Name of Work:- Supply Installation & commissioning of Pre-fabricated Bio-Toilets at Composite School Tarapur ,Sonbhadra, U.P
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Item Description
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Earth work in excavation by mechanical means (Hydraulic excavator)/manual means over areas (exceeding 30 cm in depth, 1.5 m in width as well as 10 sqm on plan) including getting out and disposal of excavated earth lead upto 50 m and lift upto 1.5 m, as directed by Engineer-in-charge: All kinds of soil.
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Filling available excavated earth (excluding rock) in trenches, plinth, sides of foundations etc. in layers not exceeding 20cm in depth, consolidating each deposited layer by ramming and watering, lead up to 50 m and lift upto 1.5 m.
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Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level 1:3:6 (1 Cement : 3 coarse sand (zone-III) : 6 graded stone aggregate 20 mm nominal size).
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Providing and placing on terrace (at all floor levels) polyethylene water storage tank, IS : 12701 marked, with cover and suitable locking arrangement and making necessary holes for inlet, outlet and overflow pipes but without fittings and the base support for tank.
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Providing and fixing G.I. pipes complete with G.I. fittings including trenching and refilling etc. External work : 25mm dia
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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.
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FRP Executive Indian Bio Toilet- Size-4ftx4ftx7ft,- Wall Thickness – 6mm- Both side finishing- Indian FRP seat, with tap- FRP wash basin with tap to each toilet- With FRP door and necessary door fitting,- With internal 1⁄2” PVC piping, 1⁄2” PVC tap-With suitable internal electric lamp holder, switchesand internal plumbing fittings- Suitable opening for air re-circulation.- With 300 liter biodigester tank-Anaerobic Biodigester Technology (ABR) for sewage water treatment using FRP biodigester tank- With microbial culture and enzymes- With suitable 4\\" outlet for the discharge- Odorless, colourless water discharge
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