Particular Specifications For The Supply, Erection, Commissioning and Maintenance of Street Lighting Installations at Wafra Agricultural Farm Roads
Particular Specifications For The Supply, Erection, Commissioning and Maintenance of Street Lighting Installations at Wafra Agricultural Farm Roads
1. GENERAL:
2. SCOPE:
THE STREET LIGHTING WORKS INCLUDE FOR THE MANUFACTURE, SUPPLY, ERECTION,
COMMISSIONING AND MAINTENANCE OF THE NETWORK AND SHALL INCLUDE FOR ALL
CONCRETE FOUNDATIONS, EXCAVATION AND BACKFILLING, PVC DUCTING, CABLING,
COMPACTING/LEVELING, PROVISION OF HANDHOLES/EARTH-PITS AND EARTH ELECTRODE
DEVICES, ROAD CROSSING DUCTS, ETC., ALONG WITH ALL OTHER COMPONENTS AND
ACCESSORIES THAT ARE REQUIRED FOR COMPLETING THE WORKS.
THE CONTRACTOR SHALL NOTE THAT THE STREET LIGHTING SYSTEM FOR THE
PROJECT INCORPORATES ENERGY SAVING FEATURE BY EMPLOYING DUAL POWER
DIMMING BALLASTS AND POWER SWITCHING DEVICES INCLUDING ALL
WIRING/CABLING FROM THE FEEDER PILLARS TO THE LIGHTING UNITS IN ORDER TO
CENTRALLY AND AUTOMATICALLY CONTROL THE LUMENS OUTPUT TO DIM FROM 100%
TO 50% AT A PRE-SET TIME DURING THE NIGHT AND BACK TO FULL LUMENS OUTPUT AT
EARLY MORNING THROUGH AN ASTRONOMICAL TIME SWITCH INSTALLED AT THE
FEEDER PILLAR. SINCE THE CONTRACTOR HAS TO PROVIDE THEREFORE ALL THESE
ADDITIONAL EQUIPMENT, WIRING/CABLING, ETC. TO MAKE THE SYSTEM FULLY
OPERATIONAL WITH ENERGY SAVING FEATURE, IT IS EXTREMELY IMPORTANT THAT HE
SHOULD STUDY THE TECHNICAL SPECIFICATIONS VERY CAREFULLY BEFORE
SUBMITTING HIS BID.
THE CONTRACTOR SHALL FURTHER NOTE THAT ALL THE 2 WAY 150 MM. I.D. ROAD
CROSSING DUCTS FOR THE LT POWER SUPPLY CABLES TO THE VARIOUS FEEDER
PILLARS AND ALSO ALL THE 2 WAY 100 MM. I.D. ROAD CROSSING DUCTS FOR THE STREET
LIGHTING CABLES SHALL BE INSTALLED BY BORING METHOD ONLY AT A DEPTH OF 1
METRE BY EMPLOYING SPECIAL BORING MACHINES AND IT IS ABSOLUTELY NOT
ALLOWED TO CUT THE ASPHALTED ROADS THROUGHOUT THE PROJECT WORK
WHATEVER THE CASE MAY BE.
3. DESIGN DRAWINGS:
THE STREET LIGHTING SCHEME FOR THE ROADWAYS INCLUDED IN THIS CONTRACT ARE
DESCRIBED IN THE DRAWINGS AS INDICATED BELOW:
43
MINISTRY OF ELECTRICITY & WATER
SUPPLY, ERECTION, COMMISSIONING AND MAINTENANCE
OF STREET LIGHTING INSTALLATIONS AT WAFRA
AGRICULTURAL FARM ROADS
SECTION NO. 3 : PARTICULAR SPECIFICATIONS
THE CONTRACTOR SHALL PREPARE DETAILED WORKING DRAWINGS OF THE PROJECT AND
OBTAIN APPROVAL OF THE MINISTRY OF ELECTRICITY & WATER ENGINEER BEFORE
STARTING AND CARRYING OUT ANY WORK AT SITE.
THE MINISTRY OF ELECTRICITY & WATER, KUWAIT HAS ISSUED THE FOLLOWING
ADDITIONAL AND NEW STANDARD DRAWINGS, WHICH SHALL ALSO FORM PART OF THE
CONTRACT:
THE CONTRACTOR SHALL OBTAIN THE LATEST REVISIONS OF ALL STANDARD DRAWINGS
FROM MEW THROUGH WRITTEN REQUEST.
5. WORKING DRAWINGS:
THE CONTRACTOR SHALL SUBMIT FOR APPROVAL OF THE MEW ENGINEER, DETAILED
WORKING DRAWINGS. WORKING DRAWINGS SHALL BE PREPARED WITH AUTOCAD TO SCALE
1:1000, 1:2000 OR AS DIRECTED BY THE ENGINEER IN A-1 SIZE ONLY AND SUBMITTED IN
THREE (3) COPIES MINIMUM. WORKS AT SITE MUST NOT BE STARTED UNTIL AND UNLESS
APPROVAL IS GAINED FOR ALL THE WORKING DRAWINGS AND DETAILS FROM THE MEW
ENGINEER.
6. SERVICE CO-ORDINATION:
THE CONTRACTOR SHALL NOTIFY IN ALL CASES AND OBTAIN NECESSARY CLEARANCES
FROM OTHER MINISTRIES AND AUTHORITIES IN CASE THEIR SERVICES MIGHT BE AFFECTED
BY HIS WORKS.
THE CONTRACTOR SHALL REFER TO ALL RELEVANT CIVIL, SEWAGE, DRAINAGE, TELEPHONE,
EHV/HV/LV CABLE ROUTE AND ALL OTHER SERVICES DRAWINGS AND OBTAIN FOR HIMSELF
THE EXACT LOCATIONS AND POSITION OF VARIOUS SERVICES, SO THAT IN THE EXECUTION
OF HIS WORK, HE WILL NOT DISTURB OR DAMAGE ANY OTHER SERVICES AND
ADDITIONALLY SHALL MAINTAIN ADEQUATE AND SPECIFIED CLEARANCE BETWEEN STREET
AND EXTERNAL LIGHTING AND ALL OTHER SERVICES.
THE CONTRACTOR SHALL ALSO REFER TO AND COMPLY WITH THE CURRENT REGULATIONS
AND SPECIFICATIONS OF MINISTRIES, AUTHORITIES AND COMPANIES BEFORE COMMENCING
ANY WORKS ADJACENT TO EQUIPMENT, PLANT, CABLES ETC.
44
MINISTRY OF ELECTRICITY & WATER
SUPPLY, ERECTION, COMMISSIONING AND MAINTENANCE
OF STREET LIGHTING INSTALLATIONS AT WAFRA
AGRICULTURAL FARM ROADS
SECTION NO. 3 : PARTICULAR SPECIFICATIONS
7. SAFETY REGULATIONS:
THE CONTRACTOR SHALL STRICTLY ABIDE BY ALL SAFETY RULES AND REGULATIONS
ISSUED BY THE AUTHORITIES LIKE KUWAIT MUNICIPALITY, TRAFFIC DEPARTMENT, MEW,
M.P.W. M.O.C., M.O.I. AND OTHERS, AND SHALL PROVIDE IN ALL CASES, STEEL FENCING,
WARNING TAPES, SIGNS, LIGHT SIGNALS, FLOOD LIGHTS AND WATCHMEN TO ENSURE THAT
NO MISHAPS BEFALL THE PUBLIC OR PROPERTIES.
