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Tender Value
₹98.3 L
EMD Value
₹99,000
Closing Date
30 Jun 2026, 6:00 pm
The Registrar
Supplying, Erecting, Testing and Commissioning of 11 KV HT Substation Equipment and LT Switchgears
313425
Estate / Tender / 12705 / 2026
Open
Electrical Works
Surat
8 documents required · 8 mandatory
₹2,832
THE REGISTRAR, VEER NARMAD SOUTH GUJARAT UNIVERSITY, SURAT
₹99,000
15 Jun 2026
15 Jun 2026
15 Jun 2026
30 Jun 2026
15 Jun 2026
Name of Work : Supplying, Erecting, Testing and Commissioning of 11 KV HT
Substation Equipment and LT Switchgears
Name of Agency-
Estimated Cost-98,28,179=42
This is a generic SBD to be used for Electrical 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.
Sr No Section Description Page No
1 Invitation for Bid (IFB)
2 Section -1 Instructions to Bidders
3 Section -2 Qualification Information
4 Section -3 Conditions of Contract
5 Section -4 Contract Data
6 Section -5 Technical Specification
7 Section -6 Form of Bid
8 Section -7 Bill of Quantities
9 Section -8 Securities and Other Forms
10 Section -9 Drawings
11 Section -10 Documents to be furnished by Bidder
INVITATION FOR BID
VEER NARMAD SOUTH GUJARAT UNIVERSITY
UDHNA - MAGDALLA ROAD, SURAT.
E-TENDER NOTICE
Tenders for the works given below are invited from the Experienced Government registered contractors. Tenders
are invited for the following works through online process on https:// tender.nprocure.com
Tender For Supplying, Erecting, Testing and Commissioning of 11 KV HT Substation Equipment and LT Switchgears
1.) Estimated Amount (Rs.) : 98,28,179.42 (Excluding GST)
2.) Earnest Money Deposit (Rs.) :
3.) Tender Fee (Rs.) : 2,832.00 (2,400.00 Tender Fee + 432.00 GST)
4.) Time Limit : 06 Months
5.) Registration Class : "D" Class & Above
Tender documents are available on https:// tender.nprocure.com
1 Date & Time of Downloading of tender Dt. 15-06-2026 to Dt. 30-06-2026 up to 18.00 hrs.
2 Last Date & Time of online Submission of offer Dt. 30-06-2026 up to 18.00 hrs.
form / price bid
3 Physical submission of tender fee (Non On or Before Dt. 10-07-2026 on working days.
refundable) EMD & Other required tender
document etc. (In hard copy) by post only at
V.N.South Gujarat University, Udhna -
Magdalla Road, Surat-395007.
4 Opening of offer form / price bid (on line) Dt. 13-07-2026 up to 11.00 hrs. onwards if possible.
Note : Tender Fee will be accepted in DD only & for Bid Security (EMD) in form of DD / FDR / Bank
Guarantee. The Veer Narmad South Gujarat University reserves the right to reject any or all tenders or part of it
which in the opinion of Veer Narmad South Gujarat University.
UNIVERSITY ENGINEER
VEER NARMAD SOUTH GUJARAT UNIVERSITY
NATIONAL COMPETITIVE BIDDING
1. The invites bids for the Electrical works detailed in the table. The bidders may submit bids for any or
all of the following works.
Pack Name Approximate Bid Cost of Period of #Class of
age of work value of works security document completion Registration /
No. (Rs.) (Rs.) Category of
Supplying, Erecting, Testing & 98,28,179=42 99,000=00 2832=00(2400 6 Months D Class and
Commissioning of 11 KV HT Tender Fee + Above
Substation Equipment and LT 432=00 GST)
Prospective / Interested bidder may download the Bid Documents from website
https://www.tender.nprocure.com free of cost till the Time and Date as mentioned on online NIT at website
https://www.tender.nprocure.com.
1. 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 Veer Narmad South Gujrat
University, Surat and in favour of ‘Registrar, Veer Narmad South Gujarat University, Surat’. 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 Registrar, Veer Narmad South Gujarat University, Surat within 7 Days from the last day of bid
Penetrative action for not submitting Demand Draft / FDR / Bank Guarantee in original to Executive
Engineer / Tender Inviting Authority by bidder shall be initiated.
2. Bids received online, will be opened on the time, date and place as specified in the online NIT at
website https://www.tender.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.
3. A pre bid meeting will be held on at the office of Registrar, Vnsgu , Udhna Magdalla Road, Surat to
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. if required.
4. #Bid Security (EMD) is equal to 1% of Estimated Amount put to bid / tender and should be rounded
off to the next thousand rupees.
5. 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.
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 tobe
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 / bid.
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 Registrar,
VNSGU, Surat within 7 days from last day of submission of Bid.
• Bid Document Fee / Tender Fee
• Bid Security / EMD or Valid EMD Exemption Certificate of Appropriate Class of
Registration of Approved Contractors : "D" Class & Above
• Pan Card Number
• Registration Certificate – "D" Class & Above
• Bidder must have a successful experience of completion of at least one similar
work i.e. SITC of HT work, cost not less than 40% (Rs. 39,31,271=60) of the HT
Sub Station Work within last five financial years in Govt. of Gujarat. (only HT
Maintenance work will not be considered) Form 3A Must be Attached.
• Latest Valid License of Electrical Contractor.
• Annual Turnover of Any one of the Five Financial Year(i.e 2021-2022 to 2025-
2026) Must be 50% of Estimated Cost
N. Demand Draft purchased by the other then bidder and issued after the last date of submission of
Bids, will not be considered or accepted.
O. 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.
P. Conditional tender shall not be accepted.
Q. Any changes, addition, alternation made in the prescribed form attached with tender are liable to
R. Any change in format or conditional Bank Guarantee will not be accepted and the bidder will be
considered non-responsive.
S. All the bidders are instructed to fill in information strictly in accordance with the format given in the
checklist /qualification document / tender document.
T. It is mandatory for the bidders to supply each and every information as asked strictly in electronic
format at appropriate places only.
U. Blank / insufficient information shall be treated as nil information and shall result in
disqualification.
V. 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 / bid.
W. 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.
X. If found necessary, the contractor will be intimated for negotiation,
INSTRUCTIONS TO BIDDERS
Section 1: Instructions to Bidders
Table of Clauses
Page No. Page No.
A. General D. Submission of Bids
1. Scope of Bid 8 19. Sealing & Marking of Bids
20. Deadline for Submission of
2. Source of Funds 8 Bids
3. Eligible Bidders 8 21. Late Bids
4. Qualification of the Bidder 8 22. Modification and
Withdrawal of Bids
5. One Bid per Bidder
6. Cost of Bidding
E. Bid Opening and Evaluation
23. Bid Opening
B. Bidding Documents 25. Clarification of Financial Bids
8. Content of Bidding 13 26. Examination of Bids and
Documents Determination of
9. Clarification of Bidding
Documents 27. Correction of Errors
10. Amendment of Bidding
Documents 29. Evaluation and Comparison
of Financial Bids
C. Preparation of Bids
11. Language of Bid 15 F. Award of Contract
12. Documents Comprising 15 31. Award Criteria
32. Employer’s Right to Accept
13. Bid Prices 15 any Bid and to Reject any
14. Currencies of Bid and
33. Notification of Award and
Signing of Agreement
15. Bid Validity 16 34. Performance Security
16. Bid Security 16 35. Advance Payment and
17. Alternative Proposals By
Bidders 36. Dispute Review Expert
18. Format and Signing of Bid 17 37. Correct or Fraudulent
SCOPE OF TENDER :
Salient features and details of the Work, for which applications are invited, are as under :
Sr. Name of the Work Total estimated cost Period of
No. Rs. completion
01. Supplying, Erecting, Testing & Commissioning Rs. 9828179=42 6 Months
of 11 KV HT Substation Equipment and LT
Switchgears at Veer Narmad South Gujarat
University, Udhna-Magdalla Road, Surat
Work shall be executed according to General Conditions of Contract and detailed Technical Specification
as per Technical Bid - Volume-I.
• Electrical contractor have to assist for DGVCL Power supply as instructed by engineer in
• Agency has to take all necessary approvals from Government bodies like NOC from Electrical
Inspector Department including LT & HT work installation and approval from DGVCL. No extra
charges will be Paid by department.
• The contractor shall observe the prevailing rules procedure for the Electrical work before
during and after execution of electrical works as directed by the instructed by engineer in
• No Extra Payment for Conveyance Charge for Transformer from HT Sub-station to workshop
and Existing Loading/Unloading Transformer On Side
• No Extra Payment for Replacement of existing CT 22 KV RMU for HT Yard
• Supply, Installation, assembly, connection, testing and Commissioning of disconnection Panel
Renovation/Replacement of LT PCC Panel & accessories.
• Use Colour Cording in all type Wiring(For Phase Red, Yellow, Blue For Neural Black & For
Earthing Green)
• Approved Product make For Electrical item should be considered as per Electrical Make List.
• The contractor will not be provided any transportation fare or other charges if a
question arises of transfer of any machine under contract outside the campus for repair.
NOTE: The contract will be terminated at any time without any notice/reasons as per convenience of Veer
Narmad South Gujarat University Surat if work is found unsatisfactory.
1. No advance payment shall be made, any circumstance No delay charges or interest will be not paid for
1.1 Employer (Named in Appendix to ITB) 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
2. Source of Funds
2.1 The expenditure on this project will be met from the budget of Govt. of Gujarat / Govt.
of India for centrally sponsored projects.
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
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
Base year of inviting tender 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 India
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 Electrical construction works only) in
any one year, over the last five years (2020-21 to 2024-25) of the annual value
of contract / contracts applied for.
(b) Experience in successfully completing or substantially completing at least similar
work i.e. SITC of HT work, cost not less than 40% of the HT Sub Station Work.
within last five financial years in Govt. of Gujarat. (only HT Maintenance work will
not be considered) Form 3(A) Must be Attached.
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 % 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 Appendix.
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 requirements.
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 they
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.
#4.6 JOINT VENTURE: (Maximum 3 Members i.e. 1 Lead & 2 Others) (Applicable only for
estimated project cost of 50 Crore 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
4.5.1 & 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 30 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. (if required)
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 = (2*A*N-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 (i.e. 12 Months) ; and
N = Number of years prescribed for completion of the works for which the bids are invited.
(i.e. 12 Months)
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
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
- Record of poor performance such as abandoning the works, not properly
completing the contract, inordinate delay in completion, litigation history, or
financial failures etc.; and/ or
- Participated in the previous bidding for the same work and had quoted
unreasonably high bid prices and could not furnish rational justification to the
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
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.
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, 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
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.
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.tender.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
B. 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) Undertaking that the bid shall remain valid for the period specified
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
(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 deadline date
forbid 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 respects.
#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 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.
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
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-
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 withdraws the bid after Bid opening during the period of Bid
(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 GoGR&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 uploaded.
A.SUBMISSION OF BIDS
20. Deadline 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 deadline.
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 deadline 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 to Clause
E BID OPENING AND EVALUATION
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
and 23.3, In the event of the specified date of Bid opening being declared holiday for
the Employer, the Bids will be opened at the appointed time and location on the next
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 doesnot
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
(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, 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 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.
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
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 breakdowns 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 Bids and 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 drawings.
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.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.
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-responsive.
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 consideration.
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. Notwithstanding 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 thereby 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 action.
