CA NO. GE AF NO.1/GUR-33/2024-25 REPAIR / MAINTENANCE OF WATER SUPPLY NETWORK SYSTEM OF DOMESTIC AND TECH AREA MAINT OF SUBMERSIBLE PUMP AND BOOSTER PUMP AND OTHER ALLIED MAINTENANCE WORKS AT AF STN PALAM UNDER GE (AF) GURGAON NO.1.

Amount

Disconnecting / taking down carefully existing unserviceable LT panel board / feeder pillar box any type and capacity including all control switches, fitting and fixtures from different location including disconnection of existing electric incomming and outgoing cable and dismantling of PCC platform and make good with existing surface complete all as directed by the Engr-in-Charge.

Supply, install commissioning and testing cubical out door feeder LT panel board of size not less than 1200x1200x450mm, platform mounted, factory made totally enclosed dust and vermin proof (protection class IP-54, CPRI Approved) double shutter front and back opening with locking arrangement complete supported on angle iron 50 mm x 50 mm x 6 mm thick frame work and 3.15 mm thick CRCA sheet duly painted with powder coated paint to all steel surfaces over outside and inside complete including necessary PCC foundation and necessary electrical connection of incomming and outgoing cable with necessary lugs complete all as specified and directed. The panel board shall be suitable for 415 volt, 50 Hz, 3 phase, 4 wire system with epoxy type copper bus bar of appropriate size and internal control wiring shall be of insulated multi stranded copper conductor cables :-

OUT GOING :- (a) MCCB triple pole 32 Amps, 36 KA at 415 Volts, adjustable thermal and magnetic setting- 02 Nos . (b) Isolator DP 32 Amps, 10 ka-01 ( security lighting ) (c) Fully automatic star delta starter panel mounted of cap 15 HP- (02 Nos) (d) Digital hour meter-02 Nos

Supply, install commissioning and testing cubical out door feeder LT panel board of size not less than 1200x1200x450mm, platform mounted, factory made totally enclosed dust and vermin proof (protection class IP-54, CPRI Approved) double shutter front and back opening with locking arrangement complete supported on angle iron 50 mm x 50 mm x 6 mm thick frame work and 3.15 mm thick CRCA sheet duly painted with powder coated paint to all steel surfaces over outside and inside complete including necessary PCC foundation and necessary electrical connection of incomming and outgoing cable with necessary lugs complete all as specified and directed. The panel board shall be suitable for 415 volt, 50 Hz, 3 phase, 4 wire system with epoxy type copper bus bar of appropriate size and internal control wiring shall be of insulated multi stranded copper conductor cables :-

OUT GOING : - (a) MCCB triple pole 63 Amps, 18 KA at 415 Volts, adjustable thermal and magnetic setting- 02 Nos . (b) Isolator DP 32 Amps, 10 ka-01 ( security lighting ) (c) Fully automatic star delta starter panel mounted of cap 25/30 HP- (02 Nos) (d) Digital hour meter-02 Nos

Supply, install commissioning and testing cubical out door feeder LT panel board of size not less than 1200x1200x450mm, platform mounted, factory made totally enclosed dust and vermin proof (protection class IP-54, CPRI Approved) double shutter front and back opening with locking arrangement complete supported on angle iron 50 mm x 50 mm x 6 mm thick frame work and 3.15 mm thick CRCA sheet duly painted with powder coated paint to all steel surfaces over outside and inside complete including necessary PCC foundation and necessary electrical connection of incomming and outgoing cable with necessary lugs complete all as specified and directed. The panel board shall be suitable for 415 volt, 50 Hz, 3 phase, 4 wire system with epoxy type copper bus bar of appropriate size and internal control wiring shall be of insulated multi stranded copper conductor cables :-

OUT GOING :- (a) MCCB triple pole 100 Amps, 36 KA at 415 Volts, adjustable thermal and magnetic setting- 02 Nos . (b) Isolator DP 32 Amps, 10 ka-01 ( security lighting ) (c) Fully automatic star delta starter panel mounted of cap 50 HP- (02 Nos) (d) Digital hour meter-02 Nos

Supply and fix in repair thermal over Load relay MN2 type MN suitable for MNX contactor for 3 phase 415 volts AC supply of range 24-40 Amps capacity. including necessary electrical connection complete all as specified and directed. Make- L&T Cat Part No SS9414500F0 or equivalent out of make specified in list of makes.

