumbing Fittings: All sanitary fittings and plumbing fixtures will be
          of the best quality and make with water conserving features. All water supply
          fittings in toilets,
                            s, kitchen etc viz., Bib cocks, pillar cocks, P
                                                                          P‐traps, towel rail,
          shower rose, gratings etc., will be of best quality chromium plated brass of aap‐
          proved make. All water supply pipes for internal plumbing of buildings will be
          of GI pipe of medium class conforming
                                       conf          to IS‐1239
                                                           1239 of approved make. Galvani
                                                                                    Galvaniz‐
          ing of pipes will conform to IS‐4736.
                                        IS
          Sewage system & Compound Wall: For the plant area sanitary sewerage dispo  dispos‐
          al, separate septic tank will be provided at suitable locations near each building
          areas. Effluent from
                             rom the septic tank will be connected to the common
          wastewater treatment plant. The treated effluent will be utilized for watering
          the trees within the plant. Sewage generated from the plant and canteen
          wastewater will be treated in a full‐scale
                                            full     treatment system to satisfy the stan
                                                                                      stand‐
          ards prescribed by the pollution control board.
          Compound Wall: Boundary wall will be constructed around the proposed po  pow‐
          er plant areas. Boundary wall will be of brick masonry, with barbed wire fen
                                                                                   fenc‐
          ing above.
          The figure given below
                           below shows schematic diagram of waste to energy po
                                                                            pow-
          er plant:
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              Site Development                                       1
              Civil Construction                                     4.5
              Plant & Machinery
                          inery                                      24
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              Transmission                                               1.5
              Preliminary Expenses & Preoperative Expens‐
                                                  Expen                  1
              es
              Total                                                      32
                                           Table 9.8: Tentative project cost
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          for trouble free operation and convenience of maintenance will be taken into
          account at the initial stages itself in EPC Contractor’s basic engineering, detailed
          designs and drawings.
                         awings. During EPC contract engineering stage, EPC contractor’s
          design and drawings will be checked by the Consultant in order to ensure co     com‐
          pliance with the specified quality requirements and good engineering practice.
          EPC Contractor will also be required to submit an overall quality plan covering
          specified quality requirements, manufacturer’s standard quality assurance pr     pro‐
          cedures and statutory requirements. Separate quality plans will be finalized
          with the EPC Contractor for both shop manufacturing activities
                                                                     activities and site activ
                                                                                         activi‐
          ties.
          The various categories of engineering personnel required during construction
          are detailed below:
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          Project Schedule
          The project schedule of 16 months is assumed for the EPC contract considering
          prudent Project execution practice.
                                    pra       The schedule is given inTable 9.13.
          Operation & Maintenance
          Operation & Maintenance of the Power Plant is envisaged to be done by a sep
                                                                                  sepa‐
          rate O&M contractor who will have the sufficient skilled and unskilled ma
                                                                                  man‐
          power to carry out the same.
          The O&M group will be inducted during the project execution stage, so that they
          are aware of the plant design features, operation & maintenance
                                                               maintenance futures of the
          plant systems and equipments. The Plant Manager heading O&M Contractor
          will have the prime responsibility for the operation & maintenance of the po
                                                                                    pow‐
          er station. He will be assisted by a team of operation & Maintenance Engineers
          as indicated
               dicated in O & M Group Organization chart. The plant manager will be su
                                                                                     sup‐
          ported be supported by Personnel from Finance & Administration to carry out
          day to day activities of Power Project.
          The O&M manpower requirement is as follows:
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          Clearances
          The various statutory and non statutory clearances required for the pr
                                                                              project is
          as follows
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          Conclusion
          In any project development, inherent risks do remain. However in case of this
          project, the primary risk in any power project which is fuel, is getting mitigated
          considering the fuel would
                                  would be sourced from its own company with which it
          would sign a Fuel Supply Agreement. Also considering that in the future, there
          cannot be any forseaable decline of production of Municipal Solid Waste, hence
          availability of fuel is not a concern. Since all the elements of the project inclu
                                                                                       includ‐
          ing land, water, technology, and fuel are available the project should be taken
          up for development.
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S.    Description of           1     2     3 4      5     6     7   8     9      10    1    1    1     14    1    1    17     1    19        Remarks
N     activity                                                                         1    2    3           5    6           8
o
Owner Preparation
EPC Contract Works
1     Award of Main
      Plant Contract
2     Basic Engineer‐
      ing BTG
3     Basic Engineer‐
      ing BOP
4     Layout marking
5     Detailed Engi‐
      neering BTG
6     Detailed Engi‐
      neering BOP
7     Procurement
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      BTG
      Supply of Boiler
      parts
      Supply of Tur-
      bine
8     Procurement
      BOP
9     Supply of Struc‐
      ture & Equip‐
      ment
10 Mechanical
   works
13 Instrumentation
   works
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16 Commissioning
17 Boiler Light Up
18 Turbine Barring
   gear
19 Performance                                                                                               Third Milestone
   tests                                                                                                   Commercial operation
                                                                                                           date
20 Commercial op‐                                                                                     CO
   eration date                                                                                       D
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          The cross-section
                    section of the bottom liner system is given below
            Property                                                               Value
            1    Thickness                                                         1.5mm
            2    Density                                                           0.94 gm/cc
            3    Roll Width X Length                                               6.5 X 171mm
            4    Tensile Strength
                 a                Tensile Strength at Yield                        23 N/mm
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            Property                                                            Value
                 b                         Tensile Strength at Break            43 N/mm
                 c                         Elongation at Yield                  13%
                 d                         Elongation at Break                  700%
                 e                         Secant Modulus (1%)
            5    Toughness
                 a                         Tear Resistance (initiation)         187 N
                 b                         Puncture Resistance                  530 N
            6    Durability
                 a                         Carbon Black                          2%
                 b                         Oxidation induction time in Mins     > 100
                 c                         Accelerated Heat Ageing              Negligible
                                                                                Strength
                                                                                Changes after 1
                                                                                month at 1100C
            7        Chemical Resistance
                     a               Resistance to Chemical Waste Mix‐ 10% Strength
                                     ture                              Change    Over
                                                                       120 days
                     b               Resistance to Chemical Reagents   10% Strength
                                                                       Change Over 7
                                                                       days
            8        Environmental Stress Crack Resistance             1500hrs
            9        Dimensional Stability                             2%
            10       Seam Strength                                     80% or more (of
                                                                       Tensile
                                                                       Strength)
                             Figure
                              igure 10-2: Typical Property Values for Geo membrane
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               Bund Details :
                                Ht. of Main Bund :                    3.0      M
                                     Ex. Below GL :                   1.5      M          Avg.
