bid document for the work - IDCO

bid document for the work - IDCO bid document for the work - IDCO

20.04.2014 Views

TECHNICAL SPECIFICATION OF MATERIALS FOR CIVIL PORTION OF WORK Materials of following specification are to be used in the work. The tenderers are expected to posses and be well conversant with the following I.S.Standard and Code Practice. 1) Cement : as per IS: 269/1989 & 455/1989 (However the grade of cement to be selected by the Engineer-in-charge of work and sample cube test before commencement of work in each batch) 2). Steel. : I.S: 432/1982(part-1 & 2) and 1786/1985 3.) Vibrator : I.S: 7246/1974 4) Aggregate : I.S: 383/1970, IS: 515/1959 5. Water for mixing & curing : Shall be clean, free from injurious amount of oil, salt, acid, vegetable materials and other substances harmful to concrete conforming to IS: 456/2000 and IS: 3023/1965 6. Sand/fine aggregate : IS: 2116/1980 7. Binding Wire : IS: 280/1978(galvanized minimum 1mm) 8) Construction Joint : IS: 3414/1968 NOTE; 1) In case of any doubt and absence of provision regarding specification I.S( Indian Standard) shall be referred. The latest version of the BIS code shall be followed. 56

NOTES: - SCHEDULE OF ITEMS 1. Details of the items under this schedule shall be read in conjunction with the corresponding Specifications, Drawings and other Tender Documents. 2. The work shall be carried out as per drawings, specifications, and the description of items in the Schedule and or Engineer’s instructions. Drawings enclosed with these documents are only preliminary for giving some ideas of the work involved. Final drawings will be issued progressively during execution of the works. 3. Items of work provided in this Schedule but not covered in the Specifications shall be executed strictly as per instructions of the Engineer. 4. Unless specifically mentioned otherwise in the contract, the Tenderer shall quote for the finished items and shall provide for the complete cost towards labour, materials, plant and machinery, operational costs, levies, taxes, insurance, consumable, scaffolding, transport, repairs, rectification, maintenance till handing over, revenue expenses, contingencies, overheads, watering, curing, water, power tariffs and all incidental items not specifically mentioned but reasonably implied and necessary to complete the work according to the Contract. 5. The quantities of the various items mentioned in this Schedule are approximate and may vary upto any extent or be deleted altogether. The quoted rates of each item will remain firm as long as the variation in the total value of the works executed under this contract including extra items, if any but excluding any price escalation remain within +/ -25% (twenty five percent) of the tendered value of the works. The Contractor, in his own interest, should get an indication of the probable extent of work to be executed under any particular item in this schedule, before undertaking any preliminary work or purchasing bought out components related to the work. 6. Rates shall be quoted both in figures and in words in clear legible writing. No overwriting is allowed. All scoring and cancellation should be countersigned by the Tenderer. In case of illegibility, the interpretation , the decision of the Engineer-in-charge of work shall be final. All entries shall be in English Language. In case if on check there are differences between the rates given by the bidder in words and figures or in the amounts worked out by him, the following procedure should be followed. (i) When there is difference between the rates in figures and in words, the rates which correspond to the amount worked out by the bidder shall be taken as correct. 57

NOTES: -<br />

SCHEDULE OF ITEMS<br />

1. Details of <strong>the</strong> items under this schedule shall be read in conjunction with <strong>the</strong> corresponding<br />

Specifications, Drawings and o<strong>the</strong>r Tender Documents.<br />

2. The <strong>work</strong> shall be carried out as per drawings, specifications, and <strong>the</strong> description of items in<br />

<strong>the</strong> Schedule and or Engineer’s instructions. Drawings enclosed with <strong>the</strong>se <strong>document</strong>s are<br />

only preliminary <strong>for</strong> giving some ideas of <strong>the</strong> <strong>work</strong> involved. Final drawings will be issued<br />

progressively during execution of <strong>the</strong> <strong>work</strong>s.<br />

3. Items of <strong>work</strong> provided in this Schedule but not covered in <strong>the</strong> Specifications shall be<br />

executed strictly as per instructions of <strong>the</strong> Engineer.<br />

4. Unless specifically mentioned o<strong>the</strong>rwise in <strong>the</strong> contract, <strong>the</strong> Tenderer shall quote <strong>for</strong> <strong>the</strong><br />

finished items and shall provide <strong>for</strong> <strong>the</strong> complete cost towards labour, materials, plant and<br />

machinery, operational costs, levies, taxes, insurance, consumable, scaffolding, transport,<br />

repairs, rectification, maintenance till handing over, revenue expenses, contingencies,<br />

overheads, watering, curing, water, power tariffs and all incidental items not specifically<br />

mentioned but reasonably implied and necessary to complete <strong>the</strong> <strong>work</strong> according to <strong>the</strong><br />

Contract.<br />

5. The quantities of <strong>the</strong> various items mentioned in this Schedule are approximate and may<br />

vary upto any extent or be deleted altoge<strong>the</strong>r. The quoted rates of each item will remain<br />

firm as long as <strong>the</strong> variation in <strong>the</strong> total value of <strong>the</strong> <strong>work</strong>s executed under this contract<br />

including extra items, if any but excluding any price escalation remain within +/ -25%<br />

(twenty five percent) of <strong>the</strong> tendered value of <strong>the</strong> <strong>work</strong>s. The Contractor, in his own interest,<br />

should get an indication of <strong>the</strong> probable extent of <strong>work</strong> to be executed under any particular<br />

item in this schedule, be<strong>for</strong>e undertaking any preliminary <strong>work</strong> or purchasing bought out<br />

components related to <strong>the</strong> <strong>work</strong>.<br />

6. Rates shall be quoted both in figures and in words in clear legible writing. No overwriting is<br />

allowed. All scoring and cancellation should be countersigned by <strong>the</strong> Tenderer. In case of<br />

illegibility, <strong>the</strong> interpretation , <strong>the</strong> decision of <strong>the</strong> Engineer-in-charge of <strong>work</strong> shall be final.<br />

All entries shall be in English Language. In case if on check <strong>the</strong>re are differences between<br />

<strong>the</strong> rates given by <strong>the</strong> <strong>bid</strong>der in words and figures or in <strong>the</strong> amounts <strong>work</strong>ed out by him, <strong>the</strong><br />

following procedure should be followed.<br />

(i)<br />

When <strong>the</strong>re is difference between <strong>the</strong> rates in figures and in words, <strong>the</strong> rates which<br />

correspond to <strong>the</strong> amount <strong>work</strong>ed out by <strong>the</strong> <strong>bid</strong>der shall be taken as correct.<br />

57

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