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 (hereinafter 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 (hereinafter 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
34. Performance Security / Security Deposit
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 8 towards an Additional Performance Security
(The “Additional Performance Security”) for an 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
shall constitute sufficient grounds for cancellation of the award and forfeiture of the
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
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
37.2 Furthermore, Bidders shall be aware of the provision stated in Sub- Clause 59.2 of the
Conditions of Contract.
APPENDIX TO ITB
Clause Reference
With respect to
1. The Name of the Employer is Vnsgu, surat [ Cl.1.1]
2. The last five years.
3. This Annual Financial Turnover Amount Rs. 49,14,090=00 [Cl.4.5.3 (a)]
4. Value of Work is Rs. 98,28,179=42
6. Liquid assets and / or availability of credit facilities [Cl.4.5.6 ]
7. Price level of the financial year 2026-2027 [Cl. 4.5.2]
8. The pre-bid meeting will take place at Office of the [Cl. 9.2.1]
VNSGU. if required
9. The technical Bid will be opened at the office of the VNSGU,
Surat. on dt……… as per Tender Notice detail (if possible) dt…...
10. Address of the Employer: Registrar, Veer Narmad South
Gujarat University, Udhna-Magdalla Road, Surat
12. The bid should be submitted latest by As stated [Cl. 20.1 & 20.2]
13. The bid will be opened at Registrar, VNSGU, Surat As [Cl. 23.1 ]
stated on online NIT
14. The Bank Draft in favor of Registrar , Vnsgu surat
16. Escalation factors (for the cost of works
executed and financial figure to a common base value) for works [Cl.4.5.2]
Year Financial Year Multiplying factor
Base year of inviting tender 2026-2027
#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
Sr. Plant or Location Age of Make Capacity Approximate Remark
No. Machinery Machinery Value
(maximum 15 years)
List of Key Personnel to be deployed on Contract Work
(Reference Cl. 4.5.4)
# Employment of a qualified site Engineer by the Contractor.
The Contractor shall employ full-time technically qualified staff during the execution of this work as
1. Two graduate Electrical Engineers and three diploma Electrical Engineers when cost of the work to be
executed is more than Rs.50 lakhs.
2. One graduate & two Diploma, Electrical 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 Electrical Engineer when the cost of work is less than Rs.15 lakhs but more
than Rs.5 lakhs.
4. Minimum two Diploma Electrical 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 Electrical 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 marksheet, 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.
QUALIFICATION INFORMATION
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 Electrical engineering 2021 -
work performed in the last five years 2022 -
(in Rs. Lakhs) 2023 -
1.1.1 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 of Stipulated Actual Remark
Name the of work No. contract issue of period of date of explaining
Employer (Rs. work completion completion* reasons for
Crore) order delay &
*Attach certificate(s) from the Engineer(s)in-charge
** Immediately preceding the financial year in which bids are received.
#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 Name of Name of Quantity of work performed (Cum/MT) Remarks*
the work the (indicate
Employer Cement Masonry Earth Bituminous contract Ref)
Concrete Works Work
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 & No. Address Contract Period Works* of
works State of (Rs. Cr) of remaining completion
Employer Completion to be
*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 (from whom
NO Capacity Owned/Leased Nos/. Age/ to be
to be Capacity Conditions purchased
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 Contract.
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 Value of Sub-Contractor Experience in
the works Sub-Contractor (Name & Address) similar work
Attach copies of certificates on possession of valid license for executing water supply/ sanitary work/
building electrification works.
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 copies.
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 Dispute Amount Involved Remarks
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
SAMPLE FORMAT FOR EVIDENCE OF ACCESS TO OR
AVAILABILITY OF CREDIT FACILITIES
(CLAUSE 4.5.6 OF ITB)
BANK CERTIFICATE
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.
Senior Bank Manager
Address of the Bank
1. I, the undersigned, do hereby certify that all the statements made in the required attachments are
true and correct.
2. The undersigned also hereby 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 hereby 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 reputation.
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
(Signed by an Authorized Officer of the Firm)
(Title of Officer)
I, the undersigned do hereby undertake that our firm M/s ..............................................
................................................................. would invest a minimum cash 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)
CONDITIONS OF CONTRACT
CONDITIONS OF CONTRACT
Table of Contents
Page No. Page No.
A. General D. Cost Control
1 Definitions 37 37 Bill of Quantities
2 Interpretation 38 38 Changes in the Quantities
3 Language and Law 39 39 Variations
4 Engineer’s Decisions 39 40 Payments for Variations
5 Delegations 39 41 Cash Flow Forecasts
6 Communications 39 42 Payment Certificates
7 Sub-Contractors 39 43 Payments
8 Other Contractors 39 44 Compensations Events
9 Personnel 40 45 Tax
10 Employer’s & Contractor Risk 40 46 Currencies
11 Employers Risks 40 47 Price Adjustment
12 Contractor’s Risk 40 48 Retention
13 Insurance 40 49 Liquidated damages
14 Site Investigations Reports 41 50 Bonus
15 Queries about the Contract 41 51 Advance Payment
16 Contractors to Construct the works 41 52 Securities
17 The Works to be Completed By the 53 Deleted
Intended Completion Date 41 54 Cost of Repair
18 Approval by the Engineer
19 Safety 41 E. Finishing the Contract
20 Discoveries 42 55 Completion
21 Possession of the Site 42 56 Taking Over
22 Access to the Site 42 57 Final Account
23 Instructions 42 58 Operating and Maintenance manuals
24 Disputes 42 59 Terminations
25 Procedure for Disputes 43 60 Payment upon Terminations
26 Deleted 43 61 Property
B. Time Control 62 Release from Performance
28 Extensions of the Intended F. Special Conditions of Contract
completion date 44 63 Labour
29 Deleted 44 64 Compliance with labour regulations
30 Delays Ordered by The Engineer 44 65 Arbitration
31 Management Meetings
32 Early Warning
C. Quality Control
33 Identifying Defects
35 Correction of Defects
36 Uncorrected Defects
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 of the Bid
Compensation Events are those defined in Clause 44 hereunder
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 Contract.
The Contractor is a person or corporate body whose 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 Works.
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 Initial Contract Price is the Contract Price listed in the Employer's Letter of Acceptance.
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
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 turn over 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 priority
(2) Letter of Acceptance, notice to proceed with works
(3) Contractor's Bid
(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 Contract.
3. Language and Law
3.1 The language of the Contract and the law governing the Contract are stated in the Contract Data.
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 Employer.
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 Contractor.
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 subcontract 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 not allowed.
7.2 The sub-contractor must be registered in appropriate class and category for the part of work to be
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 modifications.
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 risk.
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, Electrical 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.
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 due.
13.4 Alterations to the terms of an insurance shall not be made without the approval of the Engineer.
13.5 Both parties shall comply with any conditions of the insurance policies.
14. Site Investigation Report
14.1 The Contractor in preparing the Bid shall rely on any site Investigation reports referred to in the
Contract Data, supplemented by any information available to the Bidder.
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
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
18.4 The Contractor shall obtain approval of third parties to the design of the Temporary works where
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.
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
foreclose 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
15 days from the decision given by the #Superintending Engineer.
24.2 (a) For the work up to 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 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.
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.
B. TIME CONTROL
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 forecast.
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
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.
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.
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 3 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 4 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
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
(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.
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 issued.
(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, Dtd. 26/11/15 for the work costing more than Rs. 5.00 Crore.
(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
(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 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 charges.
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 be corrected.
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.
D. 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 work.
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 executed.
39.1 All Variations shall be included in updated programmes produced by the Contractor.
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 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 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 stationed at the
same place or the nearest place.
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 herein before 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
Circle 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
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
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 forth in 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 information
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 Contract.
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 a part 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.
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
(b) The price adjustment shall be determined during each month from the formula given in the
(c) Following expressions and meanings during to the work done during each month
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
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.
48.2 On Completion of the whole of the Works half the total amount retained is repaid to the Contractor and
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 hereunder shall be made in teaches 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
the whole works or the milestone as stated in the 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 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 thereof.
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
Contractor 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.
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
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.
E. 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
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 Contractor.
59. Termination
59.1 The Employer or the Contractor may terminate the Contract if the other party causes a fundamental
breach of the Contract.
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 Engineer
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
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 of facts 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
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 convenience.
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 thecertificate, less other recoveries due in terms of the contract, less taxes
due to deducted at source as per 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 Employer exceeds any payment due to the Contractor the difference shall be
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 Equipments, 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.
F. 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
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 may require.
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.
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 of the 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 20 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, Runways 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 workers.
(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
for the purpose of applicability of this Act.
(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
Electrical and criminal liabilities.
(M) Child Labour (Prohibition & Regulation Act 1986 :- The Act prohibits employment of children
below 14 years of age in certain occupations and 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 upto 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 cess at the rate not exceeding 2% of the cost of
construction as may be 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 10 persons or more with aid of power or 20 or more persons without
the aid of power 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
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-
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 (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.
24.2 (a) For the work up to 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 #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 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. However, during such period, he would not stop the work in any case.
Clause Reference With
respect To section
Item marked “N/A” do not apply to this Contract.
1. The Employers is [CL.1.1]
Name of authorized Representative (will be intimated later)
Name of Authorized Representative: ...........................................
3. The Defects Liability Period is One years from the date of completion. [CL.1.1&33]
4. The Start Date shall be 1st days for the date of issue of the Notice to
proceed with the work. [CL.1.1]
5. The Intended Completion Date for the whole of the works is .......................
.............................. Months after start of work with the following milestones: [CL.1.1,17&2]
Milestone dates: [CL.2.2& 49.1]
Physical works to be completed Period from the start date
Milestone 1 i.e. .…… % ..................... days.
Milestone 3 i.e. ……..% ..................... days.
Milestone 4 i.e. ……..% ..................... days.
7. The name and identification number of the Contract is: [CL.1.1]
8. The works consist of .................................................with items as per B.O.Q. [CL.1.1]
The works shall, inter alia, include the following, as Specified or as directed:
(A) Road Works :
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 inaccordance with the drawings and the provisions of
the contract and to ensure safety.
(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/
downtake 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 [CL.1.1]
Any Other Items as required to fulfill all contractual obligations as per the
10. The following documents also form part of the Contract:
As per clause 2-3 [CL.2.3(9)]
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. [CL.13]
17. Site Investigation report [CL.14]
18. The Site Possession dates shall be ................................. [CL.21]
19. The period for submission of programme for approval of the engineer shall
be 21 days from the issue of Letter of Acceptance. [CL. 27.1]
20. The period between program updates will be ....................days. [CL.27.3]
21. The amount to be withheld for late submission of an updated programme
shall be Rs. .................... lakhs [CL. 27.3]
22. The following events shall also be Compensation Events
Substantially adverse ground conditions encountered during the
course of execution of work not provided for in the bidding document. [CL. 44]
(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.
(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 Electrical,
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 local labour.
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 India.
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 for cement.
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.
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 Technical 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
days prior to the scheduled date of opening of technical bid.
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
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 Technical 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 consideration.
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
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
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 28 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 & Industry.
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)
The following percentage will govern the price adjustment for the entire contract:
1. Labour –Pl ……%
2. Cement – Pc ……%
3. Steel –Ps ……%
4. Bitumen – Pb ……%
5. POL – Pf ……%
6. Plant & Machinery Spares Pp ……%
7. Other Materials - Pm ……%
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
delay in completion work (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 and per day.