                               Top Width of Bund :                    5.0      M
                                      Berm Width :                    4.0      M
                                    No. of Berms :                    1.0     Nos
               SLF Slopes :
                        Main Bund Outer Slope :                        2       :          1
                         Main Bund Inner Slope :                       3       :          1
                Slope of Dump Above Bund Top :                         4       :          1
                                 LF Final Slope :                     20       :          1
            SLF Dimensions :
                                                   Area                Perimeter                 EL
            Total Landfill Area                    218508       sqm    1898         rmt   @+     100.00   m
            :
            LF Garland Drains :                                        1890         rmt   @+     100.00   m
            Landfill Dimen‐        @ BBL      =    169338       sqm    1678         rmt   @+     98.50    m
            sions :
            Landfill Dimen‐        @ GL       =    176970       sqm    1714         rmt   @+     100.00   m
            sions :
            Landfill Dimen‐        @ BL       =    192720       sqm    1786         rmt   @+     103.00   m
            sions :
            Landfill Dimen‐        @ ABL      =    158600       sqm    1626         rmt   @+     108.00   m
            sions :
            4 m wide Berm ‐        @ ABL      =    152160       sqm    1594         rmt   @+     108.00   m
            LF Dimensions :
            Landfill Dimen‐        @ ABL      =    121880       sqm    1434         rmt   @+     113.00   m
            sions :
            4 m wide Berm ‐        @ ABL      =    116208       sqm    1402         rmt   @+     113.00   m
            LF Dimensions :
            Landfill Dimen‐        @ ABL      =    89768        sqm    1242         rmt   @+     118.00   m
            sions :
            4 m wide Berm ‐        @ ABL      =    84864        sqm    1210         rmt   @+     118.00   m
            LF Dimensions :
            Landfill Dimen‐        @ ABL      =    0            sqm    0            rmt   @+     123.00   m
            sions :
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        Phase 1 - SLF
        Volume :
                                          20026.50 +             28518
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                                                                                             ton-
        Quantity of waste :                                                       =   616805 nes
        Phase 4 - SLF
        Volume :
                                                     101287.
                                          84669.00 + 5
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62023.50 + 40323.5
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        Phase 7- SLF
        Volume :
                                                    172693.
                                        149311.50 + 50
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          Where, C = Q/k
          hmax = Maximum Hydraulic Depth (30 cm)
          L = Distance between the Pipes
          k = Permeability off Drainage Layer (0.01)
          α = Slope (2%)
          To calculate the inflow rate basically Darcie’s equation would be used;
          Q = K*I*A
          Q = inflow rate
          K = Permeability of Drainage Layer (0.01)             I = Gradient (2% or 0.02)
          A = Area
          Estimating inflow rate for unit area;
          Q = (0.01)
               0.01) X (0.02) X (1 X1) = 0.002
          Again applying this to Mound Model;
          C = 0.002 / 0.01 = 0.02
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          Thus applying other inputs also the equation solves for L = 5.12 m (adopt 5 m)
10.9      Landfill gas Collection and Management System
          As only process comprising mainly plastics
                                                plastics are sent to landfill the waste going
          to landfill can be categorised as inert and gas generation would be very minimal
          or negligible. The quantity of gas generated from the landfill can be estimated
          with the help of method suggested in CPHEEO Manual (Volume  (Volume of Gas Gene
                                                                                       Gener‐
          ated, V = C X W X [P/100] m /year; C = Coefficient of Generation (6
                                               3
            V = C X W X [P/100] m3/year
            C = Coefficient of Generation                        =            6 m3/ton/year
            W = Weight of Waste                                  =            656886 Tons/Annum
            P = Percentage of Organic Component                  =            05
            Volume of Gas generated                              =            197065 m3/year
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           S.No          Property
                           operty                                  Value         Test method
           6             Environmental Stress Crack Re‐
                                                    R 1500hrs                    ASTM D1693
                         sistance
           7             Dimensional Stability                     ±2%           ASTM D1204
           8             Seam Strength (Shear)                     80% or more ASTM D4437
                                                                   (of     tensile
                                                                   strength)
          Monitoring wells
          The main purpose of monitoring wells is for periodic monitoring of the quality
          of ground water in and around the landfill facility. The monitoring wells shall
          be two nos. in the upstream and two nos. in the downstream directions of
          ground water flow. The cross‐section
                                  cross section of a monitoring well is shown in Figure
          10-5
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                  Admin building
                            uilding , lab & rest rooms (G+1)
                  Electrical panel room & DG
                  Workers Dining
                  Vehicle workshop
                  Storage shed
                  Vehicle wheel wash
                  Wash rooms
                  Process plant area
                  Presorting & RDF Unit
                  Compost process unit
                  Waste capping area
                  New landfill area
                  Power plant area
                  Leachate
                        hate treatment plant
                  Roads & drains
                  Boundary wall
                  Green belt
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           3 R’s:
           One of the goals behind IEC is to make principle of 3 R’s as a part of life at every
           stage of waste management. The 3 – R’s (Reduce, Re‐use    use and Recycle) have
           produced
            roduced demonstrative cost effective methods in handling of urban waste and
           also in conservation of resources.
