REPAIR / MAINT OF MAIN WATER SUPPLY PIPE LINE IN TECH AREA, NEW PROJECT , TRG AREA , AIR ENCLAVE AND PRAYAG VIHAR AREA AT AF STATION BAMRAULI

Amount

Excavation in soft/loose soil trenches not exceeding 1.5 mtr wide and not exceeding 1.5 mtr deep and getting out incl old U/s cable cover of ant type , taking out/laying/cleaning/repairing of CI/GI pipe line, cable etc including making good to disturbed surfaces complete all as specified and directed.

Returning, filling in & including spreading, levelling & well ramming in layers not exceeding 25 cm thick as in soft/loose soil complete all as specified and directed.

Removal of surplus spoil to a distance not exceeding 50 mtr depositing where directed at a level not exceeding 1.5 mtr above ground level complete all as specified and directed.

Demolition of hard standing / road for crossing of pipe line as per authorised width for taking out/ laying/ cleaning / repairing of CI / GI Pipe lines all as directed including making good the disturbed surfaces and cut to match with the existing surface either with bituminous macadam or with PCC 1:2:4 Type B-2 (using 40mm graded crushed stone aggrgate ) complete all as specified and directed.

Taking up unserviceable CI/DI rusted/ broken pipe line (including all fittings) with spigot and socket/ Flanged ends and removal from site including burning out joints and recovering lead complete all as specified and directed for the following sizes/bores of pipes. Note :- (Earth work shall be measured and paid separately).

200 mm bore

150 mm bore

100 mm bore

80 mm bore

Laying only in trenches CI pipe with spigot and socketed ends complete after cleaning properly/thoroughly & removal of all blockage removing all silt and deposited organics inside using bamboo or rod with brush complete all as specified and directed for the following sizes/bore of pipes :-

200 mm bore

150 mm bore

100 mm bore

80 mm bore

Supply & laying in trenches ductile iron (DI) pipe with spigot and socketed ends centrifugally cast class 'K-7' in any length laid in trenches complete all as specified and directed for the following sizes/bore of pipes (DI fittings and jointing materials shall be measured and paid separately) :-

200 mm bore

150 mm bore

100 mm bore

M & L for cutting of the CI/DI pipe in position for insert of new tee, branches such as Tees/Reducers/ Tail pieces/collers/sluice valve/Air release valve etc.with suitable size of clamp of size 40 x 6 mm with nuts, bolts and washer of the following sizes complete all as specified and directed:-

200 mm bore

150 mm bore

100 mm bore

80 mm bore

M&L for rubber gasket joint suitable for DI/ CI pipe and fittings with size of nuts, washer & bolts etc complete all as specified and directed for the following sizes :-

200 mm bore

150 mm bore

100 mm bore

M&L for upto 150 mm bore ductile iron (DI) fittings / CI Fittings such as bends (any type, radius and angle) tapers any type, (straight, bend, increasing, decreasing or double socket etc) tee pieces single branch, “Y” junction, double branch, cross (all sockets or socket and spigot) collars, flanged spigot,caps and plugs complete all as specified and directed.

M&L for 200 mm bore ductile iron (DI) fittings such as bends (any type, radius and angle) tapers any type, (straight, bend, increasing, decreasing or double socket etc) tee pieces single branch, “Y” junction, double branch, cross (all sockets or socket and spigot) collars, flanged spigot,caps and plugs complete all as specified and directed.

Taking up or down steel water tubing and connections including clearing the pipes free from scaling for reusing the same complete all as directed for the following sizes :- Note :-Excavation will be measured and paid separately

80 mm bore

50 mm bore

40 mm bore

25 mm bore

20 mm bore

15 mm bore

Relaying/ refixing of old steel tubing and connection in new or old position including necessary cuttings, threading, and new fittings such as bends, elbows, socket nipples, tapers, and reducers etc all as specified and directed

80 mm bore

50 mm bore

40 mm bore

25 mm bore

20 mm bore

15 mm bore

Supply and laying steel water tubing GI medium grade ISI marked with all fittings laid in trenches or fixed to wall etc complete for the following sizes:- Note :- Excavation and earth work will be measured and paid separately.

80 mm bore

50 mm bore

40 mm bore

25 mm bore

20 mm bore

15 mm bore

M&L for actual detecting the leakage of existing CI/DI pipe any type including excavation upto one cum and repairing the joint with new run lead & jute/wool refixing after testing for leakage proof pipe line and including returning filling and making good disturbed surface complete for following bore of CI/ DI pipe line :-

200 mm bore

150 mm bore

100 mm bore

80 mm bore

M&L for actual detecting the leakage of existing CI/DI pipe any type including excavation upto one cum and repairing the joint with old retrived lead & jute/wool refixing after testing for leakage proof pipe line and including returning filling and making good disturbed surface complete for following bore of CI/DI pipe line :-

150 mm bore

100 mm bore

80 mm bore

Supply, fixing, jointing and testing of cast iron non return valve flanged ends as per IS-5312 (ISI Marked) complete with washer nuts/ bolts and rubber gasket complete including taking down unserviceable non return valve complete all as specified and directed for following bore of CI pipe line.

150mm bore dia

100mm bore dia

80mm bore dia

M&L for actual detecting the leakage of existing GI pipe line any type laid in trenches/ wall/ floor including excavation upto one cum taking out existing pipeline and repair including replacement of GI fitting such as tee, socket, reducer, elbow, union, etc complete and refixing after testing for leakage proof pipe line and including returning filling and making good disturbed surface complete for following bore of GI pipe line :-

80 to 40 mm GI pipe

15 to 25 mm GI pipe

S & F Gun metal gate valve ISI marked with iron wheel head screwed both ends for iron pipes and fixed for the following sizes including taking down of unserviceable gate valves. Make : Zoloto/ Seico/ Jindal/ Upadhaya/ Venus

50 mm bore

40 mm bore

25 mm bore

20 mm bore

15 mm bore

S&F 15 mm dia PVC bib tap with crutch handle screwed down screwed for iron pipe including taking out unserviceable tape of 15mm dia complete all as specified and directed.

Supply, fixing, jointing and testing in repair of cast iron sluice valve class I (ISI MARKED) PN-1.6 type latest IS 14846-2000 flanged ends, drilled having stainless steel spindle with cast iron wheel head at top complete with nuts, bolts, washer and rubber gasket etc complete including taking down unserviceable sluice valve complete all as specified and directed for following bore of CI pipe line :-

200 mm dia bore

150 mm dia bore

100 mm dia bore

80 mm dia bore

Dismantling old broken / damaged valve pit chamber and construct valve pit chamber of size 1050mm x 1050 mm x 1050 mm (internal dimension) complete including excavation and earth work, PCC 1:4:8, type D-2 using 40mm graded stone aggregate, brick work in cement mortar 1:6, plastering in cement mortar 1:4 (internally) and including 3mm thick mild steel sheet cover and painting with two coat of synthetic enamel paint over a coat of red oxide primer complete all as specified and directed.

Dismantling old broken / damaged valve pit chamber and construct valve pit chamber of size 900mm x 900 mm x 900 mm (internal dimension) complete including excavation and earth work, PCC 1:4:8, type D-2 using 40mm graded stone aggregate, brick work in cement mortar 1:6, plastering in cement mortar 1:4 (internally) and including 3mm thick mild steel sheet cover and painting with two coat of synthetic enamel paint over a coat of red oxide primer complete all as specified and directed.

Supply and laying in replacement unplasticed PVC heavy duty pipes having capacity to experience 6 Kg pressure / sqcm with all fitting laid in trenches complete with solvent complete of suitable size laid in trenches complete of the following size with all fitting complete all as specified and directed :-

160 mm outer dia

90 mm outer dia

75 mm outer dia

M & L for actual detecting the leakage of existing PVC pipe including suitable excavation and repairing the joint with solvent and including all suitable fittings complete and testing for leakage proof pipe line and including returning filling and making good disturbed surface complete all as specified and directed for following bore of PVC pipe line :-

160 mm outer dia

110 mm outer dia

90 mm outer dia

75 mm outer dia

Supply and fixing in replacement unplasticed PVC heavy duty fitting having capacity to experience 6 Kg pressure / sqcm of Sizes with all fitting laid in trenches complete with solvent complete of the following size with all fitting complete all as specified and directed :-

Elbow 75mm dia

Tee 75mm dia

Tee 90mm dia

Socket 75mm dia

Socket 90mm dia

Socket 160mm dia

Reducer 90mm X 75mm

Reducer 160mm X 90mm

Socket one side plain and one side threaded 90mm

Socket one side plain and one side threaded 75mm

Socket one side plain and one side threaded 160mm

S&F 32 mm dia hydrant opener made out of GI pipe 32 mm dia medium grade including welding handle rod of 10 mm dia and 450 mm long including taking down old unserviceable opener complete all as specified and directed.

S&F in replacement of sprinkler with single discharge nozzle 9 mm bore and all fitting including taking down unserviceable sprinkler complete all as directed by Engineer-in-charge. Make : Premier / ZM-22 or equivalent.

Supply and fixing in replacement hydraunt (quick coupling valve) made out of aluminium alloy with plastic powder coating and having positive action, self closing spring loaded brass valve arrangement the out let having hinged rubber lid, inlet size 40mm with 32mm out let including taking down unserviceable hydraunt with complete fitting complete all as specified and directed. Make : Drip N Drip/Premier or equivalent.

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