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 Be fulfilled
i Mobilization 10% of the contract Price On submission of unconditional 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 period.
ii Equipment 90% for new and 50% of After equipment is brought to site (provided
depreciated value for old the Engineer is satisfied That the equipment
equipment. Total amount is required for performance of the contract)
equipment. Total amount is required for performance of the contract)
will be subject to a maximum and on submission of unconditional Bank
of 5% of the Contract Price 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 total of all such payments to the Contractor has reached not less than
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
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 are required {CL. 58}
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 by
the Date required is Rs. ...................... Lakhs. {CL. 58}
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.
TECHNICAL SPECIFICATION
SPECIFICATIONS FOR ELECTRICAL WORKS IN GOVERNMENT BUILDING
SUBJECT TO THE GENERAL CONDITIONS OF CONTRACT IN FORCE
1. Wiring Rules :
The installation generally shall be carried out in conformity with relevant Indian Standard Specifications and code
of practices prevalent. Indian Electricity Rules 1956 and Indian Electricity Act. 1910 as amended form the time to time.
2. Definition :
The definition of terms shall be in accordance with Indian Standard code of Practice for Electrical wiring
Installation IS-732-1982 except for the definition of point in case of Internal Electrical Installation. For definition of point
wiring and measurement of Electrical works IS- 59008-1970 shall be referred to.
3. Voltage and Frequency of Supply :
All current consuming devices shall be suitable for frequency of 50 C/s and system of voltage meant for unless
otherwise specified.
4. Layout of wiring and its description:
(I) The wiring shall be carried out as per Schedule "power" wiring must be in screwed conduit and shall be kept
separate and distinct from lighting wiring. All wiring must be done on the distribution system with main and branch
distribution boards at convenient centers and without isolated fuses. All conductors shall be run as far as possible along
the walls and ceiling as to be easily accessible and capable of being thoroughly inspected. The balancing of circuits will
be arranged before hand by the Executive Engineer Electrical Division.
(ii) Within one month of the taking over the installation, the Contractor shall supply to the Executive Engineer,
Elect. Division a complete set of wiring diagrams of the same on drawings to be supplied when available by the
Executive Engineer, Electrical Division, and to the satisfaction of the Executive Engineer, Elect. Dn, and these wiring
plans shall be "Drawings" within the meaning of the term as used in the General Conditions of contract.
5. Conductors :
All conductors unless otherwise specified shall not be less than 1.5 Sq. mm. for point wiring and 2.5 Sq.mm. for
mains. Conductors for power and lighting circuits shall be of adequate size to carry the designed circuit load without
exceeding the permissible thermal limits for the installation, and such sizes will be stipulated in specifications and or
6.1 All cables shall conform to relevant Indian Standards.
6.2 Conductors of all cable except the flexible cable shall be of aluminum. The smallest aluminum conductors for
the final circuit shall have nominal cross sectional area of not less than 1.5 Sq.mm. The minimum size of the
aluminum conductors for power wiring shall be 4 Sq. mm.
6.3.1 Conductors of flexible cables shall be of copper. The minimum cross sectional area of such a cables shall be
14.0193 mm. The flexible cable shall have uniform and adequate insulation.
6.3.2 Unless the flexible cables and conductors are protected by arm our or though rubber or PVC Sheath, these shall
not be used in workshops and other places where they are liable to mechanical damage.
6.3.3 Core flexible cables shall be used for connecting single phase Appliances for phase, neutral & earth
7. Fall of Potential :
The cross sectional area of all conductors inside buildings shall be so proportioned to their lengths that the drop
in voltage between main fuses and the farthest point of any lump shall not exceed three percent of the voltage of
the consumers with all the consuming devices in use.
7.1 It the CABLE SIZE is increased to avoid the voltage drop in circuit current rating of the cable shall be more than
that for which the circuit is designed. In each circuit or sub circuit every cable shall have a current rating not less
than that of the fuse which protects the circuit or sub circuit respectively for current higher than the full load
8. Ratings of lamps and fans socket out lets : Points and exhaust fans
8.1 Incodescent lamps installed in residential and non-residential buildings shall be rated at 60 watts & 100 watts
8.2 Table fans and ceiling fans shall be rated at 60 watts, exhaust fan shall be rated according to their capacity.
8.3 5 Amp. socket outlet points and 15 Amp. sockets outlet points shall be rated at 100 watts and 1000 watts
respectively for the purpose of load assessment unless values of the load are known or specified.
9.1 Before the installation is commissioned following tests shall carried out :
(1) Insulation Resistance test
(2) Polarity Tests of Switches
(3) Earth Continuity tests
(4) Earth Electrodes Resistance test
9.2.1.1 The insulation resistance shall be measured between earth and the whole system of conductors or any section
there of with all fuses in place and all switches closed, and except in earthed concentric wiring all lamps in
position or both poles of the installation otherwise electrically connected together direct current pressure of not
less than twice the working pressure provided that it need not exceed. 500 volts for medium voltage circuits
where the supply is derived that it need not exceed. 500 volts for medium voltage circuits where the supp is
derived from the three wire D.C. or a poly phase. A.C. System, the neutral pole of which is connected to earth
either direct or through added resistance, the working pressure shall be deemed to be that which is maintained
between the phase conductor and the neutral.
9.2.1.2 The insulation resistance shall also be measured between all conductors to one pole or phase conductor of the
supply and all the conductors connected to the neutral or to the order pole or phase conductors of the supply
with all lamps in position and switches in 'OFF' position and its value shall be not less than in that specified in
Sub-Clause 9.2.1.3.
9.2.1.3 The insulation resistance in Megohms measured as above shall not be less than 50 Megohms divided by the
number of outlet or when PVC insulated cables are used for wiring 12.5 Megohms divided by number of outlets.
9.2.1.4 Where a whole installation is being tested, a lower value than that given by the formula, subject to a minimum of
1 Megohm is acceptable.
9.2.1.5 A preliminary and similar test be made before lamps, etc. are installed and in this event the insulation
resistance to earth should be not less than 100 Megohms divided by the number of outlet or when PVC
insulated cables are used for wiring 25 Megohms divided by number of outlets.
9.2.1.6 The term "Outlet" includes every switch except that a switch combined with a socket outlet, appliance or
lighting fitting is regarded as one outlet.
9.2.1.7 Control rheostat heating and power appliance and electric sign may, if required, be dis-connected from the
circuit during the test, but in that event the insulation resistance between the case or frame work, and all live
parts of each rheostat, appliance and sign, shall be not less than that specified in the relevant Indian Standard
Specification or where there is no such specification shall be not less than half a Megohm.
9.2.2 Polarity Test :
9.2.2.1 In a two wire installation a test shall be made to verify that all switches in every circuit have been fitted in the
same conductor throughout & such conductor shall be labelled or marked for connection to the phase
conductor or to the non-earthed conductor of the supply.
9.2.2.2 In a three wire or a four wire installation a test shall be made to verify that every non-linked single pole switch is
fitted in a conductor which is labelled or marked for connection to one of the phase conductor of the supply.
9.2.2.3 The installation shall be connected to the supply for testing. The terminals of all switches shall be tested by a
test lamp one lead of which is connected to the earth. Glowing of test lamp to its full brilliance, when the switch is
in 'on' position irrespective of appliance in position or not shall indicate that the switch is connected to the right
9.2.3 Earth Continuity Test :
The earth continuity conductor including metal conduits and metallic envelops of cables in all cases shall be
tested for electric continuity and the electrical resistance of the same along with the earthing lead but excluding
any added resistance or earth leakage circuit breaker measured from the connection with the earth electrode to
any point in the earth continuity conductor in the completed installation shall not exceed one ohm.
9.2.3.1 Earth Electrode Resistance Test :
Earth electrode Resistance test may be carried out by Magger Earth Testers cantoning a direct reading ohm-
meter, a hand driven generator and auxiliary electrodes.
9.3 On completion an eclectic installation (addition and alteration) a certificate shall be furnished by the Contractor
countersigned by the certified Supervisor under whose direct supervision the installation was carried out. This
certificate shall be in the prescribed form as given in Appendix-'B' in addition to the test certificate required by
Local Electrical Supply Authorities.
10. Joint and looping back :
Unless with the sanction of Executive Engineer Divisions all joints in conductor shall be means of approved
mechanical connectors in suitable and approved junction boxes but looping back system shall be preferable. In
wiring unless otherwise specified Phase and live conduct shall be looped at the switch box where as a neutral
conductor can be looped from light, fan or socket. In non-residential buildings, neutral and earth continuity wire
shall be brought to each of the switch boards should be of adequate size to accommodate at least one number
of 5 Amps. socket outlet and control switch in future.
Main Switchers, Switch Board and their location :
11.1 All main switches (other than those of iron clad pattern) carrying current of 10 Amp. and above shall be fitted for
back connections and shall be satiably protected.
11.2 All switches and circuit breakers shall be constructed in accordance with the I. S. 4237-1967. General
requirement for switchgear and control gear for voltage not exceeding 1000 vaults and other relevant I.S.
provided also that spring shall be either of phosphor bronze or if steel shall be copper or Nickel plated and that
handle shall be so fastened that they do not tend to unscrew or become loose.
11.3 All main switches shall be either of metal clad enclosed pattern or of any insulated enclosed
pattern which shall be fixed at close proximity to the point of entry of supply.
11.4 Switch boards shall not be erected above gas, stoves, or sinks or within 2.5 m. of any washing unit in the
washing rooms of laundries or in the bath rooms, lavatories, toilets or kitchens.
11.5 Switch boards, if unavoidably fixed in places likely to be exposed to weather, to drip or to abnormal moist
temperature the outlet casing shall be weather proof and shall be provided with glands or bushing of adopted to
receive screwed conduit according to the manner in which cables are run PVC and double flanged bushes
shall be fitted in the holes of the switches for entry and exit of wires.
11.6 A Switch borad not be installed so that its bottom is within 1.25 m. above the floor unless the
front of the switch board is completely enclosed by a door or the switch board is located in a position to which
only authorised persons have access.
11.7 Switch boards shall be recessed in the wall if so specified in the schedule of work or in the special specification.
The front shall be fitted with hinged pannel of other suitable material such as bakelite in wood frame with locking
arrangement, the outer surface of door being flush with the walls. Ample room shall be provided at the back for
connections and at the front between the switchgear mountings and the door.
11.8 Equipments which are on the front of a switch board shall be so arranged that inadvartantly personal contact
with live parts is unlikey during the mainpulation of switchagears, changing of fuses or like operations.
11.9 No holes other than the holes by means of which the panel is fixed shall be drilled closer than 1.3 cms. form any
edge of the pannel.
11.10 The various live parts, unless they are effectively screened by substantial barriesrs of non-hydroscopic, no-
inflammable insulating material, shall be so spaced that space shall not be maintained between such parts and
11.11 The arrangement of gear shall be such that they shall be readily accessible and their connections to all
instruments and apparatus shall also be traceable.
11.12 In every case in which switches and fuses are fitted on the same pole, these fuses shall be so arranged that the
fuses are not alive when their respective switches are in the off position.
11.13 No fuses other than fuses in instrument circuit shall be fixed on the back of or behind a switch board pannel or
11.14 All the metal switchgears and switch boards shall be painted, prior to erection with one coat of antirust primer.
After erection they shall be painted with two coats of approved enamel or aluminium paint as required on all
sides whenever accessible.
11.15 All switch board connected to medium voltage and above shall be provided with 'Danger Notice Plate'
conforming to relevant Indian Standards.
