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BID DOCUMENTS - IDCO

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7. The measurement of steel reinforcement shall be made on the basis of linear<br />

measurement as per standard practice. For the purpose of recovery of the quantity of steel utilised<br />

in the work, will be calculated on the basis of standard unit weight of various size bars as mentioned<br />

below. In case of any deviation in unit weight from the standard weights mentioned below by more<br />

than the percentage allowed by code the same shall be to the Contractor's account. No<br />

compensation shall be paid for such variation in unit weight.<br />

Nominal size of Bar<br />

in mm<br />

Weight per Metre<br />

in Kg.<br />

Nominal size of bar<br />

in mm.<br />

Weight per<br />

Metre in Kg.<br />

6 0.222 16 1.58<br />

8 0.395 20 2.47<br />

10 0.617 25 3.85<br />

12 0.888 28 4.83<br />

8. All centering/ shuttering and scaffolding shall be of steel materials of approved quality<br />

and confirming to relevant BIS specification. Use of timber in the Centering/ shuttering shall not be<br />

permitted except where essentially required and unavoidable.<br />

In any case the centering, shuttering work shall be rigid smooth and leak proof so that<br />

the resulting concrete members are free from undulations, honey combs and are true to size.<br />

9. All concrete structure will be exposed smooth. However, where the columns, beams,<br />

ceilings and RC walls are actually plastered, the same shall be done in approved proportion of<br />

cement mortar and payment shall be made for such plastering actually done at the quoted rate for<br />

such item in the contract.<br />

10. It is the Contractor’s responsibility to correctly demarcate the layout and orientation of the<br />

building/CD works and fixation of the level pillars at site by his own technical staff as directed by<br />

Corporation.<br />

All expenditure in connection with tool and plants instrument materials etc., required in<br />

connection with demarcation of layout including minor leveling the ground, fixation of level, bench<br />

marks and centre line etc., shall be borne by the Contractor.<br />

11. The Contractor before any casting of RCC works/ plastering works/ flooring work/CD<br />

work shall obtain the services/ clearance from the Officer authorised by the Corporation.<br />

12. Bailing out water from the foundation where necessary shall be borne by the Contractor.<br />

13. As regards extra items of work, extra quantity of any item in excess of the schedule,<br />

order must be obtained from the Corporation and in such cases, the matter shall be dealt as per<br />

provision of Clause-11 of the Contract.<br />

14. The Contractor shall be responsible for any accident to any person and shall have to<br />

bear the cost of all litigation arising out of any such accident and also for the payment of any money,<br />

damages or compensation payable in respect of such accident to any person, employed by him for<br />

the work in any capacity whatsoever.<br />

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