Indian Institute Of Technology Tender

Providing and laying in position ready mixed or site batched design mix cement concrete for reinforced cement concrete work; using coarse aggregate and fine aggregate derived from natural sources, Portland Pozzolana / Ordinary Portland /Portland Slag cement, admixtures in recommended proportions as per IS: 9103 to accelerate / retard setting of concrete, to improve durability and workability without impairing strength; including pumping of concrete to site of laying, curing, carriage for all leads; but excluding the cost of centering, shuttering, finishing and reinforcement as per direction of the engineer-in-charge; for the following grades of concrete. Note: Extra cement up to 10% of the minimum specified cement content in design mix shall be payable separately. In case the cement content in design mix is more than 110% of the specified minimum cement content, the contractor shall have discretion to either re-design the mix or bear the cost of extra cement. a) All works upto plinth level i) Concrete of M25 grade with minimum cement content of 330 kg /cum as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Add for using extra cement in the items of design mix over and above the specified cement content therein as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Centering and shuttering including strutting, propping etc. and removal of form for : a) Foundations, footings, bases of columns, etc. for mass concrete as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.