12. Control at Point of Commencement of Supply :
12.1 There shall be a linked main switchgear with fuse on each live conductor of the supply mains at the point of
entry. The wiring throughout the installation shall be such that there is no break in the neutral wire except in the
form of a linked switchegear. The neutral shall also be distinctly marked. In this connection Rule 32 (2) of the
Indian Electricity Rules,1966 (See Appendix - 'A') shall also be referred.
12.2 The main switchgear shall be situated as near as practicable to be termination of service line and shall be easily
accessible without the use of any external aid.
12.3 On the main switchgear, where the conductor of a two wire system or an earthel neutral conductor of a multi-
wire system or a conductor which is to be connected thereto, an indication of a permanet nature shall be
provided to identify the earther neutral conductor. In this connectio Rule 32 (1) of Indian Electricity Rules,
(See Appendis 'S') shall be referred.
13.0 Switch Board & Distribution Boards :
Metal clad switch gear shall preferably be mounted on any of the following types of Board.
13.1 Hinged type Metal Boards :
These shall consist of a box made of sheet metal not less than 2 mm. thick and shall be provided with a hinged
cover to enable the board to swing open of examination of the wiring at the back. The joints shall be welded. A
teak wood board, thoroughly protected both inside and outside with good insulating conforming to IS-347-
1952 specification for varnish shellac for general purpose, and of not less than 6.5 mm. thickness, shall be
provided at the back for attachment of incoming and outgoing cables. There shall be a clear distance of not
less than 2.9 cm. between the teak wood beard and the cover, the teak wood board and the cover, the
distance being increased for larger boards in order that on closing of the cover, the insulation of the cables is
not subjected to damage and no short length of cables is subjected to excessive twisting or bending in any
case. The board shall be security fixed to the wall by means of rag bolts, plugs of wooden Cutties and shall be
provided with a locking arrangement and earthing stud. All wires passing through the metal board shall be
bunched. Alternatively, hinged type metal boards shall be made of sheet minted on channel or angle iron
Note : Such type of boards are particularly suitable for small switch-boards for mounting metal-clad switchgear
connected to supply at low voltages.
13.2 Fixed type Metal Boards :
These shall consist of an angle of channel of iron frame fixed on the wall or on floor and supported on the wall at
the top if necessary. There shall be a clear distance of one metre in front of the switch board. If there are
attachments of base connections at the back of the switch board Rules 51 (1) (c) of Indian Electricity Rules,
1956 shall apply.
Note : Such type of boards are particularly suitable for large switchboard for mounting large number or switchgear of
higher capacity metal clad switchgear or both.
13.3 Teakwood Boards :
For small installations connected to a single phase 230 volts supply teak wood boards may be caused as main
boards or sub-board. These shall be of seasoned teak or other durable wood with solid back imprecated with
varnish of approved quality with all joints dovetailed.
13.4 In large size medium voltage installations, before proceeding with actual construction of the boards, a proper
drawing showing the detailed dimensions and design including the disposition of the mountings, which shall be
symmetrically and neatly arranged for arriving at the ovarial dimensions, shall be prepared and approved by
the Engineer-in-charge.
13.5 Recessing of Boards :
Where so specified the switch boards shall be recessed in the wall. The front shall be fitted with hinged panel of
teak wood or other suitable materials such as balefire, or with unbreakable glass doors in teak wood frame with
looking arrangement, the other surface of the door being flush with the walls. Ample room shall be provided at
the back for connection and at the front between the switchgear mountings.
13.6 Arrangement of Apparatus :
(a) Equipment which is on the front of switch board shall be so arranged that inadevertenty personal contact with
live parts is unlikely during the manipulation of switches, changing of fuses or like operation.
(b) No apparatus shall project beyond any edge of pannel. No fuse body shall be mounted within 2.5 cm. of any
edge of the panel and no hole other than holes by means of which the panel is fixed shall be drilled closer than
1.3 cms from any edge of the pannel.
© The various live parts, unless they are effectively screened by substantial barriers of non-hydroscopic, non-
inflammable isulating material, shall be so spaced that an arc cannot maintain between such parts and earth.
(d) The arrangement of the gear shall be such that they shall be readily accessible and their connections to all
instruments and apparatus shall also be easily traceable.
(e) In evety case in which switches and fuses are fitted on the same pole, these fuses shall be so arranged that the
fuses are not alive when their respective switches are in the 'OFF' position.
(f) No fuses other than fuses instrument circuit shall be fixed on the back of or behind a switch board pannel or
13.7 Marking of Apparatus :
(a) Where a board is connected to voltage higher than 250 volts, all the apparatus mounted on it shall be marked in
the following colours to indicate the different poles or phases to which the apparatus of its different terminals
may have been connected.
Alternating Current Direct Current
Three-phase-red Three wire system-2 outer wires
Yellow & Blue Positive red & Negative Blue
Natural-Black Natural-Black
Where fuse-wire three pahase wiring is done, the neutral shall be in on colour and the other three wires in
another colour.
(b) Where a board has more than one switch, each such switch shall be marked to indicate which setion of the
installation it controls.
(c) All markings required ounder the rule shall be clear permanent.
13.8 Main & Branch Distribution Board :
13.8.1 Main and branch distribution boards shall be of any type mentioned in
13.8.2 Main distribution boards shall be provided with a switch or air circuit breaker on each pole of each circuit a fuse
on the phase or live conductor and a link on the neutral or earthed conductor of each circuit. The switches shall
always be linked.
13.8.3 Branch Distribution Board :
13.8.3.1 Branch distribution boards shall be provided with a fuse or a miniature circuit breaker or both the adequate
rating setting chosen on the live conducor of each circuit and the earthed neutral conductor shall be connected
to acommon link and be capable of being disconnected individually for testing purposes. At least one spare
circuit of the same capacity shall be provided on each branch distibution board.
13.8.3.2 In residential installations, lights and fans amy be wired on a common circuit, such sub, circuit shall not have
morethan total of ten points of lights, fans and socket outlets. The load of such circuit shall be restricted to
watts. If a separate fan circuit is provided, the number of fans in the circuit shall not exceed ten. Power sub-circuits
shall be designed according to the load but in no case shall there be more than two outlets on each sub-circuits.
13.8.3.3 In industrial and othe similar installations requiring the use of group control of switching operation, circuits, for
socket outlets amy be kept separate form fans and lights. Normally fans and lights may be wired on a common
circuit, however, if need sub-circuit shall not exceed 3000 Watts. In case of new installation, all circuits and sub-
circuits shall be designed by making provision of 20 percent increase in load due to any future modification.
Power sub-circuits shall be designed according to the due to any future modification Power sub-circuits shall
be designed according to the load but in no case shall there be more than four outles in each sub-circuits.
13.9 Installation of Distribution Boards :
13.9.1 The distribution fuse-boards shall be located as near as possible to te centre of the load they are intended to
13.9.2 These shall be of either metal-clad type, or all insulated type. But, if exposed to weather or damp situations,
they shall be of the weather proof type and, if installed where exposed to explosed to explosive dust, vapur or
gas, they shall be of flame proof type.
13.9.4 Where two or more distribution fuse boards feed low voltage these distribution boards shall be :
(1) Fixed not less than 2 m. apart, or
(2) Arranged so that it is not possible to open two at a time, namely they are interiocked and the metal case is
marked 'Danger 415 Volts', or
(3) Installed in a room or enclosure accessible to only authorised persons.
13.9.5 All distribution boards shall be marked 'Lighting', 'Power', as the case may be and also marked with the voltage
and number of phases of the supply. each shall be provided with a circuit list giving details of each circuit which
it controls and the current rating of the circuit and size of fuse-element.
13.9.6 Triple pole distribution boards shall not be generally used for final circuit distributio unless specific approval of
Engineer-i-charge is obtained. In special cases where use of Tripple pole distribution boards are inevitable they
shall be of H.R.C. fuse type only.
13.10 Wiring and Distribution Board :
13.10.1 In wiring a branch board, total load of the consuming devices shall be diivided, as far as possible, evently
between the number of ways of the boards leaving the spare circuit for future extension.
13.10.2 All connection between peices of apparatus or between apparatus and terminals on a board shall be neatly
arranged in a definete sequence following the arrangemet of the appartus mounted thereon, avoiding
unnecessary crossing.
13.10.3 Cables shall be connected to a terminal only be soldered or welded or crimped lugs using suitable sleeve, lugs
or ferrules unless the terminal is of such a form that it is possible to securely clamp them without the cutting
away of cable stands.
13.10.4 All bare conductor shall be rigidly fixed in such a manner that clearance of atlteast 2.5 cms. Is maintained
between conductor of oposite polarity or phase and between the conductors and any matrial other then
insulating material.
13.10.5 If required a pilot lamp shall be fixed and connected through on independent singlepole switch and fuse to the
bus-bars of the board.
13.10.6 In a hinged type board, the incoming and outgoing calbes shall be fixed at one or more points according to the
number of cables on the back of the board leaving suitable space in between cables and shall also, if possible
be fixed at the corresponding points on the switch board pannel. The cables between these points shall be
arranged to on the switch board pannel. The cables between these points shall be arranged to form a "U" or "S"
shaped loop which shall be of such length as to allow the switchboard pannel to swing through an angle of not
14.0 Capacity of Circuits :
14.1 Lights and fans may be issued on a common circuits and such a circuit shall not have more than a total of ten
points of lights, fan and socket outlets, or a load of 800 watts whichever is less. The power circuits shall be
designed with a maximum of two outlets per circuits generally when load is not known or specified. In non-
residential buildings at important District centres however one outlet per circuit may be preferred. The circuit
shall be designed based on the loading of the circuit where not specified, the load shall be taken as 1 KW per
outlet, Where the load is more than 1 KW it should be controlled by a isolater switch or miniature circuit breaker.
15.0 Passing Through Walls and Floors :
15.1 Where conductors pass through walls one of the following methods shall be emplyed. Care shall be taken to
see that wires pass very freely through protecitve pipe or box and that the wires pass through in a straight line
without any twist or cross in wires, on either ends of such holes.
(a) A teak wood box extending through the whole thickness of the wall shall be buried in he wall and casings or
conductors shall be carried so as to allow 1.3 cms. air space on three sides, of the casing conductor.
(b) The conductor shall be carried either in a rigid steel conduit conforming to "IS : 1653-1964 specification for
Rigid Steel conduits of Electrical wiring (Revised) or a rigid non-metallic conduit conforming to *IS : 2509-
1963 specification for Rigid Non Metallic conduits for Electrical Installations, or in a porcelain tube of such
size which permits easy drawing in. The end of conduit shall be neatly bushed with porcelain, wood or
other approved material.
(c) Insulated conductors while parsing through floors shall be protected from mechanical injury by means of
rigid steel conduit (see * IS 1653-1964) to height not less than 1.5 m. above the floors and flush with the
ceiling below. This steel conduit shall be earthed and securely bushed.
15.2 Where a wall tube passes outside a building so as to be exposed to weather, the outer end shall be belt
mounted and thorned down wards, and properly bushed on the open end.
16.0 Fixing to Walls and Ceilings :
Plugs for ordinary walls or ceilings shall be of well seasoned teak or other approved hardwood not less than
cm long 2.5 c. square on the inner end and 2 cm. square on the outer end. They shall be cemented into walls to
within 7.5 mm of the surface, the remaining being finished according to the nature of the surface plaster or lime
16.1 Where owing to irregular crossing or other reasons the plugging of the walls or ceiling with wood plugs presents
difficulties, the wood casing, wood batten, metal conduit or cleat (as the case may be) shall be attached to the
wall or ceiling in an approved in the walls before they are plastered.
