GE AF/AMB-T-67/2023-24 REPAIR/MAINT OF EXTERNAL WATER SUPPLY PIPELINES, MAINT OF PUMPS, DG SETS AND CONNECTED ITEMS AT AF STN AMBALA UNDER GE (AF) AMBALA

Amount

Excavation in trenches not exceeding 1.5m wide and not exceeding 1.50 m deep for laying of water pipe lines/taking out pipe lines and getting out in soft/loose of soil including forming bottom surface to required level and slope complete all as specified and directed.

Returning, filling in including spreading, leveling, watering and well ramming in layers not exceeding 25 cm soil complete all as specified and directed.

Removal of surplus soil to a distance not exceeding 50 mtr and depositing where directed at a level not exceeding 1.5 mtr above the starting point complete all as specified and directed.

Supplying and laying in trenches centrifugally cast (spun) ductile iron pipes of 200 mm dia pressure pipes with spigot & socket end, class 'K-9' conforming to IS:8329/2000 (latest version) - suitable for (push on) rubber gasket jointing with inside cement mortar lining with portland slag cement as per IS 455 ;1989 and external metallic zinc coating as per annex A of IS 8329 with finishing layer of bitumen coating as per annex C, duly ISI marked in any length including testing and commissioning all as specified and directed and all as specified and directed.

Supplying and laying in trenches centrifugally cast (spun) ductile iron pipes of 150 mm dia pressure pipes with spigot & socket end, class 'K-9' conforming to IS:8329/2000 (latest version) - suitable for (push on) rubber gasket jointing with inside cement mortar lining with portland slag cement as per IS 455 ;1989 and external metallic zinc coating as per annex A of IS 8329 with finishing layer of bitumen coating as per annex C, duly ISI marked in any length including testing and commissioning all as specified and directed and all as specified and directed.

Supplying and laying in trenches centrifugally cast (spun) ductile iron pipes of 100 mm dia pressure pipes with spigot & socket end, class 'K-9' conforming to IS:8329/2000 (latest version) - suitable for (push on) rubber gasket jointing with inside cement mortar lining with portland slag cement as per IS 455;1989 and external metallic zinc coating as per annex A of IS 8329 withfinishing layer of bitumen coating as per annex C, duly ISI marked in any length including testing and commissioning all as specified and directed and all as specified and directed.

Supplying and laying in trenches centrifugally cast (spun) ductile iron pipes of 80 mm dia pressure pipes with spigot & socket end, class 'K-9' conforming to IS:8329/2000 (latest version) - suitable for (push on) rubber gasket jointing with inside cement mortar lining with portland slag cement as per IS 455 ;1989 and external metallic zinc coating as per annex A of IS 8329 with finishing layer of bitumen coating as per annex C, duly ISI marked in any length including testing and commissioning all as specified and directed and all as specified and directed.

Supplying and laying in trenches centrifugally cast (spun) ductile iron pipes of 100 mm dia pressure pipes with flanged end, class 'K-9' conforming to IS:8329/2000 (latest version) - suitable for rubber gasket jointing with inside cement mortar lining with portland slag cement as per IS 455 ;1989 and external metallic zinc coating as per annex A of IS 8329 with finishing layer of bitumen coating as per annex C, duly ISI marked in any length including testing and commissioning all as specified and directed and all as specified and directed.

Supplying and laying in trenches centrifugally cast (spun) ductile iron pipes of 80 mm dia pressure pipes with flanged end, class 'K-9' conforming to IS:8329/2000 (latest version) - suitable for rubber gasket jointing with inside cement mortar lining with portland slag cement as per IS 455 ;1989 and external metallic zinc coating as per annex A of IS 8329 with finishing layer of bitumen coating as per annex C, duly ISI marked in any length including testing and commissioning all as specified and directed and all as specified and directed.

Supply, laying and jointing heavy duty CI 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 or all flanged or one end flanged and other ends spigot /socketed), Collars, Caps and Plugs complete and conforming to IS and upto 200 mm bore complete all as specified and directed.

Supply, laying and jointing heavy duty (K-12) DI 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 or all flanged or one end flanged and other ends spigot /socketed), Collars, Caps and Plugs, MJ collar coupling etc and conforming to IS and upto 200 mm bore complete all as specified and as directed.