           The solid waste management hierarchy has been globally recognized as per the
           following illustrative diagram.
           Enhancing Reuse & recycling and minimization
                                              minimization of generation with source se
                                                                                     seg‐
           regation are essential to the success of any Solid waste management program.
           It hinges on voluntary participation from the members of community (waste
           generators) and requires a robust awareness program on a continual basis.
           MSW has got a direct relationship with pollution of air, water, soil and sanit
                                                                                    sanita‐
           tion, hence it is extremely essential to impart a need based education and
           awareness to various levels of society.
           Strategy of IEC:
           Following steps needs to be followed for development of effective Strategy for
           IEC:
           a)     Need Assessment
           b)     Goal Setting
           c)     Framework of IEC
           d)     Development of IEC activities
           e)     Development of Dissemination Plan
           f)     Evaluation of Dissemination plan
11.2       Identification and Orientation of Resident’s Welfare Committees
                                                                Committees:
           Management
             anagement of solid waste and its effectiveness is primarily dependent on the
           attitude, co‐operation
                        operation and participation of the local community. People in all
           walks of their day‐to
                              to‐day
                                  day activities generate waste, which however, can be co   col‐
           lected only once or maximum
                               maximum twice in a day. The other critical aspect of waste
           management is the location of waste management facilities such as dumper
           bins or the disposal site. There have been number of cases where in the co      com‐
           munity has objected to the location of these facilities
                                                           facilities in their neighbourhood.
           Popularly known as ‘Not in My Back Yard (NIMBY) Syndrome’, it is the general
           perception of the public that location of any of these solid waste facilities will
           create the problem of health and hygiene. In light of the above facfacts, it becomes
           imperative that a successful implementation of any solid waste management
           system will need effective cooperation and co‐ordination
                                                         co ordination of the local commun
                                                                                      communi‐
           ty in various aspects of waste collection, transportation and disposal.
           The steps involved in implementing and ensuring community participation will
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11.4       Orientation of Key Personalities, Social Activists and Policy Makers IIn-
           volvement of Professional Communicators
           If messages are not conveyed in the right way, they may not yiel yield the desired
           results. Professional inputs are necessary in developing a strategy for effective
           communication of strategies. If key community leaders / personalities partic
                                                                                      partici‐
           pate in the planning process, they can help build community acceptance and
           support for the project. In addition, local officials will know the mood and iin‐
           terests of the community and can help avoid or overcome sensitive issues.
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           Most large advertising agencies have Social Marketing experts to convey civic
           messages effectively. They can be contacted at the city level to create suitable
           messages with catchy titles for various uses, preferably free or at cost as a pu
                                                                                         pub‐
           lic service, so as these messages get the “best buy” tag by getting publicized
           through well known personalities.
           Involving Commercial
                         ercial Sponsors
           Firms and organizations can be encouraged to adopt certain areas of waste
           management and sponsor the cleanliness drive. An incentive mechanism can
           be introduced to reward the Good Samaritans or the associations championing
           the program in thee communities and contributing towards civic cleanliness.
           Waste Management & Corporate Social Responsibility: CSR has become an iin‐
           tegral part of operations in any organization because CSR is a responsibility of
           an enterprise for their impact on the society.
                                                 society. Hence, options may be explored in
           getting sponsorships from the CSR funds of organizations or check in fitting
           waste management into CSR, because it reduces the impact on the environment
           and contributes to employment and development of green economy. Th     This will
           inturn enhance the brand image and reputation of the sponsoring organization.
           Therefore, CSR can become a communicating and dialogue arm of sustainable
           waste management in the city.
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                    packed articles and article without the packaging material could be kept
                    different with a choice to the consumers to take the article without the
                    packaging material at low cost.
                   Should suggest manufacturers
                                      manuf           to introduce the Multi‐‐use bottling prac‐
                    tices. Hard‐toto‐recycle packaging like PET bottles metalized plastic films
                    and multi‐film
                                film packs must be phased out unless producers take respo
                                                                                        respon‐
                    sibility for their recall and recycling or re‐use.
                                                               re
                   Promotion of viewing
                                     viewing the waste as a resource, thereby encouraging
                    economic competitiveness through resource efficiency. Efforts should
                    be made to encourage collection of such re‐usable
                                                                    re usable material through
                    waste collectors, waste producers, NGOs and private sector instead o      of
                    allowing reusable waste to land up at the disposal sites. Bottles, cans,
                    tins, drums, cartons can be reused and excess packaging materials can
                    be recycled.
11.6       Media Campaigning and Environmental Awareness
           Information Hot-line
                           line
           The key to success of any public‐education,
                                     publi education, awareness and motivation program
           is to provide maximum means of communication for the public to interact,
           promptly and conveniently with the policy‐makers
                                                 policy makers and to seek clarification /
           share ideas or give suggestions which can be constructively used in the waste
           management program. A telephone hot line or Post Box number for written
           communications could be an ideal way to have inputs from people. This should
           be manned during working hours (or even later) by polite, responsive and d   dy‐
           namic persons who are well informed and have a liking for the subject at all
           times. These communication channels (one or more) can be set up and mon    moni‐
           tored by using suitable in‐house
                                   in house staff or linking it to the environmental awar
                                                                                     aware‐
           ness section.
           This awareness wing should be be financially independent by allocating appropr
                                                                                  appropri‐
           ate budget for the associated activities, as below
           Publicity through local cable network may be 20 times a day on alternate days
           in the first year and twice a week in the following year.