16.2 To achieve neatness, plugging of walls or ceiling may be done by an approved type of asbestos, meatilic or a
fibre fixing plug.
17.0 Branch Switches :
Where the supply is derived from a three-wire of four-wire source, and distribution is done on the two wire
system, all branch switches shall be placed in the outer or live conductor of the circuit and no single-pahase
switch or fuse shall be inserted in the middle wire, earth or earthed neutral conductor of the circuit, Single-pole
swishes (other than for multiple control) carrying not more than 15 amperes may be of tumbler type which shall
be 'ON' when the handle known is down.
18.0 Fittings :
Where conductors are required t be threaded through tubes or channels formed in the metal work of fittings
these must be free from sharp angles or projecting edges and such size that will enable them to be wierd the
conductors used for the final sub Circuits without removing the boarding, taping or outer covering. As far as
possible, all tubes and channels should be of sufficient size to permit 'Looping back' of wires cables and flexible
cords other than those designed for high temperature shall not be used for wiring fittings except for portable
fittings. All fittings must have not less than a half inch male nipple. Fittings and lamp holders for gas filled lamps
shall be adequately ventilated.
18.1 Where light fitting is supported by one or more flexible cords, the maximum weight to which the twin flexible
cords may be subjected shall be as follows :
Nominal cross No. & Dia in Max Permissible
sectional mm of wires wight
Area cord mm Kg.
18.2 No inflammable shade shall form a part of light unless such shade is well protected against all
risks of fire. Celluloid shade or light fitting shall not be used under any circumstances.
18.3 Fitting of Wire :
The use of fitting wire shall be restricted to the internal wiring and the lighting fittings. Where fitting wire is used
for wiring, the sub-circuit loads shall be terminated in a ceiling zone or connector from which they shall be
carried into the fitting.
19.0 Lamp Holders :
Lamp holders for use on brackets and the like shall be in accordance with "IS : 1258-1967, specification for
Bayonet lamp holder and all those for use flexible pennants shall be provided with cord grips. All lamp holders
shall be provided with shade carriers. Where centre contact edison screw lamp holders are used, the outer or
screw contacts shall be connected to the middle wire, the natural, and the earthed conductor of the circuit.
20. Outdoor Lamps :
External and road lamps shall have weather proof fittings of approved design so as to effectively prevent the
admission of moisture. An insulating distance piece of moisture proof materials shall be inserted in the fittings.
Flexible cord and cord grip lamp holders shall not be used where exposed to weather. In verandahs and similar
exposed situations where pendants are used, they shall be of fixed road type.
All incandescent lamps, unless otherwise required and satiably protected, shall be hung at a height fo not less
than 2.5 m above the floor level, They shall be in accordance with IS : 418 : 1957 specification for Songster
Filament General service electric lamps.
22.0 Fans, Regulators and Clamps :
22.1.0 Ceiling fans :
Ceiling fans including their suspension shall conform to *IS 374-1960 specification for electric ceiling fans and
regulators (Revised) & to the following requirements :
(a) All ceiling fans shall be wired to ceiling roses or to special connector boxes, to which fans rod wires shall be
connected and suspended from hooks or shackles with insulators between hooks and suspension rods.
There shall be no joint in the suspension rod, but if joints be unavoidable then such joints shall be screwed
to special couplers of 5 cm minimum length and both ends of pipes shall touch together within couplers,
and shall in addition be secured by means of split pins; alternatively, the two pipes amy be welded.
(b) Fans clamps shall be of suitable design according to the nature of construction of ceiling on which these
clamps are fitted. In all cases fan clamps shall be fabricated from tested new metal of suitable sizes and
they shall be as close fitting as possible. Fan clamps for reinforced concrete roots shall be buried with the
casting end due care shall be taken that they shall serve the purpose. Fan clamps for wood beams shall be
of suitable flat iron fixed on two sides of the beam and according to the size and section of the beam one or
two mild steel bolts passing through the beam shall hold both flat irons togeher. Fan clamps for steel jjoint
shall be fabricated from tested flat iron to fit in rigidly to the bottom flange of the beam. Care shall be taken
during fabrication that the metal does not crack while hammering to shape. Other fan clamps shall be
made to suit the position, but in all cases care shall be taken to see that they are rigid and safe.
Note : All fan clamps shall be so fabricated that fans revolve steadily.
(c) Canopies on top and bottom of suspension rod shall effectively hide suspensions and connections to fan
motors, respectively.
(d) The lead-in-wire shall be nominal cross-sectional area not less than 1.0 mm2 with copper and 1.5 mm2
with aluminium and shall be protected from abrasion.
(e) Unless otherwise specified, the clear distance between the ceiling fan and the floor shall not bless than 2.75 m.
22.2.0 Exhaust Fans :
For fixing of an exhaust fan, a circular hole shall be provided in the wall to suit the size of the frame which shall
be fixed by means of rag-bolts embedded in the wall. The hole shall be neatly plastered with cement and
brought to the original finish of the wall. The exhaust fan shall be connected to exhaust fan point which shall be
wired as neat to the holes as possible by means of a flexible cord, care being taken that the blades rotate in the
proper direction.
23.0 Attachment of fittings and accessaries :
23.1 In other than conduit wiring, all ceiling crosses, brackets, pendants and accessories attached to walls or
ceilings shall be mounted on substantial teak wood block twice varnished after all fixing holes are made in
them. Blocks shall be not less than 4 cm. deep. Brass screws only shall be used only shall be used for attaching
fittings and accessories to their base blocks.
24.0 Interchangeability :
Similar part of all swishes, lamp holders, distribution fuse-boards ceiling rosed, brackets, pendants, fans and
all other fittings of the same type shall be interchangeable in each installation.
25.0 Conduit Wiring System :
25.1.1 Type and size of conduit - All conduit pipes shall be conforming to *Is : 1653-1964, furnished with galvanised or
stove enamelled surface. All conduit accessories shall be of threaded type and under no circumstances pin grip
type or clamp type accessories be used. No steel conduit less than 16 mm. in diameter shall be used. The
number of insulated conductors that can be drawn into rigid steel conduit are given in Table II.
25.1.2 Bunching of cables - Unless otherwise specified, insulated conductors of AC supply and DC supply shall be
bunched in separate conduits.
25.1.3 Conduit-joints-conduit pipes shall be joined by means of screwed couplers accessories only (*IS L 2667-1964).
Specification for Fittings for Rigid Steel Conduits for Electrical Wiring). In long distance stance straight runs of
conduit, inspection type couplers at reasonable intervals shall be provided or running the reads with couplers
and jam-puts (in the latter case the bare threaded portion shall be treated with anti-corrosive preservative) shall
be provided. Thread on conduit pipes in all cases shall be between 11 mm to 27 mm long sufficient to
accommodate pipes of full threaded portion of couplers or accessories Cut ends of conduit pipes shall have no
sharp edges nor any of buries left to avoid damage to the insulation of conductors while piling them through
TABLE - II : MAXIMUM PERMISSIBLE NUBER OF 250-V
GRADE SINGLE CORE CABLES THAT CAN BE DRAWN INTO RIGID STEEL CONDUIT
(CLAUSE 6.5.1.1)
Size of cable Size of conduit (mm)
Cross ectional and : : (No of Cables Max) : : :
Area Diameter in : : : : : : :
mm of wires S B S B S B S B S B S B S B
*For Cu. Conductors only
+ For AI. Conductors only.
Note-1 The cable shows the maximum capacity of conditions for the simultaneous drawing-in of cables. The table
applies to 250 volts grade cable. The columns headed 'S' apply to runs of conduit which have distance not
exceeding 4.25 M between draw in boxes, and which do not deflect form the straight by angle of more than
The columns headed 'B' apply to runs of conduit which deflect from the straight by an angle of more than 15 .
Note-2 In case of inspection type draw-in box has been provided and if the cables is first drawn through one straight
conduit, then through the drawn box, and then through the second straight conduit, such systems may be
considered as that of a straight conduit even if the conduit deflects through the straight by more than 15 .
25.1.4 Protection against dampness - In order to minimise condensation ro sweating inside the tube, all outlets of
conduit system shall be property drained and ventilated, but in such a manner as to prevent the entry of
insects as far as possible.
25.1.5 Protection of conduit against rust : The outer surface of the conduit pipes, including all bends, unions, tees
junction boxes, etc., forming part of the conduit system shall be adequately protected against rust particularly
when such system is exposed to weather. In all cases, no bare threaded portion of conduit pipe shall be
allowed unless such bare threaded portion is treated with anti-corrosive preservative or covered with
approved plastic compound.
25.1.6 Fixing of conduit - Conduit pipes shall be fixed by heavy gauge saddles, secured to suitable wood plugs or
any other approved plug with screws in an approved manner at an interval of not more than one metre but on
either side of couplers bends or similar fittings. Saddles shall be fixed at a distance of 30 cm. from the centre fo
25.1.7 Bends in conduit - All necessary bends in the system including diversion shall be bendigo pipes. or in sering
suitable solid or inspection type normal bends, elbows or similar fittings; or by fixing cast iron inspection boxes
whichever is more suitable. Conduit fitting shall be avoided as far as possibe. On conduit ststem exposed to
weather, where necessary, solid type fitting shall be used. Radius of such bends in conduit pipes shall be not
less than 7.5 cm. No length of conduit shall have more than the equivalent of four quarter bends from outlet,
the bends at the outlets not being counted.
25.1.8 outlets - All outlets ofr fitting switches etc. shall be boxes of suitable metal or any other approved outlet boxes
for other surface mounting or flush mounting system.
25.1.9 Conductor - All conductor used in conduits wiring shall preferably be stranded. No single-core cable or
nominal Corss-sectional area greater than 130 mm2 shall be enclosed in a couduit and used for alternating
25.1.10 Erection and earthing of coduit - The conduit of each circuit or section shall be completed before conductors
are drawn in. The entrie syste of conduit after erection shall be tested for mechanical and electrical continuity
throughout and permanently connected to earth conforming to the requirements specified under 7 by means
of special approved tupe earthing clamp effeciently fastened to conduit pipe in a workman like manner for a
perfact continuity between each wire and conduit Gas or water pipes shall not be used as earth medium. If
conduit pipes are liable to mechanical damage they shall be adequately protected.
25.2 Recessed Conduit wiring system with Rigid Steel conduits - Recessed conduit wiring system shall comply
with all the requirements for surface conduit wiring system specified in 6.5.1.1 to 6.5.1.10 and addition,
conform to the requirements specified in 6.52.1 to 6.5.2.4.
25.2.1 Making of chase - The chase in the wall shall be neatly made and be of ample dimensions to permit the conduit
to be fixed in the manner disired. In the case of buildings under construction, chases shall be provided in the
wall, ceiling etc., at the time of their construction and shall be filled up neatly after erection of conduit and
brought to the original finish or the wall.
25.2.2 Fixing of conduit in chase - The conduit pipe shall be fixed by means of staples or by means of saddles not
more than 60 cm. apart. Fixing of standard bends or elbows shall be avoided as far as practicable and all
curves maintained by bending the conduit pipe itself with a longe radius which will permit easy drawing in of
conductors. All theraded joints of rigid steel conduit shall be treated with some approved preservative
compund to secure protection against rust.