THE CONTRACTOR SHALL PROVIDE, INSTALL AND FURNISH WITH ALL REQUIRED LOGISTIC
SUPPORTS, A PORTABLE OR MOBILE SITE OFFICE TO ACCOMMODATE OFFICES FOR HIS OWN
ENGINEER AND STAFF. THE SITE OFFICE SHALL BE TO THE ENTIRE SATISFACTION OF THE
MEW ENGINEER IN ALL RESPECTS AND ANY MODIFICATION REQUIRED SHALL BE CARRIED
AT NO EXTRA COST WHATSOEVER. THE CONTRACTOR SHALL ALSO PROVIDE FIVE MOBILE
PHONES WITH LINE FOR USE BY HIS STAFF FOR THE ENTIRE DURATION OF THE CONTRACT.
THIS OFFICE WILL BE OWNED BY THE CONTRACTOR.
9. SIGN BOARDS:
THE CONTRACTOR SHALL ERECT MINIMUM THREE (3) NOS. OF PAINTED WOODEN SIGNS,
EACH 2 METRES WIDE BY 1.5 METRES HIGH WITH THE BOTTOM OF THE SIGN SET AT 1.4
METRES ABOVE GROUND LEVEL. THE SIGN LAYOUT AND SUPPORT SYSTEM SHALL BE
DESIGNED BY THE CONTRACTOR AND MUST BE APPROVED BY THE MEW ENGINEER PRIOR
TO ERECTION OF THE SIGNS AT LOCATIONS, WHICH ARE A SAFE DISTANCE FROM ADJACENT
PAVEMENTS, AS DIRECTED BY THE ENGINEER.
THE SIGNS SHALL HAVE THE NATURE OF THE WORKS, THE EMPLOYER AND THE
CONTRACTOR LETTERED THEREON IN ARABIC AND ENGLISH. NO OTHER SIGNS OR
ADVERTISEMENTS WILL BE PERMITTED ON THE SITE. THE SIGN BOARD SHALL BE
MAINTAINED IN GOOD CONDITION REPAINTED AS NECESSARY AND REMOVED WHEN NO
LONGER REQUIRED.
10. MATERIALS:
ALL MATERIALS SHALL COMPLY WITH THE STANDARD SPECIFICATIONS AND THE
AMENDMENTS INCLUDED HEREIN UNDER THIS PARTICULAR SPECIFICATION OF THE
PROJECT. THE CONTRACTOR SHALL SUBMIT ALL MATERIALS ALONG WITH FULL TECHNICAL
DETAILS FOR THE APPROVAL OF THE MEW ENGINEER BEFORE PLACING ANY ORDERS. ONLY
MATERIALS FROM MEWS APPROVED LIST OF STREET LIGHTING MANUFACTURERS
WILL BE CONSIDERED.
NOS. OF 80 MM. LONG HINGES SHALL BE PROVIDED FOR EACH DOOR. THE DIA. OF
THE HINGE PIN SHALL BE MINIMUM 5 MM. AND THE HINGE LEAVES SHALL BE
CONTINUOUSLY WELDED ALL AROUND TO THE BODY OF THE COLUMN AND THE
DOOR IN AN AESTHETIC MANNER SUBJECT TO THE ENGINEERS APPROVAL. THE
CENTRE HINGE SHALL BE REVERSED TO MAKE THE DOORS NON-REMOVABLE. THE
MANUFACTURER SHALL SUBMIT A GUARANTEE STATING THAT THE GALVANIZED
STEEL HINGES WILL NOT BREAK WITHIN A PERIOD OF TWENTY-FIVE (25) YEARS AND
IF ANY HINGE BREAKS WITHIN THIS PERIOD, THE SAME WILL BE REPLACED FREE OF
CHARGE.
THE STEEL FRAME AROUND THE DOOR OPENING SHALL BE 25 MM. BY 8 MM., WHICH
SHALL BE CONTINUOUSLY WELDED ALL AROUND.
10.2 250 W. HIGH PRESSURE SODIUM CUT-OFF STREET LIGHTING LANTERNS FOR MAIN
& SUB-MAIN ROADS:
THE 250 WATT HIGH PRESSURE SODIUM CUT-OFF STREET LIGHTING LANTERNS SHALL
BE AS SPECIFIED IN CL. 2.1 FOR THE HIGHWAY AND MAIN ROAD STREET LIGHTING
CUT-OFF LANTERN OF THE STANDARD SPECIFICATIONS AND AS AMENDED HEREIN.
THE COVERS SHALL BE CLEAR, HIGH HEAT AND SHOCK RESISTANT, TEMPERED
BOWL, OR DISH SHAPED GLASS COVERS, MINIMUM 4 MM. THICK, ENCASED IN A
46
MINISTRY OF ELECTRICITY & WATER
SUPPLY, ERECTION, COMMISSIONING AND MAINTENANCE
OF STREET LIGHTING INSTALLATIONS AT WAFRA
AGRICULTURAL FARM ROADS
SECTION NO. 3 : PARTICULAR SPECIFICATIONS
STAINLESS STEEL OR DIE CAST ALUMINIUM ALLOY FRAME AND SHALL BE FITTED
WITH SUBSTANTIAL STAINLESS STEEL HINGES AND CATCHES. COVERS MADE FROM
ACRYLIC OR POLYCARBONATE MATERIALS AND FLAT GLASS COVERS WILL NOT
BE ACCEPTED. THE LANTERNS SHALL HAVE A DEGREE OR PROTECTION, MINIMUM
IP55 TO IEC 60529 AGAINST THE INGRESS OF DUST AND MOISTURE UNDER ALL
OPERATING CONDITIONS. GASKETS SHALL BE WATER REPELLENT FELT TYPE OR
SILICON RUBBER GASKETS. THE CONTROL GEAR HOUSING SHALL BE PROVIDED
WITH THE NECESSARY MOUNTING PLATE FOR MOUNTING THE CONTROL GEARS
INSIDE.
THE SIDE ENTRY MOUNTING OF THE 250 W. LANTERNS SHALL BE 120 MM. LONG AND
THE LANTERNS SHALL BE FITTED WITH AT LEAST TWO TO THREE NUMBERS 10 MM.
HEXAGONAL SOCKET HEAD GALVANIZED STEEL SCREWS, ALL AS APPROVED BY THE
ENGINEER.
IGNITORS:
THE IGNITORS SHALL BE A SEPARATE DEVICE AND NOT AN INTEGRAL PART OF THE
BALLAST. THESE SHALL BE INDEPENDENT SUPERIMPOSED TYPE FOR OPERATION ON
A SUPPLY VOLTAGE OF 240 V (+10%/-17.5%), 50 HZ. AND SHALL INCLUDE AN
AUTOMATIC CUT-OFF TIMER SYSTEM TO PREVENT REPEATED RE-STRIKING OF
DEFECTIVE LAMPS IF THE LAMP DOES NOT START WITHIN THE AVAILABLE TIME. IT
SHALL HAVE ALUMINIUM CONTAINERS, AND PULSER TYPE IGNITORS AND IGNITORS
HAVING PLASTIC CONTAINERS ARE NOT ACCEPTABLE. THE IGNITORS SHALL FULLY
COMPLY WITH IEC PUBLICATION NO. 60926.
THE AVERAGE RATED LIFE OR THE LIFE EXPECTANCY OF THE LAMPS SHALL BE
CONSIDERED AS THE NUMBER OF BURNING HOURS AT 10 HOURS/START WHICH HAVE
ELAPSED WHEN 50 (FIFTY) PER CENT OF LAMPS FROM A LARGE BATCH HAVE FAILED.