           Advertisement in all local newspapers twice in the first quarter and to be rre‐
           peated once in a quarter subsequently.
                   Distribution of pamphlets and display of banners over a period of one
                    year.
                   Organize one street play in every slum through NGOs for one year.
                   Organize 4no’s of rallies by students per year for two years.
                   Awareness training to municipal staff. 1/2 day for sweepers & 1 day for
                    supervisors.
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           Use of Hoardings/banners:
                  Hoardings/banners
           Special Hoardings/banners may be put in the town covering messages seeking
           public participation. Alternatively, all Municipal‐licensed
                                                    Municipal licensed Hoardings should
           have a space reserved for civic messages. This will add a "socially
                                                                     "socially‐aware" im‐
           age to the advertisers and will not reduce the usefulness of the hoarding to
           them at all. The messages can be those developed by advertising agents to
           promote any of the recommendations of this new waste‐management
                                                               waste management policy.
           The Hoardings should also publicize the
                                                t hot‐line
                                                      line numbers etc.
           Advertisements in Newspapers:
                             Newspapers
           Advertisements may be given in local news papers from time to time to create
           public awareness. Local newspapers can also be requested to start a regular
           Suggestion Box on the city page to improve Solid Waste Management services
           in the town. They may also be requested to give coverage to successful initi
                                                                                  initia‐
           tives that have overcome such problems in a constructive way.
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           Issue of handbills:
           Council may get handbills printed with photographs showing the ne new system
           of waste management and advise the people to cooperate in making their town
           clean and healthy. Such handbills could be prepared from the professionals for
           effective delivery of message. Council can use newspaper delivery services for
           distribution
                      n of handbills besides distributing the same through health depar
                                                                                  depart‐
           ment network.
           Use of networking websites and instant message sharing technologies
           Council may use the emergence of latest message sharing technologies like
           whatsapp, facebook, twitter, etc to disseminate information, take complaints
           and address the grievance of the general public.
                                                    public
11.7       Success Story of PRAJAVANI (a web based public grievances system in
           VISAKAPATNAM)
           Prajavani is an e‐governance
                             governance initiative by the combined efforts of District A
                                                                                       Ad‐
           ministration
                istration and National Informatics Centre (GOI) in Visakhapatnam Di   Dis‐
           trict. PRAJAVANI system not only gives citizens an avenue to track the pr  pro‐
           gress on their grievance, but also provides the District Collector an effective
           tool to monitor the performance of
                                            o various departments.
                   A new grievance mechanism is highly useful to those who are living in
                    remote areas of the district to send their complaints across the author
                                                                                     authori‐
                    ties without much ado;
                   The petitioner will know to which officer the complaint is marked aand
                    what is the time frame for response;
                   The software was designed in local language “Telugu” for easy access to
                    urban and rural people.
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           The District Collector has envisaged the prajavani system and stream lined
           with well‐planned
                     planned systematic approach adopted in receipt of petitions from
           public.
           The following procedure is followed:
                                      followed
                   Instant response to the petition
                   Ascertaining the information from the officers concerned on the spot
                   Giving time frame for redressal of grievance,
                   Handing over acknowledgement
                                  acknowledgem       to the petitioner.
           The monitoring system to expedite the redressal of grievances
                   Prajavani operators work under the supervision of petition monitoring
                    section at Collectorate. They play a major role in timely disposal of co
                                                                                          com‐
                    plaints. They check daily unmarked
                                                 unmarked petitions and they send to co    con‐
                    cerned officer, and also make time frame for disposal. Prajavani oper
                                                                                        opera‐
                    tor feeds the disposals in the computer and complaints get disposed off.
                   The District Collector reviews the District Officers in monthly review
                    meetings.
                   Special Officers are entrusted with the follow up action on grievance p pe‐
                    tition by reviewing the Mandal level Officers.
           Aims of the District Administration:
                   Implementation of Government programmes and schemes to the public
                    with utmost importance with a speedy disposal.
                   Respond to the public problems and grievances and to gear up the go   gov‐
                    ernment mechanism for redressal of the same.
                   Reduce the pain of public going to Collectorate for follow up action of
                                                                                         off.
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12        CAPACITY BUILDING
12.1       Introduction
          The subject of Solid d Waste Management has remained neglected for the past
          several decades with the result that the level of service is highly inadequate and
          inefficient. For improving the Solid Waste Management (SWM) services it is ees‐
          sential to adopt modern methods of waste management methods with right
          choice of technologies, which can work in the given area successfully. Simult
                                                                                    Simulta‐
          neously, measures to be taken for institutional strengthening and internal cca‐
          pacity building so that the efforts made can be sustained over a period of time
          and the system put in place can be well managed. For sustainability of waste
          management practices in any given area, training and capacity building of the
          employees and everyone responsible for Solid Waste Management in the Urban
          Local Bodies is thehe most important aspect without which the effective waste
          management would be unattainable.
          In Solid Waste Management (SWM) the people, partnerships, coalitions, rre‐
          sources and skills are essential to its successful implementation and hence all
          these are included
                     ncluded under the large umbrella of the term “capacity
                                                                  “capacity”.
12.2       CAPACITY BUILDING METHODS
          There are many approaches to providing capacity building services, like:
                 Providing access to repositories of information and resources (for exa
                                                                                     exam‐
                  ple, databases, libraries and
                                            an web sites)
                 Trainings (public, customized or on‐line)
                                                   on
                 Consultation (for example, facilitating, expert advice and conducting rre‐
                  search)
                 Publications
                 Web based forum for interaction among different players
12.3       CAPACITY BUILDING IN SOLID WASTE MANAGEMENT
           The approach
                pproach to capacity building in SWM should be not only about technology
           and economics but also about:
                 Understanding the administration systems for waste management and rre‐
                  lated activities (multidisciplinary and cross‐sectoral).