25.2.3 Inspection boxes - Suitable inspection boxes shall be provided to permit periodical inspection and to facilitate
removal of wires, if necessary. These shall be mounted flush with the wall. Suitable ventilating holes shall be
provided in the inspection box covers.
25.2.4 Type of accessories to be used - All outlets such as switches and wall sockets, may be either or flush mounting
type or surface mounting type.
(a) Flush mounting type : All flush mounting outlets shall be of cast iron mild steel boxes with a cover of
approved insulating material or shall be a box made of suitable insulating material. The switches and
other outles shall be mounted on such boxes as would be approved. The metal box shall be efficiently
earthed with conduit by an approved means of earth attachment.
(b) Surface mounting type - If surface mounting type outlet box is specified, it shall be of any approved
insulating material and outlet mounted in an approved manner.
25.2.5 When crossing through expansion joints in buildings, the conduit sections across the joint may be through
flexible conduits of the same size as the rigid conduit.
25.3 Conduit Wiring system with Rigid Non-Metalic Conduits :
Rigid Non-Metallic conduits are used for surface, recessed and concealed conduit wiring.
25.3.1 Type and size - All non metallic conduits used shall conform to IS : 2509-1963-The conduit may be either
threaded type or plain type as specified in IS : 2509-6913* and shall be used with the corresponding
accessories (See IS : 3419-1965) specification for Fittings for Rigid Non-Metallic Conduits).
25.3.2 Bunching off cables - Conductors of AC supply and DC supply shall be bunched in separate conduits. The
number of isulated cables that may be drawn into the conduits are given in Table III. In this table space factor
does not exceed 40 percent.
MAXIMUM PERMISSIBLE NUMBER OF 250 VOLTS GRADE SINGLE - CORE CABLE
THAT MAY BE DRAWN INTO RIGID NON-METALLIC CONDUITS
Size of cable Size of conduit (mm)
Nomianl No. Diameter in 16 20 25 32 40
Crossectional mm of wires (No of Cables Max)
* For copper conductors only.
* For aulminium conductors only.
25.3.3 Conduit joints - shall be joined by means of screwed or plain couplers depending on weather the conduits are
screwed or plain. Where there are long runs of straight conduit Inspection type couplers shall be provided at
intervals. For conduit fittings and accessories reference may be made to IS: 3419-1965.
25.3.4 Fixing of conducts- The provision of 25.1.6 shall apply except that the sptcmg between saddles or supports
is recommended to be 60 ems for rigid non-metallic conduits.
25.3.5 Bends in conduit- wherever necessary, bendas or diversions may be achieved by bending the conduits (See
6.5.3.9) or by employing normal bends, inspection bends, msppection boxes elbows or similar fittings.
25.3.6. Conduit fittings shall be avoided, as far as possible on outdoor system.
25.3.7 Outlets - All the outlets for fittings. switches, etc., shall be boxes of substantial construction. In order to
minimise condensation or sweating inside the conduit, all outlets of conduit system shall be properly drained
and ventilated, but in such a manner as to prevent the entry of inspects, etc. as far as possible.
25.3.8 For use with recessed conduit wiring system the provisions of6.5.2.1 to 6.5.2.4 shall apply.
25.3.9 Heat may be used to soften conduit for bending and forming joints in case of plaint conduits. As the material
soften when heated, fitting of conduit in close proximity of hot suraces should be avoided. Caustion should be
exercised in the use of the conduit in locations where the ambient temperature is 500 C or above. Use of such
conduits in place where ambient temperature is 600 C or above is prohibited.
PVC INSULATED P.V.C. SHEATHED OR T.R.S. WIRING SYSTEM
This system of wiring, is suitable for low pressure installation, and shall not be used in places exposed to sun
and rain nor in damp places, provided they are sheathed in the special approved protective covering and well
protected to withstand dampness.
26.1 Attachment to walls and ceilling :
26.1.1 All cables on brick walls, stone or plastered walls ceiling shall be run on well seasoned, perfectly straight and
well varnished on four sides, teak wood or any approved hardwood battens not less than 10 mm finished thick,
width of which of which shall be such as to suit total width of cables laid on the betten, prior orerection, these
shall be painted with one coat of varnish or approved paint of colour to match with surrounding. These battens
shall be secured to wall and ceilings by flat head wood screws to raws plug or phill plug at an interval not
exceeding 75 cm. Wood plug can be used only with special approval of the Engineer-in-charge. The flat head
wood screws shall be counter within wood batten and smoothed down with file.
26.1.2 Where wiring is to be carried out along the face of the rolled steel joints,a wooden batten of adequate width
shall first be laid on the same and dipped to it as inconspicuously as possible. The wiring should then be fixed
to this backing in the ordinary way. Where wiring passes through structural steel work, the hole shall be
suitably bushed to prevent the abrasion of the cables.
26.1.3 Attachment to false ceiling : In no case, the open wiring shall be run above the false ceiling without the
approval of Engineer-in-charge.
26.2.0 Link dips : Only aluminium alloy clips/joint clips shall be used. The thickness shall be 0.32mm ( 3
SWG) for lengths of 25 mm to 40 mm and 40 mm (28 SWG) for lengths of 50 mm to 80 mm. The width shall not
be less than 8 mm in allthese cases. Link clips/joint clips shall be so arranged that one single clip shall not hold
more than two core or three single core TRS of PVC insulated and PVC sheathed upto 2.5 sw. mm. above
while a single clip shall hold a single twin core or two single core cablbes. The clips shall be fixed on varnished
wood batten switch iron pins and spaced at interval of 15 cm both in the case of horizontal and vertical runs.
26.3.0 Bends in wiring : The wiring shall not in any circumsatances be bent so as to form an abrupt right angle but
must be ruouded off at the corners to radius not less than six times the overall diameter of the cable.
26.4.0 Protection of wiring form Mechanical Damage :
26.4.1 In cases where there are chances of any damage to wiring, such wiring shall be drawn complying with the all
the requirments of conduit wiring system.
26.4.2 Such protective covering shall in all ceses be fitted on all down drops within 1.5 m. from the floor or from floor
level upto the switch board whichever is less.
26.5.0 Passing through floors: All cables taken trough floor shall be enclosed in heavy gauge steel conduit
extending 1.5 m. above the floor or upto the switch board, whichever is less and flush with the ceiling below or
by means of any approved type of metallic covering. The ends of all conduits or pipes shall be neatly bushed
with porcelain wood or other approved material. The conduit pipes, shall be security earthed.
26.6.0 Passing through walls: When conductors pass through walls, any one of the following methods shall be
employed. Care should be taken to see that wires pass very freely through protective pipe or box and that
wires pass through in a straight line without any twist or cross in wires on either ends of such holes.
(a) A box of teak wood or approved hard wood extending through the hole thickness of the wall shall be
buried in the wall and casings or conductors shall be carried so as to allow 1.3 cm air space on the
three sides of the casing or conductor.
(b) The conductors shall be carried in an approved heavy gauge solid drawn or lap weld conduit or in a
porcelain tube of such a size that it permits easy drawing in, the ends conduit shall be neatly bushed
with porcelain, wood or other approved material.
26.6.1 Where a wall tube passes outside a building so as to be exposed to weather, the outer end shall be mounted
and turned downwards and property bushed on the open end. The conduit shall be neatly arranged so that the
cables enter them without bending.
26.7.0 Buried cables: The TRS or PVC sheathed cable shall not normally be buried directly in plaster. Where so
specific in the special specification they may be taken in teak wood channeling of ample capacity or conduit
pipe buried in the wall.
26.8.0 Stripping of outer covering - While cutting and stripping of the outer covering of the cable care shall be taken
that the sharp edge of the cutting instrument does not touch the inner insulation of the conductors. The
protective outer covering of the cables shall be stripped off near connecting terminal and this protective
covering shall be maintained upto the close proximity of connecting terminals as far as practicable. Care shall
be taken to avoid hammering on link clips with any metal instrument efter the cables are laid. Where junction
boxes are proided they shall be made misture proof with a plastic compound.
27.0 PAINTING WORK IN GENERAL:
27.1 Paints : Paints, oils varnishes, etc., of approved make in original to the satisfaction of the Engineer-in-charge
shall only be used.
27.2 Preparation of surface : The surface shall be thoroughly cleaned and dusted before painting is statred. The
proposed surface shall be inspected by Engineer-in-charge or his authorised agent and shall have received
the approval before painting is commenced.
27.3 Application : Paint shall be applied with brush. The paint shall be spread as smooth & even as possible.
Particular care shall be paid to rivets, nuts, bolts and cover lapping Before drawing cut, it shall be continuously
stirred in the smaller containers with a smooth stick while it is being applied.
Each coat shall be allowed to dry out sufficiently before a subsequent coat is applied.
27.4 Scope : Painting on old surface in indoor situations will not include promer coat except where specially
mentioned in the schedule of work or special specification. However, where rust has formed on iron and steel
surfaces the spots will be painted with one anti-rust primer coat.
27.5 Precautions : All furniture fixtures glazing floors, etc., shall be protecteed by covering. All stains, smears,
oplashings, dropping of every kind shall be removed. While painting of wiring etc. it shall be ensured that
painting of wall ceiling etc., is not spoiled in any way.
27.6 Painting of conduit and accessories: After installation surface of conduit pipes, fittings switch and regulator
boxes, etc. shall be painted with two coats of approved enamel paint or aluminium paint as required to match
the finish of surrounding wall trusser, etc.
The clip for batten wiring shall be of Aluminium conforming to I. S. specification No.2415-1975.
Important Clauses of Indian Electricity Rules, 1956 Following clauses of
Indian Electricity Rules, 1956 shall in particular be
taken care of in the execution of electrical works
Clause No. Subject
1. Authorisation.
29. Construction, installation, protection, operation and maintenance of electric supply lines and apparatuses.
31. Cut-out on consumer's premises.
32. Identification of earthed and earthed neutral conductors and position of switches and cut-out therein.
33. Earthed terminal on consumer's premises.
36. Handling of electric supply lines and apparatus.
41. Distinction of circuits of different voltages.
42. Accidental charge.
43. Provisions applicable to protective equipment.
44. Instructions for restoration of persons suffering from electric shock.
45. Precautions to be adopted by consumers, owners, electrical Contractors, Electrical workmen and suppliers.
46. Periodical inspection and testing of consumer's installation.
48. Precautions against leakage before connection.
50. Supply to consumers.
51. Provisions applicable to medium, high voltage installations.
58. Point of commencement of supply.
59. Precautions against failure of supply; Notice of failures.
61. Connection with earth, (Low and Medium Voltage system).
64. Use of energy of high and extra-high voltage system.
67. Connection with earth. (High & Extra-high voltage system).
68. General conditions as to transformation and control of energy.
All Clauses under Chapter VIII on Overhead Lines.
137. Mode of entry.138.Penalty for braking seal.
139. Penalty for breach of rule
140. Penalty for breach of rule 82.141.Penalty for breach of rules.
Form of Completion Certificate
I/We certify that the installation detailed below has been installed by me/us and tested and that to the best
of my/our knowledge and belief, if complies with Indian Electricity Rules 1956 as well as the C.P.W.D. General
Specification for Electrical Works
Electrical Installation at Voltage and system of supply.
(1) Particulars of Works :
(a) Internal Electrical Installation No. Total Load Type of system
(i) Light point
(iii) Plug point
(a) 3 pin 5 Amp.
(b) 3 pin 15 Amp.
