bids are invited for gi tube_20 - supply, laying & fixing20 mm dia gi tubing medium grade with all necessary fittings such as bends, elbows, tees, shorts pieces, disminishing pieces, caps & plugs in trenches / on fioor, wallincluding taking down and deposit to mes store yard all as specified & directed by engineer in charge , gi tube_25 - supply, laying & fixing25 mm dia gi tubing medium grade with all necessary fittings such as bends, elbows, tees, shorts pieces, disminishing pieces, caps & plugs in trenches / on fioor, wallincluding taking down and deposit to mes store yard all as specified & directed by engineer in charge , gi tube_40 - supply, laying & fixing40 mm dia gi tubing medium grade with all necessary fittings such as bends, elbows, tees, shorts pieces, disminishing pieces, caps & plugs in trenches / on fioor, wallincluding taking down and deposit to mes store yard all as specified & directed by engineer in charge , gi tube_50 - supply, laying & fixing50 mm dia gi tubing medium grade with all necessary fittings such as bends, elbows, tees, shorts pieces, disminishing pieces, caps & plugs in trenches / on fioor, wallincluding taking down and deposit to mes store yard all as specified & directed by engineer in charge , dol starter - s&f dol starter suitable fo rup to 15hp, 3 phase, 415 volts booster pump with all connection and including taking downcomplete all as specified & directed by engineer in charge. , submersible starter - s&f, in replacement offully automatic star delta submersible starter dlx with short circuit protection in sheet metal enclousers suitable for 45 hp , 415 volt 50 hz with over load protector and taking out old u / s starters complete complete all as specified & directed by engineer in charge. , sluice valve_150 - supply, fix, connectng, and testing 150 mm dia sluice valves heavy duty class pn 1.6 both end flanged with brass spindle with hand wheel and check nut conforming to isi mark , is-14846 including provision of jointing material such as insertion rubber gasket sheet 3mm thick, nut & bolts with washer completeand taking out old u / s starters complete all as specified & directed by engineer in charge. , sluice valve_200 - supply, fix, connectng, and testing 200 mm dia sluice valves heavy duty class pn 1.6 both end flanged with brass spindle with hand wheel and check nut conforming to isi mark , is-14846 including provision of jointing material such as insertion rubber gasket sheet 3mm thick, nut & bolts with washer completeand taking out old u / s starters complete all as specified & directed by engineer in charge. , gun metal_20 - material and labourfor 20mm dia gun metal gate valves heavy duty with iron wheel head screwed both ends for iron pip and fixed including taking out old valve and remove as directed , gun metal_25 - material and labourfor 25 mm dia gun metal gate valves heavy duty with iron wheel head screwed both ends for iron pip and fixed including taking out old valve and remove as directed , gun metal_40 - material and labourfor 40mm dia gun metal gate valves heavy duty with iron wheel head screwed both ends for iron pip and fixed including taking out old valve and remove as directed , gun metal_50 - material and labourfor 50mm dia gun metal gate valves heavy duty with iron wheel head screwed both ends for iron pip and fixed including taking out old valve and remove as directed , water tester - supply only of aquapro digital water tester ( model ap-1 ) , tds meter, all as specified & directed by engineer in charge.make: hm digitals and equivalent. , ph metre - supply only of digital type ph meter water tester ( model ap-1 ) , tds meter, all as specified & directed by engineer in charge. make: vantakool digital ph meter , rozway digital ph meter and equivalent. , testing kit - supply only chlorine testing kit complete as per sample.all as specified & directed by engineer in charge. , lamp - s & f in repair led indicator lamp of different colours ( red, green , yellow , blueetc ) suitable to fix in existing lt panel complete allas per direction of engr-in-charge. , change over - supply and fixing in replacementof on loadchangeover switches 4 pole 100 amps , 415 volts , open type fixed in existing panelallows changeover from main supply to generator supply & vice versa complete and including taking down complete all as specified & directed by engineer in charge. , changeover_2 - supply and fixing in replacementof on loadchangeover switches 4 pole 250amps , 415 volts with extended rotary handle fixed in sheet metal enclosure allows changeover from main supply to generator supply & vice versacomplete all as per direction of engr-in-charge. , changeover_3 - supply and fixing in replacementof on loadchangeover switches 4 pole 400 amps , 415 volts with extended rotary handle fixed in sheet metal enclosure allows changeover from main supply to generator supply & vice versacomplete nd including taking down complete all as specified & directed by engineer in charge.schedule of credit of rs 5118 will be deducted from total work done as per details uploaded with item specification. total quantity : 1