THE DUAL POWER DIMMING BALLASTS FOR ALL HIGH PRESSURE SODIUM LAMPS
SHALL FULLY COMPLY WITH THE IEC PUBLICATION NOS. 60922 & 60923 IN REGARD TO
THE GENERAL, SAFETY AND PERFORMANCE REQUIREMENTS AND SHALL BE RESIN
ENCAPSULATED, INDEPENDENT TYPE AND SINGLE LAMP BALLASTS FOR INSTALLING
IN THE BASE COMPARTMENTS OF STREET LIGHTING COLUMNS.
THE DUAL POWER DIMMING BALLASTS SHALL BE DESIGNED IN ORDER THAT THE
LUMENS OUTPUT OF THE LAMPS CAN BE REDUCED FROM 100% TO 50% AT A PRE-SET
TIME DURING THE NIGHT THROUGH A POWER SWITCHING DEVICE OPERATED
CENTRALLY AND AUTOMATICALLY BY AN ASTRONOMICAL TIME SWITCH INSTALLED
AT THE STREET LIGHTING FEEDER PILLAR, THUS TO ACHIEVE A SAVING OF ENERGY
BY APPROXIMATELY 35 TO 40%.
THE DIMMING BALLASTS SHALL HAVE METAL NAME PLATES AS SPECIFIED IN THE
STANDARD SPECIFICATIONS. NAME PLATES MADE OF PLASTIC MATERIAL, OR PAPER
PRINTED LABELS WILL NOT BE ACCEPTABLE. ALTERNATIVELY, THE PARTICULARS
AND CONNECTION DIAGRAM SHALL BE DIRECTLY PRINTED ON TO THE RESIN
ENCAPSULATION WITH A PERMANENT AND NON-REMOVABLE TYPE OF INK.
CAPACITORS:
THE TERMINALS OF THE CAPACITORS SHALL BE SCREW LESS TERMINALS WITH PUSH
WIRE CONNECTORS SUITABLE FOR USE WITH INSULATED BOOTLACE FERRULES.
THE OVERALL DIMENSIONS AND THE THICKNESSES OF THE CONTROL GEAR PANELS
SHALL BE EXACTLY AS SPECIFIED IN THE STANDARD SPECIFICATIONS.
THE HOOK SHALL COVER THE WHOLE WIDTH OF THE PANEL, BUT THE PROJECTED
PART SHALL BE 70 MM. FOR ALL CONTROL GEAR PANELS. THE OUTWARD PROJECTION
OF THE HOOK FROM THE EDGE OF THE PLATE SHALL BE 15 MM. AND THE LIP FOR
HANGING AS WELL AS THE LIP ATTACHED TO THE PLATE SHALL BE BOTH 25 MM.
WIDE. THE HOOK FOR ALL CONTROL GEAR PANELS SHALL BE FIXED AT THE TOP OF
THE PANEL ON THE BACKSIDE.
TERMINAL BLOCKS SHALL BE SUITABLE FOR MINIMUM 6 SQ. MM. SIZE COPPER
CONDUCTORS AND SHALL BE SINGLE UNIT TYPE, FIXED ON MOUNTING RAILS
HORIZONTALLY, AT LEAST 10 MM. INSIDE FROM THE BOTTOM OF THE CONTROL GEAR
PANELS. THE NUMBER OF TERMINALS FOR THE SINGLE CONTROL GEAR PANELS
SHALL BE SEVEN (7) AND FOR THE DOUBLE TYPE, TEN (10), ALL DIVIDED INTO PHASE,
LAMP, NEUTRAL AND EARTH TERMINALS AS DIRECTED AND APPROVED BY THE
49
MINISTRY OF ELECTRICITY & WATER
SUPPLY, ERECTION, COMMISSIONING AND MAINTENANCE
OF STREET LIGHTING INSTALLATIONS AT WAFRA
AGRICULTURAL FARM ROADS
SECTION NO. 3 : PARTICULAR SPECIFICATIONS
ALL WIRING ON CONTROL GEAR PANELS SHALL BE CARRIED OUT WITH HIGH
TEMPERATURE TYPE-5 PVC INSULATED, 600/1000 V, SINGLE CORE, RIGID, ROUND AND
STRANDED (TYPE-CR, CLASS-2, 7 STRANDS), 2.5 SQ.MM. COPPER CONDUCTOR CABLES,
ALL COMPLYING WITH THE LATEST RELEVANT I.E.C. AND/OR B.S. SPECIFICATIONS.
EACH BALLAST SHALL BE CONNECTED SEPARATELY FOR POWER SUPPLY AND ANY
LOOP-IN/LOOP-OUT CONNECTION FOR THIS WILL NOT BE ACCEPTED. ALL
CONNECTIONS TO THE TERMINAL BLOCKS, BALLASTS, CAPACITORS, ETC. SHALL BE
MADE WITH THE USE OF PROPER SIZE OF INSULATED BOOTLACE FERRULES ONLY
AND CRIMPING TOOL. BARE CONNECTIONS WITHOUT FERRULES WILL NOT
ACCEPTED.
A 75 MM. X 30 MM. METAL NAME PLATE FROM MINIMUM 1.0 MM. THICK NON-
CORROSIVE MATERIAL ENGRAVED WITH PARTICULARS LIKE, TYPE,
MANUFACTURERS NAME, CONTRACT NUMBER, DATE, ETC., IN AT LEAST 5 MM.
HEIGHT LETTERS SHALL BE PROVIDED FOR EACH CONTROL GEAR PANEL.
THE MINIATURE CIRCUIT BREAKERS (MCB) OF ALL TYPES OF CUT-OUTS SHALL FULLY
COMPLY WITH IEC:60898 AND THE BREAKING CAPACITIES SPECIFIED SHALL BE THE
RATED SHORT CIRCUIT (BREAKING) CAPACITY AS PER THIS IEC PUBLICATION. THE
RATED SHORT CIRCUIT CAPACITY OF THE 5 & 10 AMP. MCBS SHALL BE 3 KA.
MINIMUM AT 240 VOLTS. THE CIRCUIT BREAKERS SHALL MEET THE TEST
REQUIREMENTS FOR THE RATED SHORT CIRCUIT AND SERVICE SHORT CIRCUIT
BREAKING CAPACITIES AT THE ABOVE SPECIFIED VALUES WHEN CARRIED OUT IN
ACCORDANCE WITH IEC 60898.
THE COVER OF THE CUT-OUT SHALL BE FIXED TO THE BODY WITH 5 MM. BY 15 MM.
LONG PAN HEAD GALVANIZED STEEL CAPTIVE SCREWS. SCREWS MADE CAPTIVE BY
THE USE OF WASHERS OR CIRCLIPS WILL NOT BE ACCEPTED AND TRUE CAPTIVE
SCREWS SHALL BE USED.
THE INTERMEDIATE WIRING BETWEEN THE TERMINALS AND THE MCBS OF THE CUT-
OUTS SHALL BE CARRIED OUT WITH HIGH TEMPERATURE TYPE-5 PVC INSULATED,
600/1000 V, SINGLE CORE, RIGID, ROUND AND STRANDED (TYPE-CR, CLASS-2, 7
STRANDS), 2.5 SQ.MM. COPPER CONDUCTOR CABLES, AL COMPLYING WITH THE
LATEST RELEVANT I.E.C. AND/OR B.S. SPECIFICATIONS. THE EARTH WIRE SIZES SHALL
BE 6 SQ.MM. FOR 5 & 10 AMP. CUT-OUTS.
