Replacement of old GI drinking water pipe line along with damaged roofing and doors at BSL sr. secondary school slapper.

Earth work in excavation in foundations trenches etc. in all kinds of soil where Pick-Jumper work is not involved and not exceeding 2.0 metres depth including dressing of bottom and sides of trenches, stacking the excavated soil clear from the edge of excavation and subsequent filling around masonry in 15 cm, layers with compaction including disposal of all surplus soil as directed within lead of 30 metres.

Providing and laying, jointing, fixing, testing ISI Marked G.I. Pipe (as per IS1239) B Class, including cost of Specials such as tees, bends, sockets elbow etc., cutting, threading and testing in trenches in the ground complete. (c) 25mm i/d

Providing and laying, jointing, fixing, testing ISI Marked G.I. Pipe (as per IS1239) B Class, including cost of Specials such as tees, bends, sockets elbow etc., cutting, threading and testing in trenches in the ground complete. (b) 20 mm i/d

Providing, fixing and jointing G.I Union Couplings(of approved make with the approval EIC) as per IS 1879 in G.I. Pipe lines complete in all respect. ( c ) 25mm i/d G.I. Union

Providing, fixing and jointing G.I Union Couplings(of approved make with the approval EIC) as per IS 1879 in G.I. Pipe lines complete in all respect. ( b ) 20 mm i/d G.I. Union

Providing, fixing and jointing ISI Marked Gun- Metal peet valves (Heavy Pattern) as per IS 778 with hand wheels, on G.I. Pipe lines laid in the ground or inside buildings including all carriages complete. ( c ) 25mm i/d Gun Metal peet valve heavy pattern.

Providing, fixing and jointing ISI Marked Gun- Metal peet valves (Heavy Pattern) as per IS 778 with hand wheels, on G.I. Pipe lines laid in the ground or inside buildings including all carriages complete. ( b ) 20 mm i/d Gun Metal peet valve heavy pattern.

Providing & placing in position on terrace (at all floor levels) HDPE water storage tanks of approved make (to the approval of Engineer - in-charge) with cover with suitable locking arrangement and making necessary holes for inlet, outlet and over flo pipes but without fittings and base support for tank. (i) Triple Layer Tanks

Providing and fixing in position G.I. Tank Nipple of approved make (to the approval of Engineer-in-charge) in PVC Water storage tanks complete in all respect. ( b ) G.I. tank nipple 20 mm i/d

Providing and fixing in position automatic brass Ball Cock in tanks. (B) Brass Ball Cock with rod and Plastic Ball (ii) 20 mm i/d