SBOQ for Railway Electrification & General Electrical Works (Preamble) /Dec,2018

Preamble to SBOQ for Railway Electrification and

General Electrical Works
A. General Instructions

1. The bill of quantities (BOQ) shall be read in conjunction with the Instruction to bidders,
General Conditions of Contract, Particular Conditions of Contract, Works requirements,
Technical specifications & Drawings, Explanatory notes detailed after BOQs of RE &
General Electrical works seperately, Payment conditions, pre-bid clarifications and
Addenda and Corrigenda if any.

2. The summary of schedules is as under:

SN Bill/Schedule No. Description/Heading of Bill

1 16000 RE-General
2 17000 Switching Post Building
3 19000 OHE-Ferrous other than steel structures and
SPS
4 20000 OHE - Non Ferrous ’A’
5 21000 OHE - Non Ferrous ’B’
6 24000 TSS
7 27000 TSS-Spares
8 28000 Tools & Plants
9 29000 SCADA
10 30000A Galvanized Steel Structures
11 30000B Concrete for Foundation
12 30000C Miscellaneous Common Items of OHE/TSS
13 33000 General Electrical Works

3. The quantities given in the Bill of Quantities are estimated and provisional and are given to
provide a common basis for bidding. The basis of payment will be the actual quantities of
work ordered and carried out including spares to be handed over to Railway, as measured
by the Contractor and verified by the Engineer/Employer and valued at the rates and prices
tendered in the priced Bill of Quantities, where applicable, and otherwise at such rates and
prices as the Engineer may fix within the terms of the Contract. If any quantities which have
been supplied by the contractor and paid by RVNL are determined to be surplus by the
Engineer (except those quantities which become surplus due to change in
planning/scheme by Railway/RVNL) during the progress of the work or at the completion of
the work, shall be taken back by the contractor, and the payment made for such materials
shall be recovered from the pending claims. The materials which have become surplus due
to change in planning/scheme by Railways/ RVNL and are still in usable condition shall be
taken over by RVNL and any part payment still to be made shall be released to the
contractor.
Cables/Catenary/Contact wire shall be measured in length for the types used in the works
and the 2nd stage payment for these Cables/Catenary/Contact wire shall be as per actual
length measured after laying/erection. The unused cut pieces generated during
laying/erection shall not be measured and cost of such cut pieces shall be deemed to be
included in the rates.

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SBOQ for Railway Electrification & General Electrical Works (Preamble) /Dec,2018

4. In the Bill of Quantities, quantity and unit rates and thereby the amount against each
item have been indicated. From this, the estimated price of each bill has been worked
out and indicated in the summary sheet in BOQ. The Bidder shall quote rates as
percentage above/below/at par for each schedule in the summary sheet. If no
percentage as above, below or at par is indicated for any particular bill, the same will be
considered as percentage at par.

5. The rates for each bill shall be written in indelible ink or type written in the summary
sheet against each bill, in both words and figures, while clearly indicating whether the
percentage quoted is above/below/at par over the estimated rate in the respective
columns. The price for each bill shall accordingly be calculated and written against each
bill in both words and figures. The total price, as the sum of prices of all bills shall be
shown at the bottom of the summary sheet. The total price shall also be written in both
words and figures.

6. General directions and descriptions of work and materials are not necessarily repeated
or detailed in the Bill of Quantities. References to the relevant specifications and
sections of the contract documentation should be referred to before quoting rates in the
Bill of Quantities.

7. The rates and prices Bid in the priced Bill of Quantities shall, except as otherwise
provided under the Contract, include all construction equipment, plant, labour,
supervision, materials, transport, erection, maintenance, insurance, profit, royalty, octroi,
taxes and duties, together with all general risks, liabilities and obligations set out or
implied in the Contract.

8. The rates are deemed to be inclusive of all lead (except as otherwise specifically
provided in the description of the particular item), lifts, ascend, descend, handling,
rehandling crossing of nallah/streams/tracks and any other obstructions.

9. All enabling works for executing the work e.g. approach road to site, launching
arrangements, procuring right of way, removal of debris/bushes/trees, arrangement of
water and electricity etc is to be arranged by the contractor at his own cost and deemed
to be included in the quoted rates. Where a temporary tube well or any other water
source are constructed by the contractor in the railway land for the purpose of taking
power /water for construction purposes, no charge would be recovered from the
contractor but written permission will however, be obtained by the contractor from the
Engineer who may, at his discretion, refuse such permission for such construction of
temporary arrangement. The contractor shall also be required to restore the site to its
proper condition as directed by the Engineer.

10. Storage of Material: All the material at site will have to be properly stacked & stored so
as to facilitate inspection. The material should be properly protected from the detrimental
effects of nature and fire, theft etc. The contractor shall be responsible for watch & ward
and any loss or deterioration on account of above shall lead to rejection of material and
contractor has to replace the same at his own cost. All the disposable material should be
disposed off outside the railway boundary at a designated place as directed by the
Engineer. The area for storage of materials in open area shall be levelled and concreted
wherever necessary at the cost of contractor as per direction of Engineer. To avoid

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SBOQ for Railway Electrification & General Electrical Works (Preamble) /Dec,2018

rusting of steel structures/tube such items should not be placed directly on ground. For
storing small OHE equipments, suitable bins shall be provided in contractor store depot.

11. The method of measurement of completed work for payment shall be in accordance with
provisions in Works Requirements (Specifications) except as otherwise specifically
provided in the description of item or particular bill of quantities or explanatory notes to
the particular bill of quantities.

12. Trees falling in the alignment or any other site of the works which belongs to the railways
will be trimmed and stacked at a nominated place at his /their own cost as directed by
Engineer and the same will be Railway/Employer’s property. Trees of the forest
department will be trimmed and deposited in the nearest forest depot. No separate
payment on this account shall be made to the contractor.

B. Instructions for quoting by the bidders

1. The prices for supply of materials and erection are in accordance with the technical
specifications, approved drawings and designs. The contractor should note that no item
of materials, equipment, fittings and components shall be supplied by the Employer.
2. UNIT PRICE:

i) The unit price indicated under “Supply” in the bills is the all inclusive price of
materials and all incidental charges for transport, loading/unloading and handling
etc.

ii) The price also include taxes, duties, levies (including octroi) applicable on Works
contracts, insurance/bank guarantee/indemnity bond charges etc.

iii) The prices also include provision for losses and wastages in transit and erection.

iv) The price quoted also include RITES/RDSO representative inspection and testing
charges unless otherwise specified in the bill of quantities or Technical
Specification. In case of change of inspection from RDSO/RITES to
RVNL/CONSIGNEE, 1% of the cost of material will be deducted by RVNL as
inspection charges.

(v) The unit price indicated under “Erection” in the bills should be inclusive of the cost
of erection and testing and also include all cost of administration of the contract,
insurance premia, banker’s charges, cost of stamps/storage/loading/unloading and
handling of materials and also include the cost of transportation which the
contractor may incur for carriage of material to the site of works. The unit prices
should also include cost of works and adjustment that may become necessary
during or after the tests for commissioning.
(vi) If for any item of work, rates for supply and erection are not separately mentioned,
80% of the item price shall be considered as supply rate and balance 20% shall be
taken as erection rates.
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SBOQ for Railway Electrification & General Electrical Works (Preamble) /Dec,2018

3. The whole cost of complying with the provisions of the contract shall be included in the
items/bills provided in the BOQ and, where no items/bills are provided for any small
accessories/sub-items, the cost shall be deemed to be distributed among the rates and
amount entered for related Items of Works.

C. NOTES SPECIFIC TO PAYMENT: INVOICING PROCEDURE

1. All invoices shall be submitted with original supporting documents or certified

true copies of supporting documents wherever these are acceptable to the
Engineer as per contract. Where copies of original documents are required in
support of several invoices, true certified copies of the original documents may
be forwarded to the Engineer, with his consent.

2. Invoices shall be submitted only on the basis of provisions in Contract

Agreement and prices. The quantities and measurement of works completed
should be approved by the Engineer prior to the submission of invoices. For this
purpose, the schedule of quantities and measurement submitted by the
contractor for approval of the Engineer may be only up to the extent of work
completed except in the case of payments on Provisional Acceptance.

D. PAYMENT PROCEDURE

1. ON ACCOUNT PAYMENT AGAINST SUPPLY OF MATERIAL

On Account Payment will be made as described below:

(i) “On Account Payment” shall be made for the items specified in detailed
terms of payment of each schedule under clause No. 4.0 of this
preamble.
(ii) ‘On Account Payment’ shall be made to the extent of 85% of the
accepted supply rate, after receipt, acceptance, accountal, proper storage
and protection against loss, damage or deterioration on the items
mentioned in each schedule.
(iii) ‘On Account Payment’ made to the contractor will subsequently be
adjusted against progress payments and against payment due on
provisional acceptance.
(iv) All invoices shall be accompanied with the following, for the purpose of
arranging ‘On Account Payment’ against the contract:

a. Supplier’s Delivery Challans.

b. Inspection certificate granted by the authorized approved
agency/Purchaser’s representative as per contract agreement.
c. Certificate of receipt of material at Contractor’s depot/work sites duly
accepted by the Engineer.
d. Comprehensive Insurance Policy for supply and safe custody of
material.

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e. Indemnity Bond for any loss, theft, damage, or deterioration of

material for equivalent amount for which On Account Payment is
claimed.
f. Quality assurance documents like manufacturer test report,
Guarantee Certificate etc.

2. PROGRESS PAYMENT AGAINST SUPPLY AND ERECTION OF MATERIAL:

On completion of each item of BOQ, the contractor shall receive payment to the
extent of 95% of the supply and erection costs after making any recoveries and
adjusting of On Account Payment, which may be due.

3. REMAINING 5% PAYMENT: The balance 5% of each item of the BOQ shall be

paid to the contractor after commissioning of the portion of the work or handing
over of the installation/material to the employers/Railways representative. This is
applicable for all schedules.

4.0 PROCEDURE OF SCHEDULE WISE PAYMENTS

4.1 Schedule 16000:

(i) Schedule No. 16001 (Design & Drawing)

The payment shall be made as under:

(a) 50% of Scheduled rates shall be paid after “in principle approval
of design/drawings by RVNL”.
(b) 45% of Scheduled rates shall be paid after the submission &
acceptance of as erected/ completion drawings by RVNL.

(ii) All other items except item No. 16001:

(a) On Account Payment shall be made only for item Nos. 16009
and as per terms and conditions given in clause No. D(1) under
“Payment Procedure”.

(b) The Progress Payment to the extent of 95% of all the items in the
schedule shall be paid for the supply and erection prices after
adjustment of “On Account payment” & other recoveries, if any,
wherever applicable.

4.2 Schedule 17000:

i) 50% of the Schedule rate shall be paid on Casting of the Roof of the
Switching Station Building.
ii) 45% of the Schedule rate shall be paid on completion of the building in all
respects and certification by the Engineer.

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SBOQ for Railway Electrification & General Electrical Works (Preamble) /Dec,2018

4.3 Schedule 19000:

(i) On Account Payment will be made only for item No. 19001, 19003 and
19004 and as per terms and conditions given in clause No. D(1) under
“Payment Procedure”.

(ii) Schedule No. 19003: On completion of erection of bracket assemblies,

the contractor shall receive payment to the extent of 85% of prices for
supply and erection of bracket assemblies. After final adjustment of OHE
and SED checking, contractor shall receive another 10% payment”.

(iii) The Progress Payment to the extent of 95% of all the items in the
schedule shall be paid for the supply and erection prices after adjustment
of “On Account payment” & other recoveries, if any, wherever
applicable.

4.4 Schedule 20000:

(i) On Account Payment will be made only for item Nos. 20002 & 20003
and as per terms and conditions given in clause No. D (1) under
“Payment Procedure”.

(ii) Item No. 20001: On completion of erection of the items the contractor
shall receive payment to the extent of 85% of the prices for supply and
erection.

(iii) The Progress Payment to the extent of 95% of all the items in the
schedule shall be paid for the supply and erection prices after final
adjustment of OHE and SED checking and after adjustment of “On
Account payment” & other recoveries, if any, wherever applicable.

4.5 Schedule 21000:

(i) On Account Payment will be made only for item Nos. 21002, 21003,
21004 & 21005 and as per terms and conditions given in clause No. D
(1) under “Payment Procedure”.

(ii) The Progress Payment to the extent of 95% of all the items in the
schedule shall be paid for the supply and erection prices after adjustment
of “On Account payment” & other recoveries, if any, wherever
applicable.

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4.6 Schedule 24000:

(i) Item No. 24001 (Design & Drawing of TSS)

(a) 50% of Scheduled rates shall be paid after the “in principle
approval of design/drawings by RVNL”.
(b) 45% of Scheduled rates shall be paid after the submission &
acceptance of as erected/ completion drawings by RVNL.

(ii) On Account Payment will be made only for item Nos. 24004 to 24014,
24032 to 24036, 24038 and as per terms and conditions given in clause
No. D(1) under “Payment Procedure”.

(iii) The Progress Payment to the extent of 95% of all the items in the
schedule shall be paid for the supply and erection prices after
adjustment of “On Account payment” & other recoveries if any
wherever applicable except item No. 24001 which will be paid as per (i)
above.
4.7 Schedule 27000 & 28000:

95% of the accepted price shall be paid on receipt & accountal of material at site or
required destination after inspection and production of documents as listed below:

(i) Supplier’s Delivery Challans.

(ii) Inspection certificate granted by the authorized approved
agency/Purchaser’s representative as per contract.
(iii) Certificate of receipt of material at Contractor’s depot/work sites duly
accepted by the Engineer.
(iv) Quality Assurance Documents including Guarantee/Warrantee, if any.

4.8 Schedule 29000:

(i) Item No. 29001 (Design & Drawing of SCADA)

(a) 50% of Scheduled rates shall be paid after the “in principle
approval of design/drawings by RVNL”.
(b) 45% of Scheduled rates shall be paid after successful completion
of the work and handing over of the soft & hard copies of as
erected/completion drawings & software to RVNL.
(ii) On Account Payment shall be made only for item Nos. 29002 to 29005
& 29007 to 29010 and as per terms and conditions given in clause No.
D(1) under “Payment Procedure”.

(iii) The Progress Payment to the extent of 95% of all the items in the
schedule shall be paid for the supply and erection prices after adjustment
of “On Account payment” & other recoveries if any wherever applicable
except item No. 29001 which will be paid as per clause (i) above.
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4.9 Schedule 30000:

(i) (a) On Account Payment shall be made only for item Nos. 30001 to
30003 and 30005, 30009 and as per terms and conditions given in
clause No. D(1) under “Payment Procedure”.
(b) The progress payment of the above items to the extent of 95% of
the supply and erection prices shall be paid after adjusting of “On
Account payment” & other recoveries.

(ii) Item Nos. 30006, 30007: On completion of foundation work, the

Contractor shall receive payment to the extent of 75% of the prices (for
supply and erection taken together calculated at gross volume of
concrete) of foundation and another 20% after mast erection, muffing,
backfilling etc.

(iii) Item No. 30008: On completion of work, Contractor shall receive

progress payment to the extent of 95% of the prices.

(iv) Item No. 30009: On completion of erection of structures, the

Contractor shall receive payment to the extent of 85% of the prices for
supply and erection of structures and another 10% after erection of
respective bracket assemblies/equipment.

4.10 SCHEDULE No. 33000 (General Electrical Works):

(i) 85% of the accepted supply rate shall be paid on receipt of

material at site, after inspection & against submission of an indemnity
bond.

(ii) Further payment of supply & erection cost to cover 95% of the total item
cost shall be paid on completion of the work and on certification by the
Engineer after adjusting already paid amount & other recoveries if any.

5. FINAL SETTLEMENT

On expiry of the defect liability period and issue of the taking over certificate of the
entire installation, the Bank Guarantee for Performance security shall be released to
the contractor after adjustment of any dues payable by the contractor.

6. RECOVERIES FROM THE CONTRACTOR

All the recoveries for materials supplied and services rendered by the Purchaser to
the Contractor and other refunds/recoveries due from the Contractor shall be made
by deductions from payments due to the Contractor covering the value of supply
and erection in the progress payment and from payments due on provisional
Acceptance.

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7. TAXES AND DUTIES

(i) All taxes, duties and levies (including octroi, works contract tax, service tax) arising
out of the transactions between the contractor and his sub-contractor/Suppliers for
this work will be deemed to be included in the accepted rates, unless otherwise
specified in the BOQ or technical specification.

(ii) Where the law makes it statutory for the Purchaser

to deduct any amount towards sales tax or any other taxes on works contract, the
same shall be deducted and remitted to the concerned authority.

8. PRICE VARIATION

Coefficients governing the adjustment of changes in cost to be read with clause

13.8 of GCC applicable to various schedules as included in the GCC.

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