Construction of Water supply system for Zone-11

Excavation of earth in ordinary soil (loam, clay or sand) for pipe and rising main trenches including lift upto 1.50 m and lead upto 50 m and refilling ,watering, ramming of the excavated earth into the trench and also disposal of surplus earth upto 50m from the center of the trenches including supply of all material labour, T&P etc complete as per instructions of Engineer -in -charge. In ordinary soil

Supply of following sizes of Ductile Iron (DI) pipes for distribution system conforming to latest/ relevant I.S.8329-2000 specifications with all jointing materials and specials conforming to latest (relevant I.S. specifications suitable for D.I, pipes, as per IS-1239-2000 and IS 8329-2000 or their latest amendment including FOR destination, etc. with loading, unloading and carting up to the site of work, also including specials for these pipes and lowering them into the trenches and laying true to alignment and gradient and jointing etc. complete (including testing of pipelines and cutting of pipes for making up the length but excluding the cost of trenches,aII complete as per instructions of Engineer- in-charge. 400 mm Dia class K7

Same as above Item No. 2 but for 350 mm dia DI Class K7

Same as above Item No. 2 but for 300 mm Dia class K7

Same as above Item No. 2 but for 250 mm Dia class K7

Same as above Item No. 2 but for 200 mm dia DI Class K7

Supply of the following sizes of unplasticized PVC pipes and their required sockets, jointing materials, and specials for distribution system conforming to the latest relevant IS.4985, IS 7834 & IS 10124 specifications including F.O.R. destination, insurance, etc. with loading, unloading, and carting up to the site of work for the pipes and specials, etc, and lowering them into the trenches and laying true to alignment and gradient and jointing properly, including testing of pipelines and cutting of pipes for making up the length but excluding the cost of trenches,all complete as per instructions of Engineer in - charge. 200 mm OD - 6kg/cm2

Same as above Item No.7 but for 160 mm OD - 6kg/cm2

Same as above Item No.7 but for 140 mm OD - 6kg/cm2

Supply and carting up to site of work of the following dia Dl butterfly /sluice valves/scour valve, class-1, working pressure 10 Kg/cm2 confirming to IS: 780/1969 or its latest amendments, including valve fittings & dismantling joints as per requirement, F.O.R. destination, and lowering them into the already prepared trenches fixing in position and jointing them with pipelines and testing etc. complete and also including supply of jointing maternal, etc. all complete including all taxes, insurance, etc. as per instructions of Engineer -in charge. Sluice valve - 300 mm dia