Supply laying, testing GI tubing 80 mm dia bore medium grade conforming to IS : 1239 with all fittings laid in trenches complete all as specified and directed.

Supply laying, testing GI tubing 50 mm dia bore medium grade conforming to IS : 1239 with all fittings laid in trenches complete all as specified and directed.

Supply, laying, testing GI tubing 25 mm dia bore medium grade conforming to IS : 1239 with all fittings laid in trenches complete all as specified and directed.

Supply, laying, testing GI tubing 20 mm dia bore medium grade conforming to IS : 1239 with all fittings laid in trenches/wall complete all as specified and directed.

Taking up or down CI/DI water mains 200 mm dia bore (including all fitting) with spigot and socket ends and lead joints including burning out joints and recovering lead complete all as specified and directed.

Taking up or down CI/DI water mains 150 mm dia bore (including all fitting) with spigot and socket ends and lead joints including burning out joints and recovering lead complete all as specified and directed.

Taking up or down CI/DI water mains 100 mm dia bore (including all fitting) with spigot and socket ends and lead joints including burning out joints and recovering lead complete all as specified and directed.

Taking up or down steel tubing/DI 80 mm dia and connections, including cleaning for refixing or removal to store complete all as specified and directed

Taking up or down steel tubing 50 mm dia and connections, including cleaning for refixing or removal to store complete all as specified and directed

Taking up or down steel tubing 25 mm dia and connections, including cleaning for refixing or removal to store complete all as specified and directed

Taking up or down steel tubing 20 mm dia and connections, including cleaning for refixing or removal to store complete all as specified and directed

Supply, fixing, testing and commissioning Double flanged non-rising stem type cast iron sluice valve suitable for 150 mm dia bore pipe with hand wheel and suitable for pressure rating of PN :1.6 duly drilled holes for fixing of nuts and bolts, stem made of high tensile brass ISI marked and conforming to IS:14846 including rubber gasket, nuts, bolts and washers complete all as specified and directed. Make: Leader, L&T, Sant

Supply, fixing, testing and commissioning Double flanged non-rising stem type cast iron sluice valve suitable for 100 mm dia bore pipe with hand wheel and suitable for pressure rating of PN :1.6 duly drilled holes for fixing of nuts and bolts, stem made of high tensile brass ISI marked and conforming to IS :14846 including rubber gasket, nuts, bolts and washers complete all as specified and directed. Make: Leader, L&T, Sant

Supply, fixing, testing and commissioning Double flanged non-rising stem type cast iron sluice valve suitable for 80 mm dia bore pipe with hand wheel and suitable for pressure rating of PN :1.6 duly drilled holes for fixing of nuts and bolts, stem made of high tensile brass ISI marked and conforming to IS :14846 including rubber gasket, nuts, bolts and washers complete all as specified and directed. Make: Leader, L&T, Sant

Supplying, fixing, testing and commissioning Double flanged cast Iron swing check type reflux ( Non Return ) valve 150 mm dia single door pattern conforming to IS : 5312 ( part – I ) – 1969, duly drilled holes for fixing nuts and bolts including rubber gasket, nuts, bolts and washers complete all as specified and directed.

Supplying, fixing, testing and commissioning Double flanged cast Iron swing check type reflux ( Non Return ) valve 80 mm dia single door pattern conforming to IS : 5312 ( part – I ) – 1969, duly drilled holes for fixing nuts and bolts including rubber gasket, nuts, bolts and washers complete all as specified and directed.

Supply, fixing and replacement of Butterfly Valve, lever operated, Pressure rating PN- 1.6, Wafer type, nitrile rubber lining, suitable insertion between flanges ends, 80 mm nominal bore ISI marked complete with MS tail pieces double side flanged including welding work as per site requirement, rubber/fiber board gasket, nuts & bolts, washers etc complete all as specified and directed by Engr-in-Charge.

Supply, fixing and testing Gun metal Gate valve 50 mm dia screwed body ends and cast iron hand wheel conforming to IS :778 –1984 and ISI marked complete all as specified and directed.

Supply, fixing and testing Gun metal Gate valve 25 mm dia screwed body ends and cast iron hand wheel conforming to IS :778 –1984 and ISI marked complete all as specified and directed.

Supply, fixing and testing Gun metal Gate valve 20 mm dia screwed body ends and cast iron hand wheel conforming to IS :778 –1984 and ISI marked complete all as specified and directed.

Demolition of existing valve pit chamber, M&L for masonry valve pit of size 1500x1500x1050mm internal size complete with excavation, earth work and brick work in CM 1:6, 15mm thick plastering in CM 1:4 internally including 5mm thick MS Sheet cover and angle iron frame of suitable size and two coats of synthetic enamel paint over one coat of red oxide primer complete with locking arrangement complete all as specified and directed.

Supply and fixed in repair supports, clamps and back plate fabricated from structural steel sections including nuts, bolts, washers, welding, bending cold or hot, drilling holes for bolts in any shape or size as indicated or directed inclusive of one primer coat, one under coat and one finishing coat of paint.

M & L for cement concrete (1:3:6) type C-2 (using 40mm graded mechanically crushed stone aggregate) as in padestal /foundation etc incl form work complete all as specified and directed including demolition of existing.

M&L for cutting existing road upto the bottom of soiling any thickness for taking out old unserviceable water supply pipe line, taking out all road material, segregate soiling and WBM material and stacking seperately . Making good the disturbed surface by filling with old road material as retrieved, watered and compact manually, and then top surface shall be made good by providing cement concrete 1:2:4 type B1 (using 20mm graded mechanically crushed stone aggregate) 100mm thick finished the surface making impression of broom complete all as specified and directed. Note:- Cost of excavation, removal and returning & filling of soil shall be deemed to be included in quoted rate.

M&L for run lead joints for 150 mm dia of cast iron Spun pipes/fittings including burning out old joints and recovering lead and pouring it in joints to make it leak proof complete all as specified and directed.

M&L for run lead joints for 100 mm dia of cast iron Spun pipes/fittings including burning out old joints and recovering lead and pouring it in joints to make it leak proof complete all as specified and directed.

M&L for run lead joints for 80 mm dia of cast iron Spun pipes/fittings including burning out old joints and recovering lead and pouring it in joints to make it leak proof complete all as specified and directed.

M&L for joints with rubber or fiber board gasket for flanged pipe and fittings suitable for 150 mm bore cast iron pipe complete all as specified and directed.

M&L for joints with rubber or fiber board gasket for flanged pipe and fittings suitable for 100 mm bore cast iron pipe complete all as specified and directed.

M&L for joints with rubber or fiber board gasket for flanged pipe and fittings suitable for 80 mm bore cast iron pipe complete all as specified and directed.

M&L for drilling and tapping cast iron water mains for branch connection of the internal dia 20 mm including Clamp piece and nuts and bolts complete all as specified and directed.

Supply and installation in lieu of replacement heavy duty chemical dosing system plunger type suitable to inject solution 25LPH working pressure 10kg/sqm comprising dosing pump coupled with three phase electrical motor of cap 0.5 HP 1440 rpm IP55, including its suitable 3 phase starter, Moc of plunger, NRV, SS304 assy, Gland PTFE model made of powder coated MS fabricated pump and driving base all as specified and directed. Make Minimax dosing Model MM-1/M/s sathya sai/ decrin

M&L for earthing for machinery, LT feeder pillar box with galvanised cast iron earth plate of 600x600x6mm thick directly buried in ground not less than 2.25m below normal ground level, earth plate packed on all side with charcoal mixed with salt to a thickness of 150mm connected by GI earth strip of size 32x6mm thick soldered and riveted to earth plate. GI earth strip will be protected by using 50mm bore GI pipe (light grade) earth plate to equipment including flat iron clamp 25x3mm including bolts, nuts & washers complete including watering GI pipe 20mm dia light grade 2.5m long. The earthing includes PCC pit including necessary earth work and disposal of surplus soil to a distance not less than 50m , chamber of PCC (1:4:8) Type D-2 using 40mm graded stone aggregate, coping shall be of PCC (1:3:6) type C-1 using 20mm graded stone aggregate, RCC pit cover 50mm thick in (1:2:4) type B-1, using 20mm graded stone aggregate, reinforced with 8mm MS bars at 80mm c/c both ways in lieu of CI pit cover and angle iron frame including funnel,wire mesh all as specified and directed Note: (i) cost of earth strip and GI pipe for protection of earth strip deemed to be included in unit rate up to 7.5 meter. (ii) On testing if the desired earth resistance is not obtained, entire earthing shall be re-done by contractor till desired earth resistance is not obtained without accruing any extra cost to the Department.