ALL CONNECTIONS TO THE TERMINAL BLOCKS AND THE MCBS SHALL BE MADE
WITH THE SUE OF PROPER SIZE OF INSULATED BOOTLACE FERRULES ONLY AND
CRIMPING TOOL. BARE CONNECTIONS WITHOUT FERRULES WILL NOT BE
ACCEPTED.
50
MINISTRY OF ELECTRICITY & WATER
SUPPLY, ERECTION, COMMISSIONING AND MAINTENANCE
OF STREET LIGHTING INSTALLATIONS AT WAFRA
AGRICULTURAL FARM ROADS
SECTION NO. 3 : PARTICULAR SPECIFICATIONS
A 75 MM. X 30 MM. METAL NAME PLATE FROM MINIMUM 1.0 MM. THICK NON-
CORROSIVE MATERIAL SHALL BE PROVIDED WITH CUT-OUT PARTICULARS AND
MANUFACTURERS NAME ENGRAVED IN BLACK BY AT LEAST 5 MM. HEIGHT LETTERS.
ALL UNDERGROUND CABLES AND FLEXIBLE CABLES WITHIN THE COLUMNS SHALL
BE FROM AN APPROVED CABLE MANUFACTURER OF THE MINISTRY OF ELECTRICITY
& WATER.
THE FEEDER PILLAR SHALL BE FABRICATED FROM PRE HOT DIP GALVANIZED
SHEET STEEL OF MINIMUM THICKNESS 3 MM. HAVING A ZINC COATING
THICKNESS OF MINIMUM 275 GM / SQ.M (38.5 MICRONS).
THE WINDOW OF THE PHOTO-CELL SHALL BE 150 MM X 100 MM. WITH SUITABLY
SIZED ROUND HOLES ON THE ENCLOSURE ITSELF AND FITTED WITH A TRANSPARENT,
CLEAR POLYCARBONATE OR PLEXIGLASS PLATE MINIMUM THICKNESS 5 MM. A
SLIDING TYPE SHUTTER FOR CLOSING FROM INSIDE SHALL ALSO BE PROVIDED. THE
VENTILATORS SHALL BE ONE AT THE TOP AND ONE AT THE BOTTOM ON EACH SIDE OF
THE FEEDER PILLAR.
THE MOUNTING CHANNELS SHALL BE PROVIDED WITH HOLES SUITABLE FOR M16
ANCHORING BOLTS AT CENTRES, 600 MM. X 360 MM. AND TWO NOS. OF SEPARATE
GLAND PLATES WITH WEATHER-PROOFING GASKETS SHALL BE PROVIDED FOR
FIXING THE INCOMING AND OUTGOING CABLE GLANDS. THE DUST FILTERS SHALL
HAVE STANDARD DIMENSIONS OF 150 MM. (W) X 100 MM. (H) X 4 MM. (THICK).
OPERATING KNOBS OF THE MCCBS AND MCBS SHALL BE PROVIDED TO PREVENT ANY
ACCIDENTAL CONTACT WITH BUS-BARS OR OTHER LIVE MATERIAL DURING
MAINTENANCE. THE SINGLE LEAF DOOR SHALL BE HINGED TO THE BODY ON ITS
LEFT HAND SIDE BY AT LEAST 4 NOS. OF SUBSTANTIAL STAINLESS STEEL HINGES
AND SHALL BE CLOSED ON THE RIGHT BY GALV. STEEL CAPTIVE SCREWS.
THE INCOMING AND OUTGOING MOULDED CASE CIRCUIT BREAKERS SHALL COMPLY
IN ALL RESPECTS TO THE PUBLICATION NO. 60947-2 AND THE VALUE OF THE
BREAKING CAPACITIES SPECIFIED SHALL BE THE RATED SERVICES SHORT CIRCUIT
BREAKING CAPACITY AS PER THIS IEC. THE ELECTRO-MAGNETIC CONTACTOR SHALL
FULLY COMPLY TO THE IEC PUBLICATION NO. 60947-4-1.
THE CONNECTION BETWEEN THE CONTACTOR AND THE PHASE BUS-BARS SHALL BE
BY H.D.H.C. COPPER BARS OR TYPE-5 PVC OR XLPE INSULATED 120 SQ. MM.
STRANDED COPPER CABLES, AS DIRECTED AND APPROVED BY THE ENGINEER AND
THE CONNECTION BETWEEN THE OUTGOING MCCB AND THE TERMINALS BY 35
SQ.MM. TYPE-5 PVC OR XLPE INSULATED COPPER CABLES.
THE PHASE TERMINAL BLOCKS SHALL BE ALL SINGLE UNIT TYPE SUITABLE FOR 35
SQ. MM. COPPER CONDUCTORS AND THE NUMBERS SHALL BE EIGHTEEN (18), WITH
TWELVE (12) NOS. CONNECTED IN R-Y-B PHASE SEQUENCE AND SIX (6) NOS. AS
SPARES, ALL CLAMPED TOGETHER IN AN APPROVED MANNER.
THE NEUTRAL AND EARTH BARS SHALL BE PROVIDED WITH SUITABLE PRESSURE
TYPE TERMINALS FOR CONNECTING THE MAIN NEUTRAL AND THE EARTH
CONDUCTORS AND THE NUMBER OF OUTGOING TERMINALS SHALL BE EIGHTEEN (18)
NOS. EACH, SUITABLE FOR 16 SQ. MM. COPPER CONDUCTORS. THE TERMINALS SHALL
BE ALL PRESSURE TYPE ONLY. NUMBER OF CABLE GLANDS SHALL BE EIGHT (8) FOR
3-CORE 16 SQ. MM. CABLES AND FOUR (4) NOS. FOR 5-CORE 35 SQ. MM. CABLES.
ALL WIRING INSIDE THE FEEDER PILLAR SHALL BE CARRIED OUT WITH HIGH
TEMPERATURE TYPE-5 PVC INSULATED, 600/1000 V, SINGLE CORE RIGID, ROUND AND
STRANDED (TYPE-CR CLASS-2, 7 STRANDS), 2.5 SQ. MM. COPPER CONDUCTOR CABLES,
ALL COMPLYING WITH LATEST RELEVANT I.E.C AND/OR B.S. SPECIFICATIONS.
A HIGH QUALITY 13 AMP. POWER SOCKET FOR MAINTENANCE AND TEST EQUIPMENT
SHALL BE INSTALLED AT AN ACCESSIBLE LOCATION AND SHALL BE WIRED AND
CONNECTED TOGETHER WITH A SINGLE POLE, 16 AMP. RATED CIRCUIT BREAKER FOR
PROTECTING FROM OVERLOAD. ALSO, ONE (1) NO. OF 16 AMP. SINGLE POLE AND ONE
(1) NO. OF 16 AMP. TRIPLE POLE MINIATURE CIRCUIT BREAKERS (MCB'S) SHALL BE
PROVIDED FOR 24-HOUR POWER SUPPLY.
EACH FEEDER PILLAR SHALL BE PROVIDED WITH A 120 MM. X 50 MM. NON-
CORROSIVE METAL NAME PLATE AT THE FRONT OF THE LEFT HAND SIDE DOOR,
ENGRAVED WITH DETAILS, LIKE TYPE, RATING, NO. OF OUTGOING WAYS ETC. AND
MANUFACTURERS NAME, REF. NO. FOR EASY IDENTIFICATION. ADDITIONALLY, TWO
(2) NOS. OF 200 MM. X 150 MM. ELECTRICAL DANGER SIGNS OF APPROVED TYPE,
ALSO FROM NON-CORROSIVE METAL PLATES SHALL BE FIXED ON THE FEEDER
PILLARS, ONE ON THE RIGHT HAND SIDE DOOR AND THE OTHER AT THE BACK
SIDE OF THE FEEDER PILLAR.
