Civil Works

Amount

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 to the inlet mouth of rain water pipe PTMT (an Engineering Thermoplastic) grating square (Slit) 150 mm square with a height of 8 mm and weighing not less than 100 gms.

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, including fixing the pipe with clamps at 1.00 m spacing. This includes jointing of pipes & fittings with one step CPVC solvent cement and testing of joints complete as per direction of Engineer in Charge. Internal work - Exposed on wall

40 mm nominal outer dia Pipes

Providing and fixing rectangular high density polyethylene water storage loft tank with cover, conforming to ISI : 12701, colour of opaque white or as approved by Engineer-in-charge. The rate includes making necessary holes for inlet, outlet & over flow pipes. The base support i/c fittings & fixtures for tank shall be paid separately.

Non Schedule

Construction of RCC staging tank 3.00 x3.00x1.50 mtr with Reinforcement cement concrete of 1:1.5:3 (1cement : 1.5 coarse sand : 3 graded stone aggregate 20 mm nominal size) bed over the foundation bed 1:4:8 (1cement : 4 coarse sand : 8 graded stone aggregate 40 mm nominal size) including necessary earthwork excavation with RCC columns and suspended floor including centering and shuttering and finished with 12 mm thick cement plaster 1:4 (1cement : 4 fine sand) complete as per the direction of Eng-in -charge.

Providing and fixing 110 mm dia weather proof polivynile chloride rain water filter consising of stainless steel -304 grade screen filter mesh of 240 micron with provision for 110 mm rainwater inlet, 110 mm dia clean water outlet and 20 mm drain outlet as per direction of Engineer-in-charge.

Providing Chlorination tank which includes with the provision of PVC tank of 50 litre capacity with arrangement of CPVC pipe and valve connected with delivery pipe etc. all complete as per the direction of of Eng-in-charge.