bids are invited for repair to external water supply to line area of 58 rpa flt of 667 amy avn sqn under ge missamari - taking up or down galvanised steel tubing 20 mm bore ( dia ) including connections and fittings from trenches , walls, floors, etc complete all as specified and as directed by engr-in-charge. , taking up or downgalvanised steel tubing 25 / 32 mm bore ( dia ) including connections - taking up or downgalvanised steel tubing 25 / 32 mm bore ( dia ) including connections and fittings from trenches , walls, floors, etc complete all as specified and as directed by engr-in-charge. , taking up or down galvanised steel tubing 40 mm bore ( dia ) including connections and fittings - taking up or down galvanised steel tubing 40 mm bore ( dia ) including connections and fittings from trenches , walls, floors, etc complete all as specified and as directed by engr-in-charge. , taking up or down galvanised steel tubing 50 mm bore ( dia ) including connections and fittings - taking up or down galvanised steel tubing 50 mm bore ( dia ) including connections and fittings from trenches , walls, floors, etc complete all as specified and asdirected by engr-in-charge. , supply, laying and testing tubes, medium grade galvanised, 50 mm bore with all fittings - supply, laying and testing tubes, medium grade galvanised, 50 mm bore with all fittings; laid in trenches, complete all as specified and as directed by engr-in-charge.make:- jindal or equivalent make of tata / hindustan / nezone. , all as per item no. 01 but for 40 mm dia - ditto all as per item no. 01 but for 40 mm dia , all as per item no. 01 but for 25 mm dia - ditto all as per item no. 01 but for 25 mm dia , all as per item no. 01 but for 20 mm dia - ditto all as per item no. 01 but for 20 mm dia , excavation in trenches not exc 1.5 mtr width and not exc 1.5 mtr in depth and getting out in soft / loose soil for laying / taking out ofppr pipes - excavation in trenches not exc 1.5 mtr width and not exc 1.5 mtr in depth and getting out in soft / loose soil for laying / taking out ofppr pipes complete all as specified and directed. , spreading, leveling , wateringand well ramming in layers not exc 25 cm thick in soils - returning, fillingin incl spreading, leveling , wateringand well ramming in layers not exc 25 cm thick in soils. , removal of surplus soil to a distance not exc 50 mtr - removal of surplus soil to a distance not exc 50 mtr away and depositing where directed as a level not exc 1.5 mtr above the starting point. , supply and fixing gun-metal, globe or gate valves, with iron wheelhead, screwed both ends of 20 mm bore dia, - supply and fixing gun-metal, globe or gate valves, with iron wheelhead, screwed both ends of 20 mm bore dia, complete all as specified and as directed by engr-in charge. make:- zoloto or equivalent make of kartar / sant / leader. , supply and fixing gun-metal, globe or gate valves, with iron wheelhead, screwed both ends of 25 mm bore dia - supply and fixing gun-metal, globe or gate valves, with iron wheelhead, screwed both ends of 25 mm bore dia, complete all as specified and as directed by engr-in charge. make:- zoloto or equivalent make of kartar / sant / leader. , supply and fixing gun-metal, globe or gate valves, with iron wheelhead, screwed both ends of 50 mm bore dia - supply and fixing gun-metal, globe or gate valves, with iron wheelhead, screwed both ends of 50 mm bore dia, complete all as specified and as directed by engr-in charge. make:- zoloto or equivalent make of kartar / sant / leader. total quantity : 1