ALL FIXING SCREWS FOR THE DIFFERENT COMPONENTS SHALL BE FROM STAINLESS
STEEL OF ADEQUATE SIZE. THE MANUFACTURER SHALL SUBMIT A WRITTEN
GUARANTEE TO STATE THAT THE VARIOUS FIXING SCREWS FOR DIFFERENT
COMPONENTS WILL NOT CORRODE DURING THE LIFE TIME OF THE FEEDER PILLARS
AND TWENTY-FIVE (25) YEARS AS A MINIMUM. IN CASE ANY OF THE FIXING SCREW
WILL UNDERGO PROBLEM OF CORROSION OR ANY OTHER FORM OF DETERIORATION,
THE SAME WILL BE REPLACED AND FIXED FREE OF CHARGE THROUGHOUT THE
LIFETIME OF THE FEEDER PILLARS.
52
MINISTRY OF ELECTRICITY & WATER
SUPPLY, ERECTION, COMMISSIONING AND MAINTENANCE
OF STREET LIGHTING INSTALLATIONS AT WAFRA
AGRICULTURAL FARM ROADS
SECTION NO. 3 : PARTICULAR SPECIFICATIONS
THE TYPE-B FEEDER PILLAR SHALL BE SIMILAR TO THE TYPE-A FEEDER PILLAR AS
SPECIFIED ABOVE IN ALL RESPECT WITH THE FOLLOWING EXCEPTION:
53
MINISTRY OF ELECTRICITY & WATER
SUPPLY, ERECTION, COMMISSIONING AND MAINTENANCE
OF STREET LIGHTING INSTALLATIONS AT WAFRA
AGRICULTURAL FARM ROADS
SECTION NO. 3 : PARTICULAR SPECIFICATIONS
iv) THE TURN OFF SHALL OCCUR 15 MINUTES BEFORE THE SUNRISE.
THE CONTRACTOR SHALL NOTE THAT THE WAFRA AGRICULTURAL FARM ROADS
LIGHTING SYSTEM SHALL BE PROVIDED WITH ALL TYPE-B FEEDER PILLARS AS
SPECIFIED ABOVE AS A PROVISION FOR THE ENERGY SAVING FEATURE.
ON AWARD OF THE CONTRACT, THE CONTRACTOR SHALL SUBMIT FOR APPROVAL BY THE
ENGINEER THE NAME OF THE MANUFACTURER, THE CATALOGUE REFERENCE NUMBER AND
FULL MANUFACTURER'S TECHNICAL LITERATURE FOR EACH MAJOR ITEM OF EQUIPMENT TO
BE SUPPLIED FOR THE LIGHTING AND ELECTRICAL WORKS UNDER THIS CONTRACT
TOGETHER WITH FULLY COMPLETED AND SIGNED TECHNICAL SCHEDULES ATTACHED TO
THIS PARTICULAR SPECIFICATIONS AND COMPUTER PRINT-OUTS FOR LIGHTING LEVELS OF
TYPICAL INSTALLATION DETAILS AS PER THE STANDARD SPECIFICATIONS AND
AMENDMENTS. THE ITEMS OF EQUIPMENT SHALL INCLUDE, BUT NOT BE LIMITED TO :
- UPVC DUCTS
12. SAMPLES:
A) THE CONTRACTOR SHALL PROVIDE THE MATERIALS SAMPLES FOR MEW APPROVAL.
B) THE CONTRACTOR SHALL SUBMIT SAMPLES OF THE FOLLOWING ITEMS FOR MEW
APPROVAL.
THE CONTRACTOR SHALL GIVE DUE NOTICE OF NOT LESS THAN FOURTEEN DAY TO THE
INSPECTOR AS TO WHEN THE DIFFERENT PARTS OF THE EQUIPMENT WILL BE READY FOR
THE DIFFERENT TESTS INVOLVED.
55
MINISTRY OF ELECTRICITY & WATER
SUPPLY, ERECTION, COMMISSIONING AND MAINTENANCE
OF STREET LIGHTING INSTALLATIONS AT WAFRA
AGRICULTURAL FARM ROADS
SECTION NO. 3 : PARTICULAR SPECIFICATIONS
THE CONCRETE FOUNDATION OF ALL LIGHTING COLUMNS SHALL BE CLASS K-300 AND ALL
AS SHOWN IN THE LATEST REVISION OF THE MEW DRAWING NO. N/1/168. THE FOUNDATIONS
FOR ALL LIGHTING COLUMNS SHALL BE CAST IN SITU AND THE EXCAVATION FOR THE
CYLINDRICAL FOUNDATIONS SHALL BE MADE BY DRILLING WITH AN AUGER OF THE SAME
DIAMETER AS THE FOUNDATIONS. THE FOUNDATIONS SHALL BE SO CAST THAT THE TOP OF
THE CONCRETE REMAINS 20 CM. ABOVE THE FINISHED GROUND LEVEL OR TILED PAVEMENT
OF THE MEDIAN AND THE SIDE-WALK AND AS APPROVED BY THE ENGINEER. THE
FOUNDATIONS SHALL BE FREE FROM ALL CRACKS OR VOIDS AND SHALL HAVE A FULLY
AESTHETIC FINISHING IN ALL RESPECTS. ONLY POTABLE WATER SHALL BE USED FOR ALL
CONCRETES.
ALL STREET LIGHTING CABLES UNDER NEW LIGHTING SYSTEMS SHALL BE INSTALLED
UNDERGROUND IN 75 MM. DIAMETER UPVC CABLE DUCTS HAVING MINIMUM WALL
THICKNESS OF 2.6 MM. AT A DEPTH OF 75 CM. ALL AS SHOWN IN THE LATEST REVISION OF
THE MEW DRAWING NO. N/1/168. THE CABLES SHALL BE CONTINUOUS BETWEEN LIGHTING
COLUMNS WITHOUT ANY JOINT AND CONCRETE HANDHOLES SHALL BE PROVIDED AT ALL
BENDINGS OF THE UPVC DUCTS, AT BOTH SIDES OF ALL THE ROAD CROSSINGS, AT THE BASE
OF ALL LIGHTING COLUMNS AND ALSO BETWEEN ALL SPANS OF DUCTS HAVING LENGTHS 50
METRES AND ABOVE, IN ORDER TO FACILITATE DRAWING OF THE CABLES THROUGH THE
DUCTS. WHERE THE CURVES ARE GRADUAL, RADIUS PIPES HOWEVER, CAN BE INSTALLED
WITH THE APPROVAL OF THE ENGINEER ONLY. THE RADIUS OF CURVATURE OF ANY DUCT
SHALL BE MINIMUM 10 METRES.
MINIMUM 2 NOS. OF UPVC CABLE DUCTS SHALL BE PROVIDED ALL THROUGH BETWEEN THE
HANDHOLES, OF WHICH ONE WILL REMAIN AS SPARE DUCT. ADDITIONAL CABLE DUCTS
SHALL BE PROVIDED WHENEVER THE RUNS OF CABLES IS MORE THAN TWO AND THE SPARE
DUCT SHALL NOT BE USED FOR THIS. THE DUCTS SHALL BE ENCASED AT EVERY 2.5 METRES
BY HALF OF METRE OF CONCRETE MIXTURE. THE CONCRETE BLOCKS SHALL BE CAST-IN-
SITU AND SHALL HAVE AN ENVELOPE OF MINIMUM 10 CMS. AT THE TOP AND BOTTOM AND
7.5 CMS. ON THE TWO SIDES.
THE CONTRACTOR SHALL SUBMIT FOR APPROVAL OF THE MEW ENGINEER CABLE DUCT AND
HANDHOLE LAYOUTS FOR THE ENTIRE STREET LIGHTING SYSTEMS WITH ALL NECESSARY
DETAILS AND NO WORKS SHALL BE STARTED AT SITE UNTIL AND UNLESS THE ENGINEERS
APPROVAL IS GAINED ON THE SAME.
