Replacement of Raw water Pipeline At Workshop and Dam site BBMB Pandoh

Excavation manually in trenches for pipe lines with straight or open cutting in streets and lanes in built up area where width of street / Lane from wall to wall is less than 3 meter including trimming and dressing sides levelling of beds of trenches to correct grade, cutting joint holes, refilling consolidation, watering, including the cost of dewatering of rain water, diversion for traffic, night signals. Providing & fixing caution boards, watching, fencing, etc. and removal of surplus soil from the site up to 15 meter distance complete in all respects.(a) earthwork up to 1.5 m depth (ii) For Ordinary soil having gravel upto 40%

Dismantling, disjointing, removal of GI pipelines, specials, valves and fittings complete in all respects. 100mm internal diametre pipe line.

Providing and laying, jointing, fixing, testing ISI Marked G.I. Pipe (as per IS 1239) B Class, including cost of Specials such as tees, bends, sockets elbow etc., cutting, threading and testing in trenches in the ground complete.(i) 100mm i/d

Providing, Stringing out, cutting, Jointing and testing of ISI Marked D.I. Pipe (S&S) as per IS 8329 and laying the same in trenches to correct alignment and gradients, jointed with rubber tyton joints fitted complete including all cartage, cost of rubber ring.(A) D.I pipe as IS:8329 DI-K7.(i)150mm i/d pipe lines laid complete .

Providing and fixing ISI marked Non Return Valves flanged end class PN-1.6 as per IS 5312/2004 in pipelines including jointing and cost of nut bolt, rubber insertion etc. complete.(A) Class PN-1.0 as per ISI with rubber Flap.(d) 150mm i/d Non-return valve)

Providing and fixing C.I./D.I. Flanged end, stem of SS (AIS 1410) and Bronze (gunmetal) working parts Sluice Valves ISI marked 14846-2000, including jointing, testing and cost of Nut, Bolt and insertion sheet, all carriage complete (with approval of Engineer-in-charge) (b) 150mm i/d Sluice Valves flanged)