Rain water harvesting at New F type, New G Type, New H Type and New I Type residential quarters at Indira Sagar Power Station, Narmada Nagar, District Khandwa (M.P.)

Rainwater Harvesting with brick masonry 0.2 m thick perforation with PVC pipe 100mm dia @ 0.50 m centre to centre all around the recharge pit including excavation upto 2.00 m depth with bore hole 150 mm dia and 15 m depth filled with gravels 3-6 mm size, recharge pit filled boulder 5-20 cm and 0.5 m depth. over the boulders layer gravel 5-10 mm size depth 0.5 m, over the gravels layer core sand 0.5 m depth. size of pit 1.50 m x 2.00 m

Rainwater Harvesting with brick masonry 0.2 m thick perforation with PVC pipe 100mm dia @ 0.50 m centre to centre all around the recharge pit including excavation upto 2.00 m depth with bore hole 150 mm dia and 15 m depth filled with gravels 3-6 mm size, recharge pit filled boulder 5-20 cm and 0.5 m depth. over the boulders layer gravel 5-10 mm size depth 0.5 m, over the gravels layer core sand 0.5 m depth. size of pit 1.5 m x 3.00 m

Rainwater Harvesting with brick masonry 0.2 m thick perforation with PVC pipe 100mm dia @ 0.50 m centre to centre all around the recharge pit including excavation upto 2.00 m depth with bore hole 150 mm dia and 15 m depth filled with gravels 3-6 mm size, recharge pit filled boulder 5-20 cm and 0.5 m depth. over the boulders layer gravel 5-10 mm size depth 0.5 m, over the gravels layer core sand 0.5 m depth. size of pit 2 m x 3.00 m

Excavating trenches of required width for pipes, cables, etc. including excavation for sockets, and dressing of sides, ramming of bottoms, depth up to 1.5 m including getting out theexcavated soil, and then returning the soil as required, in layers not exceeding 20 cm in depth including consolidating each deposited layer by ramming, watering, etc. and disposing of surplus excavated soil as directed, within a lead of 50 m : (No extra lift is payable if work is done by mechanical means) in all kinds of soil Pipes, cables etc. exceeding 80 mm dia. but not exceeding 300 mm dia

Providing and fixing unplasticised Rigid PVC soil and waste pipes conforming to IS: 13592 Type B including jointing with seal ring conforming to IS : 5382 leaving 10 mm gap for thermal expansion. Single socketed pipes for working pressure of 4 kg/sqcm. (minimum wall thickness 3.2mm) 110 mm diameter

Providing and fixing unplasticised PVC moulded fittings/ accessories for unplasticised Rigid PVC soil and waste 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 without door 110x110x110 mm

Providing and fixing unplasticised PVC moulded fittings/ accessories for unplasticised Rigid PVC soil and waste pipes conforming to IS: 13592 Type A including jointing with seal ring conforming to IS : 5382 leaving 10 mm gap for thermal expansion. Bend 87.5 110 mm bend

Providing and fixing Unplasticised - PVC pipe clips of approved design to Unplasticised - PVC soil and waste pipes by means of bombay nail of required length including and making good the wall etc. complete. 110 mm

Providing and laying cement concrete 1:3:6 (1 cement: 3sand: 6 graded stone aggregate 20 mm nominal size) all-round PVC. pipes including bed concrete as per standard design: