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Tender Value
₹11.9 L
EMD Value
₹14,100
Closing Date
2 Sept 2026, 6:00 pm6d left
Executive Engineer (Civil), Construction Division, Gujarat Maritime Board, V C Fatak, Morbi
Repairs to road Near power house at port Navlakhi
336380
05/2026-27
Open
Civil Works - Others
Works
Morbi
12 documents required · 12 mandatory
₹1,062
Executive Engineer (Civil), Construction Division, Gujarat Maritime Board, V C Fatak, Morbi - 363641
₹14,100
19 Aug 2026
19 Aug 2026
19 Aug 2026
2 Sept 2026
19 Aug 2026
Name of work: Repairs to road Near power house at port Navlakhi.
Amount put to tender
:: DRAFT TENDER PAPER ::
Downloading of tender documents (Start Date): Dt. 19/08/2026 from 18.00 hrs.
On line submission of tender: Dt. 02/09/2026 up to 18.00 hrs.
OFFICE OF THE OFFICE OF THE
Executive Engineer ( C ), Superintending Engineer ( C )
PIU, Morbi PIU, Morbi
Phone: 02822-234465 Morbi.-363641
Sign of Contractor Executive Engineer ( C )
STANDARD BIDDING DOCUMENT
COMPLETE BIDDING DOCUMENT
GOVERNMENT OF GUJARAT
This is a generic SBD to be used for civil works. Each user/concern department needs to
examine and put up their particular bidding requirement like; qualification criteria,
contract Data etc., marked at [#] while finalizing their own bidding process.
Sign of Contractor Executive Engineer ( C )
Sr. No. Section Description Page No
1 Invitation for Bid (IFB) 4-7
2 Section-1 Instructions to Bidders 8-28
3 Section-2 Qualification Information 29-36
4 Section-3 Conditions of Contract 37-64
5 Section-4 Contract Data 65-73
6 Section-5 Technical Specification 74-111
7 Section-6 Form of Bid 112-114
8 Section-7 Bill of Quantities 115-118
9 Section-8 Securities and Other Forms 119-130
10 Section-9 Drawings 131-132
11 Section-10 Documents to be furnished by Bidder
12 Section-11 Cement –Consumption 134-135
Sign of Contractor Executive Engineer ( C )
INVITATION FOR BID
Sign of Contractor Executive Engineer ( C )
NATIONAL COMPETITIVE BIDDING
1. The Gujarat Maritime Board invites bids for the construction of works detailed in the table.
The bidders may submit bids for any or all of the following works.
Name of Approximat Bid Cost of Period of #Class of
work e value of security document completi Registr9atio
works (Rs.) (Rs.) (Rs.) on n /Category
Repairs to road 11,92,643.20 14,100.00 1062.00 4 (Four) E2 class or
Near power (Incl. GST) (Incl. GST) months above in public
house at port works
Navlakhi. department of
2. Prospective / Interested bidder may download the Bid Documents from website
https://www.nprocure.com free of cost till the Time and Date as mentioned on online NIT at
website https://www.nprocure.com.
3. However, Bidder who is submitting the Bid Online will have to pay the Bid Document
Fee/Tender Fee through Demand Draft only of any Schedule Bank payable at Morbi and in
favour of ‘Executive Engineer (Civil), Gujarat Maritime Board, Morbi. Once the Bid is received
online, Bid Document / Tender Fee will not be refundable.
The Demand Draft for Bid Document / Tender fee and FDR / Bank Guarantee against Bid
Security / EMD shall be submitted in electronic format through online (by scanning) while
uploading the bid, this submission shall mean that bid document / tender fee and Bid Security
/ EMD has been received. Accordingly, the offer of only those shall be opened whose Bid
Document / Tender Fee and Bid Security / EMD have been received electronically. However,
for the purpose of realization of Demand Draft, and FDR / Bank Guarantee bidder shall send
the same in original through R.P.A.D. so as to reach to Executive Engineer (Civil), Construction
Division, Gujarat Maritime Board, V C Fatak, Morbi - 363641 (Telephone No. 02822- 234465)
(Fax No. 02822- 234465) within 7 Days from the last day of bid submission.
Penaltative action for not submitting Demand Draft / FDR / Bank Guarantee in original
to Executive Engineer / Tender Inviting Authority by bidder shall be initiated.
4. Bids received online, will be opened on the time, date and place as specified in the online NIT at
website https://www.nprocure.com in the presence of the bidders or their authorized
representatives, who wish to remain present.
If the office happens to be closed on the day of opening of the bids as specified, the bids will be
opened on the next working day at the same time and venue.
5. A pre bid meeting will be held on ………………………………at ………………………..hrs. at the office ofto
clarify the issues and to answer questions on any
matter that may be raised at that stage as stated in clause 9.2 of ‘instructions to Bidders’ of the
bidding documents.
6. Bid Security (EMD) is equal to 1% of Estimated Amount put to bid / tender and should be
rounded off to the next thousand rupees.
7. Other Information is as under:
A. Agencies can prepare and edit their offers a number of times before the end of the tender
submission date and time. After the tender submission date and time, the bidder cannot
modify / edit / withdraw their submitted offer in any case. No written or online request in
this regard shall be granted.
Sign of Contractor Executive Engineer ( C )
B. Offers in physical form will not be accepted in any case.
C. Demand Draft purchased by the other then bidder and issued after the last date of
submission of Bids, will not be considered or accepted.
D. The cost incurred by the contractor for this offer for clarification or attending discussion,
conferences or site visits will not be reimbursed by the Employer or Engineer-in-Charge.
E. Conditional tender shall not be accepted.
F. Any changes, addition, alternation made in the prescribed form attached with tender are
liable to be rejected.
G. Any change in format or conditional Bank Guarantee will not be accepted and the bidder
will be considered non-responsive.
H. All the bidders are instructed to fill in information strictly in accordance with the format
given in the checklist /qualification document / tender document.
I. It is mandatory for the bidders to supply each and every information as asked strictly in
electronic format at appropriate places only.
J. Blank / insufficient information shall be treated as nil information and shall result in
disqualification.
K. Even if the bidder has been qualified in a similar or larger size of project in the past it shall
not be deemed to be a ground / reason for not giving required information for this work /
L. Information supplied for earlier projects shall not be considered while evaluation of this
bid. The Government will not ask for any other information, unless it is found absolutely
necessary by the competent authority.
M. If found necessary, the contractor will be intimated for negotiation,
# For the works costing up to 7.5 crore (ROAD), 7.0 crore (BUILDING&BRIDGE) kindly
refer to SSR-10-2015-17-C dated 03-02-2017
For the works costing under 7.5 crore for Road Works and 7.0 crore for Building and Bridge
Works following documents shall be submitted in electronic format only through online by
scanning and the (i) Bid Document Fee / Tender Fee (ii) Bid Security / EMD should be sent in
original to the Tender opening authority through RPAD, so as to reach the Executive Engineer
within 7 days from last day of submission of Bid.
1) Registration in E-2 Class or above issued by Gujarat State R & B Deptt / W.R.D or
other govt. Department.
2) Experience certificate-3A form for successfully completed similar works (Paver
block road) during last 5 years ending last day of the month previous to the one in which
applications are invited from state Govt/Central Govt/PSU/Board/Nigam only as
mentioned below.
I) Three similar completed works costing not less than the amount equal to
percentage (Forty Percent) of the estimated amount put to tender
Sign of Contractor Executive Engineer ( C )
II) Two similar completed works costing not less than the amount equal to
percentage (Fifty Percent) of the estimated amount put to tender
III) One similar completed works costing not less than the amount equal to
percentage (Eighty Percent) the estimated amount put to tender similar type of
3) A solvency certificate amounting Rs. 2,38,530.00/- or above issued on or after
01/01/2025 or later. (Calendar year 2026) Such Solvency certificate should be
issued by either schedule bank or a nationalized bank
4) Copies of certificate regarding previous experience, The Experience of
having successfully completed defined similar work during last
3(three) years ending last day of the month previous.(i) One similar
completed works each costing not less than the amount equal to 40%
of the estimated cost amount put to tender, including One similar work
having 40% paver block area of this tender area of paver block of
120mm thick and M-55 Grade conc. Work completed successfully.
5) PAN issued by Income tax department and EPF Number.
6) Certificate of Registration for GST
7) Copy of Provident Fund Registration - Code No. acknowledgement
8) ESIC no and acknowledgement
9) Demand Draft of Tender fee
10) FDR for Earnest Money.
Sign of Contractor Executive Engineer ( C )
INSTRUCTIONS TO BIDDERS
Sign of Contractor Executive Engineer ( C )
Section1: Instructions to Bidders
Table of Clauses
Page No. Page No.
A. General D. Submission of Bids
1. Scope of Bid 10 19. Sealing & Marking of Bids
2. Source of Funds 10 20. Deadline for Submission of
3. Eligible Bidders 10 21. Late Bids
4. Qualification of the 10 22. Modification and
Bidder Withdrawal of Bids
5. One Bid per Bidder
6. Cost of Bidding 14 E. Bid Opening and Evaluation
7. Site Visit 14 23. Bid Opening
B. Bidding documents 25. Clarification of Financial
8. ContentofBidding 15 26. Examination of Bids and
Documents Determination of
9. Clarification of Bidding 15 27. Correction of Errors
10. Amendment of Bidding 16 28. Deleted
29. Evaluation and Comparison
Of Financial Bids
C. Preparation of Bids 30. Deleted
11. Language of Bid
12. Documents Comprising 17 F. Award of Contract
13. Bid Prices 17 31. Award Criteria
14. Currencies of Bid and 18 32. Employer’s Right to Accept
Payment Any Bid and to Rejectany
15. Bid Validity 18 33. Notification of Award and
Signing of Agreement
16. Bid Security 18 34. Performance Security
17. Alternative Proposals By 19 35. Advance Payment and
Bidders Security
18. Format and Signing of Bid 19 36. Dispute Review Expert
37. Corrector Fraudulent
Sign of Contractor Executive Engineer ( C )
1. Scope of Bid
1.1 Executive Engineer (C), Gujarat Maritime Board, V C Fatak, Morbi invites bids for the
Construction of works (as defined in these documents and referred to as ‘the works”)
detailed in the table given in IFB. The bidders may submit bids for any or all of the works
detailed in the table given in IFB.
1.2 The successful bidder will be expected to complete the works by the intended completion
date specified in the Contract data.
1.3 Throughout these bidding documents, the terms ‘bid’ and ‘tender’ and their derivatives
(bidder / tenderer, bid / tender, bidding / tendering, etc.) are synonymous.
2. Source of Funds
2.1 The expenditure on this project will be met from the budget of Gujarat Maritime Board.
3. Eligible Bidders
3.1 This Invitation for Bids is open to all eligible bidders.
3.2 All bidders shall provide in Section 2, Forms of Bid and Qualification Information, a
statement that the Bidder is neither associated, nor has been associated, directly or
indirectly, with the consultant or any other entity that has prepared the design,
specifications, and other documents for the Project or being proposed as Project Manager
for the Contract. A firm that has been engaged by the Employer to provide consulting
services for the preparation or supervision of the works, and any of its affiliates, shall not
be eligible to bid.
4. Qualification of the Bidder
4.1 All bidders shall provide in Section 2, Forms of Bid and Qualification Information, a
preliminary description of the proposed work method and schedule, including drawings
and charts, as necessary. The proposed methodology should include a program of
construction backed with equipment planning and deployment duly supported with broad
calculations and quality assurance procedures proposed to be adopted justifying their
capability of execution and completion of work as per technical specifications, within
stipulated period of completion.
4.5 QUALIFICATION CRITERIA:
(Applicable for the works which require Post Qualification)
4.5.1 Qualification will be based on Applicant’s meeting all the following minimum pass/ fail
criteria regarding the Applicant’s general and particular experience, personnel and
equipment capabilities and financial positions, as demonstrated by the applicant’s
responses in the forms attached to the letter of application ( specified requirement for
joint ventures are given under para 4.6 below ) Subcontractors experience and resources
shall not be taken in to account in determining the applicants compliance with the
qualifying criteria
Sign of Contractor Executive Engineer ( C )
To qualify for more than one contract, the applicant must demonstrate having experience
and resources sufficient to meet the aggregate of the qualification criteria for each contract
given in paragraphs 4.5.4, 4.5.5 and 4.5.9 below
4.5.2 Base year and Escalation
The base year shall be taken as Current financial year
Following enhancement factors will be used for the costs of works executed and the
financial figure to a common base value for works completed in India.
Year Financial Year Multiplying factor
Base year of inviting 2026-2027
Applicant should indicate actual figures of costs and amount for the works
executed by them without accounting for the above-mentioned factors.
In case the financial figures and value of completed works are in foreign currency
the above enhanced multiplying factors will not be applied. Instead, the current market
exchange rate (State Bank of India BC Selling rate as on the last date of submission of the
bid) will be applied for the purpose of conversion of the amount in foreign currency into
4.5.3. General Experience.
The Applicant shall meet with the following minimum criteria:
(a) Achieved a minimum annual financial turnover (defined as billing for works in
progress and completed in all classes of civil engineering construction works only) in
any one year, over the last five years (2021-22 to 2025-26) of the annual value of
contract / contracts applied for.
(b) Experience in successfully completing or substantially completing at least one
contract of highway (road and / or bridge works) airport run way of at least
percent of the value of proposed contract within the last five years (2021-22 to 2025-
The works may have been executed by the applicant as prime contractor or as a
member of a joint venture or as a nominated sub-contractor. As subcontractor, he
should have acquired the experience of execution of all major items of works under
the proposed contract. In case a project has been executed by a joint venture, weight
towards experience of the project would be given to each joint venture in proportion
to their financial participation in the joint venture.
Substantially completed works means those works which are at least 90 %
Sign of Contractor Executive Engineer ( C )
completed as on the date of submission (i.e. gross value of work done up to the last
date of submission is 90 % or more of the original contract price) and continuing
satisfactorily.
For these, a certificate from the employers shall be submitted along with the
application incorporating clearly the name of the work, contract value, billing
amount, date of commencement of works, satisfactory performance of the contractor
and any other relevant information.
4.5.4. Personnel Capabilities.
Availability for his work of personnel with adequate experience as required; as per
4.5.5. Equipment Capabilities
Based on the studies carried out by the Engineer, the minimum suggested major
equipment to attain the completion of works in accordance with the prescribed
construction schedule are shown in the Appendix.
The bidders should, however, undertake their own studies and furnish with their
bid, a detailed construction planning and methodology supported with layout and
necessary drawings and calculations to allow the employer to review their proposals. The
numbers, types and capacities of each plant/equipment shall be shown in the proposals
along with the cycle time for each operation for the given production capacity to match the
4.5.6. Financial Position
The Applicant should give undertaking that he has access to, or has available, liquid assets
(aggregate of working capital, cash in hand and uncommitted bank guarantees) and / or credit
facilities up to 25 percent of the value of the contract / contracts applied.
4.5.7. The audited balance sheets for the last five years should be submitted, which must
demonstrate the soundness of the applicant’s financial position, showing long – term
profitability including an estimated financial projection for the next two years If necessary, the
employer will make inquiries with the applicant’s bankers.
4.5.8. Litigation History
The Applicant should provide accurate information on any litigation or arbitration resulting from
contracts completed or under execution by him over the last five years. A consistent history of
awards against the Applicant or any partner of a joint venture may result in failure of the applicant.
4.5.9. Disqualification
Even though the applicants meet the above criteria, they are subject to be disqualified if
Made misleading or false representation in the forms, statements submitted, and/ or
Record of poor performance such as abandoning the work, rescinding of contract for
which the reasons are attributable to the non – performance of the contractor; consistent
history of litigation awarded against the applicant or financial failure due to bankruptcy.
The rescinding of contract of a joint venture on account of reasons other than non –
performance, such as Most Experienced partner of joint venture pulling out, court
directions leading to breaking up of a joint venture before the start of work, which are not
attributable to the poor performance of the contractor will, however, not affect the
qualification of the individual partners.
Sign of Contractor Executive Engineer ( C )
#4.6 JOINT VENTURE: (Maximum 3 Members i.e. 1 Lead & 2 others)
(Applicable only for estimated project cost of 50Crore and above)
4.6.1. Joint ventures must comply with the following requirement:
(a) Following are the minimum qualification requirements:
(i) The lead partner shall meet not less than 50 percent of all criteria given in para 4.5.3 &
4.5.6 above. The joint venture must collectively satisfy the criteria of para 4.5.3 & 4.5.6 above.
The experience of the other joint venture partners shall be considered if it is not less than
percent of the qualifying criteria in para 4.5.3 & 4.5.6 above.
(ii) Individually each member must satisfy the requirements of para 4.5.7 & 4.5.8 above.
(b) Bid shall be signed so as to legally bind all partners, jointly and severally, and shall be
submitted with a copy of the joint venture agreement providing the joint and several
liabilities with respect to the contract.
4.6.2. Qualification of a joint venture does not necessarily qualify any of its partners individually or as
a partner in any other joint venture. In case dissolution of a joint venture, each one of the
constituent firms may qualify if they meet all the qualification requirements, subject to the
written approval of the Employer.
4.7. Bid Capacity.
Applicants who meet the minimum qualification criteria will be qualified only if their
available bid capacity at the expected time of bidding is more than the total estimated cost
of the works. The available bid capacity will be calculated as under:
Assessed Available Bid Capacity= (A*N*2-B), where
A = Maximum value of work executed in any one year during the last five years (updated to
the price level of the year indicated in appendix) taking into account the completed
as well as works in Progress.
B=Value at current price level of the existing commitments and ongoing works to be
completed during the next Four months (period of completion of work for which
bids are invited); and
N = Number of years prescribed for completion of the works for which the bids are invited.
Note: - In Case of joint venture, the available bid capacity will be applied for each
partner to the extent of his proposed participation in the execution of the
4.8 Even though the bidders meet the above qualifying criteria, they are subject to be
disqualified if they have:
- Made misleading or false representation in the forms, statements and
Attachments the submitted in proof the qualification requirements; and / or
Sign of Contractor Executive Engineer ( C )
- Record of poor performance such as abandoning the works, not properly completing
the contract, inordinate delay in completion, litigation history, or financial failures etc.;
- Participated in the previous bidding for the same work and had quoted unreasonably
high bid prices and could not furnish rational justification to the employer.
5. One bid per bidder
5.1. Each bidder shall submit only one bid for one package. A bidder who submits or
participates in more than one bid (other than as a subcontractor or in cases of alternatives
that have been permitted or requested) will cause all the proposals with the bidder’s
participation to be disqualified.
6. Cost of Bidding
6.1. The bidder shall bear all costs associated with the preparation and submission of his Bid,
and the Employer will in no case be responsible and liable for those costs.
7.1. The Bidder, at the Bidder’s own responsibility and risk is encouraged to visit and examine
the Site of work and its surrounding and obtain all information that may be necessary for
preparing the Bid and entering into a contract for construction of the Works.
The costs of visiting the site shall be at the Bidder’s own expense.
Sign of Contractor Executive Engineer ( C )
B. BIDDING DOCUMENTS
8. Content of Bidding Documents
8.1 The set of bidding documents comprises the documents listed below and addenda
issued in accordance with Clause 10:
Section Particulars Volume No.
- Invitation for Bids
1 Instructions to Bidders I
2 Qualification Information, and other forms
3 Conditions of Contract
4 Contract Data
5 Technical Specifications II
6 Form of Bid III
7 Bill of Quantities
8 Securities and other forms
10 Documents to be furnished by bidder V
8.2. Volumes I, II, III and IV are available online and documents to be furnished by the bidder in
compliance to section 2 will be prepared by him and furnished as Volume-V in two parts
(refer clause 12).
8.3. The bidder is expected to examine carefully all instructions, conditions of contract,
contract data, forms, terms, and technical specifications, bill of quantities, forms, Annexes
and drawings in the Bid Document. Failure to comply with the requirements of Bid
Documents shall be at the bidder’s own risk. Pursuant to clause 26 here of, bids which
are not substantially responsive to the requirements of the Bid Documents shall be
9. Clarification Bidding Documents
9.1 A prospective bidder requiring any clarification of the bidding documents may notify the
Employer in writing or through E-mail at the Employer’s address indicated in the
invitation to bid. The Employer will respond to any request for clarification which he
received earlier than 15 days prior to the deadline for submission of bids. Employer’s
response will be published on website including a description of the enquiry but without
identifying its source.
9.2. Pre-bid meeting
9.2.1. The bidder or his official representative is invited to attend a pre-bid meeting which will
take place at the address, venue, time and date as indicated in the appendix.
Sign of Contractor Executive Engineer ( C )
9.2.2. The purpose of the meeting will be to clarify issues and to answer questions on any
matter that may be raised at that stage.
9.2.3. The bidder shall be required to submit any questions in writing or e-mail to reach the
Employer not later than 03 days before the meeting.
9.2.4 Minutes of the meeting, including the question raised (Without identifying the source of
enquiry) and the responses given will be published without delay on the tender website
i.e. www.nprocure.com. Any modification of the bidding documents listed in sub-Clause
8.1 which may become necessary as a result of the pre-bid meeting shall be made by the
Employer exclusively through the issue of an Addendum pursuant to Clause 10 and not
through the minutes of the pre-bid meeting.
9.2.5. Non-attendance at the pre-bid meeting will not be a cause for disqualification of a bidder.
10. Amendment of Bidding Documents
10.1 Before the deadline for submission of bids, the Employer may modify the bidding
documents by issuing addenda.
10.2. Any addendum thus issued shall be part of the bidding documents. The Employer will
assume no responsibility for the same.
10.3. To give prospective bidders reasonable time in which to take an addendum into account
in preparing their bids, the Employer may, at his discretion, extend as necessary the
deadline for submission of bids, in accordance with Sub-Clause 20.2 below.
Sign of Contractor Executive Engineer ( C )
C. PREPARATION OF BIDS
11. Language of the Bid
11.1 All documents relating to the bid shall be in the English language.
12. Documents Comprising the Bid
12.1. The bid be submitted by the bidder as Volume V of the bid document (refer Clause 8.1)
shall be in two separate parts:
Part I shall be named “Technical Bid” and shall comprise
(i) Bid Security in the form specified in Section
(ii) Qualification Information and supporting documents as specified in Section
(iii) Certificates, undertakings, affidavits as specified in Section
(iv) Any other information pursuant to Clause 4.5 of these instructions
(v) Under taking that the bid shall remain valid for the period specified in Clause
Part II shall be named “Financial Bid” and shall comprise
(i) Form of Bid as specified in Section
(ii) Priced Bill of Quantities for items specified in Section
12.2. The Bidder shall submit the details / information pertaining to each part i.e.
technical as well as financial and must be submitted online only.
12.3. Following documents will be deemed to be part of the bid.
Section Particulars Volume No.
Invitation for Bids (IFB)
1 Instruction to Bidders Volume I
3 Conditions of Contract
4 Contract Data
5 Specifications Volume II
9 Drawings Volume IV
13.1 The Contract shall be for the whole works as described in Sub-Clause 1.1, based on the
priced Bill of Quantities submitted by the Bidder.
13.2 The bidder shall fill in rates and prices and line item total (both in figures and words) for
all items of the Works described in the Bill of Quantities along with total bid price
Sign of Contractor Executive Engineer ( C )
(Both in figures and words).Items for which no rate or price is entered by the bidder will
not be paid for by the Bill of Quantities.
13.3 All duties, taxes, and other levies except GST payable by the contractor under the contract,
or for any other cause shall be included in the rates, prices and total Bid Price submitted
by the Bidder. (GST will be paid extra)
13.5 The rates and prices quoted by the bidder are subject to adjustment during the
performance of the Contract in accordance with the provisions of Clause 47 of the
Condition of Contract (Irrespective of the time limit and Bid Amount)
14. Currencies of Bid and Payment
14.1 The unit rates and the prices quoted by the bidder shall be entirely in Indian Rupees. All
payments shall be made in Indian Rupees.
15. Bid Validity
15.1 Bids shall remain valid for a period of not less than 120 days after the dead line date for
bid submission specified in Clause
15.2 In exceptional circumstances, prior to expiry of the original time limit, the Employer may
request that the bidders may extend the period of validity for a specified period. A bidder
may refuse the request without forfeiting his bid security. A bidder agreeing to the request
will not be required or permitted to modify his bid, but will be required to extend the
validity of his security for a period of the extension, and in compliance with Clause 16 in all
#16. Bid Security
16.1. The Bidder shall furnish, as part of his Bid, a Bid security in the amount as shown in
column 4 of the table of IFB for this particular work. This Bid security shall be in favor of
Employer as named in Appendix and may be in one of the following forms;
a. Bank Guarantee from any scheduled Indian bank, in the format given in Volume III.
(Bank Guarantee is applicable only for Bid Estimated Amount of 01 Crore and above)
and Bank Guarantee of Schedule and Private Banks shall be considered as per GoG Finance
Department’s Circular No. FD/MSM/e- file/4/2023/0057/D.M.O. Date 21/04/2023 or as
per their latest amendment.
b. Fixed Deposit Receipt issued by any Scheduled Indian Bank or a foreign Bank
approved by the Reserve Bank of India.
# A Valid Bid Security / EMD Exemption Certificate issued by (1) Road & Building
Department or (2) Narmada Water Resources, Water Supply and Kalpsar Department of
Govt. of Gujarat. Exemption Certificate is applicable only when Registration Certificate
of Appropriate Class and Category of Approved Contractors is required as eligible
criteria of bidder.
Sign of Contractor Executive Engineer ( C )
16.2. Bank guarantees (and other instruments having fixed validity) issued as surety for the
bid shall be valid for 45 days beyond the validity of the bid i.e. total validity of 120+45 =
16.3. Any bid not accompanied by an acceptable Bid Security and not secured as indicated in
Sub-Clauses 16.1 and 16.2 above shall be rejected by the Employer as non-responsive.
16.4. The Bid Security of unsuccessful bidders will be returned within 28 days of the end of the
bid validity period specified in Sub-Clause
16.5 The Bid Security of the successful bidder will be discharged when the bidder has signed
the Agreement and furnished the required Performance Security.
16.6. The bid Security may be forfeited
(a) If the Bidder with draws the bid after Bid opening during the period of Bid validity.
(b) If the Bidder does not accept the correction of the Bid Price, if any or
(c) In the case of a successful Bidders, if the Bidder fails the specified time limit to
(i) Sign the Agreement; or
(ii) Furnish the requirement Performance Security.
(d) #If found necessary, the bidder will be intimated for negotiation, He will be intimated
maximum three times within the validity period for negotiation, If contractor does not
respond in time, his Bid Security (EMD) will be forfeited and his tender will be rejected.
Punitive action will be taken on such contractors. (As per GoG R&B Dept’s Gr. No.
17. Alternative Proposals by Bidders.
17.1. Bidders shall submit offers that fully comply with the requirements of the bidding
documents, including the conditions of contract (including mobilization advance or time
for completion), basic technical design as indicated in the drawing and specifications.
Conditional offers or alternative offers will not be considered further in the process of
tender evaluation.
18. Format and Signing of Bid
18.1. The Bidder shall prepare documents comprising the bid as described in Clause 12 of these
Instructions to bidder as the “Technical Bid” and “Financial Bid” in separate parts to be
Sign of Contractor Executive Engineer ( C )
D. SUBMISSION OF BIDS
20. Dead line for Submission of the Bids
20.1. Complete Bids must be received online by the Employer at the tender website specified
above not later than the date indicated in appendix.
20.2. The Employer may extend the deadline for submission of bids by issuing an amendment in
accordance with Clause 10, in which case all right and obligation of the Employer and the
bidders previously subject to the original deadline will then be subject to the new
22. Modification and Withdrawal of Bids
22.1. Bidders may modify or withdraw their bids online before the deadline prescribed in
Clause 20 or pursuant to Clause
22.3. No bid shall be modified or withdrawn after the dead line for submission of Bid.
22.4. Withdrawal or modification of a bid between the deadline for submission of bids and the
expiration of the original period of bid validity specified in Clause 15.1 above or as
extended pursuant to Clause 15.2 may result in the forfeiture of the Bid security pursuant
Sign of Contractor Executive Engineer ( C )
E. BID OPENING AND EVALUATION
23. Bid Opening
23.1 The Employer will open all the Bids received including modifications made pursuant to
Clause 22, in the presence of the Bidders or their representatives who choose to attend at
time, date and the place specified in Appendix in the manner specified in Clauses 20 and
23.3, In the event of the specified date of Bid opening being declared a holiday for the
Employer, the Bids will be opened at the appointed time and location on the next working
23.3. The “Technical Bid” shall be opened. The amount, form and validity of the bid security
furnished with each bid will be announced. If the bid security furnished does not conform
to the amount and validity period as specified in the invitation for bid (ref. Column 4 and
paragraph 3), and has not been furnished in the form specified in Clause 16, the technical
bid will not be opened.
23.4. (i) Subject to confirmation of the bid security by the issuing Bank, the bids accompanied
with valid bid security will be taken up for evaluation with respect to the
Qualification information and other information furnished in part I of the bid
pursuant to Clause 12.1.
(ii) If required, the bidder will be asked in writing to clarify his Qualification
Documents with respect to any required clarification.
(iii) The bidders will respond in not more than 7 days of issue of the clarification letter.
(iv) Immediately (usually within 3 or 4 days), on receipt of these clarification the
Evaluation Committee will finalize the list of responsive bidders whose financial
bids are eligible for consideration.
23.6 At the time of opening of “Financial Bid”, the names of the bidders were found responsive
in accordance with Clause 23.4(iv) will be announced. The bids of only these bidders will
be opened. The responsive Bidders’ names, the Bid prices, the total amount of each bid,
be opened. The responsive Bidders’ names, the Bid prices, the total amount of each bid,
any discount and such other details as the Employer may consider appropriate, will be
announced by the Employer at the opening.
23.7 the time of opening of “Financial Bid”, the names of the bidders were found responsive in
accordance with Clause 23.4 (iv) will be announced. The bids of only these bidders will be
opened. The responsive Bidders’ names, the Bid prices, the total amount of each bid, any
opened. The responsive Bidders’ names, the Bid prices, the total amount of each bid, any
discount, and such other details as the Employer may consider appropriate, will be
announced by the Employer at the opening.
23.8 In case bids are invited for more than one package, the order for opening of the “Financial
Bid” shall be in order of estimated amount of Bids from highest to lowest.
23.9 The Employer shall prepare minutes of the Bid opening, including the information
disclosed to those present in accordance with Sub-Clause 23.6.
Sign of Contractor Executive Engineer ( C )
24.1 Information relating to the examination, clarification, evaluation, and comparison of Bids
and recommendations for the award of a contract shall not be disclosed to Bidders or any
other persons not officially concerned with such process until the award to the successful
Bidder has been announced. Any effort by Bidder to influence the Employer’s processing of
Bids or award decisions may result in the rejection of his Bid.
25. Clarification of Financial Bids
25.1. To assist in the examination, evaluation, and comparison of Bids, the Employer may, at his
discretion, ask any Bidder for clarification of his Bid, including break downs of unit rates.
The request for clarification and the response shall be in writing or by e- mail, but no
change in the price or substances of the Bid shall be sought, offered, or permitted except as
required to confirm the correction of arithmetic errors discovered by the Employer in the
evaluation of the Bids.
25.2 Subject to sub-clause 25.1, no Bidder shall contact the Employer on any matter relating to
his Bid opening to the contract is awarded. If the Bidder wishes to bring additional
information to the notice of the Employer, it should do so in writing.
25.3. Any effort by the Bidder to influence the Employer in the Employer's bid evaluation, bid
comparison or contract award decision may result in the rejection of the Bidders’ bid.
26. Examinations of Bid sand Determination of Responsiveness
26.1 During the detail evaluation of "Technical Bid", the Employer will determine whether each
Bid (a) meets the eligibility criteria defined in Clause 3 and 4; (b) has been properly
signed; (c) is accompanied by the required securities and; (d) is substantially responsive to
the requirements of the Bidding document. During the detailed evaluation of the “Financial
Bid”, the responsiveness of the bids will be further determined with respect to the
remaining bid conditions, i.e., priced bill of quantities, technical specifications, and
26.2 A substantially responsive “Financial Bid” is one which confirms all the terms, conditions
and specifications of bidding documents, without material deviation or reservation. A
material deviation or reservation is one (a) which affects in any substantial way the scope,
quality, or performance of the Works; (b) which limits in any substantial way, inconsistent
with the Bidding documents, the Employer’s rights or the Bidder’s obligations under the
Contract; or(c) whose rectification would affect unfairly the competitive position of other
Bidders presenting substantially responsive Bids.
26.3 If a “Financial Bid” is not substantially responsive, it will be rejected by the Employer, and
may not subsequently be made responsive by correction or withdrawal of the non-
conforming deviation or reservation.
Sign of Contractor Executive Engineer ( C )
29. Evaluation and Comparison of Financial Bids
29.1. The Employer will evaluate and compare only the Bids determined to be substantially
responsive in accordance with Sub-Clause 26.2.
29.3. The Employer reserves the right to accept or reject any variation or deviation. Variation
and deviations and other factors, which are in excess of the requirements of the Bidding
documents or otherwise result in unsolicited benefits for the Employer, shall not be taken
in to account in Bid evaluation.
29.4. The estimated effect of the price adjustment conditions under Clause 47 of the Conditions
of Contact, during the period of implementation of the Contract, will not be taken in to
account in Bid evaluation.
29.5. If the Bid of the successful Bidder is seriously unbalanced in relation to the Engineer’s
estimate of the cost of work to be performed under the contract the Employer may require
the Bidder to produce detailed consistency of those prices with the construction methods
and schedule proposed. After evaluation of the price analyses, the Employer may require
that the amount of the performance security set forth in Clause 34 be increased at the
expense of the successful / bidder to a level sufficient to protect the Employer against
financial loss in the event of default of the successful Bidder under the Contract.
29.6. A bid which contains several items in the bill of Quantities which are unrealistically priced
low and which cannot be substantiated satisfactorily by the bidder may be rejected as non-
Sign of Contractor Executive Engineer ( C )
F. AWARD OF CONTRACT
31. Award Criteria
31.1. Subject to Clause 32, the Employer will award the contract to the Bidder whose Bid has
been determined.
(i) to be substantially responsive to the Bidding documents and who has offered the
lowest evaluated Bid Price; and
(ii) To be within the available bid capacity adjusted to account for his bid price which is
the lowest evaluation in any of the packages opened earlier than the one
In no case, the contract shall be awarded to any bidder whose available bid capacity
is less than the evaluated bid price, even if the said bid is the lowest evaluated bid. The
contract will in such cases be awarded to the next lowest bidder at his evaluation bid price.
32. Employer’s Right to accept any Bid and to reject any or all Bids
32.1. Not with standing Clause 31, the Employer reserves the right to accept or reject any Bid,
and to cancel the Bidding process and reject all Bids, at any time prior to the award of
contract, without there by incurring any liability to the affected bidder or Bidder or any
obligation to inform the affected Bidder or Bidders of the grounds for the Employer’s
33. Notification of Award and Signing of Agreement
33.1. The Bidder whose Bid has been accepted will be notified of the award by the Employer
prior to expiration of the Bid validity period by cable, telex or facsimile confirmed by
registered letter. This letter ( here in after and in the condition of contract called the
“Letter of Acceptance”) will state the sum that the Employer will pay the Contractor in
consideration of the execution, completion, and maintenance of the Works by the
Contractor as prescribed by the Contract (here in after and in the Contract called the
“Contract Price”).
33.2 The notification of award will constitute the formation of the contract, subject only to the
furnishing of a performance security in accordance with the provisions of Clause.
33.3. The Agreement will incorporate all agreements between the Employer and the successful
Bidder. It will be signed by the Employer and to the successful Bidder, within 28 days
following the notification of award along with the Letter of Acceptance. Within 21 days of
receipt, the successful Bidder will sign the Agreement and deliver it to the Employer.
33.4. Upon the furnishing by the successful Bidder of the Performance Security, the Employer
will promptly notify the other Bidders that their Bids have been unsuccessful.
34. Performance Security
34.1. (A) Within 10 (Ten) days of receipt of Letter of Acceptance, the successful Bidder shall
furnish to the Employer an irrevocable and unconditional guarantee from a Bank in
the form set forth in Section 8 (the “Performance Security”) for an amount equal to
5% (five percent) of its Contract Price. In case of bids mentioned below, the successful
Bidder, along with the Performance Security, shall also furnish to the Authority an
irrevocable and unconditional guarantee from a Bank in the same form given at Section
towards an Additional Performance Security (The “Additional Performance Security”) for an
Sign of Contractor Executive Engineer ( C )
amount calculated as under:
(a) If the Contract Price offered by the Selected Bidder is lower than 10% but up to
20% of the Estimated Project Cost, then the Additional Performance Security
shall be calculated @ 20% of the difference in the (i) Estimated Project Cost (as
mentioned in Bid Document) - Minus 10% of the Estimated Project Cost and
(ii) Contract Price offered by the selected Bidder.
(b) If the Contract Price offered by the Selected Bidder is lower than 20% of the
Estimated Project Cost, then the Additional Performance Security shall be
calculated @ 30% of the difference in the (i) Estimated Project Cost (as
mentioned in Bid Document) - Minus 10% of the Estimated Project Cost and
(ii) Contract Price offered by the selected Bidder.
(c) This Additional Performance Security shall be treated as part of the
Performance Security.
(B) The Performance Security shall be valid beyond 60 (sixty) days of the Defects Liability
Period and the Additional Performance Security shall be valid beyond 28 (twenty-
eight) days of Project Completion Date.
34.2. If the performance security is provided by the successful Bidder in the form of a Bank
Guarantee, it shall be issued either (a) at the Bidder’s option, by a
Nationalized/Scheduled Indian bank or (b) by a foreign bank located in India and
acceptable to the Employer. As per GoG Finance Department’s Circular No. FD/MSM/e-
file/4/2023/0057/D.M.O. Date 21/04/2023 or as per their latest amendment.
34.3. Failure of the successful Bidder to comply with the requirement of Sub-Clause 34.1 shall
constitute sufficient grounds for cancellation of the award and forfeiture of the Bid
35 Advance Payment and Security
35.1 The Employer will provide an Advance payment on the Contract Price as stipulated in
the Conditions of Contract, subject to maximum amount, as stated in the Contract Data.
37. Corrupt of Fraudulent Practices
37.1 The Employer will reject a proposal if it determines that the Bidder recommended for
award has engaged in corrupt or fraudulent practices in completing for the contract in
question and will declare the firm ineligible, either indefinitely or for a stated period of
time, to be awarded a contract with National Highways Authority of India/ State PWD and
any other agencies, if it at any time determines that the firm has engaged in corrupt or
fraudulent practices in completing for the contractor, or in execution.
37.2 Furthermore, Bidders shall be aware of the provision stated in Sub- Clause 59.2 of the
Conditions of Contract.
Sign of Contractor Executive Engineer ( C )
APPEND IX TO ITB
Clause Reference With
respect to Section –I
1. The Name of the Employer is Executive Engineer (C), [Cl.1.1]
Gujarat Maritime Board, V C Fatak, Morbi
2. The last five years.
3. This Annual Financial Turnover Amount is Rs. [Cl.4.5.3(a)]
4. Value of Work is Rs. 11,92,643.20/-
6. The cost of electric work is Rs.
7. The cost of water supply / sanitary works is Rs.
8. Liquid assets and / or availability of credit facilities is [Cl.4.5.6]
9. Price level of the financial year…………… [Cl.4.5.2]
10. The pre-bid meeting will take place at…………. [Cl.9.2.1]
11. The technical Bid will be opened at the office of the
Executive Engineer (C), construction division,
Gujarat Maritime Board, Morbi on dt. 14/09/2026
at 12 AM/PM (if possible)
12. Address of the Employer: Executive Engineer (C),
construction division, Gujarat Maritime Board,
Visipara fatak, Morbi
14. The bid should be submitted latest by As [Cl.20.1&20.
stated on online NIT 2]
15. The bid will be opened at Executive Engineer (C), [Cl.23.1]
construction division, Gujarat Maritime Board,
Morbi As stated on online NIT
16. The Bank Draft in favor of Gujarat Maritime Board,
18. Escalation factors (for the cost of works executed and [Cl.4.5.2]
financial figure to a common base
value) for works completed
Year Financial Year Multiplying factor
Base year of inviting tender 2026-2027
Sign of Contractor Executive Engineer ( C )
# LIST OF KEY PLANT & EQUIPMENT TO BE DEPLOYED ON CONTRACT WORK
[Reference CL. 4.5.5]
The contractors shall also give a list of machineries in his possession and which they
propose to use on the work.
Sr. Plant or Location Age of Make Capacity Approximate Remark
No. Machinery Machinery Value
Sign of Contractor Executive Engineer ( C )
List of Key Personnel to be deployed on Contract Work (Reference
#Employment of a qualified site Engineer by the Contractor.
The Contractor shall employ full-time technically qualified staff during the execution of this work
1. Two graduate Civil Engineers and three diploma Civil Engineers when cost of the work to be
executed is more than Rs.50 lakhs.
2. One graduate & two Diploma, Civil Engineers when the cost of the work to be executed is
more than Rs.15 lakhs but less than Rs.50 lakhs.
3. Minimum one Diploma Civil Engineer when the cost of work is less than Rs.15 lakhs but
more than Rs.5 lakhs.
4. Minimum two Diploma Civil Engineers for the work when the cost of work to be executed is
less than Rs. 5 lakhs. The Engineer so employed for the Government work must have
sufficient experience to handle the work independently. Such an Engineer shall have to stay
at the site of work and he shall not be entrusted with other duty except this work.
In case the contractor or partner of the contractor firm is a Civil Graduate Engineer, Employment of a
separate Engineer will not be necessary provided that the Engineer partner himself attends the
execution of the work on the site.
Within 15 days of issue of work-order the Contractor will have to furnish to the Deputy
Executive Engineer-in-charge of the work the Name, Qualifications, copy of mark sheet,
Colour Photograph and the appointment order issued such engineers engaged for this
contract work. If 15 days after issue of work order such designated Site Engineers do not
resume or do not remain present on site of work, the recovery at the rate of Rs.15,000-00
per month per Engineer will be made from the bills/deposit/dues of the contractor. Such
recovery shall be non-refundable.
Sign of Contractor Executive Engineer ( C )
QUALIFICATION INFORMATION
Sign of Contractor Executive Engineer ( C )
QUALIFICATION INFORMATION
The information to be filled in by the Bidder in the following pages will be used for the
purpose of post qualification as provided for in Clause 4 of the Instruction to Bidders. This
information will not be incorporated in the Contract.
1. For Individual Bidders
1.1 Constitution or legal status of Bidder
Place of registration
Principal place of business
Power of attorney of signatory of Bid
1.2 Total value of Civil engineering constructions 2025-2026
Work performed in the last five years 2024-2025
(in Rs. Lakhs) 2023-2024
15.2.1 Work performed as prime contractor, work performed in the past as a nominated sub-
contractor will also be considered the sub-contract involved execution of all main items of
work described in the bid documents, provided further that all other qualification criteria
are satisfied (in the same name) on works of a similar nature over the last five years** and
in current year before the submission of the bid.
Project Name of Description Contract Value of Date Stipulated Actual date Remark
Name the of work No. contract of period of of explaining
Employer (Rs. issue completion completion* reasons for
Crore) of delay &
order Completed
*Attach certificate (s) from the Engineer(s) in-charge
**Immediately preceding the financial year in which bids are received.
Sign of Contractor Executive Engineer ( C )
#1.3.2 Quantities of work executed as prime contractor, work performed, in the past as a
nominated sub-contractor, will also be considered provided the sub-contract involved
execution of all main items of work described in the bid document, provided, further that
all other qualification criteria are called (in the same name and style) in the last five
years** and in current year before the submission of the bid.
Year Na Name of Quantity of work performed (Cum/MT) Remarks*
me the Cement Masonry Earth Bituminous (indicate
of Employer Concrete Works Work contract Ref)
1.4 Information on Bid Capacity (works for which bids have been submitted and works which
are yet to be completed) as on the date of this bid.
(A) Existing commitments and on-going works:
Description Place Contract Name Value Stipulated Value of Anticipated
of works & No. &Address Contract Period of Works* of
State of (Rs. Cr) Completion remaining completion
*Attach certificate (s) from the Engineer (s) in-charge
**Immediately preceding the financial year in which bids are received.
1.5 Availability of key items of Contractors Equipment for carrying out the works (Ref. Clause
4.5.5). The Bidder should list all the information requested below.
Item of Requirement Availability Proposals Remarks
Equipment NO Capacity Owned/ Nos/. Age/ (from
Leased to be Capacity Conditions whom to
Sign of Contractor Executive Engineer ( C )
1.6 Qualifications and experience of key personnel required for administration and execution
of the contract. Attach biographical data. Refer also to Sub Clause 9.1 of the Conditions of
Position Name Qualification Year of Year of
Experience experience in
(General) the proposed
Project Manager
1.7 Proposed sub-contract and firms involved
Sections of the Value of Sub- Sub-Contractor Experience in
works Contractor (Name & similar work
Attach copies of certificates on possession of valid license for executing water supply/
sanitary work/ building electrification works.
Sign of Contractor Executive Engineer ( C )
1.8 Financial reports for the last five years: balance sheets, profit and loss statements,
auditors’ reports (in case of companies/corporations), etc. List them below and attach
1.9 Evidence of access to financial resources to meet the qualification requirements: cash in
hand, lines of credit, etc. List them below and attach copied documents.
1.10 Name, address, and telephone, telex, and fax numbers of the Bidders bankers who may
provide references if contacted by the Employer.
1.11 Information on Litigation history in which the Bidder is involved.
Other Party Employer Cause of Amount Remarks
(ies) Dispute Involved showing
1.12. Statement of compliance under the requirements of Sub Clause 3.2 of the instruction to
Bidders. (Name of Consultant engaged for project preparations is * ................................ )
1.13 Proposed work method and schedule. The Bidder should attach descriptions, drawings
and charts as necessary to comply with the requirements of the Bidding documents. (Refer
ITB Clause 4.1)
3. Additional Requirements
3.1 Bidders should provide any additional information required to fulfill the requirements
of Clause 4 of the Instructions to the Bidders, if applicable.
(ii) Undertaking
* Fill the name of Consultant
Sign of Contractor Executive Engineer ( C )
SAMPLE FORMAT FOR EVIDENCE OF ACCESSTOOR
AVAILABILITY OF CREDIT FACILITIES
(CLAUSE 4.5.6 OF ITB) BANK
This is to certify that M/s. is a reputed company with
a good financial standing.
If the contract for the work, namely is awarded to the
above firm, we shall be able to provide overdraft/credit facilities to the extent of
Rs. To meet their working capital requirements for executing the above
during the contract period.
(Signature) Name of Bank
Senior Bank Manager
Address of the Bank
Sign of Contractor Executive Engineer ( C )
1. I, the under signed, do here by certify that all the statements made in the required
attachments are true and correct.
2. The under signed also here by certifies that neither our firm M/s.
_ have not abandoned any work of
Government of Gujarat/Government of India/any Board or Corporation under
Government of Gujarat/Government of India nor any contract awarded to us for such
works have been rescinded, during last five years prior to the date of this bid.
3. The undersigned here by authorize(s) and request (s) any bank, person, firm or
corporation to furnish pertinent information deemed necessary and requested by the
Department to verify this statement or regarding any (our) competence and general
4. The Undersigned understands and agrees that further qualifying information may be
requested, and agrees to furnish any such information at the request of the
Department/ Project implementing agency.
(Signed by an Authorized Officer of the Firm)
Title of Officer
Sign of Contractor Executive Engineer ( C )
I, the under signed do here by undertake ......................................... that our firm M/s
Up to 25% of the value of the work during implementation of the contract.
(Signed by an Authorized officer of the firm)
Title of officer
Sign of Contractor Executive Engineer ( C )
CONDITIONS OF CONTRACT
Sign of Contractor Executive Engineer ( C )
Conditions of Contract
Table of Contents
A General Page D. Cost Control
1 Definitions 39 37 Bill of Quantities
2 Interpretation 40 38 Changes in the Quantities
3 Language and Law 41 39 Variations
4 Engineer’s Decisions 41 40 Payments for Variations
5 Delegations 41 41 Cash Flow Forecasts
6 Communications 41 42 Payment Certificates
7 Sub-Contractors 41 43 Payments
8 Other Contractors 41 44 Compensations Events
9 Personnel 42 45 Tax
10 Employer’s & Contractor Risk 42 46 Currencies
11 Employers Risks 42 47 Price Adjustment
12 Contractor’s Risk 42 48 Retention
13 Insurance 42 49 Liquidated damages
14 Site Investigations Reports 43 50 Bonus
15 Queries about the Contract 43 51 Advance Payment
16 Contractors to Construct the 43 52 Securities
17 The Works to be Completed By 43 53 Deleted
the Intended Completion Date
18 Approval by the Engineer 43 54 Cost of Repair
20 Discoveries 44 E. Finishing the Contract
21 Possession of the Site 44 55 Completion
22 Accesstothe Site 44 56 Taking Over
23 Instructions 44 57 Final Account
24 Disputes 44 58 Operating and Maintenance
25 Procedure for Disputes
26 Deleted 45 59 Terminations
60 Payment upon Terminations
B. Time Control 61 Property
27 Programme 46 62 Release from Performance
28 Extensions of the Intended
completion date
29 Deleted 46 F.Special Conditions of
30 Delays Ordered by The 46 63 Labour
Engineer 64 Compliance with labour
31 Management Meetings 47 65 Arbitration
32 Early Warning
C. Quality Control
33 Identifying Defects
35 Correction of Defects
36 Uncorrected Defects
Sign of Contractor Executive Engineer ( C )
CONDITIONS OF CONTRACT
1.1 Terms which are defined in the Contract Data are not also defined in the Conditions of
Contract but keep their defined meaning.
Bill of Quantities means the priced and completed Bill of Quantities forming part
Compensation Events are those defined in Clause 44 here under
The Completion Date is the date of completion of the Works as certified by the
Engineer in accordance with Sub Clause
The Contract is the contract between the Employer and Contractor to execute,
complete and maintain the Works till the completion of Defects Liability Period. It
consists of the documents listed in Clause 2.3 below.
The Contract data defines the documents and other information which comprise
The Contractor is a person or corporate body who’s Bid to carry out the Work
has been accepted by the Employer.
The Contractor’s Bid is the completed Bidding document submitted by the
Contractor to the Employer and includes Technical and Financial Bids.
The Contract Price is the price stated in the Letter of Acceptance and thereafter
as adjusted in accordance with the provisions of the Contract.
Days are calendar days: months are calendar months.
The Defects Liability Period is the period named in the Contract Data and
calculated from the Completion Date.
The Employer is the party who will employ the Contractor to carry out the
The Engineer is the person named in the Contract Data (or any other competent
person appointed and notified to the contractor to act in replacement of the Engineer)
who is responsible for supervising the Contractor, administering the Contract, certifying
payments due to the Contractor, issuing and valuing Variations to the Contract, awarding
extensions of time, and valuing the Compensations Events.
Equipment is Contractor’s machinery and vehicles brought temporarily to the
site to construct the Works.
The Initial Contract Price is the Contract Price listed in the Employer’s Letter of
Sign of Contractor Executive Engineer ( C )
The Intended Completion Date is the date on which it is intended that the
Contractor shall complete the Works. The Intended Completion Date is specified in the
Contract Data. The Intended Completion Date may be revised only by the Engineer by
issuing an extension of time.
Materials are all supplies, including consumables, used by the contractor for
incorporation in the works.
Plant is any integral part of the work which is to have mechanical, electrical,
electronic or chemical or biological functions.
The Site is the area defined as such in the Contract Data.
Site Investigation Reports are those which were included in the Bidding
documents and are factual interpretive reports about the surface and subsurface
conditions at the site.
Specifications means the Specifications of the works included in the Contract and
any modification or addition made or approved by the Engineer.
The Start Date is given in the Contract Data. It is the date when the Contractor shall
commence execution of the works. It does not necessarily coincide with any of the Site
Possession Dates.
A Subcontractor is a person or corporate body who has a Contract with the
Contractor to carry out a part of the work in the Contract which includes work on the Site.
Temporary Works are works designed, constructed, installed, and removed by
the Contractor which are needed for construction or installation of the Works.
A Variation is an instruction given by the Engineer, which varies the Works. The
Works are what the Contract requires the Contractor to construct, install,
And turnover to the Employer, as defined in the Contract Data.
2. Interpretation
2.1 In interpreting these Conditions of Contract, singular also means plural, male also
means female or neuter and the other way around. Heading have no significance.
Words have their normal meaning under the language of the Contract unless
specifically defined. The Engineer will provide instructions clarifying queries about
Conditions of Contract.
2.2 If sectional completion is specified in the Contract Data, references in the
Conditions of Contract to the Works, the Completion date, and Intended Completion
Date apply to any Section of the Works (other than references to the Completion
Date and Intended Completion date for the whole works)
2.3 The documents forming the Contract shall be interpreted in the following order of
(2) Letter of Acceptance, notice to proceed with works
(3) Contractor’s Bid
Sign of Contractor Executive Engineer ( C )
(4) Contract Data
(5) Conditions of Contract including Conditions of Contract
(6) Specifications
(8) Bills of quantities and
(9) Any other document listed in the Contract Data as forming part of the
3. Language and Law
3.1 The language of the Contract and the law governing the Contract are stated in the
4. Engineers Decisions
4.1 Except where otherwise specifically stated, the Engineer will decide contractual
matters between the Employer and the Contractor in the role representing the
5.1 The Engineer may delegate any of his duties and responsibilities to other people
after notifying the Contractor and may cancel any delegation after notifying the
6. Communications
6.1 Communications between parties which are referred to in the conditions are effective
only when in writing. A notice shall be effective only when it is delivered (in terms
of Indian Contract Act).
7. Sub-Contracting
7.1 The Contractor may sub contract any portion of work, up to a limit specified in
contract data, with the approval of the engineer but may not assign the Contract
without the approval of the Employer in writing. Subcontracting shall not alter the
Contractor’s obligations. Sub-contracting of supply or specific items of work is
7.2 The sub-contractor must be registered in appropriate class and category for the
part of work to be subcontracted.
8. Other Contractors
8.1 The Contractor shall cooperate and share the Site with other contractors, public
authorities, utilities and the Employer between the dates given in the Schedule of
other Contractor. The Contractors shall as refer to in the Contract Data, also provide
facilities and services for them as described in the Schedule. The employer may
modify the schedule of other contractors and shall notify the contractor of any such
Sign of Contractor Executive Engineer ( C )
9.1 The Contractor shall employ the key personnel named in the Schedule of Key
Personnel as referred to in the Contract Data to carry out the functions stated in the
Schedule or other personnel approved by the Engineer. The Engineer will approve
any proposed replacement of key personnel only if their qualifications, abilities, and
relevant experience are substantially equal to or better than those of the personnel
listed in the Schedule.
9.2 If the engineer asks the Contractor to remove a person who is a member of the
Contractor Staff or his work force stating the reasons the Contractor shall ensure
that the person leaves the Site within seven days and has no further connection
with the work in the Contract.
10. Employer’s and Contractors Risks
10.1 The Employer carries the risk which these Contract states are Employer’s risks,
and the Contractor carries the risks which these Contracts states are Contractors
11. Employer’s Risks
11.1 The employer is responsible for the excepted risks which are (a) in so far as they
directly affect the execution of the Works, the risks of war, hostilities, invasion, act
of foreign enemies, rebellion, revolution, insurrection or military or usurped power,
civil war, riot commotion or disorder (unless restricted to the Contractor’s
employees), and contamination from any nuclear fuel or nuclear waste or
radioactive toxic explosive.
12. Contractor’s Risks
12.1 All risks of loss of or damages to physical property and of personal injury and death
which arise during and in consequence of the performance of the Contract other
than the excepted risks are the responsibility of the Contractor.
13.1 The Contractor shall provide, in the joint names of the Employer and the
Contractor, insurance cover from the Start date to the end of the Defects Liability
Period, in the amounts and deductibles stated in the Contract data for the following
events which are due to the Contractor’s risks:
(a) Loss of or damage to the works, Plant and materials,
(b) Loss of or damage to Equipment
(c) Loss of or damages of property (expect the Works, Plant, Materials and
Equipment) in connection with the Contract; and
(d) Personal injury or death.
13.2 Policies and certificates for insurance shall be delivered by the Contractor to the
Engineer for the Engineer’s approval before the Start Date. All such insurance shall
provide for compensation to be payable in the types and proportions of currencies
required to rectify the loss or damage incurred.
Sign of Contractor Executive Engineer ( C )
13.3 If the Contractor does not provide any of the policies and certificates required, the
Employer may affect the insurance which the Contractor should have provided and
recover the premiums the Employer has paid from payments otherwise due to the
Contractor or, if no payment is due, the payment of the premiums shall be a debt
13.4 Alterations to the terms of an insurance shall not be made without the approval of
13.5 Both parties shall comply with any conditions of the insurance policies.
14. Site Investigation Report
14.1 The Contractor in preparing the Bids hall rely on any site Investigation reports
referred to in the Contract Data, supplemented by any information available to the
15. Queries about the Contract data
15.1 The engineer will clarify queries on the Contract Data
16. Contractor to Construct the Works
16.1 The Contractor shall construct and install the works in accordance with the
specification and Drawings.
17. The Works to be completed by the Intended Completion Date
17.1 The Contractor may commence execution of the Works on the Start Date and shall
carry out the Works in accordance with the Programme submitted by the
Contractor, as updated with the approval of the Engineer, and complete them by the
Intended Completion date
18. Approval by the Engineer
18.1 The Contractor shall submit Specifications and Drawings showing the proposed
Temporary works to the Engineer, who is to approve them if they comply with the
Specifications and drawings.
18.2 The Contractor shall be responsible for design of temporary works.
18.3 The Engineer’s approval shall not alter the contractor responsibility for design of
the Temporary works.
18.4 The Contractor shall obtain approval of third parties to the design of the Temporary
works where required.
18.5 All Drawings prepared by the Contractors for the execution of the temporary or
permanent work are subject to prior approval by the Engineer before their use.
19.1 The Contractor shall be responsible for the safety of all activities on the Site.
Sign of Contractor Executive Engineer ( C )
20. Discoveries
20.1 Anything of historical or other interest or of significant value unexpectedly
discovered on the site is the property of the Employer. The contractor is to notify
the engineer of such discoveries and carry out the Engineer’s instructions for
dealing with them.
21. Possession of the Site
21.1 The Employer shall give possession of all parts of the site to the Contractor. If
possession of a part is not given by the date stated in the Contract Data the
Employer is deemed to have delayed the start of the relevant activities and this will
be a Compensation Event.
21.2 If within 25% of the time limit of the project, 80% of possession of the site is not
handed over to the Contractor, then contractor/ Employer may fore-close the
contract. Contractor/Employer has to fore close the work within 30 days after lapse
of 25%-time limit and after 30 days foreclosure option will be closed.
22. Access to the Site
22.1 The Contractor shall allow the Engineer and any person authorized by the Engineer
access to the Site, to any place where work in connection with the Contract is being
carried out or is intended to be carried out and to any place where materials or
plants are being manufactured/ fabricated/ assembled for the works.
23. Instructions
23.1 The Contractor shall carry out all instructions of the Engineer pertaining to works
which comply with the applicable laws where the site is located.
23.2 The Contractor shall permit the Employer to inspect the Contractor’s accounts and
records relating to the performance of the Contractor and to have them audited by
auditors appointed by the Employer, if so required by the Employer.
24.1 If the Contractor is of the view that a decision taken by the Engineer was either
outside the authority given to the Engineer by the Contract or that the decision
was wrongly taken, the decision shall be referred to Superintending Engineer
(Higher Authority) within 14 days of the notification of the Engineer's decision. If
the issue is not resolved, any party can refer the matter for conciliation within
days from the decision given by the Superintending Engineer of concerned Project
Implementation Unit.
(a) For the work up to Rs.100 Cr., if any of the parties is not satisfied with the
decision of the #Superintending Engineer of concerned Project
Implementation Unit, both the parties have to refer to the Chief Engineer
concern for the conciliation process.
(b) For the work more than Rs.100 Cr., if any of the parties is not satisfied with
the decision of the #Superintending Engineer, both the parties have to refer to
the #Secretary, Roads & Building Department, Government of Gujarat for the
conciliation process.
Sign of Contractor Executive Engineer ( C )
If the dispute is not resolved through the conciliation process, he may refer the
dispute to Gujarat Public Works Contract Dispute Arbitration Tribunal. If the
Contractor fails to refer a claim / dispute to the Higher Authority within 14 days of
the notification of the Engineer's decision, the Contractor shall not be entitled to
any additional payment/claim if he doesn’t follow the above sequence in stipulated
time and he should not stop the work.
25. Procedure for Disputers
25.1 The arbitration shall be conducted in accordance with the arbitration
procedure stated in the Special Conditions of Contract.
Sign of Contractor Executive Engineer ( C )
27.1 Within the time stated in the Contract Data the Contractor shall submit to the
Engineer for approval a Programme showing the general methods, arrangements
orders, and timing for all the activities in the works along with monthly cash flow
27.2 An update of the Programme shall be a programme showing the actual progress
achieved on each activity and the effect of the progress achieved on the timing of
the remaining work including any changes to the sequence of the activities.
27.3 The Contractor shall submit to the Engineer, for approval an updated programme at
intervals no longer than the period stated in the Contract data. If the Contractor
does not submit an updated programme within this period, the Engineer may
withhold the amount stated in the Contract data from the next payment after the
date on which the overdue programme has been submitted.
27.4 The Engineer’s approval of the programme shall not alter the Contractor’s
obligations. The Contractor may revise the programme and submit it to the
Engineer again at any time. A revised programme is to show the effect of Variations
and Compensations events.
28. Extension of the Intended Completion Date
28.1 The Engineer shall extend the Intended Completion Date if a compensation Event
occurs or a Variation is issued which makes it impossible for completion to be
achieved by the Intended Completion Date without the Contractor taking steps to
accelerate the remaining work and which would cause the Contractor to incur
additional cost.
28.2 The Engineer shall decide whether and by how much to extend the Intended
Completion Date within 35 days of the Contractor asking the Engineer for a
decision upon the effect of a compensation event or Variation and submitting full
supporting information. If the Contractor has failed to give early warning of a delay
or has failed to cooperate in dealing with a delay, the delay by this failure shall not
be considered in assessing the new Intended Completion Date.
28.3 The Engineer shall within 14 days of receiving full justification from the contractor
for extension of Intended Completion Date refer to the Employer his decision. The
employer shall in not more than 21 days communicate to the engineer the
acceptance or otherwise of the Engineer’s decision. If the employer fails to give his
acceptance, the Engineer shall not grant the extension and the contractor may refer
the matter under Clause
30. Delays Ordered by the Engineer
30.1 The Engineer may instruct the Contractor to delay the start or progress of any activity
within the works.
Sign of Contractor Executive Engineer ( C )
31. Management Meetings
31.1 Either the Engineer or the Contractor may require the other to attend a
management meeting. The business of a management meeting shall be to review
the plans for remaining work and to deal with matters raised in accordance with
the early warning procedure.
31.2 The Engineer shall record the business of management meetings and is to provide
copies of his record to those attending the meeting and to the Employer. The
responsibility of the parties for actions to be taken is to be decided by the Engineer
either at the management meeting or after the management meeting and stated in
writing to all who attended the meeting.
32. Early Warning
32.1 The Contractor is to warn the Engineer at the earliest opportunity of specific likely
future events or circumstances that may adversely affect the quality of the work,
increase the Contract price or delay the execution of works. The Engineer may
require the contractor to provide an estimate of the expected effect of the future
event or circumstance on the contract price and completion date. The estimate is to
be provided by the Contractor as soon as reasonably possible.
32.2 The Contractor shall cooperate with the Engineer in making and considering
proposals for how the effect of such an event or circumstance can be avoided or
reduced by anyone involved in the work and in carrying out any resulting
instruction of the Engineer.
Sign of Contractor Executive Engineer ( C )
C. QUALITY CONTROL
# 33. Identifying Defects/Defect liability period
33.1 : Defect liability period: The contractor shall be responsible to make good and remedy
at his own expense any defect which may develop or may be noticed before the period
mentioned hereunder from the certified date of completion. The Engineer in charge
shall give the contractor a notice in writing about the defects and the contractor shall
make good the same within 15 days of receipt of the notice. In the case of failure on the
part of the contractor, the Engineer- in-charge may rectify or remove or re-execute the
work at the risk & cost of the contractor. The Engineer-in-charge shall be entitled to
appropriate the whole or any part of the amount of security deposit towards the
expenses, if any, Incurred by him in rectification, removal or re-execution. The Defects
Liability period shall be as under...
(a) For all works costing up to Rs. 50,000(amount put to tender), the period shall be
Months from the certified date of completion.
(b) For all works costing more than Rs. 50,000 and up to Rs. 1 crore (amount put
tender), the period shall be 12 (Twelve) months from the certified date of
completion or one monsoon, whichever is later.
(c) For major projects costing more than Rs. 1 crore, the period shall be 36 Months
from the certified date of completion which should include three monsoons.
(d) For original building works the defect liability period will be 4 years or elapse of
monsoon period following date of possession of building taken over by user agency
following the certified date of completion, whichever is later.
For the purpose of deciding the monsoon period, the 30th September shall be
treated as the last date.
Modified vide R & B D Circular No. PAC-11-102008-2076-N dated 31/8/2009,
PRCH/102013(2976) 2759-N, Dated 27/05/2013 and Circular No.
TNC/10/2016/Clause 17A (Correction/ (1) C Dated 12/05/2016]
33.2 Free maintenance guarantee period for works of Road/Bridge construction
(a) For resurfacing work of road free maintenance guarantee period one year from the
date of completion.
(b) In case of widening of the road/strengthening of the road/bridge, the contractor
shall have to give four years free maintenance guarantee from the certified date of
completion. During this period the contractor shall visit the site every six months
along with the concerned Section Officer / Deputy Executive Engineer and will
examine the work already carried out in this contract like road work, jungle cutting,
side shoulders, side gutter, road furniture, patta etc. and will prepare Km. wise
inspection report duly signed by all concerned and any defect observed shall be
done within 15 days by the contractor at his risk and cost as per the direction of
Engineer in charge. The contractor needs to do videography of these visits and
require to submit at the time of release of FMG. If B.T. the surface during the
maintenance period of 4 years is worn out then agency shall have to provide
renewal coating as per tender item as directed by the Engineer-in- charge. The
amount equivalent to 5% of each running bill shall be withheld and will be released
after the free maintenance guarantee period (i.e. 4 years) is over.
Sign of Contractor Executive Engineer ( C )
However, this amount shall be released against fixed deposit or bank guarantee
pledged in the name of Executive Engineer after completion certificate of work is
(1) The flakiness and elongation index (combined) for coarse aggregates under no
circumstances shall exceed the allowable limit set forth in the relevant clause for the
material in question.
(2) 2% of the amount eligible for the payment of bituminous items shall be withheld till
the miscellaneous items like earthwork in embankment / cutting for side shoulders,
side gutters, kilometer / indicator / guard stones, sign boards etc. are completed in
all respect by the contractor. After completion of the miscellaneous items, the above
said 2% withheld amount shall be released.
(Govt. of Gujarat's G.R.No.: TNC-10-2013-3(Part-3)/C, Dtd.13/12/2013).
(3) Videography for the surface under Maintenance Guarantee is to be done as per Govt.
letter No.: SSR/10/2015-16/26/C, Dt. 26/11/15 for the work costing more than Rs.
(4) Setting up of adequate laboratory &deployment of quality engineers.
The contractor shall have to set up the laboratory with adequate equipment. Till the
setting up of adequate laboratory is completed & reported of this to the engineer
(subject to due verification by engineer’s representative) by contractor in writing,
Rs.2,00,000/- shall be withheld. The qualified quality Engineer shall be deployed
exclusively for this contract by the contractors. If quality Engineer is not deployed
by contractor within one month after the date of work order, the amount equivalent
to Rs. 20,000 per month shall be recovered till the actual deployment of quality
engineer. The amount so recovered towards the deployment of quality engineers
shall not be refunded.
(5) Asphalt work will have to be cross checked as per G.R. No.: RGN/60/2006/35/C,
dtd.31/05/07 before final bill is paid.
(6) Maintenance during Construction Period
During the Construction Period, the Contractor shall maintain, at his own risk and
cost, the existing lane(s) of the road so that the traffic worthiness and safety thereof
are at no time materially inferior as compared to their condition 10 (ten) days prior
to the date of the Agreement, and shall undertake the necessary repair and
maintenance works for this purpose; provided that the Contractor may, at his cost,
interrupt and divert the flow of traffic if such interruption and diversion is
necessary for the efficient progress of works and conforms to Good Industry
Practice; provided further that such interruption and diversion shall be undertaken
by the Contractor only with the prior written approval of the Executive Engineer
which approval shall not be unreasonably withheld. For the avoidance of doubt, it is
Sign of Contractor Executive Engineer ( C )
agreed that the Contractor shall at all times be responsible for ensuring safe
operation of the road.
33.3 The Engineer shall check the Contractor’s work and notify the Contractor of any defects
that are found. Such checking shall not affect the Contractor’s responsibilities the
Engineer may instruct the Contractor to search for a Defect and to uncover and test any
work that the Engineer considers may have a Defect.
34.1 If the engineer instructs the Contractor to carry out a test not specified in the
Specification to check whether any work has a Defect and the test shows that it
does, the Contractor shall pay for the test and any samples. If there is no defect the
test shall be a Compensation Event.
34.2 #1% of the amount of work done should be deducted from R.A. Bill of the
contractor for testing the quality of material workmanship, irrespective of actual
34.3 Agency has to establish testing laboratory on site for the various test to be carried
out in the work for this purpose agency shall construct a pukka laboratory building
with all facility on site at location specified by the engineer in charge.
35. Correction of defects
35.1 The engineer shall give notice to the Contractor of any defects before the end of the
defects Liability Period, which begins at Completion and is defined in the contract
data. The Defects Liability Period shall be extended for as long as Defects remain to
35.2 Every time notice of a Defect is given, the Contractor shall correct the notified
defect within the length of time specified by the Engineer’s notice.
36. Uncorrected Defects
36.1 If the Contractor has not corrected a defect within the time specified in the
Engineer’s notice, the Engineer will assess the cost of having the Defect corrected,
and the Contractor will pay this amount.
Sign of Contractor Executive Engineer ( C )
C. COST CONTROL
37. Bill of Quantities
37.1 The bill of Quantities shall contain items for the constructions, installation,
testing and commissioning work to be done by the Contractor.
37.2 The bill of Quantities is used to calculate the Contract price. The Contractor is paid
for the quantity of the work done at the rate in the Bill of Quantities for each item.
38. Change in the Quantities
38.1 The Engineer shall have power to make any alterations in or addition to the original
specifications, drawings, designs and instructions that may appear to him to be
necessary or advisable during the progress of the work and the contractor shall be
bound to carry out the work in accordance with any instruction in this connection
which may be given to him in writing signed by the Engineer and such alteration
shall not invalidate the contract and any additional work which the contractor may
be directed to do in the manner above specified as part of the work shall be carried
out by the contractor on the same conditions in all respects on which he agreed to
do the main work and at the same rate as are specified in the tender for the main
Except that when the quantity of any item exceeds the quantity as in the tender by
more than 130%, the contractor will be paid for the quantity in excess of 130%, at
the rate entered in the SOR of the year during which the excess in quantity is first
39.1 All Variations shall be included in updated programmes produced by the
40. Payments for Variations
40.1 If the additional or altered work includes any class of work for which no rate is
specified in this contract, then such class of work shall be carried out as under.
(i) At the rate derived from the item within the contract which is comparable to the
one involving additional or altered class of work; where there are more than one
comparable items, the item of the contract which is nearest in comparison with
regard to class or classes of the work involved shall be selected and the decision of
the Superintending Engineer of concerned Project Implementation Unit as to
the nearest comparable item shall be final and binding on the contractor.
(ii) If the rate cannot be derived in accordance with (i) above, such class of works shall
be carried out at the rate entered in the Schedule of Rates of the division for the year
Sign of Contractor Executive Engineer ( C )
in which the tender was received, increased or decreased by the percentage by which the
tender amount is more or less as compared to the amount arrived at the rates in the
“Schedule of Rates” of the Division in the year in which the tender was received. If the
Schedule of rates of the Division does not contain all the items, the percentage increase or
decrease of the tender shall be calculated considering such items which were included in
the “Scheduled Rates” of the division for the year and for materials consumed on such item
the rate to be charged would be the basic rate taken into account for fixing the rate in S.O.R.
referred to above.
(iii) If it is not possible to arrive at the rate from (i) and (ii) above, such
class of work shall be carried out at the rate decided by the competent
authorities on the basis of detailed rate analysis after hearing the contractor
before a Committee of two Superintending Engineers- Superintending
Engineer (Civil) - Head Quarter circle and Superintending Engineer of
concerned Project Implementation Unit.
40.2 If the additional or altered work, for which no rate is entered in the “Schedule of
Rates” of the Division is ordered to be carried out before the rate is agreed upon,
then the contractor shall within seven days of the date of receipt by him of the
order to carry out the work, inform the Engineer-in-charge of the rate, which it is
his intention to charge for such class of work and if the Engineer in charge does not
agree to this rates, he shall by notice in writing be at liberty to cancel his order to
carry out such class of work and arrange to carry it out in such manner as he may
consider it advisable, provided always that if the contractor shall commence work
or incur any expenditure in regard thereof before the rates shall have been
determined as lastly hereinbefore mentioned, then in such cases he shall only be
entitled to be paid in respect of the work carried out or expenditure incurred by
him prior to the date of the determination of the rate as aforesaid according to such
rate or rates as shall be fixed by the Engineer-in-charge. In the event of the dispute,
the decision of the Superintending Engineer of the concerned Project
Implementation Unit shall be final.
Where, however, the work is to be executed according to the designs,
drawings and specifications recommended by the contractor and accepted by the
competent authority, the alternation above referred to shall be within the scope of
such designs, drawings and specifications appended to the tenders.
The time limit for the completion of the work shall be extended in the
proportion that the increase in the cost occasioned by alterations bears to the cost
of the original work and the certificate of the Engineer-in-charge as to such
proportion shall be final and conclusive.
41. Cash Flow Forecasts
41.1 When the programme is updated, the contractor is to provide the engineer with an
updated cash flow forecast.
Sign of Contractor Executive Engineer ( C )
42. Payment certificates.
42.1 The Contractor shall submit to the Engineer monthly statements of the estimated
value of the work completed less the cumulative amount certified previously.
42.2 The Engineer shall check the Contractor’s monthly statement within 14 days and
certify the amount to be paid to the Contractor after taking in to account any credit
or debit for the month in question in respect of materials for the works in the
relevant amounts and under conditions set for thin sub-clause
32.3 of the Contract Data (secured Advance).
42.3 The value of work executed shall be determined by the Engineer.
42.4 The value of work executed shall comprise the value of the quantities of the items
in the Bill of Quantities completed.
42.5 The value of work executed shall include the valuation of variations and
compensation events.
42.6 The Engineer may exclude any item certified in a previous certificate or reduce the
proportion of any item previously certified in any certificate in the light of later
43.1 Payments shall be adjusted for deductions for advance payments, retention, other
recoveries in terms of the contract and taxes at source, as applicable under the law.
The Employer shall pay the Contractor the amounts certified by the Engineer
within 28 days of the date of each certificate.
43.2 Payment of GST (prevailing rates) on the amount payable under the contract to the
Contractor will be made by the Employer. Hence, it is the responsibility of the
contractor to pay the GST to the concerned Authority.
43.3 Items of the works for which no rate or price has been entered in will not be paid
by the Employer and shall be deemed covered by other rates and prices in the
44. Compensation events
44.1 The following are compensation Events unless they are caused by the Contractor:
(a) The Employer does not give access to apart of the Site by the site
Possession date stated in Contract data to the Contractor
44.2 In case of compensation event occurs and it prevents the work being completed
beyond the Intended Completion Date then Authority will approve EOT with
eligible contractual price escalation.
Sign of Contractor Executive Engineer ( C )
45.1 The rates quoted by the Contractor must be inclusive of all taxes prevailing on due
date of bid submission except GST. However, any subsequent changes in the tax
structure by Government after due date of bid submission will be compensated (+/-
) on availability or submission of actual documentation. Contractor will have to
intimate Engineer regarding changes occurred in the tax structure after bid
submission. If the contractor fails to provide such information and if any financial
obligation may arise due to change in tax structure, same will be recovered from
the contractor.
45.2 GST will be paid separately on the bills. Hence, it is the responsibility of the
contractor to pay the GST to the concerned Authority.
46. Currencies.
46.1 All payment shall be made in Indian Rupees.
47. Price Adjustment
47.1 Contract price shall be adjusted for increase or decrease in rates and price of
labour, materials, fuels and lubricants in accordance with the following principles
and procedures and as per formula given in the contract data:
(a) The price adjustment shall apply for the work done from the start date given in
the contract data up to end of the initial intended completion date or extensions
granted by the Engineer and shall not apply to the work carried out beyond the
stipulated time for reasons attributable to the contractor.
(b) The price adjustment shall be determined during each month from the formula
given in the contract data.
(c) Following expressions and meanings during to the work done during each
R = Total value of work done during the month. It would include the amount of
secured advance granted, if any, during the month less the amount of secured
advance recovered, if any during the month. It will exclude value for works
executed under variations for which price adjustment will be worked separately
based on the terms mutually agreed.
47.2 To the extent that full compensation for any rise or fall in costs to the contractor is
not covered by the provisions of this or other clause in the contract, the unit rates
and prices included in the contract shall be deemed to include amounts to cover the
contingency of such other rise or fall in costs.
48.1 The Employer shall retain from each payment due to Contractor the proportion
stated in the Contract Data until Completion of the whole of the Works.
Sign of Contractor Executive Engineer ( C )
48.2 On Completion of the whole of the Works half the total amount retained is repaid to
48.2 On Completion of the whole of the Works half the total amount retained is repaid to
the Contractor and half when the Defects Liability Period has passed and the
Engineer has certified that all Defects notified by the Engineer to the Contractor
before the end of this period have been corrected.
48.3 On completion of the whole works, the contractor may substitute retention money
with an “on demand” Bank guarantee.
In case, Contractor requests for refund of the Retention Money deducted by
the Employer under the provision of this clause, Employer shall consider the said
request of the Contractor provided that the refund here under shall be made in
tranches of not less than 1% (One Percent) of the Contract Price and Contractor
furnishes an irrevocable and unconditional Bank guarantee for an equal amount
substantially in the format of Bank Guarantee for Performance Guarantee enclosed
with SBD and valid up to 60 day beyond the scheduled / extended Defects Liability
Period. On completion of the whole works, the contractor has however an option to
submit a fresh irrevocable and unconditional Bank Guarantee for an amount equal
to 5% of the total value of work executed substantially in the format of Bank
Guarantee for Performance Guarantee enclosed with SBD and valid up to 60 days
beyond the Defect Liability Period and yet refund the Retention Money Bank
Guarantee submitted for refund of Retention Money.
49. Liquidated Damages
49.1 The Contractor shall pay liquidated damages to the Employer at the rate per day
stated in the Contract Data for each day that the Completion Date is later than the
Intended Completion Date (for the whole works or the milestone as stated in the
contract data). The total amount of liquidated damages shall not exceed the amount
contract data). The total amount of liquidated damages shall not exceed the amount
defined in the Contract Data. The Employer may deduct liquidated damages from
payment due to the Contractor. Payment of liquidated damages does not affect the
Contractor’s liabilities.
49.2 If the Intended Completion Date is extended after liquidated damages have been
paid, the Engineer shall correct any overpayment of liquidated damages by the
Contractor by adjusting the next payment certificate. The Contractor shall not be
entitled for any interest on the over payment calculated from the date of payment
to the date of repayment.
49.3 If the contractor fails to comply with the time for completion as stipulated in the
tender, then the contractor shall pay to the employer the relevant sum stated in the
Contract Data as Liquidated damages for such default and not as penalty for
everyday or part of day which shall elapse between relevant time for completion
and the date stated in the taking over certificate of the whole of the works on the
relevant section, subject to the limit stated in the contract data.
The employer may, without prejudice to any other method of recovery
deduct the amount of such damages from any monies due or to become due to the
contractor. The payment or deduction of such damages shall not relieve
Sign of Contractor Executive Engineer ( C )
The contractor from his obligation to complete the works on from any other of his
obligations and liabilities under the contract.
49.4 If, before the Time for Completion of the whole of the Works or, if applicable any
Section, a Taking Over Certificate has been issued for any part of the Works or of a
Section, the liquidated damages for delay in completion of the remainder of the
Works or of that Section shall, for any period of delay after the date stated in such
Taking-Over-Certificate, and in the absence of alternative provisions in the
Contract, be reduced in the proportion which the value of the part so certified bears
to the value of the whole of the Works or Section, as applicable. The provisions of
this Sub-clause shall only apply to the rate of liquidated damages and shall not
affect the limit there of.
50.1 If the contractor achieves completion of the whole of the works prior to the
intended Completion Date prescribed in Contract Data the Employer shall pay to the
contractor a sum stated in Contract Data as bonus for every completed month but
subjected to maximum amount as stated in Contract Data; which shall elapse
between the date of completion of all items of works as stipulated in the contract,
including variations ordered by the Engineer and the time prescribed in Clause
50.2 Bonus shall be paid only to works amounting to above INR 5 crore with time limit of
the works is equal or more than 6 months. The bonus would be paid as under
% of Time Saved % of Initial Contract Price
entitled for Bonus
Less than 10% 0%
51. Advance Payment.
51.1 The Employer shall make advance payment (not to be paid less than two
installments except in special circumstances for which the reason to be Recorded in
writing) to the Contractor of the amounts stated in the Contract Date by the date
stated in the Contract Date, against provision by the Contactor of an Unconditional
Bank Guarantee in a form and by a bank acceptable to the Employer in amounts and
currencies equal to be at least 110% of the advance payment. The guarantee shall
remain effective until the advance payment has been repaid, but the amount of the
guarantee shall be progressively reduced by the amounts repaid by the Contractor. The
Mobilization advance would be deemed as interest bearing advance at an interest rate of
10 % to be compounded, quarterly.
Sign of Contractor Executive Engineer ( C )
51.2 The Contractor is to use the advance payment only to pay for Equipment, plant and
Mobilization expenses required specifically for execution of the Works. The
Contractor shall demonstrate that advance payment has been used in this way by
supplying copies of invoices or other documents to the engineer.
51.3 The advance payment shall be repaid by deduction proportionate amount from
payments otherwise due to the Contractor, following the schedule of completed
percentages of the Works on a payment basis. No account shall be taken of the
advance payment or its repayment in assessing valuations of work done, variations,
price adjustments, Compensation Events, or Liquidated damages.
52.1 The performance Security (including additional security for unbalanced bids) shall
be provided to the Employer no later than the date specified in the Letter of
Acceptance and shall be issued in an amount and form and by a bank or surety
acceptable to the Employer, and denominated in Indian Rupees. The performance
Security shall be valid until a date 60 days from the date of expiry of Defects
Liability Period and the additional security for unbalanced bids shall be valid until a
date 28 days from the date of issue of the certificate of completion.
54. Cost of Repairs.
54.1 Loss or damage to the Works or Materials to be incorporated in the Works between
the Start date and the end of Defects Correction periods shall be remedied by the
Contractor at the Contractor’s cost if the loss or damages arises from the
Contractor’s acts or omissions.
Sign of Contractor Executive Engineer ( C )
D. FINISHING THE CONTRACT
55.1 The Contractor shall request the Engineer to issue a Certificate of Completion of the
works and the Engineer will do so upon deciding that the work is completed.
56. Taking Over
56.1 The Employer shall take over the Site and the Works within seven days of the
Engineer issuing a certificate of Completion.
57. Final Account
57.1 The Contractor shall supply to the Engineer a detailed final account of the total
amount that the Contractor considers payable as full and final settlement of all
claims under the Contract for items before the end of the Defects Liability Period.
The Engineer shall issue a Defect Liability Certificate and certify any final payment
that is due to the Contractor within 56 days of receiving the Contractor's account if
it is correct and complete. If it is not, the Engineer shall issue within 56 days a
schedule that states the scope of the corrections or additions that are necessary. If
the Final Account is still unsatisfactory after it has been resubmitted, the Engineer
shall decide on the amount payable to the Contractor and issue a payment
certificate, within 56 days of receiving the Contractor’s revised account.
57.2 If reversal in characteristic of tender (L1 becoming L2) on account of excesses and
savings in final account is observed, the Engineer/Employer shall be at liberty to
restrict the final payment of BOQ items to the lowest amount evaluated of the bids
considering the final quantities and the rates quoted including the rebates if any.
Payment of variation items shall however be made at the rates approved by the
Employer, within 90 days from the physical completion of work.
58. Operating and Maintenance Manuals
58.1 If “as built” drawings and/or operating and maintenance manuals are required, the
Contractor shall supply them by the dates stated in the Contract data.
58.2 If the Contractor does not supply the Drawings and/or manuals by the dates stated
in the Contract data, or they do not receive the Engineer’s approval, the Engineer
shall withhold the amount stated in the Contract Data from payments due to the
59. Termination
59.1 The Employer or the Contractor may terminate the Contract if the other party
causes a fundamental breach of the Contract.
Sign of Contractor Executive Engineer ( C )
59.2 Fundamental breaches of Contract include, but shall not be limited to the following:
1. The contractor stops work for 28 days when no stoppage of work is shown on
the current programme and the stoppage has not been authorized by the
2. The Engineer instructs the Contractor to delay the progress of the Works and
the instructions is not withdrawn within 28 days;
3. The Employer or the Contractor is made bankrupt or goes into liquidation other
than for a reconstructions or amalgamation
4. A payment certified by the Engineer is not paid by the Employer to the
Contractor within 56 days of the date of the Engineer’s certificate
5. The Engineer gives Notice that failure to correct a particular Defect is a
fundamental breach of Contract and the Contractor fails to correct it within a
reasonable period of time determined by the Engineer;
6. The Contractor does not maintain a security which is required;
7. The Contractor has delayed the completion of works by the number of days for
which the maximum amount of liquidated damages can be paid as defined in the
Contract data; and
8. If the Contractor, in the judgment of the Employer has engaged in corrupt or
fraudulent practices in competing for or in executing the Contract.
For the purpose of this paragraph: “corrupt practice” means the offering,
giving, receiving or soliciting of anything of value to influence the action of a public
official in the procurement process or in contract execution. “Fraudulent practice”
means a misrepresentation off acts in order to influence a procurement process or
the execution of a contract to the detriment of the borrower, and includes collusive
practice among Bidders (prior to or after bid submission) designed to establish bid
prices at artificial non-competitive levels and to deprive the Borrower of the
benefits of free and open competition.
59.3 When either party to the Contract gives notice of a breach of contract to the
Engineer for a cause other than those listed under Sub Clause 59.2 above, the
Engineer shall decide whether the breach is fundamental or not.
59.4 Notwithstanding the above, the employer may terminate the Contract for
60. Payment upon Termination
60.1 If the Contract is terminated because of a fundamental breach of Contract by the
Contractor, the Engineer shall issue a Certificate for the value of the work done less
advance payments received up to the date of the issue of the certificate, less other
recoveries due in terms of the contract, less taxes due to deducted at source as per
Sign of Contractor Executive Engineer ( C )
applicable law and less the percentage to apply to the work not completed as indicated in
the Contract data. Additional Liquidated Damages shall not apply. If the total amount due to
the Contract data. Additional Liquidated Damages shall not apply. If the total amount due to
the Employer exceeds any payment due to the Contractor the difference shall be a debt
payable to the Employer.
60.2 If the Contract is terminated at the Employer’s convenience or because of a
fundamental breach of Contract by the Employer, the Engineer shall issue a
certificate for the value of the work done, the cost of balance material brought by
the contractor and available at site, the reasonable cost of removal of equipment,
repatriation of the Contractor’s personnel employed solely on the works, and the
Contractor’s cost of protecting and securing the Works and less advance payment
received up to the date of the certificate, less other recoveries due in terms of the
contract and less taxes due to deducted at source as per applicable law.
61.1 All materials on the Site, Plant Equipment, Temporary Works and Works are
deemed to be property of the Employer, if the Contract is terminated because of a
Contractor’s default.
62. Release from Performance
62.1 If the Contract is frustrated by the outbreak of war of by any other event entirely
outside the control of either the Employer or the Contractor the Engineer shall
certify that the Contract has been frustrated. The Contractor shall make the Site
safe and stop work as quickly as possible after receiving this certificate and shall be
paid for all work carried out before receiving it and for any work carried out
afterwards to which commitment was made.
Sign of Contractor Executive Engineer ( C )
E. SPECIAL CONDITIONS OF CONTRACT
The Contractor shall, unless otherwise provided in the Contract, make his
own arrangements for the engagement of all staff and labour, local or other, and for
their payment of housing, feeding and transport.
The Contractor shall, if required by the Engineer, deliver to the Engineer a
return in detail, in such form and at such intervals as the Engineer may prescribe,
showing the staff and the numbers of the several classes of labour from time to time
employed by the Contractor on the site and such other information as the Engineer
64. COMPLIANCE WITH LABOUR REGULATIONS
During continuance of the contact, the Contractor and his sub- contractor
shall abide at all times by all existing labour enactments and rules made
thereunder, regulations, notification and bye laws of the State or central
Government or local authority and any other labour law (including rules),
regulations, bye laws that may be passed or notifications that may be issued under
any labour law in future either by the State or the Central Government or the local
authority. Salient features of some of the major labour laws that are applicable to
the construction industry are given below. The Contractor shall keep the Employer
indemnified in case any action is taken against the Employer by the competent
authority on account of contravention of any of the provisions of any Act or rules
made thereunder, regulations or notifications including amendments. If the
Employer is caused to pay or reimburse, such amounts as may be necessary to
cause or observe, or for observance of the provisions stipulated in the
notifications/bye laws/Acts/Rules/regulations including amendments, if any, on
the part of the Contractor, the Engineer/employer shall have the right to deduct any
money due to the Contractor including his amount of performance security. The
Employer/Engineer shall also have the right to recover from the Contractor any
sum required or estimated to be required for making good the loss or damage
suffered by the Employer.
The employees of the Contractor and the Sub-Contractor in no case shall be
treated as the employees of the Employer at any point to time.
Sign of Contractor Executive Engineer ( C )
SALIENT FEATURES OF SOME MAJOR LABOUR AND OTHER LAWS APPLICABLE TO
ESTABLISHMENTS ENGAGED IN BUILDING AND OTHER CONSTRUCTIONS WORK
A) Workmen Compensation Act 1923:- The Act provides for compensation in case of
injury by accident arising out of and during the course of employment.
B) Payment of Gratuity Act. 1972:- Gratuity is payable to an employee under the Act on
satisfaction of certain conditions on separation if an employee has completed 5 years’
service or more on death, the rate of 15 days wages for every completed year of
service. The Act is applicable to all establishments employing 10 or more employees.
C) Employees P.F. and Miscellaneous Provision Act 1952:-The Act Provides for
monthly contributions by the employer plus workers @ 10% or 8.33% The benefits
payable under the Act are :
1. Pension or family pension on retirement or death, as the case may be.
2. Deposit linked insurance on the death in harness soft he worker.
3. Payment of P.F. accumulation on retirement/death etc.
D) Maternity Benefit Act 1951:- The Act provides for leave and some other benefits to
women employees in case of confinement or miscarriage etc.
E) Contract Labour (Regulation & Abolition) Act 1970: The Act provides for certain
welfare measures to be provided by the Contractor to contract labour and in case the
Contractor fails to provide, the same are required to be provided, by the Principal
Employer by Law. The principal Employer is required to take Certificate of Registration
and the Contractor is required to take license from the designated Officer. The Act is
applicable to the establishments or Contractor of Principal Employer, if they employ
or more contract labour.
F) Minimum Wages Act 1948:-The Employer is supposed to pay not less than the
Minimum Wages fixed by appropriate Government as per provisions of the Act, if the
employment is a scheduled employment. Construction of Building, Roads, Run ways
are scheduled employment.
G) Payments of wages Act 1936:-It lays down as to by what date the wages are to be
paid, when it will be paid and what deductions can be made from the wages of the
H) Equal remunerations Act 1979:- The Act provides for payment of equal wages for
work of equal nature to Male and Female workers and for not making discrimination
against female employees in the matter of transfer, training and promotions etc.
I) Payments of Bonus Act 1965:- The Act is applicable to all establishments employing
20 or more employees. The Act provides for payments of annual bonus subject to a
minimum of 8.33% of wages and maximum of 20 % of wages to employees drawing
Rs. 3500/- per month or less. The bonus to be paid to employees getting Rs, 2500/-
per month or above Rs. 3500/- per month shall be worked out by taking wages as Rs.
2500/-per month only. The Act does not apply to certain establishments. The newly set-up
establishments are exempted for five years in certain circumstances. Some of the State
Governments have reduced the employment size from 20 to 10 for the purpose of
applicability of this Act.
Sign of Contractor Executive Engineer ( C )
J) Industrial Disputes Act 1947:- The Act lays down the machinery and procedure for
resolutions of Industrial disputes, in what situations a strike or lock-out becomes
illegal and what are the requirements for laying off or retrenching the employees or
closing down the establishment.
K) Industrial employment (standing Orders) Act 1946:- It is applicable to all
establishments employing 100 or more workmen (employment size reduced by some
of the State and Central Government to 50). The Act provides for laying down rules
governing the conditions of employment by the Employer on matters provided in the
Act and get the same certified by the designated Authority.
L) Trade Unions Act 1926:-The Act lays the procedure for registration of trade unions
of workmen and employers. The Trade Unions registered under the Act have given
certain immunities from civil and criminal liabilities.
M) Child Labour (Prohibition & Regulation Act 1986 :-The Act prohibits employment
of children below 14 years of age in certain occupation sand process and provides for
regulation of employment of children in all other occupations and processes.
Employment of Child labour is prohibited in Building and Construction Industry.
N) Inter – State Migrant workmen’s (Regulation of Employment & Conditions of
service) Act 1979:-The Act is applicable to an establishment which employs 5 or
more inter-state migrant workmen through an intermediary (who has recruited
workmen in one state for employment in the establishment situated in another
state).The inter-state migrant workmen, is an establishment to which this Act
becomes applicable, are required to be provided certain facilities such as housing,
medical aid, traveling expenses from home up to the establishment and back, etc.
O) The Building and Other Construction workers (Regulation of employment and
Conditions of Service) Act 1996 and the Cess Act of 1996:-All the establishments
who carry on any building or other constructions work and employ 10 or more
workers are covered under this Act.
All such establishments are required to pay at the rate not exceeding 2% of the cost of
construction as maybe modified by the government. The Employer of the
establishment is required to provide safety measures at the Building or construction
work and other welfare measures, such as canteens, First Aid facilities, Ambulance,
Housing accommodations for workers near the workplace etc. The Employer to whom
the Act applies has to obtain a registration certificate from the Registering Officers
appointed by the Government.
P) Factories Act 1948 :-The Act lays down the procedure for approval of plans before
setting up a factory, health and safety provisions, welfare provisions, working hours,
annual earned leave and rendering information regarding accidents or dangerous
occurrences to designated authorities. It is applicable to premises employing
persons or more with aid of power or 20 or more persons without the aid of power
Sign of Contractor Executive Engineer ( C )
engaged in the manufacturing process.
Q) Royalty charges-The contractor shall pay the royalty to the competent
authority as per rule. The royalty charges paid shall be borne by the contractor
and shall not be reimbursed by the Employer.
R) Following Pollution control Acts and amendments made thereof from
time to time shall be applicable.
1. Water (Preservation and control of Pollution)Act,
2. Air (Prevention and Control of Pollution) Act
3. Environmental (Protection) Act
The contractor must commit to adopting Environmental management plan
for best energy use, waste management, the reduction of pollution as in EMS
(Environmental Management system) ISO-14001-
65. ARBITRATION (GCC Clause 24)
The procedure for arbitration will be as follows:-
24.1 If the Contractor is of the view that a decision taken by the Engineer was either
outside the authority given to the Engineer by the Contract or that the decision was
wrongly taken, the decision shall be referred to Superintending Engineer of
concerned Project Implementation Unit (Higher Authority) within 14 days of
the notification of the Engineer's decision. If the issue is not resolved, any party can
refer the matter for conciliation within 15 days from the decision given by the
#Superintending Engineer of concerned Project Implementation Unit.
(a) For the work up to Rs.100 Cr., if any of the parties is not satisfied with the
decision of the #Superintending Engineer, of concerned Project Implementation
Unit both the parties have to refer to the #Chief Engineer concerned for the
conciliation process.
(b) For the work more than Rs.100 Cr., if any of the parties is not satisfied with the
decision of the Superintending Engineer, both parties have to refer to the
#Secretary, Roads & Building Department, Government of Gujarat for the
conciliation process.
If the dispute is not resolved through the conciliation process, contractor
may refer the dispute to Gujarat Public Works Contract Dispute Arbitration
Tribunal. If the Contractor fails to refer claim / dispute to the Higher Authority
within 14 days of the notification of the Engineer's decision, the Contractor shall
not be entitled to any additional payment/claim if he doesn’t follow the above
sequence in stipulated time. However, during such period, he would not stop the
work in any case.
Sign of Contractor Executive Engineer ( C )
Sign of Contractor Executive Engineer ( C )
Clause Reference With
respect To section
Item marked “N/A” do not apply to this Contract.
1. The Employers is [CL.1.1]
Name: Executive Engineer (C ) Construction division, Gujarat maritime
Address: Gujarat Maritime Board, near Visipara fatak, Morbi
Name of authorized Representative (Smt. Rajal K Rathod)
2. The Engineer is Deputy Executive Engineer (C ), M & R Subdivision
Name of Authorized Representative: Executive Engineer (C )
3. The Defects Liability Period is o n e year from the date of [CL.1.1&33]
4. The Start Date shall be 1st days for the date of issue of the Notice [CL.1.1]
to proceed with the work.
The Intended Completion Date for the whole of the works is
Four Months after start of work with the following milestones:
Milestone dates: [CL.2.2& 49.1]
Physical works to be completed Period from the start date
Milestone 1 i.e. 25 % 30 days.
Milestone 2 i.e. 50 % 60 days.
Milestone 3 i.e. 75 % 90 days.
Milestone 4 i.e. 100 % 120 days
6. The Site is located at Port Navlakhi. [CL.1.1]
7. The name and identification number of the Contract is: [CL.1.1]
8. The works consist of Misc. facilities to newly officer quarter with [CL.1.1]
items as per B.O.Q. The works shall, inter alia, include the following,
as Specified or as directed:
Site clearance; setting – out and layout; widening of existing
carriageway and strengthening including camber corrections;
construction of new road/ Parallel service road; bituminous pavements
remodeling/construction of Junctions, intersections, bus bays, lay-bays;
supplying and placing of drainage Channels, flumes, guard posts and
guard other related items; construction/extension of cross drainage
works, bridge, approaches and other related stones; protective works
for roads/bridge; all aspects of quality assurance of various
components of the works; rectification of The defects in the completed
works during the Defects Liability Period; submission of “As- built’’
drawings and any other related documents; and other item of work as
may be required to be carried out for completing the work in
accordance with the drawings and the provisions of the contract and to
Sign of Contractor Executive Engineer ( C )
(B) Bridge Works
Site clearance; setting out, provision of foundations, piers abutments
and bearing; prestressed/reinforced cement concrete superstructure;
wearing coat, hand railings, expansion joints, approach slabs, drainages
spouts/ down take pipes, arrangements for fixing light posts, water
mains, utilities etc; provision of suitably designed protective works;
providing wing/return walls; provision of road markings, road signs
etc.; all aspects of quality assurance; clearing the site and handing over
the works on completion; rectification of the defects during the Defects
Liability Period and submission of “As-built” drawings and other
related documents; and other items of work as may be required to be
carried out for completing the works in accordance with the drawings
and the provisions of the contract and to Insure safety
(C) Other Items
9. Any Other Items as required to fulfill all contractual obligations as per the
10. The following documents also form part of the Contract: [CL.3.1]
As per clause 2-3 Addendum/ Corrigendum/ undertaking given by
contractor, if any
11. The law which applies to the Contract is the law of Union of India [CL.3.1]
12. The language of the Contract documents is English [CL.3.1]
13. Limit of subcontracting 25% of the Initial Contract Price [CL.7.1]
14. The Schedule of Other Contractors [CL.8]
15. The Schedule of Key Personnel As per Annex – II to Section I [CL.9]
16. The minimum insurance cover for physical property, injury and
death is Rs. 5 lakhs per occurrence with the number of
occurrences limited to four. After each occurrence, the
contractor will pay an additional premium necessary to make
insurance valid for four occurrences always.
17. Site Investigation report [CL.14]
18. The Site Possession dates shall be the date of the issuance of work [CL.21]
19. The period for submission of programme for approval of the [CL. 27.1]
engineer shall be 21 days from the issue of Letter of Acceptance
20. The period between program updates will be 30 days. [CL.27.3]
21. The amount to be withheld for late submission of an updated [CL.27.3]
programme shall be Rs 0.10 lakhs
22. The following events shall also be Compensation Events [CL. 44]
Substantially adverse ground conditions encountered during the
course of execution of work not provided for in the bidding document
(i) Removal of underground utilities detected subsequently
(ii) Significant changes in classification of soil requiring
additional mobilization by the contractor, e.g. ordinary soil to
rock excavation,
(iii) Removal of unsuitable material like marsh, debris dumps,
etc. not caused by the contractor.
Sign of Contractor Executive Engineer ( C )
(iv) Artesian conditions
(v) Seepage, erosion landslide
(vi) River training requiring protection of permanent work
(vii)Presence of historical, archeological or religious structures,
monuments interfering with the works
(viii) Restriction of access to ground imposed by civil, judicial, or
military authority
23. The currency of the Contract is Indian Rupees [CL. 46]
24. The formula (e) for adjustment of prices are as under: [CL.47]
• If any of the commodities like Cement, Steel or Bitumen are not
found applicable in a work, the weight component of that
commodities {i.e. ‘Cement’ (Pc), ‘Steel’ (Ps) or ‘Bitumen' (Pb) as
indicated in SBD for the purpose of Price Adjustment} shall be
clubbed with the weight component of ‘Other Material’ (Pm), such
that the gross % weight of the components shall remain as 100% .
R = value of work as defined in Clause 47.1 of Conditions of Contract
Adjustment for labour component
(i) Price adjustment for increase or decrease in the cost due to
labour shall be paid in accordance with the following formula:
VL = Increase or decrease in the cost of work during the
month under consideration due to changes in rates for
L0 = The consumer price index for industrial workers for the
State on 28 days preceding the scheduled date of
opening of technical Bids as published by Labour
Bureau, Ministry of Labour, Government of India
Li = The consumer price index for industrial workers for the
State for the month under consideration as published by
the Labour Bureau, Ministry of Labour, Government of
Pl = Percentage of labor component of the work.
Adjustment for cement component.
(ii) Prices adjustment for increase or decrease in the cost of
cement procured by the contractor
Vc = Increase or decrease in the cost of work during the
month under consideration due to changes in rates
C0 = The all India wholesale price index for Ordinary
Portland Cement on 28 days preceding the
scheduled date of opening of technical bid as
published by the Office of the Economic Adviser,
Department for Promotion of Industry and Internal
Trade, Ministry of Commerce & Industry.
Sign of Contractor Executive Engineer ( C )
Ci = The all India average wholesale price index for Ordinary
Portland Cement for the month under consideration as
published by Office of the Economic Adviser,
Department for Promotion of Industry and Internal
Trade, Ministry of Commerce & Industry.
Pc = Percentage of cement component of the work
Adjustment for steel component
(iii) Price adjustment for increase or decrease in the cost of steel procured by the
contractor shall be paid in accordance with the following formula
Vs= Increase or decrease in the cost of work during the month under
consideration due to changes in the rates for steel
So= The all India wholesale price index for steel (Mild Steel - Long Products
Rebars) on 28 days preceding the date of opening of Bids as published by the
Office of the Economic Adviser, Department for Promotion of Industry and
Internal Trade, Ministry of Commerce & Industry.
Si= The all India average wholesale price index for steel (Mild Steel - Long
Products Rebars) for the month under consideration as published by
Office of the Economic Adviser, Department for Promotion of Industry and
Internal Trade, Ministry of Commerce & Industry.
Ps = Percentage of steel component of the work
Note : For the application of this clause, the index of Mild Steel- Long
products Rebars has been chosen to represent the steel group.
Adjustments of bitumen component
(iv) Price adjustment for increase in the cost of bitumen shall be paid in
accordance with the following formula
Vb = Increase or decrease in the cost of work during the month under
consideration due to changes in rates for bitumen.
Bo = The official retail price of bitumen at the IOC depot at the nearest
centre on the day 28 days prior to the scheduled date of opening of
Bi = The official retail price of bitumen of IOC depot at the nearest
centre for the 15th day of the month under consideration.
Pb = Percentage of bitumen component of the work
Sign of Contractor Executive Engineer ( C )
Adjustment of POL (fuel and lubricant) component
(v) Price adjustment for increase or decrease in cost of POL (fuel and
lubricant) shall be paid in accordance with the following formula
Vf = Increase or decrease in the cost of work during the month under
consideration due to changes in rates for fuel and lubricants.
Fo = The official retail price of High Speed Diesel (HSD) at the existing
consumer pumps of IOC at the nearest centre on the day 28 prior to
the date of opening of Bids.
Fi = The official retail price of HSD at the existing consumer pumps of
IOC at the nearest centre for the 15th day of the month of the under
Pf = Percentage of fuel and lubricants component of the work
Note: For the application of this clause, the price of High-Speed diesel Oil has
been chosen to represent the fuel and lubricants group.
Adjustment for Construction Machinery
(vi) Price adjustment for increase or decrease in the cost of plant and
Machinery spare procured by the Contractor shall be paid in
accordance with the following formula
Vp= Increase or decrease in the cost of work during the month under
consideration due to changes in rates for plant and machinery spares
P0 = The all India wholesale price index for manufacturer of
machinery for mining, quarrying and Construction for the month
under consideration as published Office of the Economic Adviser,
Department for Promotion of Industry and Internal Trade,
Ministry of Commerce & Industry.
Pi = The all India average wholesale price index for manufacturer of
machinery for mining, quarrying and Construction for the month
under consideration as published Office of the Economic Adviser,
Department for Promotion of Industry and Internal Trade,
Ministry of Commerce & Industry.
Pp = Percentage of plant and machinery spares component of the work.
Note: For the application of this clause, index of Heavy Machinery and parts
has been chosen to represent the Plant and Machinery Spares group
Sign of Contractor Executive Engineer ( C )
Adjustment of other materials Component
(vii) Price adjustment for increase or decrease in cost of local materials
other than cement, steel, bitumen and POL procured by the contractor
shall be paid in accordance with the following formula
Vm = Increase or decrease in the cost of work during the month under
consideration due to change in rates for local materials other than
cement, steel, bitumen and POL.
M0 = The All Indian wholesale price index (all commodities) on
days preceding the scheduled date of opening of technical Bids, as
published by the Office of the Economic Adviser, Department for
Promotion of Industry and Internal Trade, Ministry of Commerce
Mi= The All India wholesale price index (all commodities) for the
month under consideration as published by the Office of the
Economic Adviser, Department for Promotion of Industry and
Internal Trade, Ministry of Commerce & Industry.
Pm = Percentage of local material components (other than cement,
steel, bitumen and POL) of the work.
The following percentage will govern the price adjustment for the
entire contract:
2. Cement – Pc ……%
25. The proportion of payments retained (retention money) shall be 6% {CL. 48}
from each bill subject to a maximum of 5% of final contract price.
26. Amount of Liquidated damages for For Whole of work {CL.49}
delay in completion of works (1/2000)th of the Initial contract
price, rounded off to the nearest
Thousand, per day. For sectional
Completion (wherever specified In
item 6 of Contract data) (1/2000)th of
initial contract price for #5 km
Section, rounded off to the nearest
thousand per day.
Sign of Contractor Executive Engineer ( C )
27. Maximum limit of liquidated damages 10 percent of the Initial {CL. 49}
For delay in completion work Contract Price rounded off to
the nearest thousand
28. Amount of Bonus for early completion Amount of bonus for early
completion of work shall be given
as per CL.50 of Section-3
29. Maximum limit of bonus for early 5 percent of the Contract {CL. 50}
Completion of work Price
30. The amount of the advance payment are: {CL. 51 & 52}
#Nature of Advances Amount (Rs.) Conditions to
i Mobilization 10% of the contract On submission of unconditional
Price Bank Guarantee. (to be drawn
before the end of 20% of the
contract period). The contractor
may furnish four bank guarantees
of 2.5 % of each valid for the full
ii Equipment 90% for new and 50% of After equipment is brought to site
depreciated value for old (provided the Engineer is
equipment. Total amount satisfied That the equipment is
equipment. Total amount satisfied That the equipment is
will be subject to a required for performance of the
maximum of 5% of the contract) and on submission of
Contract Price unconditional Bank Guarantee for
amount of advance
iii Secured Deleted
Brought to site
(The advance payment will be paid to the Contractor no later than 28 days after
fulfillment of the above conditions).
31. Repayment of advance payment for mobilization and equipment {CL. 51.3}
The advance loan shall be repaid with percentage deduction from the interim
payments certified by the Engineer under the Contract. Deduction shall
commence in the next Interim Payment Certificate following that in which the
Sign of Contractor Executive Engineer ( C )
total of all such payments to the Contractor has reached not less than 20 percent
of the Contract Price or 6 (six) months from the date of payment of first
installment of advance, whichever period concludes earlier, and shall be made at
the rate of 20 percent (collectively for both Mobilization Advance and
Equipment Advance) of the amounts of all Interim Payment Certificate until
such time as the loan has been repaid, always provided that the loan shall be
completely repaid prior to the expiry of the original time for completion pursuant
to Clause 17 and
33. The securities shall be for the following minimum amounts equivalent {CL. 52}
As a percentage of the Contract Price:
Performance Security for 5 percent of contract price plus Rs. …………….. (to be
decided after evaluation of the bid) as additional security in terms of ITB Clause
The standard form of Performance security acceptable to the Employer shall be
an unconditional Bank Guarantee of the type as presented in Section 8 of the
Bidding Documents.
34. The Schedule of Operating and maintenance Manuals…..N/A. {CL. 58}
35. The date by which “as– built” drawings (in scale as directed) in 2 sets {CL. 58}
are required within 28 days of the issue of certificate of completion of the whole
or section of the work, as the case may be.
36. The amount to be withheld for failing to supply “as built” drawings {CL. 58} by
the Date required is Rs ........... Lakhs.
37. The following events shall also be fundamentals breach of contract: {CL.59.2}
“The Contractor has contravened Sub- clause 7.1 and Clause 9 of GCC”
38. The percentage to apply the value of the work not completed representing {Cl 60}
the Employer’s additional cost for completing the Works shall be 20 per cent.
Sign of Contractor Executive Engineer ( C )
TECHNICAL SPECIFICATION
• Material Specifications
• General Specifications
• Item Specifications
Sign of Contractor Executive Engineer ( C )
MATERIAL SPECIFICATIONS
General instruction for material and workmanship
All material and work man ship shall be according to the latest Indian Standard
Specifications in addition to the specification given below. Relevant IS specifications shall
be followed for matters not covered by these specifications. Wherever the above
specifications and IS codes are silent, the construction shall be carried out according to
sound engineering practice and as per the instruction of EIC.
1.1 Water shall not be salty brackish and shall be clean, reasonably clear and free
objectionable quantities of slit and traces of oil add injurious alkalies, salts organic matter
and other deleterious material which will either weaken the mortar of concrete or cause
efflorescence or attack the steel in R.C.C. Container for transport, storage and handling of
water shall be clean. Water shall conform to the standard specified in I.S. 456-1978.
1.2 If required by the Engineer-in-Charge it shall be tested by comparison with distilled
water. Comparison shall be made by means of standard cement tests for soundness
time of setting and mortar strength as specified in I.S. 269-1976. Any indication of
unsoundness, charge in time of setting by 30 minutes or more or decrease of more
than 1 per cent in strength of mortar prepared with water sample when compared
with the results obtained with mortar prepared with distilled water shall be
sufficient cause for rejection of water under test.
1.3 Water for curing mortar, concrete or masonry should not be too acidic or too
alkaline. It shall be free of elements, which significantly affect the hydration
reaction or otherwise interfere with the hardening of mortar or concrete during
currying or those, which produce objectionable stains or other unsightly deposits on
concrete or mortar surfaces.
1.4 Hard and bitter water shall not be used for curing.
1.5 Portable water will generally found suitable for curing mortar or concrete.
2.1 Lime shall be hydraulic lime as per I.S. 712-1973 Necessary tests shall be carried out
as per I.S. 6932 (Parts I to X)
2.2 The following field tests for limes are to be carried out.
2.3 A very rough idea can be formed about the type of lime by its visual examination i.e. Fat
lime bears pure white color, lime in form of porous lumps of dirty white color indicates
quick lime and solid lumps are the unburnt lime stone.
2.4Acid tests for determining the carbonate contain in lime Excessive amount of
impurities and rough determination of class of lime.
2.5Storage shall comply with I.S.712-1973. The slaked lime, if stored shall be kept in a
weather proof and damp-proof shed with impervious floor and sides to protect it against
rain, moisture, weather and extraneous materials mixing with it. All lime that has been
damaged in any way shall be rejected and all rejected materials shall be removed from site
2.6Field testing shall be done according to I.S. 1624-1974 to show the acceptability of
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The cement used shall be ordinary Portland slag cement or Portland cement or Rapid Hardening
Portland cement conforming to Indian Standard Specification IS:269, I.S.456; Rapid Hardening
Portland cement shall be use only when approved by the EIC . Grade and make of the cement should
be approved by the EIC.
The cement shall be stored in a suited weather-tight building to keep it away from dampness or in
sealed bins to the satisfaction of the EIC. Any cement, which has become caked or lumped or
otherwise adversely affected, shall at once be removed from the site. The cement shall be subject to
the following test in accordance with the procedure specified in IS: 4032:
1) Fineness by air permeability methods
2) Setting time: initial and final
3) Unsoundness: le chateliers methods
4) Compression test: at 3, 7, and 28th days
M-4 White Cement
4.1 The white cement shall confirm I.S. 8042-E-1978.
M-5 Colored Cement
5.1 Colored cement shall be with white of gray Port land cement as specified in the item
5.2 The pigments used for colored cement shall be of approved quality and shall not
exceed 10% of cement used in the mix. The mixture of pigment and cement shall be
properly ground to have a uniform colour and shade. The pigments shall have such
properties as to provide for durability under exposure to sunlight and weather. The
pigments shall have such properties as to provide for durability under exposure to
sun light and weather.
5.3 The pigment shall have the property such that it is neither affected by the cement
nor detrimental to it.
6.1 Sand shall be natural sand, clean, well graded, hard strong, durable and gritty
particles free from injurious amounts of dust, clay kankar nodules, soft or flaky particles
shale, alkali salts organic matter, loam. Mica or other deleterious substances and shall be
got approved from the Engineer-In-Charge. The sand shall not contain more contain more
than 8 percent of silt as determined by field test. If necessary the sand shall be washed to
6.2 Coarse Sand: The fineness modulus of coarse sand shall not be less than 2.5 and
shall not exceed 3.0. The sieve analysis of coarse shall be as under :
I.S. Sieve Percentage by weight I.S. Sieve Percentage by weight
Designation passing sieve Designation passing sieve
2.36 mm 90 to 100 300 Micron 5-70
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The fineness modulus shall not exceed 1.0. The sieve analysis of fine sand shall be as
I.S. Sieve Percentage by weight I.S. Sieve Percentage by weight
Designation passing sieve Designation passing sieve
7.1 Grit shall consist of crushed or broken stone and be hard, strong, dense, durable, clean
of proper gradation and free from skin or coating likely to prevent proper adhesion of
mortar. Grit shall generally be cubical in shape and as far as possible flaky elongated pieces
shall be avoided. It shall generally comply whit the provisions of I.S. 383-1970. Unless
special stone of particular quarries is mentioned grit shall be obtained from the best black
trap or equivalent hard stone as approved by the Engineer-in-charge. The grit shall have
no deleterious with cement.
7.2 The crushing strength of grit will be such as to allow the concrete in which it used to
build-up the specified strength of concrete.
7.3 The necessary tests for grit shall be carried out as per the requirements of I.S. 2386-
(parts-I to VIII) 1963, as per instructions of the Engineer-in-charge. The necessity of
test will be decided by the Engineer-in-charge.
M-08 Lime Mortar
8.1 Lime: Lime shall conform to specification M-2 Water: Water shall conform to
specification M-1 Sand: Sand shall conform to specification M-6.
8.2 Proportion of Mix:
8.2.1 Motor shall consist of such proportions of slaked lime and sand as may be specified
in item. The slaked lime and sand shall be measured by volume.
8.3 Preparation of mortar:
8.3.1 Lime mortar shall be prepared by wet process as per I.S. 1635-1971. Power driven
mill shall be used for preparation of lime mortar. The slaked lime shall be placed in
the mill in an even layer and ground for 180 revolutions with sufficient water. Water
shall be added as required during grinding (care being taken not to add more water)
that will bring the mixed material to a consistency of stiff paste. Thoroughly wetted
sand shall then be added evenly and the mixture ground for another 180 revolutions.
8.4.1 Mortar shall always be kept damp, protected from sun and rain till used up, covering
it by tarpaulin or open sheds.
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8.5.1 All mortar shall be used as soon as possible after grinding. It should be used on the
day on which it prepared. But in no case mortar made earlier than 36 hours shall be
permitted for use.
M- 9Brick Bats Aggregate
9.1 Brick bat aggregate shall be broken from well burnt or slightly over burnt and dense
bricks. It shall be homogeneous in texture, roughly cubical in shape, clean and free from
dirt of any other foreign material. The brick bats shall be of 40 mm, 50mm size unless
otherwise specified in the item. The under burnt off over burnt brick bats shall not be
9.2The brick bats shall be measured by suitable boxes or as directed.
10.1The brick shall be hand or machine molded and made from suitable soils and kiln
burnt. They shall be free from cracks and flaws and nodules of free lime they shall have
smooth rectangular faces with sharp corners and shall be uniform colour.
The bricks shall be molded with a frog of 100mm. X 40mm. and 10mm. to 20mm. deep on
one of its flat sides. The bricks shall not break when thrown on the ground from a height of
10.2The size of modular bricks shall be 190mm. X 90mm. X 90mm.
10.3The size of the conventional bricks shall be as under :
10.4Only bricks of one standard size shall be used on one work. The following tolerances
shall be permitted in the conventional size adopted in a particular work.
Length ± 1/8” (3.0 mm.) Width ± 1/16” (1.50mm.) Height ± 1/16” (1.50mm.)
10.5 The crushing strength of the bricks shall not be less than 35 Kg./Sq. Cm. The
average water absorption shall not be more the 20 percent by weight. Necessary tests for
crushing strength and water absorption etc. shall be carried out as per I.S. 3495 (Part-I to
11.1The stone shall be of the specified variety such as Granite /Trap Stone/ Quartzite or
any other type of good hard stones. The stones shall be only from the approved quarry and
shall be hard sound, durable and free from defects like cavities, cracks, sand holes, flaws
injurious veins, patches of loose or soft materials etc. and weathered portions and other
structural defects or imperfections tending to affect their soundness and strength. The
stone with round surface shall not be used. The percentage of water absorption shall not
be more than 5% of day weight. When tested in accordance with I.S.1124-1974. The
minimum crushing strength of stone shall be 200 Kg./Sq. Cm. unless otherwise, specified.
11.2The samples of the stone to be used shall be got approved before the work is started.
11.3The Khanki facing stone shall be dressed by chisel as specified in the item for khanki
facing in required shape and size. The face of the stone shall be so dressed that the busing
on the exposed face shall not project by more than 40mm from the general wall surface and
on face to be plastered it shall not project by more than 19 mm nor shall it have
depressions more than 10 mm. From the average wall surface.
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M-1 2Laterite Stone
1 2.1Laterite stone shall be obtained from the approved quarry. It shall be compacted in
texture sound, durable and free from soft patch. It shall have minimum crushing strength
of 100 Kg/Sq. Cm in its dry condition. I shall not absorb water more than 20% of its own
weight, when immersed for 24 hours in water. After quarrying, the stone shall be allowed
to weather for some time before using in work.
12.2The stone shall be dressed into regular rectangular block so that all faces are free
from waviness and unevenness, and the edges true and square.
12.3Those types of stone in which white clay occurs should not be used.
12.4Special corner stones shall be provide where so directed.
M-13 Mild Steel Bars
1 3.1Mild steel bars reinforcement for R.C.C. work shall conform to I.S. 432 (Part-II)
and shall be of tested quality. It shall also comply with relevant part of I.S. 456-1978.
13.2All the reinforcement shall be clean and free from dirt, paint, grease, mill scale or
loose or thick rust at the time of placing.
13.3For the purpose of payment, the bar shall be measured correct up l to 10 mm. Length
and weight payable worked out at the rate specified below.
1. 6 mm 0.22 Kg./Rmt 8 20 mm 2.47 Kg./Rmt
2. 8 mm 0.39 Kg./Rmt 9 22 mm 2.98 Kg./Rmt
3. 10 mm 0.62 Kg./Rmt 10 25 mm 3.85 Kg./Rmt
4. 12 mm 0.89 Kg./Rmt 11 28 mm 4.83 Kg./Rmt
5. 14 mm 1.21 Kg./Rmt 12 32 mm 6.31 Kg./Rmt
6. 16 mm 1.58 Kg./Rmt 13 36 mm 7.99 Kg./Rmt
7. 18 mm 2.00 Kg./Rmt 14 40 mm 9.86 Kg./Rmt
M-14 High Yield Strength Steel Deformed Bars
14.1 High yield strength steel deformed bars shall be either cold twisted other rolled and
shall conform to I.S. 1786-1966 and I.S. 1139-1966 respectively.
14.2Other provisions and requirements shall conform to specification no. M-16 for Mild
M-15 High Tensile Steel Wires
15.1 The high tensile wires for use in prestressed concrete work shall conform to I.S.
15.2 The tensile strength of the high tensile steel bars shall be as specified in the item. In
absence of the given strength the minimum strength shall be taken as per Para 6-1 of the
I.S. 1785-1962. Testing shall be done as per I.S. requirements.
1 5.3The high tensile steel shall be free from loose mill scale, rust, oil, grease, or any other
harmful matter. Cleaning of steel bars may be carried out by immersion insolvent solution.
Wire brushing or passing through a pressure box containing Carborudum.
15.4The high tensile wire shall be obtained from manufactures in coils having diameter
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not less than 350 times the diameter of wire itself so that wire springs back straight on
being uncoiled.
M-16 Mild Steel Binding Wire
16.1 The mild steel wire shall be of 1.63mm or 1.22 mm.,{ 16to 18 gauge ) diameter and
shall conform rust to I.S. 280-1972.
16.2The use of black will be permitted for biding reinforcement bars. It shall be free from
rust oil paint, grease, loose mill scale or any other undesirable coating which may prevent
adhesive of cement mortar.
M-17 Stone Coarse Aggregate for Nominal Mix Concrete
Coarse aggregate shall be of machine crushed stone of black trap or equivalent and be hard
strong, dense, durable, clean and free from skin and coating likely to prevent proper
adhesion of mortar.
The aggregate shall generally be cubical in shape. Unless specials to 9nes of particular
quarries are mentioned aggregates shall be machine crushed from the best black, trap or
equivalent hard stone as approved. Aggregate shall have no deleterious reaction with
cement. The size of the coarse aggregate for plain cement and ordinary reinforced cement
concrete shall generally be as per the table given below. However, in case of reinforced
cement concrete the maximum limit may be restricted to 6 mm. less than the minimum
lateral clear distance between bars or 6 mm. less than the cover whichever is smaller.
I. S. Sieve Percentage passing for single I. S. Sieve Percentage passing for
Designation Designation Single Sized aggregates
Note: This percentage may be varied somewhat by the Engineer-in-charge when
considered necessary for obtaining better density and strength of concrete.
The grading test shall be taken in the beginning and at the change of source of materials.
The necessary tests indicated in I.S. 383-1970 and 456-1978 shall have to be carried out to
ensure the acceptability. The aggregates shall be stored separately and handled in such a
manner as to prevent the intermixing of different aggregates. If the aggregates are covered
with dust, they shall be washed with water to make them clean.
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M-18 WET MIX MACADAM:
58.1 Physical requirements: Coarse aggregates shall be crushed stone. If crushed
grave/shingle is used, not less than 90 per cent by weight of the grave/shingle pieces retained
on 4.75 mm sieve shall have at least two fractured faces. The aggregates shall conform to the
physical requirements set forth in Table-3 below.
PHYSICAL REQUIREMENTS OF COARSE AGGREGATES FOR WET MIX MACADAM
FOR SUB-BASE/BASE COURSES
Test Test Method Requirement
1. *Los Angle Abrasion value Or IS: 2386(Part-4) 40 per cent
* Aggregate Impact Value. IS: 2386 (Part-4) Or IS: 30 per cent (Max.)
2. Combined Flakiness and And IS: 2386 (Part-I). 30 per cent (Max.)**
Elongation Indices (Total)
* Aggregate may satisfy requirements of either of the two tests.
** To determine this combined proportion, the flaky stone from a representative sample should
first be separated out. Flakiness index is weight of flaky stone metal divided by weight of stone
sample. Only the elongated particles be separated out from the remaining (non-flaky) stone metal.
Elongation index is weight of elongated particles divided by total non-flaky particles. The value of
flakiness index and elongation index so found are added up.
If the water absorption value of the coarse aggregate is greater than 2 per cent, the soundness test
shall be carried out on the material delivered to site as per IS: 2386 (Part5).
Grading requirements:
The aggregates shall conform to the grading given in Table below.
GRADING REQUIREMENTS OF AGGREGATES FOR WET MIX MACADAM
IS Sieve Designation Per cent by weight
passing the IS sieve
600 micron 8-22
Materials finer than 425 micron shall have plasticity Index (PI) not exceeding 6.The final gradation
approved within these limits shall be well graded from coarse to fine and shall not vary from the
low limit on one sieve to the high limit on the adjacent.
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GENERAL SPECIFICATIONS
1.1 Indian Standard
All materials used in the works shall be of the best quality of their respective kinds
and as specified here in, obtained from sources and suppliers approved by the
Engineer-in-Charge (EIC) or his authorized representative and shall conform to the
latest edition of Indian Standard issued by the Bureau of Indian Standards. All
materials shall comply strictly with the tests prescribed here in after or where with
the requirements of the latest issues of the relevant Indian Standards. Standards
issued elsewhere may be used only when appropriate Indian Standards are not
available and are subject to approval of EIC.
1.2 Inspection, Sampling and Testing
All materials used in the works shall be subjected to inspection and tests. Samples
of all materials proposed to be employed in the permanent works shall be submitted
to the EIC for approval before they are brought to the site.
Samples provided to the EIC or his AR for their retention are to be in labeled boxes
suitable for storage. Materials or workmanship not corresponding in character and
quality with approved samples will be rejected by the EIC.
Samples required for approval and testing must be supplied in sufficient time to
allow for testing and approval, due to allowance being made for the fact that if the
first samples are rejected, works arising from the late submission of samples will
not be acceptable as reason for delay in the completion of the works.
Materials shall be tested leaving the manufacture's premises, quarry or sources
where possible. Materials shall also be tested on the site and they may be rejected if
found not suitable or not in accordance with the specifications notwithstanding the
results of tests at the manufacturer's works or elsewhere or of test certificates or of
any approval given earlier. The contractors shall provide all assistance, instruments,
machinery, labour and materials as are normally required for examining, measuring
and testing any work.
1.3 Dispatch of Materials
No materials shall be used in the works unless they have first been approved by EIC.
Materials shall not be dispatched from the manufacturer's works to the site without
written authority from the EIC or his AR.
1.4 Test Certificate
All manufacturer's certificate of test, proof sheets, mill sheets etc. showing that the
materials have been tested in accordance with the requirement of this specification,
the appropriate Indian Standard or other relevant standard specifications are to be
supplied free of charge, on request to the EIC or his AR.
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1.5 Source of materials
The contractor shall indicate to the EIC the source of all materials to be used in the
work with relevant test data sufficiently in advance, and the approval of the EIC for
the same shall be obtained at least 45 days before the scheduled commencement of
the work. If the contractor proposes to obtain materials from a different source, he
shall notify the EIC for his approval, at least 45 days before such materials are to be
used with relevant test data.
1.6 Name of Manufacturers and Copies of Orders
Before ordering any materials or any description for the works, the Contractor shall
submit for the approval of the EIC, the names of the makers and suppliers proposed
and any other detail required by the EIC and shall afterwards send to the EIC copies
in quadruplicate of the orders given by the Contractor for the materials.
1.7 Storage of Materials
All materials used in the work shall be stored on racks, supports, in bins, under
cover, etc. as appropriate to prevent deterioration or damage from any cause
whatsoever to the entire satisfaction of the EIC or his AR and as amplified in the
succeeding clauses.
1.8 Record and Usage of Materials
The contractor shall maintain a detailed record of all materials received on the site
or in his stores or storage and working areas in the vicinity of the site and shall
make such records available to the EIC at such time as the letter may reasonably
Materials shall wherever possible and practicable be used on the order in which
they arrive on the site and in the stores on storage and working areas in the vicinity
1.9 Notice for Inspection of Materials
Where the EIC or his AR shall give notice to the contractor that materials are to be
inspected off the site, the contractor shall, having regard to the location of the
materials and the nature of the inspection, test or examination required, give to the
EIC or his AR when such materials are ready for inspection, test or examination
either during manufacture, fabrication etc. or on completion, such notice as the EIC
may reasonably require to enable the inspection, test or examination to be made.
Delay to the works arising from the late submission of such notice will not be
acceptable as reason for delay to the completion of works.
1.10 Use of Permanent Materials for Temporary works
Materials for the permanent works shall not be used for temporary works unless
otherwise approved in writing by the EIC. Granting of such permission shall not
prejudice the right of the EIC to reject materials so used which have become unfit
for use in the permanent works.
1.11 Cost of Sampling and Testing
Sampling of materials for approval and testing as called for under the appropriate
Indian Standard or other relevant standard specification is to be done without
charge to G.M.B, the cost of all such tests and sampling shall be deemed to be
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included in the rates and prices quoted in the Bill of Quantities.
1.12 Standard of Workmanship
A high standard of workmanship in all trades will be required. The contractor shall
ensure that only skilled and experience persons are employed.
The contractor shall be responsible for supply, use and maintenance of all
construction plant and equipment and he shall ensure that it is suitable for the work
and is maintained in such a manner as to ensure its efficient working. The EIC may
direct that plant, which is not efficient and is prejudicial to the quality of the work be
removed from the site and replaced by plant to his satisfaction.
1.14. Contractor's Supervision
The Contractor's supervisory staff shall be men/women fully experienced in the
type of work being carried out under their supervision and capable of ensuring that
it is done well and efficiently.
1.15 Temporary Works
Where required, the Contractor shall furnish such details of his temporary works as
may be called for by the EIC and the Contractor shall satisfy the EIC as to their safety
and efficiency. The EIC may direct that temporary works which he considers unsafe
or inefficient shall be removed and replaced in satisfactory manner.
1.16 Materials Not Specified
All materials not herein fully specified and which may be offered for use in the
works shall be subject to the approval of the EIC without which they shall not be
used anywhere in the permanent works.
G- 1.2 Arrangement of traffic
The Contractor shall at all-time carry out work on the highway in a manner creating
least interference to the flow of traffic while consistent with the satisfactory
execution of the same. For all works involving improvements to the existing
highway, the Contractor shall, in accordance with the directives of the Engineer,
provide and maintain, during execution of the work, a passage for traffic either
along a part of the existing carriageway under improvement, or along a temporary
diversion constructed close to the highway. The Contractor shall take prior approval
of the Engineer regarding traffic arrangements during construction.
1.2.1 Passage of Traffic along a part of the Existing Carriage way under
For widening /strengthening existing carriage way where part width of the existing
carriage way is proposed to be used for passage of traffic, treated shoulders shall be
provided on the side on which work is not in progress. The treatment to the
shoulder shall consist of providing at least 150 mm thick granular base course
covered with bituminous surface dressing in a width of at least 1.5 m and the
surface shall be maintained throughout the period during which traffic uses the
same to the satisfaction of the Engineer. The continuous length, in which such work
shall be carried out, would be limited normally to 500 m at a place. However, where
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work is allowed by the Engineer in longer stretches passing places at least 20m long
with additional paved width of 2.5 m shall be provided at every 0.5 km interval.
In case of widening existing two-lane to four-lane, the additional two lanes would be
constructed first and the traffic diverted to it and only thereafter the required
treatment to the existing carriage way would be carried out. However, in case where
on the request to the Contractor, work on existing two-lane carriage way is allowed
by the Engineer with traffic using part of the existing carriage way, stipulations as in
para above shall apply.
After obtaining permission of the Engineer, the treated shoulder shall be
dismantled, the debris disposed of and the area cleared as per the direction of the
1.2.2 Passage of Traffic along a Temporary Diversion
In stretches where it is not possible to pass the traffic on part width of the carriage
way, a temporary diversion shall be constructed with 7 m carriageway and 2.5 m
ear then shoulders on each side (total width of road way 12 m) with the following
provision for road crust in the 7 m width:
(i) 200 mm (compacted) granular sub base;
(ii) 225 mm (compacted) granular base course; and
(iii) Premix carpet with Seal Coat/Mix Seal Surfacing.
The alignment and longitudinal section of diversion including junctions and
temporary cross drainage provision shall be as approved by the Engineer.
1.2.3 Traffic Safety and Control
The Contractor shall take all necessary measures for the safety of traffic during
construction and provide, erect and maintain such barricades, including signs,
markings, flags, lights and flagmen as may be required by the Engineer for the
information and protection of traffic approaching or passing through the section of
the highway under improvement. Before taking up any construction, and agreed
phased programmed for the diversion of traffic on the highway shall be drawn up in
consultation with the Engineer.
The barricades erected on either side of the carriage way/portion of the
carriageway closed to traffic, shall be of strong design to resist violation, and
painted with alternate black and white stripes. Red lanterns or warning lights of
similar type shall be mounted on the barricades at night and kept lit through from
sunset to sunrise.
At the points where traffic is to deviate from its normal path (whether on temporary
diversion or part width of the carriageway) the channel for traffic shall be clearly
marked with the aid of pavement markings, painted drums or a similar device to the
directions of the Engineer. At night, the passage shall be delineated with lanterns or
other suitable light source.
One-way traffic operation shall be established whenever the traffic is to be passed
over part of the carriage way inadequate for two-lane traffic. This shall be done with
the help of temporary traffic signals or flagmen kept positioned on opposite sides
during all hours. For regulation of traffic, the flagmen shall be equipped with red
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and green flags and lanterns/lights.
On both sides, suitable regulatory/warning signs as approved by the Engineer shall
be installed for the guidance of road users. On each approach, at least two signs shall
be put up, one close to the point where transition of carriage way begins and the
other 120 m away. The signs shall be of approved design and of reflectory type, if so
directed by the Engineer.
1.2.4 Maintenance of Diversions and Traffic Control Devices
Signs, lights, barriers and other traffic control devices, as well as the riding surface
of diversions shall be maintained in a satisfactory the riding surface of diversions
shall be maintained in a satisfactory condition till such time they are required as
directed by the Engineer. The temporary traveled way will be kept free of dust by
frequent applications of water, if necessary.
G-1.3 EXCAVATION
Excavation for the foundation works shall be carried out to the widths, lengths and
depths and within the lines and levels indicated on the drawings or as directed by
the EIC. Any excavation beyond such limits or instructions shall be made good by
filling with approved earth to the required compaction by the contractor at his own
expense to the satisfaction of the EIC.
1.3.2 Record Survey
Before beginning excavation or filling the EIC and the contractor shall jointly survey
and record all ground levels and surroundings on the site.
1.3.3 Disposal of Excess Excavation
Excavated material not required for filling is to be disposed of as directed by the EIC
as a contingency of the contract. The site must at all times be kept free from surplus
G-1.4 ADMIXTURES FOR CONCRETE
Admixture to the concrete shall not be used without the written consent of the EIC.
When permitted the contractor shall furnish full details from the manufacturer and
shall carry out such tests as the EIC may require before any admixture is used in the
All design and construction shall be performed in accordance with the Indian
Standard Code of Practice for plain and reinforced concrete IS: 456(Latest) and
other relevant codes mentioned there in.
1.5.2 Qualified Personnel
A fully qualified and experienced concrete quality control engineer shall be
employed by the Contractor and shall be available on site at all times when
concerting is taking place. Prior to commencement of the works, Contractor shall
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submit for the approval of the EIC details of qualifications and experience of the
personnel to be engaged in the work of concrete and quality control. Operators of
mechanical vibrators and mixers and foreman in-charge of placing of concrete shall
be fully trained and experienced for their class of work and they shall be named to
the EIC for approval.
1.5.3 Concrete Grades
The grade of concrete shall be in accordance with the following table:
Grade Maximum Min. crushing Strength (N/Sq.mm Min. mix.
size of Preliminary tests works Tests time
aggregate 7 Days 28 Days 7 days 28 days
1.5.4 Designed Proportion
When concrete is specified the Contractor shall make calculations and carry out all
the necessary tests to determine for each concrete grade the proportion by weight
of cement, aggregate and water necessary to produce concrete prior to
commencement of works. The contractor shall submit to the EIC for approval.
1. The proportion of cement, coarse aggregate, fine aggregate and water so
2. The sieve analysis of aggregates, which he proposes to use in the works.
3. Full details of preliminary tests on each class of concrete, and on the ingredients of
each class of concrete.
4. For each trial mix, the mix strength - determined as the average of 10 test specimens
- shall exceed the specified strength under the heading "Preliminary Tests".
5. All calculations relevant to the design of each grade of concrete mix.
For under water concreting (including Tremie concreting), the Contractor shall
confirm to Clause 14 of IS: 456. Minimum cement content required for cement
concrete to ensure durability under severe exposure condition shall be as per Table
5 of IS: 456. The maximum cement concrete in the concrete mixes shall be subject to
the approval of the EIC. However, minimum cement contents for M 40 grade
concrete shall be 405 kg/Cum respectively, or quantity of cement required to
produce concrete grade specified for work, whichever is more
1.5.5 Declared Proportions
When the proportions are submitted to the EIC which the contractor considers will
produce concrete having the properties required by the fore going table and
elsewhere in the specifications, such properties shall be known as the declared
proportions, but no agreement by the EIC to such declared proportions shall relieve
the Contractor of any of his AR.
1.5.6 Proportion Specified as Ratio of Cement to Fine/Coarse Aggregate
Wherever nominal mix is specifically required, the contractor shall use the ratio of
cement, fine aggregates and coarse aggregates as per design drawings and Bill of
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1.5.7 No Deviation from Declared proportions
No deviation from declared proportions will be allowed unless and until the EIC
gives his written authorization for the adoption of revised proportions for any grade
of concrete. This provision shall also apply to any revised proportions so authorized.
1.5.8 Inspection and Testing
As the work progresses, inspection of cement, aggregates, reinforcing steel and
testing of concrete strength will be done by the EIC. The contractor's concrete plants
and material stores shall be made accessible to the EIC at all times for inspection
and taking samples. The contractor shall facilitate in all possible ways the inspection
and testing of samples by the EIC. Labour shall be provided by the contractor for
1.5.9 Test Cubes
Test cubes of size 150 mm shall be made in accordance with IS-516 "Methods for
tests for strength of concrete", except that all test cubes unless otherwise ordered by
the EIC shall provide suitable portable vibration tables for compaction of cubes. Test
cubes shall be cured and stored as provision in IS- 516. Test cubes shall be stored
under the same conditions as the units to which they relate.
1.5.10 Work Tests
Not less than six cubes shall be taken at each section of the work and/or each day's
work on each class of concrete. For the purpose of these specifications "section" of
the work shall be defined by the EIC.
When in a continuous operation the concrete pour exceeds 100 cum. six test cubes
shall be taken for every 100 cum.103
and proportionately for part thereof.
1.5.11 Concrete Testing
All sampling and testing of concrete shall be carried out in accordance with IS-
"Methods of sampling and analysis of concrete" unless otherwise specifically
provided in the specification.
Three out of each batch of six cubes will be tested by the EIC for crushing strength
and weight at seven days and the remainder at 28 days or at such other time as the
EIC may determine.
1.5.12 Field Testing Laboratory
The contractor shall provide a material testing laboratory including such assistance
as may be necessary. The laboratory shall be equipped to carry out all routine tests
on concrete as per relevant Indian Standard. The material testing laboratory shall be
maintained in a clean and efficient manner throughout the operation of the contract.
1.5.13 Cost of testing
The cost of providing field testing laboratory, all sampling materials, test cubes and
all preliminary testing and work tests including transportation whatsoever shall be
borne by the contractor.
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1.5.14 Test Conducted Outside
Whenever required by EIC, the contractor shall cast and supply the required
number of 150 mm size cubes to be tested by Gov. laboratory or an independent
laboratory approved by the EIC. The contractor shall be responsible for
transportation and delivering the cubes. Notice shall be given to the EIC in advance
so that he may arrange his representative to be present during transportation and
All costs concerning the casting, transporting and testing of such cubes shall be
borne by the contractor.
1.5.15 Measurements of ingredients
Cement and aggregates shall be measured by weight, while weighing the fine
aggregates (sand). Due allowances shall be made for moisture content. The method
adopted for weighing the concrete materials shall be as approved by the EIC or his
AR. All aggregates shall be batched by weight. The batching plant shall be of the
requisite capacity to maintain the required progress on different item of work. The
equipment shall be capable of determining accurately by direct weighing of the
prescribed quantities of various ingredients including water, cement, admixtures
etc. and each individual size of aggregates making up the concrete and combination
of them to give a uniform mix within the prescribed time and discharging the mix
without segregation. The equipment, type and its operation shall at all times, be
subject to the approval of the EIC.
All controlled concrete covered in this contract shall be permitted to be done by
equivalent volume batching as against weigh batching as specified above and in the
item specifications, subject to checking by weighment for concreting of every
cum. of concreting. However, this is the upper limit and EIC may at his discretion
check by weighment during any stage of work.
1.5.16 Check Tests for Equipment
The contractor shall provide standard tests, weights and other auxiliary equipment
required for checking the operating performance of each scale or other measuring
device and shall make periodic tests over the range of measurement involved in the
batching operation.
The test shall be made in the presence of AR of EIC and shall be adequate to prove
the accuracy of the device, the frequency of such tests shall be determined by the
1.5.17 Gauging Water
The general arrangement for the supply of water for mixing concrete shall be to the
satisfaction of the EIC or his AR. The quantity of water to be used in the mix shall be
as per water cement ratio determined while designing the mix and according to the
degree of moisture in the aggregates. The quantity of water thus determined shall
be accurately measured for each separate mixing in a suitable tank provided with
means for adjusting the flow of water with gauge clearly marked in liters. Only
required quantity of water shall be used for mixing concrete.
Before beginning a run of concrete all head-on concrete and foreign materials shall
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be removed from inner surface of mixing conveying equipment’s. All conveyance,
buggies, barrows shall be thoroughly cleaned at frequent intervals during place of
concrete. Concrete shall thoroughly mixed to uniform consistency in approved type
of pan or drum mixer. The use of continuous mixer will not be allowed. If the
contractor should find it expedient to use small type of mixers for special or outlying
portions of the work rather than to supply from the main batching plant or plants,
he may, subject to the approval of the EIC, use smaller approved concrete producing
units of the weigh batch type. In such a case the mix shall be adjusted to whole bags
of cement and no splitting of bags will be allowed. The time allowed for the mixing
shall be as laid down in the relevant IS code or as directed by the EIC.
Normally, hand mixing of concrete shall not be allowed, but where the total quantity
of concrete is small the mixing may be done by hand subject to the approval and
entirely at the discretion of the EIC OR his AR. In such a case, an extra 10 % of
cement shall be added to the mix without any extra cost. Where permitted, hand
mixing of concrete shall be done on a close boarded, even and impervious surface of
adequate size. The materials shall be turned over not less than three times dry. A
measured quantity of water shall be added while the materials are being turned
over not less than three times in wet state and worked together until a mixture of
uniform consistency is obtained.
The concrete shall have a consistency such that it will be workable in the required
position. It shall be of such consistency that when properly vibrated it will flow
around reinforcement, and all embedded parts.
Under normal conditions slumps of not more than 50 mm for R.C.C. and pre-cast
R.C.C. units will be insisted upon. However, EIC shall be at liberty to vary the slumps.
1.5.19 Discharge from Mixer
The concrete shall be discharged from the mixer on to a level, clean, watertight
platform or floor and carried in watertight containers. The area surrounding the
mixer shall be paved and kept clean.
1.5.20 Transportation of Concrete
The concrete shall be transported from the mixer to its place in the works as rapidly
as possible and in such manner that there shall be no separation or loss of its
ingredients. In no circumstance shall more than half an hour elapse between the
time water is added to the mix and the time when the concrete is finally compacted
in position. No concrete shall be permitted to be used in the works after initial set
has taken place. The use of concrete distributing chutes at an angle of more than
degree from the horizontal will not be permitted without the sanction of the EIC.
1.5.21 Authorization to pour
Notice for each concrete pour shall be given by contractor to the EIC at least one day
in advance. Concreting shall be undertaken only after receiving due authorization
Concrete shall not be started unless the electrical conduits or any other piping
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wherever required are laid by the concerned agency. The civil contractor shall
afford all the facilities and maintain coordination of work with other agencies
engaged in electrical and such other works as directed by the EIC.
Before concreting, the contractor shall provide, fabricate and lay in proper position
all metal inserts, anchor bolts, pipes etc. (which are required to be embedded in
concrete members) as per relevant drawings and direction of EIC.
1.5.22 Deposition of Concrete
The arrangements for depositing concrete shall be subject to the approval of the EIC.
In no case shall concrete be dropped or thrown from a height of more than
meters. Concreting of beams, slabs and similar members shall be carried out in one
continuous operation to the full depth of the member and the sequence of placing
shall be arranged as to avoid disturbance of partially set concrete. The concrete shall
be deposited as close to its final position as practicable in order to prevent
segregation. Freshly laid concrete shall not be wheeled over or otherwise disturbed.
When depositing concrete adjacent to the constructional joint special care shall be
taken not to disturb the dowels or other reinforcing steel bars projecting from the
existing concrete.
1.5.23 Compaction of Concrete
The Contractor shall agitate the placed concrete thoroughly into place by means of a
sufficient number of approved needle type mechanical vibrators / surface vibrator
of adequate power and having frequency of not less than 6000 impulses per minute.
The vibrator shall be allowed to sink freely of its own weight until it enters the
previous lift. It shall be withdrawn immediately at the same rate and used at a new
location. Concrete once vibrated shall not be vibrated again. The Contractor shall
ensure that the concrete is thoroughly worked around the reinforcement and
entrained air is expelled and the concrete surface when exposed is found good and
free from air packets, honeycombing or other defects. Re-tampering of concrete,
which has partially hardened, shall not be permitted.
1.5.24 Concreting in Inclement Weather
In the event of rain, storm or any other severe conditions arising, concreting shall be
stopped and appropriate temporary top ends, V grooves, etc., placed as may be
adequately protected as soon as put into position. The Contractor shall always have
in readiness approved framed sheeting, tarpaulin etc. for the protection of newly
placed concrete during inclement weather. Should any concrete be damaged due to
rainstorms or other weather conditions, the EIC may order the cutting out and
replacement of the damaged concrete, all at the expense of the contractor.
1.5.25 Concreting Under Water
Where the concrete is to be deposited under water greatest care shall be taken to
prevent the cement being washed out. The concrete may be placed under water
using bottom-opening skips or may be continuously fed through a tremie pipe
provided with a suitable hopper. Great care shall be taken that no segregation of
concrete takes place and the method of placing shall be approved by the EIC who
may direct which method is to be used. The tremie concrete for piling works shall be
carried out; as per clause no 14.2.4 of IS 456:2000
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Curing of concrete shall be in accordance with IS: 456. Concrete shall be cured by
keeping it moist for the period of time specified herein to ensure that complete
hydration and hardening takes place. All concrete shall be cured by use of water,
which shall be continuously (not periodically) maintained on all exposed surfaces.
Curing shall be assured by use of an ample water supply under pressure in pipes,
with all necessary appliances of hose, sprinklers and spraying devices. Continuous
fine-mist spraying or sprinkling shall be used unless otherwise specified or
approved by the EIC. Wherever, in the judgment of the EIC it may be necessary, the
continuous spray method may be omitted and a covering of sand of other approved
material such as burlap which will hold moisture for long periods and prevent loss
of moisture from the concrete shall be used. Type of covering, which would stain,
disfigure, or damage the concrete during and after the curing period, will not be
approved. Approved covering shall be kept continuously wet during the specified
curing period. Concrete shall be maintained in moist condition for at least the first
days after placing except that high early strength concrete shall be so maintained for
at least the first 3 days. Other curing period may be used with the permission of the
EIC, if the specified strengths are obtained.
The contractor shall have all equipment and materials required for curing on hand
and ready to use before concrete is placed. For curing of concrete in pavements,
sidewalls, floors, flat roofs or other level surfaces the pounding method of curing is
preferred. The method of containing of containing pounded water shall be approved
by the EIC. Special attention shall be given to edges and corners of the slabs to
ensure complete and proper protection to these areas. The pounded area shall be
kept continuously filled with water and shall be promptly repaired.
Curing of concrete shall start after 8 hours of placement and in hot weather within
hours of placement for exposed faces. During the first 24 hours, the concrete shall be
cured by use of wet burlap or such other means to cover the concrete surfaces. In
very hot weather precaution shall be taken to see that the temperature of wet
concrete does not exceed 38 degree C while placing.
Newly placed concrete shall be protected by approved means from rain, sun and
wind. Concrete placed below the ground level shall be protected from falling earth
during and after placing, surface shall be kept free from with such ground or with
water draining from such ground during placing of concrete and for a period of at
least 3 days unless otherwise directed by EIC. The ground water around newly
poured concrete shall be kept to an approved level by pumping or other approved
means of drainage and adequate steps shall be taken to prevent floatation and
flooding. Steps shall be taken to protect immature concrete from damage by debris,
loading, vibration, abrasion, mixing with deleterious materials that my in the
opinion of the EIC impair the strength and / or durability of the concrete.
Approved curing compound may be used in lieu of moist curing with the permission
of EIC. Such compounds shall be applied to all exposed surfaces of the concrete as
soon as possible after the concrete has set.
Besides, seawater /saline water, hard and bitter water shall not be used for curing.
Potable water will generally found suitable for curing mortar or concrete.
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1.5.27 Concrete Below Specified Strength
Should the test cubes fail to meet the minimum specified crushing strength for each
class of concrete; the EIC may take one of the following decisions:
• Instruct the contractor to carry out such additional tests and / or works to
ensure the soundness of the structure at the contractor's expense.
• The EIC may accept the work. Any decision to accept the work shall be
entirely at the discretion of the EIC who may make a reduction in the rate of
the appropriate item.
• Reject the work and instruct that the Section of the works to which the failed
cubes relate to be cut out and replaced at the Contractor's expense.
1.5.28 Faulty Work
Care will be taken that no shock or vibrations reach the concrete during the process
of setting and preliminary hardening. Concrete defective from any cause whatsoever
shall if so directed by the EIC be cut out and the work reconstructed at the
contractor's cost. Concrete thus cut out shall not be used again. If before or after or
during cutting operations, any reinforcement bars are exposed, the cutting out shall
continue right round the bars to form a key. Where reinforcement bars exposed,
care will be taken to ensure that they are not damaged by the tools used for cutting
out the concrete. Reconstruction or repairs to faulty work shall be done with
contractor’s own expense only with the permission of EIC and in such a manner as
he shall direct or approve.
G- 1.6 SHUTTERING
The contractor and relevant drawings together with calculations for strength shall
design all shuttering and supports included under the contract and deflection shall
be submitted to the EIC for approval before commencement of the work.
Form shall be true to shape, lines and dimensions of the concrete work as shown on
the drawing. The contractor shall fix all the formwork in perfect alignment. The
formwork shall be securely braced so as to be above to withstand, without
appreciable displacement, deflection or movement of any kind, the weight of the
construction or movement of persons material and plant. All the joints should be
water tight to prevent leakage of cement slurry from the concrete. Wedges and
clamps are to be used wherever practicable.
Forms or shutters shall not be disturbed until the concrete has sufficiently
hardened. The proper time should be determined by the EIC.
1.6.4 Wrought Shuttering
Wrought shuttering shall be such as to produce a first class fair on the concrete and
free from board marks or any other disfigurements and shall be used for exposed
surface where specified or directed by the EIC. Wrought shuttering is to be aligned
within a tolerance of 3 mm.
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1.6.5 Special Provision
Wherever the concreting of narrow members is required to be carried out within
shutters of considerable depth, temporary opening in the sides of the shutters shall,
if so directed by the EIC, be provided to facilitate the pouring and consolidation of
the concrete. Small temporary openings shall be provided as necessary at the
bottom of shutters of columns, walls and deep beams to permit the expulsions of
rubbish etc. All arises and return to beam, columns and slabs shall unless otherwise
shown on the drawings be provided with chamfers of 20 x 20 mm or as directed by
1.6.6 Preparation of Concreting
Before concreting is commenced shuttering and centering shall be carefully
examined and the space to be occupied by the thoroughly cleaned out. The inside of
shutters shall be treated with a coating of an approved substance to obviate
adhesion and, where necessary to prevent absorption from the concrete, the
shutters shall be thoroughly wetted shortly before concreting is commenced.
1.6.7 Contractor's Responsibility
The contractor at his own expense shall make any damage resulting from premature
removal of shutters or from any other cause good
G-1.7 WELDING OF REINFORCEMENT
1.7.1 Standards
Normally welding of reinforcement will not be permitted. Only when permitted in
exceptional circumstances, welding of reinforcement shall be carried out in
accordance with IS:2751 for mild steel bars and IS:9417 for TMT steel bars.
1.7.2 Inspection of Welds
All welding shall be subject to inspection and testing as specified by the EIC.
1.7.3 Electrodes
Electrodes for metal are welding of mild steel shall be of best heavy coated type and
shall be in accordance with IS: 814 " Covered Electrodes for Metal Arc Welding of
Structural Steel". Welding of reinforcement shall not be permitted except in
exceptional cases.
1.7.4 Butt Welding of Reinforcement
Butt welding of reinforcement steel bars shall only be used where specified or
shown on the drawings unless permission in writing has previously been given by
the EIC. Where butt-welding is carried out, the ends of the bars shall be prepared
with single 45 degree V and a backing plate shall be used. The minimum root face
will be one quarter of the bar diameter.
G-1.8 REINFORCED COCNRETE
The following clauses shall be read in conjunction with the section pertaining to
concrete. All RCC works shall comply with IS:
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1.8.2 Bar Bending Schedule
Bar bending schedule will be prepared by the contractor as per IS:2502 and shall be
submitted to the EIC in triplicate for approval at least two weeks before the bars are
to be bent. The EIC will check and return one copy for the contractor's use, with
amendments if any. The cost of preparing schedules will be deemed to be included
in the rates for reinforcement in the Schedule of Quantities. Any approval given by
the EIC shall, in no case, relieve the contractor from being responsible for the
accuracy and correctness of bar bending schedule.
1.8.3 Bending Reinforcement
Bends, cracks or other labour on reinforcement shall be carefully formed in exact
accordance with the drawing or bar bending schedule; otherwise all bars shall be
truly straight. Bends shall be made cold round a former having a diameter four
times the diameter of the bars. Stirrups and binding shall be bent to the radius of the
bars against they are to be bent. Bending shall be in accordance with IS: 2502 "Code
of Practice for Bending and Fixing of Bars for Concrete Reinforcement". Heating of
bars will not be allowed. Bars incorrectly bent shall be used only if means for
straightening and rebinding have been approved by the EIC. No reinforcing bar shall
be bent when in position without the EIC"s approval whether or not it is partly
embedded in hard concrete.
1.8.4 Binding Wire
All bars shall be bound tightly together, where they cross, with black annealed steel
wire of 1.5 mm in diameter. The free ends binding wire shall be bent inwards.
1.8.5 Placing Fixing
The number, size and form of all reinforcement shall be in exact accordance with the
drawings. The reinforcement shall be placed, fixed and maintained in the forms
within a tolerance of 5mm during the placing and compaction of the concrete.
Horizontal bars shall be suspended or supported with concrete blocks to prevent
from sagging. Such spacer blocks shall have no dimensions exceeding 50mm and
shall be pre cast from concrete of the same class as the concrete in which they are to
be embedded except that the largest size of aggregate shall be 10mm. Each block
shall be cured for 10 days or more. Each block shall be secured to the reinforcement
with wire or spring clip embedded on the center of the block so that it shall not be in
contact with the shuttering or subsequently cause rust marks on the concrete.
Where necessary, spacer bars, supporting stools and distance pieces shall be
supplied and fixed by the contractor to maintain the reinforcement rigidly in the
correct position and to the satisfaction of the EIC. Any ties or stirrups connecting the
bars shall be taut so that the bars properly braced, inside of their curved parts in
actual contact with the bars round which they are intended to fit. The cost of
providing tying wire as well as stools and chairs and concrete blocks shall be
deemed to be covered in the reinforcing steel.
1.8.6 Splicing Reinforcement
Where splicing and / or overlapping in reinforcement are required, the bars shall be
provided with such splices or overlaps as are shown on the drawings are directed
1.8.7 Cover to Reinforcement
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Minimum cover to reinforcement shall be equal to that specified or shown on the
drawings. Where two bars cross the outer one shall have the minimum cover.
1.8.8 Reinforcement to be cleaned
All steel reinforcement before the concrete is deposited shall be cleaned, free from
dust, loose, scales, oil rust, grease or any other deleterious materials. Particular care
shall be taken to avoid contamination of reinforcement with mould oil.
1.8.9 Depositing concrete
No concrete shall be deposited until all concrete and reinforcement have been
inspected and approved by EIC. There shall be in attendance on each concerting
gang a competent steel fixer who shall ensure that the reinforcement and other
embedded fittings are kept in position during placing and compacting of the
G- 1.9 FABRICATION OF STEEL WORK
The contractor shall prepare detailed drawings giving complete information
necessary for the fabrication of the structures. All information should be clearly
given and the drawings shall be in conformity with the best modern practice. A
marking diagram allotting distinct identification marks to each separate piece of
steel work shall be prepared in sufficient detail to ensure convenient assembly and
erection. A symbol for welding used on the drawings shall be in accordance with IS:
813 "Scheme of symbols for welding".
The contractor shall prepare comprehensive bill of material sheets for each shop
drawing giving there in all the items shown on the drawings together with their
weight, mark numbers, cutting length etc.
Four copies of all working drawings and bill of material sheets shall be submitted
for the EIC's approval. Fabrication shall not commence until approval of the relevant
drawings has been obtained from the EIC. While the shop drawings prepared by the
contractor and approved by the EIC are deemed to represent the correct
interpretation of the work to be done, the contractor is not relieved of the
responsibility for accuracy of detailed dimensions own their in.
All fabrication shall be in accordance with IS: 800 "Code of Practice for use of
structural Steel in General Building Construction".
Metal are process shall be used for welding in all cases, unless otherwise specified
by the EIC. The welding procedure shall be in accordance with the requirements of
IS: 816 "Code of Practice for the use of Metal Arc Welding for General Construction
in Mild Steel". The symbols of welding as shown on the drawing shall be interpreted
in accordance with IS:813.
Electrodes used for hand welding or for automatic welding machine shall conform
to IS: 814 "Covered Electrodes for Metal Arc welding of Structural Steel".
All main butt welds shall be full penetration butt welds, unless otherwise specified.
The ends of the welds shall have full throat thickness.
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G-1.11 SPECIAL FEATURES-CONCRETE
11.1 Anchor Bolts, Bollards & Miscellaneous steel set in Concrete.
Wherever possible, anchor bolts or anchor bolt-fixing sockets, bollards, mooring
rings, etc. and other item shall be set in from before concrete is poured.
All anchor bolts or bolt fixing sockets shall be provided with suitable nuts and
washers, whether has been expressly specified in the Bill of Quantities or not.
The location and projection of anchor bolts, bollard, etc. and miscellaneous steel
shall be checked by the Contractor.
Immediately before the concrete is poured and again when concrete has set
sufficiently to permit access, the threaded projected part of the anchor bolt
shall be projected by means of grease wrapped clean rag.
All items, which have been displaced while pouring concrete, shall be removed and
replaced at Contractor's expense and to the satisfaction of the EIC.
G-1.12 WET MIX MACADAM:
Scope: This work shall consist of laying and compacting clean, crushed, graded
aggregate and granular material, premixed with water, to a dense mass on a
prepared sub-base in accordance with the requirements of these Specifications. The
material shall be laid in one or more layers as necessary to lines, grades and cross-
sections shown on the approved drawings or as directed by the EIC.
The thickness of a single compacted wet Mix Macadam layer shall not be less than
75 mm. When vibrating or other approved types of compacting equipment are used,
the compacted depth of a single layer of the sub-base course may be increased to
200 mm upon approval of the EIC.
Construction Operations
Provision of lateral confinement of aggregates: While constructing wet mix
macadam, arrangement shall be made for the lateral confinement of wet mix. This
shall done by laying materials in adjoining shoulders along with that of wet mix
Preparation of mix: Wet Mix macadam shall be prepared in an approved mixing
plant of suitable capacity having provision for controlled addition of water and
forced/positive mixing arrangement like paver blocks plant or mixer of concrete
batching plant. For small quantity of wet mix work the EIC may permit the mixing to
be done in concrete mixers. Optimum moisture for mixing shall be determined in
accordance with IS: 2720 (Part-8) after replacing the aggregate fraction retained on
22.4 mm sieve with material of 4.75 mm to 22.4 mm size or as directed by EIC.
While adding water, due allowance should be made for evaporation losses.
However, at the time of compaction, water in the wet mix should not vary from the
optimum value by more than agreed limits. The mixed material should be uniformly
wet and no segregation should be permitted.
Spreading of Mix: Immediately after mixing, the aggregates shall be spread
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uniformly and evenly upon the prepared sub-base in required quantities. In no case
should these be dumped in heaps directly on the area where these are to be laid nor
shall their hauling over a partly completed stretch be permitted.
The mix may be spread by a paver blocks finisher. However for portions where
mechanical means cannot be used, manual means as approved by the EIC shall be
used. The paver blocks shall be capable of spreading the material uniformly all over
the surface. Its blade shall have hydraulic control suitable for initial adjustments and
maintaining the same so as to achieve the specified slope and grade.
Compaction: After the mix has been laid to the required thickness, grade and cross
fall/camber the same shall be uniformly compacted, to the full depth with suitable
vibratory roller. If the thickness of single compacted layer does not exceed 100 mm,
a smooth wheel roller of 80 to 100 KN weight may be used. For a compacted single
layer upto 200 mm, the compaction shall be done with the help of vibratory roller of
minimum static weight of 80 to 100 KN or equivalent capacity roller. The speed of
the roller shall not exceed 5 km/h.
In portions having unidirectional cross fall/super elevation, rolling shall commence
from the lower edge and progress gradually towards the upper edge. Thereafter,
roller should progress parallel to the centerline of the road, uniformly over-lapping
each preceding track, by at least one-third width until the entire surface has been
rolled. Alternate trips of the roller shall be terminated in stops at least 1 m away
from any preceding stop.
In portions in camber, rolling should begin at the edge with the roller running
forward and backward until the edges have been firmly compacted. The roller shall
then progress gradually towards the center parallel to the centerline of the road
uniformly overlapping each of the preceding tracks by at least on-third width until
the entire surface has been rolled.
Any displacement occurring as a result of reversing of the direction of a roller or
from any other cause shall be corrected at once as specified and/or removed and
Along forms, kerbs, walls or other places not accessible to the roller, the mixture
shall be thoroughly compacted with mechanical tampers or a plate compactor. Skin
patching of an area without scarifying the surface to permit proper bonding of the
added material shall not be permitted.
Rolling should not be done when the sub grade is soft or yielding or when if causes a
wavelike motion in the sub-base/base course or sub grade. If irregularities develop
during rolling which exceed 12 mm when tested with a 3 meter straight edge, the
surface should be loosened and premixed material added or removed as required
before rolling again so as to achieve a uniform surface conforming to the desired
grade and cross fall. In no case should the use of unmixed material be permitted to
makeup the depressions.
Rolling shall be continued till the density achieved is at least 98 per cent of the
maximum dry density for the material as determined by the method outlined in IS:
Sign of Contractor Executive Engineer ( C )
After completion, the surface of any finished layer shall be well closed, free from
movement under compaction equipment or any compaction planes, ridges, cracks
and loose material. All loose, segregabal or otherwise defective areas shall be made
good to the full thickness of the layer and recomputed.
Setting and drying: After final compaction of wet mix macadam course, the road
shall be allowed to dry for 24 hours.
Opening to Traffic: Preferably no vehicular traffic of any kind should be allowed on
the finished wet mix macadam surface till it has dried and the weanling course laid.
Rectification of Surface Irregularity: Where the surface irregularity of the wet mix
macadam exceeds the permissible tolerances or where the course is otherwise
defective due to sub grade soil getting mixed with the aggregates, the full thickness
of the layer shall be scarified over the affected area shaped with added premixed
material or removed and replaced with fresh premixed material as applicable and
recomputed in accordance with Clause 406.3. The area treated in the aforesaid
manner shall not be less than 5 m long and 2 m wide. In no case shall depressions be
filled up with unmixed and ungraded material or fines.
The surface of the aggregate shall be carefully checked with templates and all high
or low spots remedied by removing or adding aggregate as may be required. The
layer may be tested by depth blocks during construction. No segregation of larger
and fine particles should be allowed. The aggregates as spread should be uniform
gradation with no pockets of fine materials.
G-1.13 DRY LEAN CONCRETE:
Proportioning of Materials for the Mix.
The mix shall be proportioned with maximum aggregate cement ratio of 15:1. The
water content shall be adjusted to the optimum so as to facilitate compaction by
rolling. The strength and density requirements of concrete shall be determined by
making trial mixes.
Moisture content: -
The right amount of water for the lean concrete in the main work shall be decided so
as to ensure full compaction under rolling and shall be assessed at the time of rolling
the trial length. Too much water will cause the lean concrete to be heaving up before
the wheels and picked up on the wheels of the roller and too title will lead to
inadequate compaction, a low in-situ strength and an open – textured surface.
The optimum water content shall be determined and demonstrated by rolling
during trial length construction and the optimum moisture content and degree of
compaction shall be got approved from the Engineer. While laying in the main work,
the lean concrete shall have a moisture content between the +2 per cent, keeping in
view the effectiveness of compaction achieved and to compensate for evaporation
Sign of Contractor Executive Engineer ( C )
Cement content: -
The minimum cement content in the lean concrete shall not be less than 150 kg/cu.
m. of concrete. If this minimum cement content is not sufficient to produce of the
specified strength. It shall be increased as necessary without additional cost
compensation to the contractor.
Concrete strength: -
The average compressive strength of each consecutive group of 5 cubes made in
accordance with clause 903.5.1.1 shall not less than 10 mpa at 7 days. In addition
the minimum compressive strength of any individual cube shall not be less than
mpa at 7 days. The design mix complying with the clauses shall be got approved
from the Engineer and demonstrated in the trial length construction.
The sub grade shall conform to the grades and cross sections shown on the
drawings and shall be uniformly compacted to the design strength in accordance
with these Specifications and Specification stipulated in the Contract. The lean
sub base shall not be laid on a sub grade softened by rain after its final preparation,
surface trenches and soft spots, if any, must be properly back-filled and compacted
to avoid any weak of soft. As far as possible, the construction traffic shall be avoided
on the prepared sub grade. A day before placing of the sub-base, the sub grade
surface shall be given a fine spray of water and rolled with one or two passes of a
smooth wheeled roller after a lapse of 2-3 hours in order to stabilize If Engineer
feels in necessary, another fine spray of water may be applied just before placing
The pace and programmed of the lean concrete sub-base construction shall be
matching suitably with the programmed of construction of the cement concrete
pavement over it. The sub-base shall be overlaid with cement concrete pavement
only after 7 days after sub-base construction.
Batching and mixing: -
The batching plant shall be capable of proportioning the materials by weight, each
type of material being weighed separately in accordance with clause 602.9.3.2. The
cement from the bulk stock shall be weighed separately from the aggregates. The
capacity of batching and mixing plant shall be at least 25 per cent higher than the
proposed capacity for the laying arrangements. The batching and mixing shall be
carried out preferably in a forced action central batching and mixing plant having
necessary automatic controls to ensure accrue.
Proportioning and mixing. Other types of mixes shall be permitted subject to
demonstration of their satisfactory performance during the trial length. The type
and capacity of the plant shall be got approved by the Engineer before
Sign of Contractor Executive Engineer ( C )
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