Description HP/KW
(c) Other Plants:
(d) If the work involves installation of overhead line/or underground cable :
(a) (i) Type & Description of overhead line.
(ii) Total length & No. of spans.
(iii) No. of street light & its description
(b) (i) Total length of under ground cable & its size.
(ii) No. of joint.
St. through joint :
(i) Description of earthing electrode :
(ii) No. of earth electrodes :
(iii) Size of main earth lead :
(3) Test Results :
(a) Insulation Resistance :
(i) Insulation resistance of the whole system
of conductors to earth Megohms
(ii) Insulation resistance between the
phase conductors and neutral Megohms
Between phase R and neutral Megohms
Between phase Y and neutral Megohms
Between phase B and neutral Megohms
(iii) Insulation resistance between the phase conductors in case of polyphase supply.
Between phase R & phase Y Megohms
Between phase Y & phase B Megohms
Between phase B & phase R Megohms
(b) Polarity Test:
Polarity of non-linked single pole branch switches.
(c) Earth continuity Test:
Maximum resistance between any point in the earth continuity conductor including metal conduits & main
earthing lead.ohms
(d) Earth Electrod Resistance:
Resistance of each electrode.
(e) Lighting Protective System:
Resistance of the whole of lighting-protective system to earth before any bounding is effected with
electrode and metal in/on the structure.
Signature of Supervisor Signature of Contractor
Name & Address Name & Address
All Specification, standard, publication etc. specified mean the latest standards, publication etc. pertaining to
Electrical Installation and should conform to the following wherever applicable.
(1) Indian Electricity Act. 1910 with its amenudments.
(2) Indian Electricity Rules, 1956 and its emendments.
(3) Indian Electricity supply Act.
(4) Regulation for Electrical Equipment in building by I.E.F. London.
(5) The Factory Act, 1948 and its amendments.
(6) I. S.-732-1982 Part-I, II & III code of practice for Electrical wiring and fittings in buildings for low and medium
(7) I. S. 4064-1967 H. D. Air break switches and fuses for Voltages not exceeding 1100 volts.
(8) I.S. 3043 - Earthing code of practice for
(9) I.S. - 1554 Part-I 1970 PVC insulated (Heavy duty) Electrical Cables for working voltages upto and including
(10) I.S. : 694 - 1964 Part - II - PVC insulated cable with Alluminium conduits (revised) for voltages upto 1100 volts.
(11) I.S. : 5908-1970 Electrical installations in buildings method of measurements of.
(12) I.S. : 4237-1967 General requirement for switchgear and control for voltage not exceeding 1000 volts.
(13) I.S. 1653-1964 - Rigid steel conduits for electrical wiring (revised)
(14) I.S. : 2509-1973 - Rigied steel conduits for electrical installation. (First revision)
(15) I.S. : 1258 - 1967 - Beyonet lampholders (First revision)
(16) I.S. : 418-1957 - Tungston-Filament General service electric lamps (Third revision)
(17) I.S. : 374-1966 - Fans and Regulators, ceiling type, electric (second revision)
(18) I.S. : 2667-1964 Fittings for rigid steel conduits for electrical wiring.
(19) I.S. : 3419-1976 - Fitting for rigid non-metallic conduits (First revision)
(20) National Electric Code,
Abstract of the Wiring Rules of the Institution of Electrical
Engineer (referred to in the specification)
DEFINITIONS (See Clause 2 of the Specification)
All electrical system in which all the conductor and apparatus are electrically connected to a common source of
(1) Earthed: Effectually connected to the general mass of the earth, Solidly earthed means earthed without the
intervention of a fuse, switch, circuit-breaker, resistor reactor or solenoid.
(2) Uninsulated Conductor: A conductor without provision, by the interposition of a dieletric or otherwise, for its
insulation from earth.
(3) Bare : Not covered with insulating material.
(4) Diaelectric : Any material which offers high resistance to the passage of the an electric current.
(5) Bunch Conducter : When more than one conductor is contained within a single duct or groove or when they
are run enclosed and not spaced apart from each other.
(6) Points : In wiring as per I.S. : 5908-1970-Method of measurements of electrical installation in buildings.
(7) Switch Board : An assemblage of switchgear with or without instruments, but the term does not apply to a
group of local switches in a final sub-circuit where each switch has its own insulating base.
Note : In the Electricity (Factories Act) special regulations, 1908 and 1944 the term "Switchboard" includes
"Distribution board".
(8) Single pole switch : A switch suitable for closing and or opening a circuit on one phase or pole only.
(9) Linked switches : A switch the blades of which are so linked mechanically as to make or break all poles
simultaneously or in a definite sequence.
(10) Fuse Switch : A switch the moving part of which carries one or more fuses.
(11) Three Wire System :
(a) Outer Conductor: Those between which there is the greatest difference of potential. This use of the
word outer must not be confused with the use of the work when applied to the external conductor of a concentric
(b) Neutral Conductors: The term includes the neutral conductor of a 3 phase 4 wire system, the conductor
of a single phase or d. c. installation which is earthed by the supply undertaking (or otherwise at the source of
the supply) and the middle wire of common return conductor of a 3 wire D. C. or single phase A.C. system.
(12) Semi enclosed machine: One in which the ventilating openings in the frame are covered with -
(a) Grids expanded metal or wire gauge, with openings of less than 1/4 inch so as to obstruct free ventilation.
(b) Wire gauge, in which the opening are less than 1/4 inch but not less than 3/32 inch (diameter or width) :
(c) Screens with smaller openings than the above.
(13) Totally - enclosed Machine: One in which the enclosing case and bearings are dust proof and which does not
allow circulation of air between the inside and outside of the case.
(14) Pipe Ventilated Machine: An enclosed machine in which the frame is so arranged that the ventilating air may
be conveyed to it through a pipe attached to the frame, the ventilation opening maintained by the fanning action
producted by the machine - itself.
(15) Forced draught Machine: An enclosed machine in which the ventilating air supply is maintained by an
independent fan external to the machine itself.
(16) Protected Machine: One having end shield bearings and in which there is free access to the interior without
opening doors or removing covers.
SWITCHES AND CIRCUIT BREAKERS
(See clause II of Specifications)
(17) Switches and Circuit Breakers :
Switches and circuit breakers (rules 2b.36 and 37) whether fixed separately or combined with lamps, holders or
fittings, must comply with the following requirements :
(a) Overtheading must not take place at the point of contact or elsewhere, when the full current flows
(b) hey must be so constructed or arranged that the contacts cannot accidently close when left open.
(c) The basis must be of incombustible, non-conducting and moisture proof material.
(d) Circuit breaker must be so arranged and placed that no combustible material is endangered by their
(e) Unless placed in an engine room or in a compartment especially arranged for the purpose, they must have
their live parts covered. The covers must be of incombustible material and must be either non-conduction
or of rigid metal and clear of all internal mechanism. For more than 6 amperes, at pressures exceeding
Volts metal covers must be lined with insulating material.
(f) In positions where they are liable to injury or come into contract with goods, they must be further protected
by an open fronted box or other suitable guard.
(g) Handles must be insulated and so arranged that the hand cannot touch live metal, or be injured through
and adjacent fuse blowing.
(h) Switches having a handle projecting through an open slot in the cover, must not be used.
Signature of Contractor University Engineer
GENERAL REQUIREMENTS
1.1 Scope of works :
The work covered by electrical specification consists supplying and installing, electrical wiring system complete
in strict accordaance with this specification and the applicable drawing and subject to the terms and conditions
of the contract. It includes.
(a) Conduit and wiring system for fans, lighting points, clocks, sockets, etc., including fixing of lighting fixtures and
fans etc., and miscellaneous points.
(b) Conduit and wiring system for exhaust fans sockets etc.
(c) Panel boards, distribution boards.
(d) Complete power and lighting
(e) Grounding system.
(f) Conduits system.
(g) Street lighting system
(h) Other miscellaneous electrical
1.2 Completeness of Contract:
Any work fittings accessories or apparatus which may not have been specifically mentioned in the specification
but which are necessary in the equipment for efficient working of the plant should be deemed to be included in
the contract and should be executed and provided by the Contractors. All plant and apparatus should be
complete in all the details, whether such details, are mentioned in the specifications or not.
Three prints and one permanent negative of each of the finally approved drawings incorporating all the
modifications proposed by the Department should be submitted. No modifications should be made in a drawing
already approved by the Engineer-in-charge without his prior consent.
Approval of the Contractor's drawing will not relieve the Contractor of any part of his obligation to meet all the
requirements of the contract.
1.3 Guarantee :
The performance of all the equipment's and the installations should be guaranteed at least for a minimum
period of one year from the date of taking over the installation by the Department. All equipments must comply
with the relevent IS-BS specifications.
1.4 Interchangeability:
All corresponding parts of similar plant and equipment should be interchangeable in every way.
All special tools required for dismantling and assembly of the equipment covered by the
contact shall be supplied as obligation under the contract.
A list of items to be supplied by the Contractor should be submitted alongwith the tender.
Specifications for Electrical Installation in Buildings
1.1 These specifications relate to the electrical installations in the buildings of P.W.D. Electrical. The specifications
cover general requirements to be fulfiled. These general specifications are supplemented by the specifications
for the particular buildings separately attached.
1.2 These specifications are governed by the General conditions of the contract attached hereto.
1.3 APPLICABLE RULES AND REGULATIONS :
1.3.1 Installation shall be carried out in conformity with the regulations for electrical equipment's of buildings,
published by the institute of Electrical Engineers London (14th Edition 1966 and as amended upto date)
hereinafter referred to as the I.E.E. wiring regulations. Where these specifications or the special specifications
for the particular building attached hereto are at variance with the I.E.E. regualtions these specifications or
special specifications as the case amy be, shall be followed. The installation shall also comply with the
requirements of the Indian Electricity Act. 1910 as amended upto date and rules issued thereunder and also the
regulations for the electrical equipments of buildings issued by the Bombay Regional Council of Engineer
Association of India. Where not specified otherwise, the installation should generally follow the Indian standard
codes of practice and in their absence the relevant British Standard of practices. All the materials shall comply
with the relevant Indian Standard or British Standard specifications.
1.4 DEFINITONS :
1.4.1 The definitions of terms in the I.E.E. Regulations shall apply in general.
1.5.1 The preliminary drawings only indicate the general scheme of requirement. The exact position of all points,
control switch boxes, runs of wiring and/or conduits joint boxes, inspection boxes, mains, and sub-distribution
boards, mains etc., shall be got approved by the Engineer-in-charge. All circuits shall be clearly numbered in
wiring diagrams and building plans. The detailed design of a switch-board, special fixture or any other part of
the electrical installation as may be called for by the engineer-in-charge shall also be supplied by the
Contractor and should be got approved by the Engineer-in-charge. Three sets of completion drawings and
wiring diagrams showing the installations as executed shall be supplied by the Contractor alongwith the
completion certificate.
1.6 MATERIALS :
All Materials shall be new and of the best quality conforming to the relevant I.S.B.S. specifications. They must
be the products of reliable manufacturers of many years of standings. All like parts of materials shall be
interchangeable. In case of equipments such as circuit breakers, switch fuses etc., a descriptive and illustrated
literature shall accompany the tender. The names of manufacturers of various materials shall be furnished in
proforma in Appendix-I Sample of materials wherever required should be approved by the application of
suitable paints. The supply of all equipments, switchgears etc. shall be complete with accessories, fittings and
mountings as may be required for their proper performance, and as specified in the relevant IS-BS Code of
Practice and Standards.