Taking out of existing earth wire etc and demolition of earth pit chamber complete as specified and directed

M&L for Cleaning of SWT capacity of 10000 Gallon water thoroughly by removing mud grits etc complete all specified and directed. Notes:- Quoted rates shall be deemed to be included for following :- (i) Cleaning inner surfaces of tanks complete with scraping with steel wire brushes, pressure wash, removing mud, sludge collected inside the tank manually,removal of mud to a distance not exceeding 50mts. (ii) Washing with clean water and bleaching powder or with high strength calcium chloride mixture thoroughly internally removing left out sludge if any to a distance not exceeding 50mts including writing capacity of SWT, cleaning dates,due date for cleaning with black synthetic enamel pump with existing pattern.

M&L for Cleaning of Semi UG Sump capacity of 15000 Gallon water thoroughly by removing mud grits etc complete all specified and directed. Notes:- Quoted rates shall be deemed to be included for following :- (i) Cleaning inner surfaces of tanks complete with scraping with steel wire brushes, pressure wash, removing mud, sludge collected inside the tank manually,removal of mud to a distance not exceeding 50mts. (ii) Washing with clean water and bleaching powder or with high strength calcium chloride mixture thoroughly internally removing left out sludge if any to a distance not exceeding 50mts including writing capacity of SWT, cleaning dates,due dated for cleaning with black synthetic enamel pump with existing pattern.

Cleaning of OHT capacity of 50000 Gallon water thoroughly by removing mud,grits etc complete all specified and directed. Notes:- Quoted rates shall be deemed to be included for following:- (i) Cleaning inner surfaces of tanks complete with scraping with steel wire brushes, pressure wash,removing mud, sludge collected inside the tank manually,removal of mud to a distance not exceeding 50mts. (ii) Washing with clean water and bleaching powder or with high streangth calcium chloride mixture thoroughly internally removing left out sludge if any to a distance not exceeding 50mts including writing capacity of SWT, cleaning dates,due dated for cleaning with black synthetic enamel pump with existing pattern. (iii) one coat of epoxy cementitious coating for positive side water proofing after preparation of inside surface.

Dismantling of sluice Valves, NRVs, Butterfly valves etc from existing pipe line from any size complete all as specified and directed.

Supply & lifting of column pipe, flanged 100mm/80mm bore with submersible cable from bore hole of tube well, pump set of any capacity and lowering after repair in borewell complete all as specified and directed by Engr-in-Charge. Note: (i) Lifting & lowering of pump set upto 120mtrs deep will be deemed to be included in unit rate. (ii) Lifting & lowering of pump set to be completed out within 24hrs from intimation. (iii) Rubber gasket, nuts & bolts for replacement deemed to be included in the quoted unit rate.

Opening of submersible motor for rewinding with PVC coated copper winding wire as per existing gauge insulation material, after stripping of existing worn out winding, M&L for sealing kit, O-ring, Gasket, water drain plug, sand guard, cable packing ring, cable gland ring, upper/lower bearing, adopter piece, motor key, neck ring, suction case, Hex bolt, Circlip washer, Motor coupling, thurst plate, motor bush etc complete, reassembling with pump set of the 25-40HP capacity all as specified.

Supply only NRV Body

Supply only Bush for bowl

Supply only shaft coupling

Supply only Suction housing

Supply only stage bowl

Supply only Impeller SS

Supply only bearing sleeve

Supply only SS sleeves

Supply only End bowl

Supply only Pump shaft

Supply only Non return valve

All as per BOQ srl item No. 51.00 here-in-above but for 1 HP-2 HP submersible pumpset (complete set of pump & motor) of any type complete all as specified and directed.

Supply only column pipe made out of GI pipe heavy grade 100 mm nominal bore each 3 meter length including flange duly welded with web complete all as specified and directed. Note: Cost of MS nut, bolt and washers and packing for column pipe deemed to be incl in unit rate.

M&L for Repair/Overhauling of submersible pump including replacement of Hex bolt, Circlip washer, bowl stud, pump shaft, rotor bleach, pump bush etc complete and reassembling pump set of 25-40HP capacities:- Note: Impeller shall be measured and paid seperately however labour rates are inclusive of quoted rate.

Supply only GM impeller of existing type for the submersible pump of capacity upto 25-40 HP complete all as specified and directed.

M&L for rewinding of electric motor of Cap 15 to 20 HP three phase 415 volts by removing burnt copper winding wire, cleaning of slots and insertion of insulating paper in the slots in appropriate size and rewinding with super enameled copper wire of suitable size superior quality of insulating material, winding, varnishing and drying, and refixing back after rewinding, replacement of connection plate and making necessary electric connection complete all as specified and directed.

All as per BOQ serial item No. 56.00 here-in-above but capacity of 10 to 12.5HP

All as per BOQ serial item No. 56.00 here-in-abov but capacity of 5 to 7.5HP

All as per BOQ serial item No. 56.00 here-in-abov but 6 capacity of 0.5 to 3HP

Repair/Overhauling of pump 7.5 to 20HP taking out impeller, shaft, stuffing box re-assembling the same after replacing the defective parts & carrying out the necessary repair remetalling, turning polishing the pump shaft including replacement of steel studs nuts/ bolts replacement of GM bush, ball bearing, stuffing box greasing etc and re-installation at site, checking of smooth functioning complete all as specified and directed. Note : -(i) The complete job includes making good the existing pumps water leak proof ,including gland/ packing etc. (ii) cost of spare parts except GM bush, Impeller, stuffing box and ball bearing shall be included in the quoted rate by the contractor repair of pumpset.

S & F bearing for 7.5 to 20HP monoblock pump set complete all as specified and directed. Make:- SKF/NBC or equivalent as approved by GE

S&F GM Impeller for monoblock pump capcity 7.5 to 20 HP complete all as specified and directed.

S & F Stuffing box alongwith pressure plate and hexa nuts, studs, gland packing as per existing make complete all as specified and directed.

S & F Gun metal Bush suitable for monoblock pump set complete all as specified and directed.

M&L for Repair/Overhauling of pump set 3 to 5HP including replacement of GM bush, ball bearing if required, re-metaling, turning & polishing of pump shaft etc and testing commissioning and installation at site complete all as specified and directed. Note : -(i) The complete job includes making good the existing pumps water leak proof ,including gland/ packing etc. (ii) Spare parts i.e. GM bush, shaft sleeve and ball bearing will be measured and paid separately under relevent items. (iii) Dismantling of pumpset from site, disconnecting & refitting of water inlet & outlet, Decoupling/ dismantling of pump and motor and reinstallation at site deemed to be included in unit rate.

S & F bearing for 3 to 5HP monoblock pump set complete all as specified and directed. Make:- SKF/NBC or equivalent model as approved by GE

S & F GM Impeller suitable for 3 to 5HP monoblock pump set complete all as specified and directed.

S & F Stuffing box alongwith pressure plate and hexa nuts, studs, gland packing etc as per existing make complete all as specified and directed.

S & F Gun metal Bush suitable for 3 to 5HP monoblock pump set complete all as specified and directed.

S& F in replacement Acoustic enclosure for DG set of Make CUMMINS engine Ltd India, Capacity 82.5KVA. Acoustic enclosure shall be powder coated and fabricated out of 1.6mm thickness MS sheet, compartmentalized design, acoustic panel assembled with nut bolt and washer. The silent canopy shall be of nut bolt type construction. Powder coating should be done after surface treatment process of sheet metal. Canopy panel and doors shall have inside lining of Fire Retardant Foam as acoustic material. Hinged doors shall be provided to canopy, one door shall have glass window for control panel having standard fitment as per CPCB Norms complete all as specified and directed. Note: (i) Cost for disconnection of cables deataining of fuel and refiiling, dismantling of engine, alternator, control panel with base frame and reinstallation shall be deemed to be included in the quoted rate. (ii) Minor parts repaired to complete work at site deemed to be included unit rate

Attending day to day complaints pertains to Electric driven motors/pumps and LT panels, Starter panels of any capacity as and when required with skilled Electrician and helper, with necessary T&P for checking the equipment at existing location and find out the faults/ defects and rectify the defects in situ, cleaning/ normal maintanance to the euipments (including fixing lugs, nuts, bolts, etc as required on site) complete to make the equipment functional in all respect complete all as spceified and directed by Engr-in-charge. Note : (i) Spare parts wiil be measured and paid separately.

Supply only following spare parts of Starter panels/ LT panels etc. all as specified and directed.

Indicating lamp Make - L&T/ BCH/ C&S

Voltmeter 0 – 500 V. Make - L&T/ BCH/ C&S

Ammeter 0–100A. Make - L&T/ BCH/ C&S

Single phase preventer system of supply 415 Volt 50 Hz. Make - Minilec/ L&T/ BCH/ C&S

Three phase monitoring relay, Digital type, or line voltage reversible- Phase- sequence, phase failure, under voltage/ over voltage feature, 3x160 volts to 440 volts AC, 50 Hzs all as specified & directed. Make: Seimens model No-3UG 4615-1CR20 or equivalent in schneider/ ABB

Start/ Stop switch. Make - L&T/ BCH/ C&S

Power contactors as per existing make. Make : L&T (MNX series)/ BCH (MCE15MO Series-A1)/ C&S/ Havells

Star-delta Electronic timers. Make - L&T BCH/ C&S

Overload relay range of 9-125A. Make - L&T/ BCH/ C&S

Copper thimble 6Sqmm

Copper thimble 10/16Sqmm

Copper thimble 25Sqmm

Copper thimble 50/70Sqmm

Attending complaint of repair of chemical dozing pump, detection of fault and rectification of the defects at site and comprising of replacement of spare parts kit, pipe, foot valve, Injector nozzle, NRV, filter etc. complete all as specified and directed.

Chemical and Biological testing of water samples from approved laboratories to ensure potability of water as per IS complete all as specified and as directed Note: Container for sample shall be provided by the contractor and the cost of the same shall be included in the quoted rate.

S&F in replacement of Agitator for mixing of hypo-chlorite powder granules, stainless steel mixing rod, 1 phase electric driven motor of capacity 0.5 HP, stand for fixing of Agitator system on chemical dozing tank complete with electrical connections complete all as specified and directed. Make: Minimax, L&T, New India

S&F plunger type dosing pump 230 V AC 50HZ capacity upto 10LPH @10kg/cm2 pressure pump head PP with Glass filled , Teflon Diaphragm. With suction and Discharge tubing 3mtrs along with PVC Injector with NRV complete all as specified and directed Make:- Minimax, new india or equivalent as approved by GE.

S&F preparation tank FRP 100/150 ltrs or nearest size, conical type comprising agitator 0.25HP three phase motor 990RPM with SS sweep blade complete all as specified and directed. Make:- Sathya Sai Model No:- SSAPS/CDSET/10 DT or Jesco Toschon or equivalent as approved by GE

M&L complete fixing in repairs for DG set accoustic enclosure door Hinges, locks with keys -02 sets including carring out necessary repairs/modifications complete all as specified and directed

S&F FASD three phase submersible pump smart controller FASD comprises of power contactor, over load relay, single phase preventor, AV meter, three phase indicator lamp etc. complete with copper wiring housed in enclosure for capacity 50HP including proper fixing arrangement, copper cable thimble etc and including taking out old unserviceable starter and all as specified and directed Make: L&T model No MU-G50S/ siemens/ ABB

S&F FASD three phase submersible pump smart controller FASD comprises of power contactor, over load relay, single phase preventor, AV meter, three phase indicator lamp etc. complete with copper wiring housed in enclosure for capacity 30HP including proper fixing arrangement, copper cable thimble etc and including taking out old unserviceable starter and all as specified and directed Make: L&T model No MU-G30S/ siemens/ ABB

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