Name of Work: Repairing of Roof at Molecular Biology Department, University of Kalyani.
Sl. No.
Item Description
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Repairing of Roof at Molecular Biology Department, University of Kalyani.
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Ordinary Cement concrete (mix 1:1.5:3) with graded stone chips (20 mm nominal size) excluding shuttering and reinforcement if any, in ground floor as per relevant IS codes.i) Pakur Variety(I) Gr.Floor level
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125 mm. thick brick work with 1st class bricks in cement mortar (1:4) in ground floor.(I) In gr. Floor level
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Plaster (to wall, floor, ceiling etc.) with sand and cement mortar including rounding off or chamfering corners as directed and raking out joints including throating, nosing and drip course, scaffolding/staging where necessary (Ground floor).[Excluding cost of chipping over concrete surface]i) With 1:6 cement mortarb) 20mm thick plaster
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Applying 2 coats of bonding agent with synthetic multi functional rubber emulsion having adhesive and water proofing properties by mixing with water in proportion (1 bonding agent : 4 water : 6 cement) as per Manufacturer\"s specification [Cement to be supplied by the Department]
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Cement consumption 1/2 kg/m2 applying 2 coats of bonding agent supplied by the contractor.
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Cleaning the concrete surface by removing dirt and debris, marking defective locations and removing loose concrete by careful stripping untill hard surface is exposed, cutting the concrete to regular shape, wire brushing the exposed surface and removing debris from site complete as per direction of the Engineer - in - Charge.
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Painting with best quality synthetic enamel paint of approved make and brand including smoothening surface by sand papering etc. including using of approved putty etc. on the surface, if necessary:On steel or other metak surface with super gloss (hi gloss )b)Two coat ( with any shade except white )
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Supplying dividing strip fitted and fixed with cement mortar (1:3) in mosaic or patent stone floor, dado etc. complete as per direction of the Engineer-in-charge(c) 37 mm. wide strip
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Neat cement punning about 1.5 mm thick in wall dao window sill floor etc
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Supplying fitting fixing IRC fabric meshwith covering battens including Cost of screws etc complete ( expluding the cost of battens )25 mm x 25 mm x 2.7 mm x 2.7 mm
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