                                                          cross
                 Understanding the need for human resource development to achieve be
                                                                                   bet‐
                  ter results in SWM.
                 Focus on building sound institutions and good governance for attaining
                  improved SWM. Delineating strategies for sustenance of achievements.
12.4       STRATEGIC FRAMEWORK FOR CAPACITY BUILDING
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           The following
                      ing diagram illustrates the capacity building framework in general.
           The framework is premised on four core areas: (i) situation analysis (ii) crea
                                                                                      creat‐
           ing the right vision and mission (iii) drawing up the correct strategy and corr
                                                                                      corre‐
           sponding action, and (iv) measures
                                     mea         for sustainability.
12.5       TRAINING NEEDS
           The plan should invariably indicate the target group or agencies to be capac
                                                                                   capaci‐
           tated for effective implementation. The major key factor for any training is d
                                                                                        de‐
           pend on identification of target groups, for effective waste
                                                                  waste management iim‐
           plementation there are various groups/levels of people in the community who
           are major target groups.
           The following are major target groups:
                 Senior level officers‐Decision
                               officers          makers
                 Middle level officers‐Managers
                               officers          and technical staff
                 Junior Level –Technical
                                Technical staff
                 Unqualified ground‐level
                              ground       staff
                 Elected members
                 Members of NGOs and private participants if any
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           Geographic Information System (GIS) and MIS has to be integrated into the
           SWM system. Similarly, citizen interface
                                           interface could be maintained by frequently
           seeking their feedback and suggestions.
           Information that needs to be recorded and studied includes relevant info
                                                                               infor‐
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           mation of the
           department for planning process as well as specific information related to eem‐
           ployee performance, effectiveness of the training programmes, availability, aad‐
           equacy, operation and maintenance of the equipments and vehicles involved in
           SWM, the performance of the processing plants, information related to landfill
           sites etc.
           A list of items on
                            n which the data should be collected and kept on record for
           planning purpose and monitoring the activities done by various sections of
           SWM has to be prepared and be utilized by the local bodies. A check
           list/format would be developed for data collection for the records and info
                                                                                  infor‐
           mation. (Sample format attached)
           The following information needs to be collected and updated from time to time:
            1.         Profile of the Town
            a          Area of the town/city;
            b          Population of the town/city;
            c          Decadal growth of population;
            d          Number
                         umber of wards, their area and population
            e          Ward‐wise
                              wise information in regard to
                       Population density in different wards;
                       No, of Households, shops and Commercial Establishments
                       Vegetable/fruit/meat/fish markets
                       Number of Hotels & Restaurants
                       Number of Hospitals
                                   Hospi    and Nursing Homes
                       Number of Industries
                       Number of slum pockets /their population
                       Road length and width
                       Percentage of area covered with under‐Ground
                                                        under Ground sewage system
                       Percentage of area having surface Drains
                       Percentage of area having no drainage Facility
            2.         WASTE GENERATION
            a          Seasonal variations in daily waste generation
            b          Total quantity of waste produced annually during last 3 years
            c          Breakup of the quantity of wastes generated
                       Household, shops and establishment waste;
                       Vegetable and food market waste;
                                                   waste
                       Meat, fish and slaughter house waste;
                       Construction & demolition waste
                       Hospital waste
                       Industrial waste
            d          Average quantity of waste produced each day.
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                 Deficiencies noticed
                 Complaints received and attended
                 Action taken or proposed
                                  propose to be taken
          Inspection of Bulk Community Waste Storage Sites:
                 Number of sites in the area under his charge
                 Number of sites inspected
                 Number of sites found well maintained
                 Number of sites found ill maintained or needing repair or replacement
                 Action taken
                 Number of unauthorized waste disposal sites or sites identified during
                  field visits.
                 Action taken
          Inspection of secondary waste collection points
                 Number of sites in the area
                 Number of sites inspected
                 Number of sites found well maintained
                 Number of sites
                               es found ill maintained or needing repair or replacement
                 Action taken
                 Number of unauthorized waste disposal sites or sites identified during
                  field visits
                 Action taken
          Inspection of silt removal sites & building waste disposal sites
                 Number of silt removal sites inspected
                 Number of sites found satisfactory
                 Number of sites where silt was found lying outside the man hole or su
                                                                                     sur‐
                  face drain
                 Number of construction sites/construction waste disposal sites visited
                 No of sites where construction waste where there was unauthorised
                  dumping
                 Action taken
                 Daily Report to be sent by Zonal Engineers
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          Transportation of waste
                 Number and type of vehicles and equipment required to report for duty
                 Number and type of vehicles and equipment which actually reported for
                  duty
                 Breakdownss reported during the day and action taken
                 Number of trips made to the disposal site by each vehicle
                 Number of bins cleared during the day
                 Number and locations of bins left un‐cleared
                                                    un         and
                 Arrangements made or proposed to be made for clearing the backlog
          Quantities
            antities of waste transported
                 Number of vehicles deployed during the day or night
                 Number of trips made
                 Quantity of waste transported
                 Number of vehicles which did not make adequate trips
                 Number of vehicles which carried less garbage
                 Action taken or proposed to be taken against defaulters
           There should be route maps and duty charts with each of the supervisory staff,
           who should check whether work on site is going as per schedule and whether
           vehicles and manpower are giving their optimum output. Mobile phones o      or
           other communication networks essential for effective communication and
           monitoring of services should be provided to Zonal Engineers & supervisors.
           Inspection of Processing Sites:
                 Whether the plant was functional during the week
                 Whether it received the garbage as prescribed regularly
                 Whether the site is properly maintained and waste stacked properly.
