Name of Work: Repair of the existing sump being used by the Garden Section of CSIR-IICT, Hyderabad .
Sl. No.
Item Description
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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 1.10 times of the specified minimum cement content, the contractor shall have discretion to either re-design the mix or bear the cost of extra cement. All works upto plinth level Concrete of M25 grade with minimum cement content of 330 kg /cum
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Steel reinforcement for R.C.C. work including straightening, cutting, bending, placing in position and binding all complete up to plinth level. Thermo-Mechanically Treated bars of grade Fe-500D or more. (@80kg/cum)
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Centering and shuttering including strutting, propping etc. and removal of form forWalls (any thickness) including attached pilasters, butteresses, plinth and string courses etc. up to plinth level
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Earth work in excavation by mechanical means (Hydraulic excavator)/ manual means over areas (exceeding 30 cm in depth, 1.5 m in width as well as 10 sqm on plan) including getting out and disposal of excavated earth lead upto 50 m and lift upto 1.5 m, as directed by Engineer-incharge. All kinds of soil
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Brick work with clay flyash F.P.S. (non modular) brick of class designation 7.5 in superstructure up to plinth levelin :Cement mortar 1:6 (1 cement : 6 coarse sand)
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Half brick masonry with common burnt clay F.P.S. (non modular) bricks of class designation 7.5 in superstructure up to plinth levelCement mortar 1:4 (1 cement :4 coarse sand)
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Close timbering in case of shafts, wells, cesspits, manholes and the like including strutting, shoring and packing cavities (wherever required) etc. complete. (Measurements to be taken of the face area timberedDepth exceeding 3 m but not exceeding 4.5 m
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12 mm cement plaster finished with a floating coat of neat cement of mix :1:4 (1 cement: 4 fine sand)
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Providing and applying Brush Bond RFX of FOSROC or its equilent approved product in over all three coats as per the manufacturers specifications and as directed by Engineer-Incharge.
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Providing and spraying bond coat Nito Bond-SBR of FOSROC Product )for the entire surface to receive the coat prior to application of cement plaster.
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