1.7 WORKMANSHIP :
1.7.1 Good workmanship and neat finished appearance are the prerequisities for complying with the clauses of
these specifications. With a view to ensure fine workmanship the tenderers shall employ licensed wiremen with
an experience of not less than 5 years in the type of work they are engaged. The work should be done under
supervision of licensed Electrical Supervisors with good educational qualifications and considerable
1.7.2 Tenderers shall furnich the names of Supervisior and their wiremen who will be engaged in this work with
details of thier experience.
1.8 CO-OPERATION WITH ELECTRICAL AND OTHER WORKS CONTRACTORS :
1.8.1 The tenderer, after the award of the contract, shall co-operate with the Electrical and other Contractors and shall co- ordinate his work with
the work of other Contractors with the least amount of dislocation and in reference to the other works. Tenderers shall go through the
drawings carefully and shall furnish the Engineer-in-charge with all the details of openings in the walls etc. they may be required for
concealing any of the electrical equipments or accessories. Where the Contractor fails to furnish such information as may be required
for the purpose of
concealing the equipments etc., they shall be made at his (Contractor) cost and expense. Any alteration to
parts of the building shall be carried out with prior permission of the competent authority. All chases of the
structural work shall be made good at the contractor's expense and brought to the original shape finish and
The electrical Contractor shall be completely responsible for the testing and commissioning of those
installtions covered by these specifications in compliance with the standard procedure, in obtaining permission
of the Government Electrical Inspector. Any modification which is demanded by Government Electrical
Inspector shall have to be carried out within the scope of the contract. The contractor shall submit four copies of
drawings of installations as per regulations for shall be provided by the Contractor for carrying out the
installation work. All tests shall be carried out in the presence of the Engineer-in-charge or his authorised
representative and his approval obtained for the test results.
1.10 COMPLETION CERTIFIATE AND MAINTENANCE GUARANTEE :
1.10.1 After the completion of the installation and testing, the Contractor should furnish a certificate in the proforma in
Appendix-III, at the time of taking over the installation by the Department. The installation shall be guaranted for
period of 12 months from the date of taking over by the Department. During the period of guarantee all defects
in material or in workmanship shall be rectified or replaced free of cost to the Department.
1.11 TENDERER'S ABILITY :
1.11.1 In order to enable the Department to asses the ability of the tenderer to execute the work, the tenderer shall
furnish evidence of his experience and capacity to carry out the work of the magnitude and nature.
1.12.1 The rates of items shall include all taxes, ransport, loading and unloading charge and all such charges that may
be required to be incurred for the supply and installation of the materials at site. The rates shall be firm and
variations in the market are not entertained. Break up figures as required in the schedule of work shall also be
furnished. As far as possible indigenous materials only shall be included for supply. Where it is unavoidable,
imported items may be included and tenderer should clearly indicate materials, quantity, rate and amount of
1.13 STORAGE SPACE :
No covered storage space will be provided by the Department. The Contractor has to make his own
arrangement. However, the Department may give an open space near the place of execution where the
Contractor can build his own stores for executing the work.
1.14 DEPARTURE FROM SPECIFICATIONS :
The tenderer should clearly indicate departure, if any, from the specifications with reasons for the same.
1.15 EXTRA ITEMS :
Rates for extra items shall generally be derived form the rates already available in the schedule. Where it is not
possible, the rates shall be mutually agreed upon and the Contractor shall furnish a detailed analysis of the
rates claimed by him.
2. TECHNICAL SPECIFICATIONS :
2.1 Supply System :
The wiring installion shall be suitable for 3 phase 4 wire, 400-400 v 50 cycles sysem of supply. Colour code of
different phase shall be followed as per standard.
2.2 Wring for Lights and Fans :
2.2.1 Looping system of wiring shall be adopted. No joints shall be made at intermediate runs of cables and where
they are unavoidable, such joints shall be through approved mechanical connections.
2.2.2 Point Wiring :
Point wiring shall consist of the branch wiring form the switch board together with the controlling switch or push
as far as and including the ceiling rose or any other approved connector or socket, outlets. Incase of more than
one light being controlled by one switch the wiring upto the ceiling rose of the first light including the switch shall
be considered as primary, point, Loop wiring ffrom light shall be considered as a 'Secondary' point and rates
shall be quoted separately, including final connections to fixtures and plugs.
2.2.3 Conductors :
No conductor for final sub circuit wiring for light and socket outlets shall have a cross section less than that of
2.5 sq. m (aluminimum).
2.2.4 Loading :
No final sub-circuit radiating form the fuse board of a sub-distribution board and wires with 25 sq. m. (At.) cable
shall carry more than 10 lights. fans or socket outlets or a connected load of 800 walts whichever is grater. The
following wattages may be assumed for estimating the load on each sub-circuit unless otherwise know or
Incandescent Lamps 100watts
Ceiling fans 60watts
5-A Socket Outlets (lighting) 100watts
4. ft. flourencent tube 50watts
5. ft. flourecent tubes 100watts
In each sub-distribution board at least one way preferably two ways shall be left spare for future requirement. A
wiring diagram giving the details of the exact utilization of the ways shall be prepared and fixed in the sub-
distribution board itself or any other easily accessible place. The ways of sub-disstribution board shall
accordingly numbered.
2.2.5 Local Control Switches (Gerneral) :
Local control switches for circuit carrying not less than 5-A shall be piano type and shall conform torelevant I.S.
Standards. The switch shall be 'ON' when the knob is in the down position. All local control switches shall be
connected in the phase or live conductor only and not in the neutral conducotr, switch box is 1.3 mtr. from the
finished floor level unless otherwise stated. All switch boxes shall be provided with 1/8" thick prespex cover
fixed to the switch box with chromium plated counter sunk screws (brass).
2.2.5 A Swiches (Two way) :
(a) Two way switches shall be piano type single pole, double throw, 250V, suitable for flush mounting and of 5A
capacity as per the drawings. All switches shall be recessed in an embeded metal box.
(b) Each box shall have suitable outlet for fixing conduits directly.
(c) Each box shall have prespex cover painted inside with the wall colour, if required.
(d) Eah switch shall be suitable for the position in a corridor stairway wiring.
2.2.5.B Switch Boxes (General) :
Electircal circuits shall be written suitably on the cover of all switch boxes, as approved by the Engineer-in-
charge (Elect). Whenever different phase are terminated in a switch box bakelite partition shall be provided.
Each case shall be provided with a G. I. Earth stud nut and washers for earth connectors.
2.2.6 Ceiling Rose :
Ceiling rose shall be used on circuits having a voltage normally exceeding 200V. Only one flexible cord shall be
attached to a ceiling rose. Only 3-pin 5A socket outlet shall be provided in lighting circuits. All socket outlets
shall be provided with control switch and they shall be mounted in switch boxes in an approved manner.
2.2.7 Fittings :
These shall be of approved type as specified in the tender schedule. The subcircuits leads should terminate in
a ceiling rose or conductor in the fitting and internal connection made thereform. Wherever these fitting are
suspended they shall be done so through the conduits and ball and socket joints. All fittings shall be grounded
by a G. I. conductor not less than 16 S. W. G.
2.2.8 Flexible wiring :
Flexible cords of not less then 23/0076 size shall be used. The weight of suspension shall be governed by I.E.E.
2.2.9 Ceiling Fans :
All ceiling fans shall be wired to ceiling rose and suspended from a hook shackle or clamp and isulated form the
same. All joints in the suspension road shall be screwed and secured by means of split pins. The fan clamps
supplied by the Contractor shall be suitable for the ceiling or proof member as the case may be. For concrete
roofs, fan hooks shall be burried in concrete during construction in an approved menner and securely bound to
the reinforecement.
2.2.10 Conduits and Earthing :
All conduits feeding lighing and fan circuits shall be provided with earth continuity G.I. conductor as specified
for power wiring. All conduits shall be as specified for power wiring.
2.3.1 Point wiring :
Point wiring for power shall be as defined under section 2.2.2 and shall include the switches and sockets.
2.3.2 Loading :
All distribution board for power wiring shall be not less than 15A per way. Loading per way shall not exceed
normally 100 watts. The following loads may be assumed if exact figures are not known :
3-Pin 15A Outlets 1000 Watts
3-Pin 5A Outlets 100 Watts
2.3.3 Wiring for Motors :
2.3.3.1 Final sub-circuits loop in motors shall be connected to separate ways fo the Distribution board even if the
current in the sub-cricuit is less than 15A. No looping is permissible.
2.3.3.2 All wiring shall be carried in H. G. conduit as specified in I. S. specifition for gauge for different sizes of conduits.
When the motor is resilienly mounted flexible conduit with approved adopters shall be used for the last few feet.
Where cables are used sufficient loop shal be left.
2.3.3.3 All switch fuse units controlling circuits feeding motor shall be provided with H.R.C. fuses or as specified.
2.3.3.4 The frame of every motor and its asociation control gear shall be earthed by two separate and distinct
connections to earth. Connector shall be capable of carrying 3 times the rating of fuse or 1.1/2 time the setting
of the circuit breakers but in no case less than No. 8 S.W.G. or 7064 or equivalent cross section of copper.
Where practicable, the earth connection shall be visible for periodical inspection. Gas or water pipes shall not
be used for earth connections.
2.3.3.5 Socket Outlets and Control Switches 5A and 15A :
All socket outlets shall be of 3 pin type, the third pin being connected to the earth stud of nearest distribution
board by separate earthing wire. The socket shall conform to I. S. : 1293/1938. single pole, piano type. Each
socket outlets shall be provided with a control switch of appropriate rating and as specified. The switch and
socket shall be mounted inside the iron clad box provided with 1/8" prespex cover as directed by the Engineer-
in-charge or as specified in schedule of quantities. Inside switch box ample space shall be available around
switches for connecting wires to switches. All socket outlets for power shall be mounted at the skirting level
unless otherwise specified or as directed by the Engineer-in-charge.
The three phase plug receptanles shall have their earth terminals connected by independent earth wires to ring
main earth strips on the building. In building where explosion proof fixtures are installed single phase plug
receptanles as well as light points shall be connected to ring main ground bus installed in the building by
separate earth wires of approved size.
Socket outlet shall have some provision not to receive the matching plug unless the grounding pin is in correct
position. The grounding pin of the plug shall make the contact first and break the contact last at the time of
inserting or removing the plug respectively.
The grounding terminal shall be connected to the enclosed metal body by providing G.I. stud. nut washers
weldd to the box
Each unit shall be suitble for flush mounting as required and indicated in the applicable drawings.
Combination unit of socket outlet and switch shall be complete with necessary internal wiring. The
switch/socket shall be mounted on M. S. bracket enclosed in a box.
2.4 Conduit Wiring :
2.4.1 Where conduit wiring is adopted the type and size of the conduit shall be as indicated in the drawing. The
minimum of the conduit shall be 19 mm.
2.4.2 The Contractor shall throughly study the sructural arrangements of the buildings and wherever necessary,
shall in consulation with Department's representatives at site, make suitable adjustments in the cable routings,
earthing arrangements, and location boxes, fitting etc. with a view to avoid interference with any part of the
building, structure, equipment or any other work in the building or to effect any improvement in the
2.4.3 Protection of conduit against rust :
Conduit shall be given two coats of oxide paint before they are placed in position. All exposed conduit shall be
planted after installtion with the colour as approved by the Engineer-in-charge. This do not apply to galvanised
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