                 Quantity of Bio organic fertilizer / desired material produced
                 Quantity of production sold during the week
                 Quantity of end product in stock
                 Any irregularity
                      irregularit noticed
                 Action taken
          Inspection of Waste Disposal Site:
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          Tools such as Performance Indicators, Formal surveys, Rapid Appraisal Met  Meth‐
          ods, Participatory Methods, Cost‐benefit
                                      Cost         and cost‐effectiveness
                                                            effectiveness analysis, Impact
          Evaluation etc could be used for monitoring and evaluation. The output as well
          as outcome will be thoroughly monitored using the appropriate tool. This will
          help proper evaluation of the capacity building activities
                                                          activities and taking corrective
          action, as found required.
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          deteriorate the water quality in the area, if adequate mitigation measures are
          not adopted.
          The run‐offoff during development shall be controlled
                                                      controlled by removing construction
          related solid waste as construction debris, loose soil etc. quickly. Further land
          clearing activity shall be kept to the absolute minimum by working at the sp spe‐
          cific sites one by one where construction is to take place. A sep
                                                                        septic tank shall be
          provided with toilet facilities to meet the daily needs of labor during working
          hours. Workers shall be discouraged from toilet in open.
          Both roof top rainwater harvesting and storm water run‐off
                                                             run off shall be tapped for
          recharging the aquifers
                         aquifer and storage.
13.4       LAND ENVIRONMENT
          To avoid erosion of the top soil the development shall be planned to be done in
          the shortest possible time and land clearing activity shall be kept to the abs
                                                                                     abso‐
          lute minimum by working at the specific sites one by one where coconstruction is
          to take place so as to increase detention and infiltration.
          The activities that result in soil being laid bare shall be scheduled in such a way
          that some type of vegetative cover appropriate to the site shall be established
          prior to onset of monsoons. Natural waterways/drainage pattern shall be mai   main‐
          tained by providing culverts where needed. The solid waste generated from the
          construction activities shall be effectively recycled within the project.
13.5       NOISE LEVELS
          The sound will be generated during
                                       during almost all the construction activities such
          as tunneling, blasting, movement of vehicles, operation of construction m   ma‐
          chines and equipments, repair and maintenance work, operation of DG sets, etc.
          Continuous exposure of workers to high sound levels may result
                                                                    result in annoyance,
          fatigue, and may cause temporary shift of threshold limit of hearing and even
          permanent loss of hearing.
          Construction phase will generate noise at various locations in the project area
          and is likely to affect residents and construction workers. The simultaneous o
                                                                                       op‐
          eration of some equipment may increase the noise manifolds, however, resu resul‐
          tant increase in noise levels will depend upon location of such equipment with
          respect to habitation, availability of the silencers/ mufflers, condition o
                                                                                    of the
          equipment, losses during transmission, etc. Increase in vehicular traffic in the
          area will also contribute to high sound levels in the area.
          Sound attenuates with the distance and even if all the attenuation factors are
          removed, direct sound levels reduce
                                         reduce by 6 dB(A) with every doubling of di dis‐
          tance. Further, the sound level reduces substantially when the wave passes
          through a barrier. Therefore, if location of construction equipment is planned
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          keeping in view the safe distance from habitation, impact ccan be greatly re‐
          duced on large section of population. Workers who are directly exposed need to
          use Personal Protective Equipments (PPEs) to reduce the impact.
13.6       MITIGATIONS
          The best way of impact mitigation is to prevent the event occurring. All efforts
          should
               ld be made to locate the developmental activities in an area free of agricu
                                                                                      agricul‐
          tural lands, ecologically sensitive, erosion, forests, flooding, human settlements,
          landslides, natural scenic beauty, water logging. However, practically, this is not
          possible as project design criteria govern the location of various activities.
          Therefore, the next step is to look at the raw materials/technologies/ processes
          alternatives which produce least impact i.e. adopting or using processes or
          technologies which are efficient and produce recyclable wastes/ minimum
          waste/wastes that can be easily disposed, without seriously affecting the env  envi‐
          ronment. However, if the developmental activities produce the adverse impact,
          action has to be taken to mitigate the same. Following are some  some of the reco
                                                                                       recom‐
          mendations on mitigation measures for various Environments and Noise Le         Lev‐
          els.
          Air Pollution Mitigation:
                Locate stockpiles of sand in sheltered locations or provide wind breaks.
                Keep the stockpiles to the minimum practicable height and use ggentle
                 slopes.
                Ensure that all dust generating materials transported to and from site (i.e.
                 in trucks) are covered by tarpaulin.
                Keep site vehicles and plant well maintained and regularly serviced. All
                 vehicles must comply with the Traffic Licensing Direc
                                                                   Directorate emission
                 standards at all times.
                Do not burn waste materials on‐site.
                                             on
                Use covered containers for organic waste and empty frequently before
                 decomposition.
                Take account of the wind conditions when arranging activities that are
                 likely to emit aerosols,
                                aeroso fumes, odors and smoke.
                Educate the personnel at site on the above issues through tool box mee
                                                                                    meet‐
                 ings
          Water Pollution Mitigation:
                Segregation of different types of wastes at source and avoid their mixing
                 up in the river.
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                 Vehicle
                    ehicle speed will be restricted to 15 km/hour at site to minimize pote
                                                                                      poten‐
                  tial for dust generated in the surroundings.
                 Appropriate measures will be employed to minimize windblown litter and
                  dust during transportation by either covering trucks or transporting
                  wastes in enclosed containers.
                 Heavy Goods Vehicles holding areas to be provided for vehicles waiting to
                  deliver loads at work sites so as to avoid queuing on other connecting
                  roads.