THE HANDHOLE SHALL BE GENERALLY AS SHOWN IN THE MEW DRG. NO. N/1/168, EXCEPT
THAT THE DEPTH OF THE HANDHOLE SHALL BE 1050 MM. AND THE TOP COVER SHALL BE
FROM PRE-STRESSED CONCRETE. THE OVERALL DIMENSIONS OF THE HANDHOLE SHALL BE
830 MM. (L) X 680 MM. (W) AND THE CLEAR OPENING, 600 MM. X 450 MM. THE HANDHOLES
SHALL BE PRE-CAST FROM CLASS-K300 CONCRETE. THE MINIMUM THICKNESS OF THE PRE-
STRESSED CONCRETE COVER SHALL BE 60 MM AND SUBSTANTIAL STEEL ANGLES SHALL BE
PROVIDED AT TOP AND BOTTOM OF ALL FOUR EDGES. THE COVERS SHALL BE PROVIDED
WITH 2 NOS. OF SUBSTANTIAL HANDLES FROM MINIMUM 16 MM. DIA STEEL RODS AND
ENGRAVED WITH LETTERS ST. LTG. AND MEW OF MINIMUM 5 MM. HEIGHT.
56
MINISTRY OF ELECTRICITY & WATER
SUPPLY, ERECTION, COMMISSIONING AND MAINTENANCE
OF STREET LIGHTING INSTALLATIONS AT WAFRA
AGRICULTURAL FARM ROADS
SECTION NO. 3 : PARTICULAR SPECIFICATIONS
THE CONTRACTOR SHALL SUBMIT SAMPLE OF REINFORCEMENT STEEL FORM FOR THE
HANDHOLE ALONG WITH A SAMPLE OF COMPLETE HANDHOLE WITH CONCRETE COVER FOR
THE ENGINEERS APPROVAL. NO WORKS SHALL BE STARTED AT SITE UNTIL AND UNLESS THE
ENGINEERS APPROVAL IS GAINED ON THE SAMPLES. THE HANDHOLES SHALL BE INSTALLED
WITH THEIR TOPS 10 CM. ABOVE GROUND LEVEL AND/OR AS APPROVED BY THE ENGINEER. A
LENGTH OF 500 MM. SPARE CABLE LOOP SHALL BE PROVIDED AT EACH HANDHOLE.
THE UPVC DUCTS SHALL COMPLY WITH THE REQUIREMENTS OF THE BS:3506 (OR
EQUIVALENT INTERNATIONAL STANDARD), CLASS C. THE DUCTS SHALL BE INERT,
CORROSION RESISTANT AND UNAFFECTED BY WATER, OXIDIZING AGENTS, AGGRESSIVE
SOILS, SAND, FUNGAL, GROWTH, BACTERIAL AND ELECTROLYTIC ACTION. THE DUCTS
SHALL NOT IGNITE OR SUPPORT THEIR OWN COMBUSTION.
THE DUCTS SHALL BE SUPPLIED IN 6 METRE LENGTH AND SHALL BE JOINED WITH AN
APPROVED CEMENT SOLVENT CONFORMING TO BS:4346 OR EQUIVALENT INTERNATIONAL
STANDARD. THE UPVC DUCTS SHALL NOT BE LEFT EXPOSED TO ULTRA-VIOLET LIGHT
UNDER THE DIRECT SUN IN THE STOREYARD OR INSIDE THE TRENCH FOR MORE THAN
SEVEN (7) DAYS WITHOUT PROTECTION.
ALL THE WORKS OF EXCAVATION OF TRENCH, LAYING OF CABLE DUCTS, CASTING AND
INSTALLATION OF HANDHOLES, EARTH-PITS, ETC. SHALL BE INSPECTED BY THE MEW
ENGINEER BEFORE THE CABLES AND WIRES ARE PERMANENTLY TRAINED IN THE CABLE
DUCTS, HANDHOLES, EARTH-PITS OR LIGHTING UNITS.
THE CONTRACTOR SHALL PRESSURE TEST APPROX. 10% OF THE UPVC CABLE DUCTS
INSTALLED BETWEEN HANDHOLES WITH AIR OR WATER AT A PRESSURE EQUIVALENT TO A
HEAD OF 10 M. OF WATER USING AN INTERNATIONALLY RECOMMEND TEST METHOD AND
EQUIPMENT. THE PRESSURE MUST BE CONTAINED WITHOUT MEASURABLE LOSS FOR A
PERIOD OF AT LEAST 10 MINUTES AFTER THE PRESSURIZING UNIT IS SHOUT OFF.
IF THE CABLE DUCTS FAIL TO PASS THE ABOVE STIPULATED PRESSURE TESTS, THE
CONTRACTOR SHALL REPAIR OR REPLACE THE DUCTS AS DIRECTED AND INSTRUCTED BY
THE ENGINEER AT HIS OWN COST.
EARTH ELECTRODE:
THE LIGHTING COLUMNS AND THE FEEDER PILLARS SHALL BE CONNECTED TO THE EARTH
ELECTRODES RESPECTIVELY BY 16 AND 35 SQ. MM. BARE COPPER CONDUCTORS AND ALL
CONNECTIONS SHALL BE PROPERLY SOLDERED AND GREASED IN AN APPROVED MANNER.
THE BONDING BETWEEN THE CONTROL GEAR PANELS, CUT-OUTS, ETC. SHALL BE BY 16 SQ.
MM. GREEN OR GREEN/YELLOW COLOURED PVC INSULATED WIRES FOR LIGHTING
COLUMNS OF 12 METRES HEIGHT AND ABOVE AND BY 10 SQ.MM. WIRES FOR 10 METRES
HEIGHT AND LESS.
57
MINISTRY OF ELECTRICITY & WATER
SUPPLY, ERECTION, COMMISSIONING AND MAINTENANCE
OF STREET LIGHTING INSTALLATIONS AT WAFRA
AGRICULTURAL FARM ROADS
SECTION NO. 3 : PARTICULAR SPECIFICATIONS
THE RESISTANCE TO EARTH FOR THE GROUNDING SYSTEMS SHALL NOT EXCEED 0.5 OHM.
THE CONTRACTOR SHALL TEST AND PROVE THIS FOR ALL GROUNDING SYSTEMS AND DRIVE
ADDITIONAL RODS IF NECESSARY AND/OR ADOPT OTHER APPROVED MEANS
RECOMMENDED BY INTERNATIONAL AUTHORITIES TO ACHIEVE THE LOW RESISTANCE, AT
NO EXTRA COST WHATSOEVER. ALL TEST EQUIPMENT REQUIRED SHALL BE PROVIDED BY
THE CONTRACTOR AND THE TESTS SHALL BE CARRIED OUT AT THE PRESENCE OF THE MEW
ENGINEER.
WHEREVER STREET LIGHTING CABLES TO COLUMNS AND L.T. CABLES FOR SUPPLYING
POWER TO THE FEEDER PILLARS CROSS ASPHALTED CARRIAGE WAY OR CONCRETE
PAVEMENT, THE CONTRACTOR SHALL PROVIDE 2 WAY 100 MM. INT. DIA. UPVC DUCTS FOR
STREET LIGHTING CABLES AND 2 WAY 150 MM. INT. DIA. DUCT FOR L.T. CABLES AT EACH
CROSSING, WHETHER SUCH DUCTS ARE SPECIFICALLY SHOWN ON THE DRAWINGS OR NOT.
THE CONCRETE FOUNDATIONS OF ALL STREET LIGHTING FEEDER PILLARS SHALL BE CLASS-
K300 AND CLOSED TYPE WITH 150 MM. AND 75 MM. DIA. UPVC SLEEVES FOR INCOMING AND
OUTGOING CABLES RESPECTIVELY, ALONG WITH A MANHOLE TO FACILITATE DRAWING OF
CABLES THROUGH THE UPVC PIPES, ALL AS SHOWN IN THE LATEST REVISION OF THE MEW
DRG. NO. N/1/170. THE TOP OF THE CONCRETE FOUNDATION SHALL BE AT 50 CM. FROM THE
FINISHED GROUND LEVEL AND THE SIDES OF THE FOUNDATION SHALL BE GROUTED AND
SLOPED AFTER ERECTING THE FEEDER PILLAR ON IT.
THE MANHOLE SHALL BE GENERALLY AS SHOWN IN THE MEW DRG. NO. N/1/170, EXCEPT
THAT THE TOP COVER SHALL BE FROM PRE-STRESSED CONCRETE. THE OVERALL
DIMENSIONS OF THE MANHOLE SHALL BE 1.0 M. X 1.0 M. X 1.2 M. (DEPTH) AND THE CLEAR
OPENING, 600 MM. X 600 MM. THE MANHOLES SHALL BE PRE-CAST FROM CLASS-K300
CONCRETE. THE MINIMUM THICKNESS OF THE PRE-STRESSED CONCRETE COVER SHALL BE
60 MM AND SUBSTANTIAL STEEL ANGLES SHALL BE PROVIDED AT TOP AND BOTTOM OF ALL
FOUR EDGES. THE COVERS SHALL BE PROVIDED WITH 2 NOS. OF SUBSTANTIAL HANDLES
FROM MINIMUM 16MM. DIA STEEL RODS AND ENGRAVED WITH INSCRIPTIONS AS SPECIFIED
ABOVE. THE MANHOLES SHALL BE INSTALLED WITH THEIR TOPS 10CM. ABOVE GROUND
LEVEL AND/OR AS APPROVED BY THE ENGINEER. A LENGTH OF 500 MM. SPARE CABLE LOOP
SHALL BE PROVIDED AT EACH MANHOLE.
THE CONTRACTOR SHALL SUBMIT SAMPLES OF REINFORCEMENT STEEL FORMS FOR THE
FEEDER PILLAR FOUNDATION AND THE MANHOLE ALONG WITH A SAMPLE OF COMPLETE
MANHOLE WITH CONCRETE COVER FOR THE ENGINEERS APPROVAL. NO WORKS SHALL BE
STARTED AT SITE UNTIL AND UNLESS THE ENGINEERS APPROVAL IS GAINED ON THE
SAMPLES.
THE MANHOLE FOR THE FEEDER PILLARS SHALL NOT BE USED AS AN EARTH-PIT AND A
SEPARATE 500MM (L) X 500 MM (W) X 650 MM (D) EARTH PIT WITH PRE-STRESSED CONCRETE
COVER SHALL BE PROVIDED FOR ALL FEEDER PILLARS.
58
MINISTRY OF ELECTRICITY & WATER
SUPPLY, ERECTION, COMMISSIONING AND MAINTENANCE
OF STREET LIGHTING INSTALLATIONS AT WAFRA
AGRICULTURAL FARM ROADS
SECTION NO. 3 : PARTICULAR SPECIFICATIONS
THE BOLLARDS SHALL BE PAINTED BLACK AND YELLOW WITH REFLECTORISED TRAFFIC
PAINT AFTER A PRIMER AND AN INTERMEDIATE WHITE COAT. ALL PAINTING WORKS SHALL
BE PERFORMED ONLY AFTER THE SURFACE OF THE BOLLARDS HAVE BEEN THOROUGHLY
CLEANED OF ALL DIRTS, RUSTS, WELD SLUDGES, OIL, GREASE, ETC.
CURING:
ALL CONCRETE WORKS OF LIGHTING COLUMN AND FEEDER PILLAR FOUNDATIONS, PRE-
CAST MANHOLES AND HANDHOLES AND OTHER MISCELLANEOUS CONCRETE WORKS OF
THE PROJECT SHALL BE ADEQUATELY CURED WITH POTABLE WATER ONLY. ALL CONCRETE
WORKS SHALL BE COVERED WITH THICK CANVAS CLOTHES AND CURING SHALL BE
PERFORMED TWO TIMES A DAY AS A MINIMUM, ONCE IN THE EARLY MORNING AND ONCE IN
THE EVENING OR AS DIRECTED BY THE ENGINEER. THE CONTRACTOR SHALL MAKE
AVAILABLE NECESSARY WATER TANKERS AT THE SITE FOR THIS PURPOSE .
TESTING OF CONCRETE:
THE CONTRACTOR SHALL MAKE ALL ARRANGEMENT WITH THE MINISTRY OF PUBLIC
WORKS FOR CARRYING OUT THE NECESSARY TESTS ON THE CONCRETE IN THEIR
LABORATORY AT HIS OWN COST. HE SHALL FOLLOW THE SITE ENGINEERS INSTRUCTIONS IN
THIS REGARD AND CARRY OUT SUCH TESTS AT HIS ENTIRE SATISFACTION.
THE CONTRACTOR SHALL APPLY RUBBERISED BITUMEN TO THE BURIED SURFACES OF ALL
PRE-CAST CONCRETE WORKS LIKE, MANHOLES, HANDHOLES, EARTH-PITS, ETC. AS A
PROTECTIVE PAINTING. THE RUBBER BITUMEN EMULSION SHALL BE A WATER BOUND
EMULSION WITH A MINIMUM 60% TOTAL SOLIDS CONTENT BY VOLUME, COMPRISING
BITUMEN WITH FINE PARTICLES OF RUBBER. NOT LESS THAN 10% NOR MORE THAN 20% OF
THE TOTAL SOLIDS SHALL BE RUBBER. THE CONSISTENCY SHALL BE SUCH THAT IT CAN BE
APPLIED TO THE SURFACE BY BRUSH AT NORMAL TEMPERATURE. THE CONTRACTOR SHALL
SUBMIT MATERIAL SPECIFICATIONS AND SAMPLES OF RUBBER BITUMEN FOR ENGINEERS
APPROVAL.
59
MINISTRY OF ELECTRICITY & WATER
SUPPLY, ERECTION, COMMISSIONING AND MAINTENANCE
OF STREET LIGHTING INSTALLATIONS AT WAFRA
AGRICULTURAL FARM ROADS
SECTION NO. 3 : PARTICULAR SPECIFICATIONS
ALL AREAS AROUND THE CONCRETE FOUNDATIONS OF LIGHTING COLUMNS AND FEEDER
PILLARS AS WELL AS ALL CABLE TRENCHES SHALL BE COMPACTED IN LAYERS OF 20 CMS.
DURING BACK-FILLING TO 95% (NINETY FIVE PERCENT) AS DETERMINED BY THE AASHTO-
T180. THE CONTRACTOR SHALL BE READY TO CARRY OUT SAMPLE LABORATORY TESTS TO
PROVE THE GRADE OF COMPACTION SPECIFIED IF SO ASKED BY THE ENGINEER, AT NO
EXTRA COST WHATSOEVER.
