Renovation of existing Rain Water Harvesting Structure at PHC Wimberly Gunj

Amount

CEMENT CONCRETE (CAST IN SITU)

Extra for addition of synthetic Polyester triangular fibre of length 12mm, effective diameter 10-40 microns and specific gravity of 1.34 to 1.40 in cement concreteACC/Flooring/water retaining structures by using 125gms of synthetic Polyester triangular fibre for 50 Kg cement used as per directions of Engineer-in-Charge,

FLOORING

Cement concrete flooring 1:2:4 (1 cement : 2 coarse sand : 4 graded stone aggregate) finished with a floating coat of neat cement, including cement slurry, but excluding the cost of nosing of steps etc. complete.

40 mm thick with 20 mm nominal size stone aggregate

ROOFING

Providing and fixing 15 cm wide, 45 cm overall semi-circular plain G.S. sheet gutter with iron brackets 40x3mm size, bolts, nuts and washers etc., including making necessary connections with rain water pipes complete.

0.80 mm thick with zinc coating not less than 275 gm/m²

Providing and fixing M.S. holder bat clamps of approved design to C.I. or S.C.I. rain water pipes embedded in and including cement concrete blocks 10x10x10 cm of 1:2:4 mix (1 cement : 2 coarse sand : 4 graded stone aggregate 20 mm nominal size) and cost of cutting holes and making good the walls etc. :

150 mm diameter

Providing and fixing on wall face unplasticised Rigid PVC rain water pipes conforming to IS : 13592 Type A, including jointing with seal ring conforming to IS : 5382, leaving 10 mm gap for thermal expansion, (i) Single socketed pipes.

110 mm diameter

Providing and fixing on wall face unplasticised - PVC moulded fittings/ accessories for unplasticised Rigid PVC rain water pipes conforming to IS : 13592 Type A, including jointing with seal ring conforming to IS : 5382, leaving 10 mm gap for thermal expansion.

Single tee with door

110 mm bend

Reducer

12 mm cement plaster of mix :

1:4 (1 cement: 4 fine sand)

12 mm cement plaster finished with a floating coat of neat cement of mix :

1:4 (1 cement: 4 fine sand)

Finishing walls with Acrylic Smooth exterior paint of required shade .

New work (Two or more coat applied @ 1.67 ILO 0 sqm over and including priming coat of exterior primer applied @ 0.90 litre/10 sarM

WATER SUPPLY

Providing and fixing Chlorinated Polyvinyl Chloride (CPVC) pipes, having thermal stability for hot & cold water supply including all CPVC plain & brass threaded fittings This includes jointing of pipes & fittings with one step CPVC solvent cement, trenching, refilling & testing of joints complete as per direction of Engineer in Charge. External work

25 mm nominal dia Pipes

Providing and fixing gun metal gate valve with C.I. wheel of approved quality (screwed end) :

40 mm nominal bore

Providing and fixing G.I. Union in G.I. pipe including cutting and threading the pipe and making long screws etc. complete (New work) :

40 mm nominal bore

Providing and fixing ball valve (CPVC)of approved quality, High or low pressure, with plastic floats complete:

25 mm nominal size

Providing and fixing CPVC Union for approved quality

25 mm nominal size

Providing and fixing CPVC Tee for approved quality

25 x 25 x25 mm dia.

Providing and fixing G.I Tee complete etc.

40 mm nominal size