                 Fixed noise sources to be located away more than 50 m away from the si
                                                                                      site
                  fencing.
                 Site workers working near high noise equipment to use personal prote
                                                                                    protec‐
                  tive devices like ear muff/plugs to minimize their exposure to high noise
                  levels.
                 Maintain clearance between electric lines and work spaces / nearest se
                                                                                      ser‐
                  vice lines, ensure enough
                                     e      space for maintenance.
                 Adequate precautions shall be taken to prevent the accidents and from the
                  machineries. All machines used shall confirm to the relevant Indian sta
                                                                                      stan‐
                  dards.
                 Protective footwear and protective goggles to all workers employed on
                  mixing
                    xing of materials like cement, concrete etc.
                 Welder’s protective eye shields shall be provided to workers who are een‐
                  gaged in welding works.
                 Earplugs shall be provided to workers exposed to loud noise, and workers
                  working in crushing, compaction, or concrete
                                                      concrete mixing operation.
                 The contractor shall supply all necessary safety appliances such as safety
                  goggles, helmets, safety belts, earplugs, mask etc to workers and staffs.
                 For safety of people occupying the site, regulations concerning fire safety
                  to be followed.
                         ollowed. Some of the requirements include:
               Installation of fire extinguishers.
               Provision of water sprinklers for unpaved roads. o Emergency exit.
               Proper labeling of exit and place of fire protective system installation; o
                Trained personal to use fire control
                                             co      systems.
               Display of phone numbers of the city/local fire services, nearest hospital,
                ambulance facility, etc.
               A readily available first aid unit including an adequate supply of sterilized
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14        PROJECT STRUCTURING
14.1      POSSIBLE PPP OPTIONS
          Design-Build
                 Build (DB) or Build-Transfer
                               Build          (BT)
          Under this model, the private partner designs and builds the facility in accor
                                                                                   accord‐
          ance with the requirements specified by the government. Once completed,
          ownership and responsibility for operation and maintenance are transferred
          back to the public agency.
              Strengths                                         Weaknesses
             Access
                 ss to private sector expertise.     Loss of owner control
             Possibilities for financial savings and Difficulty and increased cost of
             Innovation in design.                   changing contract or including
                                                     additional features into design
             Flexible procurement procedures poten‐
                                             pote    A more complex award proc   proce‐
             tial for more efficient                 dure
             construction
             Reduced construction time               If life‐cycle
                                                             cycle approach not taken,
                                                     there is the possibility of higher
                                                     operating and maintenance
                                                     costs, which may offset the ben
                                                                                  bene‐
                                                     fits of lower capital costs to tthe
                                                     public sector
             Transfer of risk from public to private
             sector
             single point of accountability
             Fewer construction claims
          Design-Build-Operate
                        Operate (DBO) or Build-Transfer-Operate
                                            Build           Operate (BTO)
          Here, ownership of the facility is transferred back to the pub
                                                                     public sector upon
          completion of construction. However, the public body then leases it back to the
          private company for a specified period, usually a long‐term
                                                             long term lease, giving the
          private organisation the opportunity to recover its investment and generate a
          reasonable
             sonable rate of return.
             Strengths                                          Weaknesses
             Access to private sector expertise.   In the event of default of peper‐
                                                   formance
                                                      mance or bankruptcy, it is p
                                                                                 po‐
             Potential cost savings.
                            savin
                                                   tentially
                                                      tially extremely di
                                                                       difficult to
             Ownership of the asset remains in the
                                                   terminate
                                                         nate the contract or rre‐
             public sector.
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          Design-Build-Finance
                         Finance-Operate/Maintain
                                    Operate/Maintain (DBFO, DBFM, or DBFO/M) or
          Build-Own-Operate
                       Operate (BOO)
          Under this structure, the private organization finances, designs, builds, oper
                                                                                     operates
          and maintains the project. It is paid by the government throughout the dur    dura‐
          tion of the contract, according to the services delivered and whether these meet
          specified standards of performance. There is no requirement
                                                                equirement that the private
          company will transfer
                            nsfer ownership of the facility back to the public body.
             Strengths                                     Weaknesses
             The public sector plays no role in either There is no guarantee that the
             provision or operation of the facility.       private
                                                              vate company will operate
                                                           the service in the ‘public good’.
             It allows public sector regulation of the Unless the service is specifically
             private sector’s
                        tor’s delivery of a ‘regulated’ or regulated, the public sector ca
                                                                                         can‐
             ‘monopolistic’ serrvice area.                 not set or adjust its price.
             The service can be operated by the                 All federal, provincial and m  mu‐
             public
               blic sector in the most efficient                nicipal
                                                                    pal tax regulations apply.
             manner, both in the short and long term.
             The public sector does not have to put up          Due to the lack of competition, it
             capital to finance the project.
                                    pr                          is
                                                                necessary
                                                                      ary to develop rules and
                                                                regulations concerning oper
                                                                                          opera‐
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          Institution may extend this period by not more than two months at a time.
          The Lead Financial Institution shall, within three months from the date of bid
          award, present its appraisal of the project for the consideration and approval of
          the Empowered Institution;
                            nstitution; provided that upon application made to it by the
          concerned Government/statutory entity, the Empowered Institution may eex‐
          tend this period by not more than one month at a time.
          The Lead Financial Institution shall be responsible for regular monit
                                                                          monitoring and
          periodic evaluation of project compliance with agreed milestones and perfo
                                                                                  perfor‐
          mance levels, particularly for the purpose of disbursement of Viability Gap
          Funding. It shall send quarterly progress reports to the Empowered IInstitution
          which will make a consolidated progress report once every quarter for review
          by the Empowered Committee.