ALL LIGHTING COLUMNS AND FEEDER PILLARS SHALL BE NUMBERED WITH BLACK
COLOURED, NON-REMOVABLE AND BEST QUALITY STICKERS OR SPRAY PAINTS TO A
POSITION AS DIRECTED AND APPROVED BY THE ENGINEER. THE STICKERS OR PAINTS SHALL
BE FULLY SUITABLE FOR KUWAITS EXTREME TEMPERATURE AND WEATHER CONDITIONS
AND WILL NOT DAMAGE OR DETERIORATE WITHIN AT LEAST FIVE (5) YEARS. THE
CONTRACTOR SHALL SUBMIT A WRITTEN GUARANTEE FOR THIS.
THE HEIGHT OF THE NUMBERS FOR ALL LIGHTING COLUMNS OF 16 M. HEIGHT AND ABOVE
AND FOR THE FEEDER PILLARS SHALL BE 15 CMS. AND FOR 12, 10, 8 & 4 M. COLUMNS SHALL
BE 12 CMS. TWO (2) SETS OF NUMBERING SHALL BE PROVIDED FOR THE LIGHTING COLUMNS
AND THE FEEDER PILLARS LOCATED AT THE MEDIANS IN ORDER TO READ THE SAME FROM
EITHER SIDE OF THE CARRIAGEWAY. THE NUMBERING OF LIGHTING COLUMNS SHALL
INCLUDE COLUMN NO., CIRCUIT NO. AND THE FEEDER PILLAR NO., IN AN ORDER SHOWN
BELOW OR AS DIRECTED BY THE ENGINEER.
COLUMN NO. 1
CIRCUIT NO. E.G., 1
F.P. NO. 1
THE BILL OF QUANTITIES ATTACHED WITH THIS SPECIFICATIONS IS FOR GUIDANCE ONLY
AND INCLUDE FOR MAJOR ITEMS ALONE. THE VARIOUS ITEMS IN THE BILL SHALL INCLUDE
THE FOLLOWING:
(A) MAIN ROAD 10 & 6 METRES, DOUBLE ARM AND SINGLE ARM LIGHTING COLUMNS
WITH CUT-OFF LANTERNS.
- CUT-OUT, 6 AMPS.
60
MINISTRY OF ELECTRICITY & WATER
SUPPLY, ERECTION, COMMISSIONING AND MAINTENANCE
OF STREET LIGHTING INSTALLATIONS AT WAFRA
AGRICULTURAL FARM ROADS
SECTION NO. 3 : PARTICULAR SPECIFICATIONS
THE CONTRACTOR SHALL SUBMIT FULLY COMPLETED AND SIGNED COPIES OF ALL
TECHNICAL SCHEDULES A TO H, K & L (TOTAL 14 SCHEDULES) ALONG WITH FULL
DETAILS OF ALL EQUIPMENT WITH THEIR OFFER. THE CONTRACTOR SHALL ALSO SUBMIT
COMPUTER PRINT-OUTS TO GIVE LUMINANCE AND ILLUMINANCE VALUES FOR THE TYPICAL
INSTALLATION DETAILS INCLUDE IN VARIOUS TECHNICAL SCHEDULES. FOR ALL LIGHTING
CALCULATIONS, A MAINTENANCE FACTOR OF 0.7 SHALL BE TAKEN INTO CONSIDERATION.
WITHOUT SCHEDULES, TECHNICAL DETAILS AND COMPUTER PRINT-OUTS THE OFFER WILL
BE REJECTED.
ON AWARD OF THE CONTRACT, THE CONTRACTOR WILL HAVE TO RESUBMIT ALL TECHNICAL
SCHEDULES ALONG WITH FULL DETAILS OF ALL EQUIPMENT TO THE MEW ENGINEER, FOR
HIS STUDY AND APPROVAL AND ONLY AFTER THE WRITTEN APPROVAL SHALL ORDERS BE
PLACED.
61
MINISTRY OF ELECTRICITY & WATER
SUPPLY, ERECTION, COMMISSIONING AND MAINTENANCE
OF STREET LIGHTING INSTALLATIONS AT WAFRA
AGRICULTURAL FARM ROADS
SECTION NO. 3 : PARTICULAR SPECIFICATIONS
28. MICRO-FILM:
THE CONTRACTOR HAS TO SUPPLY THE MINISTRY OF ELECTRICITY AND WATER, THREE (3)
SETS OF 35 MM. SILVER HALIDE MICRO-FILM APERTURE CARDS MADE FROM (AS FITTED OR
BUILT) ORIGINAL DRAWINGS. THE FRONT FACE OF THESE APERTURE CARDS SHOULD BE
LEFT BLANK AND ON THE REVERSE FACE, DETAILS LIKE CONTRACTORS NAME, CONTRACT
NO., PROJECT AND DRAWING TITLES, DRAWING NO., REDUCTION RATIO AND DATE SHALL BE
PRINTED OR TYPED DIRECTLY ON THE CARDS. TWO SAMPLES OF PROCESSED MICRO-FILM
APERTURE CARD SHALL BE SUBMITTED TO THE MINISTRY FOR APPROVAL PRIOR TO FINAL
SUBMISSION.
62
MINISTRY OF ELECTRICITY & WATER
SUPPLY, ERECTION, COMMISSIONING AND MAINTENANCE
OF STREET LIGHTING INSTALLATIONS AT WAFRA
AGRICULTURAL FARM ROADS
SECTION NO. 3 : PARTICULAR SPECIFICATIONS
THE CONTRACTOR SHALL MAINTAIN THE ENTIRE STREET LIGHTING INSTALLATIONS UNDER
THE CONTRACT FOR PERIOD OF ONE (1) COMPLETE YEAR AS A WARRANTY TO HIS WORKS
FROM THE DATE OF COMPLETION OF THE PROJECT. THE MAINTENANCE WORKS WILL BE
SUPERVISED BY AND WILL BE UNDER THE FULL CONTROL OF THE MINISTRY OF ELECTRICITY
& WATER.
THE CONTRACTOR SHALL CARRY OUT ALL REPAIR WORKS INCLUDING ATTENDING TO AND
RECTIFYING ALL FAULTS AND DAMAGE, HOWSOEVER THEY BE CAUSED AND SHALL BE
RESPONSIBLE FOR THE REPLACEMENT OF ALL WEAR AND TEAR ITEMS OF ALL EQUIPMENT.
ANY PARTS, ACCESSORIES, CABLES, CONTROL GEARS, FEEDER PILLAR COMPONENTS,
LAMPS, FUSES ETC., WHICH HAVE BEEN PUT OUT OF SERVICE OR OTHERWISE DAMAGED DUE
TO THE CONTRACTORS NEGLIGENCE OR WHICH HAVE FAILED OR BECOME DEFECTIVE DUE
TO MATERIAL OR MANUFACTURING FAULTS SHALL BE RECTIFIED AND/OR REPLACED BY THE
CONTRACTOR AT NO EXTRA COST WHATSOEVER.
THE FINAL ACCEPTANCE INSPECTION WILL BE CARRIED OUT AND A CERTIFICATE WILL BE
ISSUED TO THE CONTRACTOR AT THE END OF THE WARRANTY PERIOD ONLY WHEN THE
CONTRACTORS OBLIGATIONS ARE ALL FULFILLED TO THE ENTIRE SATISFACTION OF THE
MINISTRY OF ELECTRICITY AND WATER ENGINEER.
63