Replacement of damaged rainwater pipe in Nehru Hospital, PGIMER, Chandigarh

Providing and laying cement concrete in retaining walls, return walls, walls (any thickness) including attached pilasters, columns, piers, abutments, pillars, posts, struts, buttresses, string or lacing courses, parapets, coping, bed blocks, anchor blocks, plain window sills, fillets, sunken floor etc., up to floor five level, excluding the cost of centering, shuttering and finishing:

1:5:10 (1 cement : 5 coarse sand (zone-Ill) derived from natural sources : 10 graded stone aggregate 40 mm nominal size derived from natural sources).

Precast terrazo tiles 22 mm thick with graded marble chips of size upto 12 mm, laid in floors, and landings, jointed with neat cement slurry mixed with pigment to match the shade of the tiles, including rubbing and polishing complete, on 20 mm thick bed of cement mortar 1:4 (1 cement:4 coarse sand) :

Ordinary cement without any pigment

Making khurras 45x45 cm with average minimum thickness of 5 cm cement concrete 1:2:4 (1 cement : 2 coarse sand : 4 graded stone aggregate of 20 mm nominal size) over P.V.C. sheet 1 m x1 m x 400 micron, finished with 12 mm cement plaster 1:3 (1 cement : 3 coarse sand) and a coat of neat cement, rounding the edges and making and finishing the outlet complete.

Demolishing cement concrete manually/ by mechanical means including disposal of material within 50 metres lead as per direction of Engineer - in - charge.

Nominal concrete 1:3:6 or richer mix (i/c equivalent design mix)

Dismantling tile work in floors and roofs laid in cement mortar including stacking material within 50 metres lead.

For thickness of tiles 10 mm to 25 mm

Dismantling C.I. or asbestos rain water pipe with fittings and clamps including stacking the material within 50 metres lead:

100 mm dia pipe

Disposal of building rubbish / malba / similar unserviceable, dismantledor waste materials by mechanical means, including loading,transporting, unloading to approved municipal dumping ground or asapproved by ngineer-in-charge, beyond 50 m initial lead, for all leads including all lifts involved.

Providing and fixing soil, waste and vent pipes :

100 mm dia

Centrifugally cast (spun) iron socket & spigot (S&S) pipe as per IS: 3989

Providing and fixing plain bend of required degree.

100 mm dia

Sand cast iron S&S as per IS : 3989

Providing and fixing single unequal plain junction of required degree :

Sand cast iron S&S as per IS - 3989

Providing and fixing collar :

Sand cast iron S&S as per IS - 3989

Providing lead caulked joints to sand cast iron/centrifugally cast (spun) iron pipes and fittings of diameter :

Providing and fixing trap of self cleansing design with screwed down or hinged grating with or without vent arm complete, including cost of cutting and making good the walls and floors :

100 mm inlet and 100 mm outlet

Sand cast iron S&S as per IS: 3989

Cutting holes up to 15x15 cm in R.C.C. floors and roofs for passing drain pipe etc. and repairing the hole after insertion of drain pipe etc. with cement concrete 1:2:4 (1 cement : 2 coarse sand : 4 graded stone aggregate 20 mm nominal size), including finishing complete so as to make it leak proof.

Add difference of Water Charges @ 0.50%

Credits for Old Material

Old C.I. pipes with fittings.

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