          Disbursement of Grant
          A Grant under this scheme shall be disbursed only after the Private Sector
          Company has subscribed and expended the equity contribution required ffor the
          project and will be released in proportion to debt disbursements remai
                                                                           remaining to
          be disbursed thereafter.
          The Empowered Institution will release the Grant to the Lead Financial Inst
                                                                                 Institu‐
          tion as and when due, and obtain reimbursement thereof from the Fina
                                                                           Finance Min‐
          istry.
          The Empowered Institution, the Lead Financial Institution and the Private Se
                                                                                    Sec‐
          tor Company shall enter into a Tripartite Agreement for the purposes of this
          scheme. The format of such Tripartite Agreement shall be prescribed by the
          Empowered Committee
                         mittee from time to time.
          India Infrastructure Project Development Fund (IIPDF)
          To support the development of credible and bankable PPP projects, a revolving
          fund with an initial corpus of Rs. 100 Crores has been set up in the Department
          of Economic Affairs,
                        Affairs Ministry of Finance, GoI during 2007‐08,
                                                                      08, to be offered to
          the private sector. The India Infrastructure Project Development Fund (IIPDF)
          provides
              vides financial support for quality project development activities. The
          Sponsoring
                  ing Authority will thus be able to source funding to cover a portion of
          the PPP transaction costs, thereby reducing the impact of costs related to pr
                                                                                      pro‐
          curement on their budgets.
          Eligibility:
            o The proposals for assistance under the Scheme would be sponsored by
                Central
                     tral Government Ministries/Departments,
                                      Ministries/Departments, State Governments, Muni
                                                                                 Munic‐
                ipal or Local Bodies or any other statutory authority.
             o To seek financial assistance from the IIPDF it would be necessary for the
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                 Sponsoring Authority to create and empower a PPP cell to not only unde
                                                                                      under‐
                 take PPP project development
                                   development activities but also address larger policy and
                 regulatory
                        tory issues to enlarge the number of PPP projects in Sponsoring AAu‐
                 thorities’ shelf.
             o The PPP project should be from the sectors that are eligible for viability
               gap funding under the Government of of India’s scheme for Financial Su
                                                                                    Sup‐
               port to PPPs in infrastructure or any other sectors with the approval of
               the Finance Minister.
             o The IIPDF is available to the Sponsoring Authorities for PPP projects for
               the purpose of meeting the project development costs which may include
               the expenses
                      penses incurred by the Sponsoring Authority in respect of feasibility
               studies, environmental impact studies, financial structuring, legal reviews
               and development
                         opment of project documentation, including concession agre   agree‐
               ment, commerrcial assessment studies (including traffic studies, demand
               assessment, capacity
                            capac ty to pay assessment), etc required for achieving TecTech‐
               nical Close of such projects,
                                   pr jects, on individual or turnkey basis, but will not iin‐
               clude expenses incurred by the Sponsoring Authority on on its own staff.
             o The IIPDF will be available to finance an appropriate portion of the cost of
               consultants and Transaction Advisors on a PPP project where such co    con‐
               sultants
                   ants and Transaction Advisors are appointed by the Sponsoring A     Au‐
               thority either
                         ther from amongst
                                   amongst the Transaction Advisors empanelled by D    De‐
               partment of Economic Affairs or through a transparent system of pr     pro‐
               curement under a contract for services.
          The IIPDF will fund up to 75 percent of the project development expenses to
          the Sponsoring Authority as an interest free loan. 25 percent will be coco‐funded
          by the Sponsoring Authority. On the successful completion of the bidding pr   pro‐
          cess, the project development expenditure would be recovered from the su      suc‐
          cessful bidder. However, in the case of failure of the
                                                             the bid, the loan would be co
                                                                                        con‐
          verted into
                    to grant. In case the Sponsoring Authority does not conclude the bi  bid‐
          ding process for some reason, the entire amount contributed would be refun refund‐
          ed to the IIPDF.
          To seek project development funding from the IIPDF, the Sponsoring
                                                                  Sponsoring Authority
          will apply to the PPP cell in DEA through the Memorandum for Consideration
          accompanied
            companied with the Preliminary Report of the project (in six copies). The
          MFC would provide justification for understanding detailed feasibility studies
          to be taken up for financing out of the corpus of the Fund in the prescribed
          Proforma.. The proposals that do not envisage VGF can also be submitted for
          funding. Proposals
                       posals for funding under these Guidelines would cover the entire
          gamut of PPP projects.
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14.3      Project
           roject cost & revenue model
          Break‐up
                up of MSW Processing plant Capital Cost is divided in to two parts:
          Part –I:
          MSW Processing plant cost break up is given as below.
          Part‐ II:
          RDF Based Power Plant cost break up is given as below.
          * Land cost included in the capex was informed by the GVMC during the kick off
          meeting initially
                       ally but the price may vary during the purchase of land.
          * The above costs are considered taking into consideration that the plant would
          be Integrated solid waste management consisting of Composting, Recycling,
          waste to energy and SLF of 15%‐20%.
                                     15%
          * In case if technology used is Incineration/ Gasification/ Plasma then capex
          would be hiked by 80%‐125%
                             80%        approximately.
          *Tentative Project cost for Gasification Technology would be approximately
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15 References:
          i      Paper on “Urbanization and solid waste management in India: Present practices and ffu‐
                 ture challenges”,
                                ”, Dimpal Vij, International Conference on Emerging Economies – Pros‐
                 pects and Challenges.
          ii     Paper on “Urbanization and solid waste management in India: Present practices and ffu‐
                 ture challenges”, Dimpal Vij, International Conference on Emerging Economies – Pros‐
                 pects and Challenges.
iii Action Plan on Management of Municipal Solid Waste by CPCB on 5th Feb 2015.
          vii
                  Primary survey conducted by Feedback Infra Field team
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