Supply and fix in repair thermal over Load relay MN5 type MN suitable for MNX contactor for 3 phase 415 volts AC supply of range 24-40 Amps capacity including necessary electrical connection complete all as specified and directed. . Make- L&T Cat Part No SS9413700K0 or equivalent out of make specified in list of make.

Supply and fix in repair front mounting Add-on-aux contact block MNX/MCX front Add-on aux contact bloxk MNX-0-80/MCX01-23, 1 No+1NC suitable for 240 volts AC supply including necessary electrical connection complete all as specified and directed. Make-L&T Cat Part No CS94118 or equivalent out of make specified in list of make.

Suppy and fix in repair Electronic Timer suitable for 240/360/415 V, 50HZ, for 3-30 Sec time setting including necessary connection complete all as specified and directed.

Supply and fix in repair contactor MNX40 suitable for 3 phase, 415 volts AC supply of capacity 40A of ncluding necessary electrical connection complete all as specified and directed. LT cat Part No CS94190 / Havell's / C&S / Legrand.

Supply and fix in repair contactor MNX80 suitable for 3 phase, 415 volts AC supply of capacity 80A of ncluding necessary electrical connection complete all as specified and directed. LT cat Part No CS97077 or equivallent of Havell's / C&S / Legrand .

Excavation in trenches n. exc 1.5 metre wide for taking out/ laying pipe line etc. and not exceeding 1.5 metre deep and getting out in soft/ loose soil complete all as specified & directed by Engineer-in-charge.

Returning, filling in including spreading, levelling, watering and well ramming in layers not exceeding 25cm thick complete all as specified & directed by Engineer-in-charge.

Removal of excavated surplus spoil to a distance n.exc 50 metre and depositing where directed at level not exceeding 1.5 metre above the starting point complete all as specified & directed by Engineer-in-charge.

Taking down cast iron water mains including burning out joints and recovering lead size of bore 150mm complete all as specified & directed by Engineer-in-charge.

Taking down cast iron water mains including burning out joints and recovering lead size of bore 100mm complete all as specified & directed by Engineer-in-charge.

Taking down cast iron water mains including burning out joints and recovering lead size of bore 80mm complete all as specified & directed by Engineer-in-charge.

Supplying, and laying and testing in trenches, jointing/ connecting and testing 150mm bore ductile iron pipe class 'k-7' with spigot and socketed ends, centrifugally cast suitable joint complete, all as specified and directed by Engineer-in-Charge.

Supplying, and laying and testing in trenches, jointing/ connecting and testing 100mm bore ductile iron pipe class 'k-7' with spigot and socketed ends, centrifugally cast suitable joint complete, all as specified and directed by Engineer-in-Charge.

Supplying, and laying and testing in trenches, jointing/ connecting and testing 80mm bore ductile iron pipe class 'k-7' with spigot and socketed ends, centrifugally cast suitable joint complete, all as specified and directed by Engineer-in-Charge.

Supply, laying, jointing & testing in replacement in trenches cast iron pipes with spigot and socketed ends centrifugally cast (spun cast) class LA suitable for tyton joints complete all as specified and directed by Engineer-in-Charge for the following size:- Note:- Earth work, Joints and CI specials/ fittings of the pipes shall be measured and paid for separately under appropriate item.

150mm bore.

100mm bore.

80 mm bore

Refixing and laying cast iron pipes with spigot ends size of 150mm after cleaning and laying in existing trenches etc complete, all as specified and directed by Engineer-in-Charge.

Refixing and laying cast iron pipes with spigot ends size of 100mm after cleaning and laying in existing trenches etc complete, all as specified and directed by Engineer-in-Charge.

Refixing and laying cast iron pipes with spigot ends size of 80mm after cleaning and laying in existing trenches etc complete, all as specified and directed by Engineer-in-Charge.Note for item No. 7 to 12:- Excavation & earth work shall be measured and paid for separately under appropriate item of this Schedule).

Taking out existing GI tubing 80mm with all fittings complete all as specified & directed by Engineer-in-charge.

Taking out existing GI tubing 50mm bore with all fittings complete all as specified & directed by Engineer-in-charge.

Taking out existing GI tubing 40mm bore with all fittings complete all as specified & directed by Engineer-in-charge.

Taking out existing GI tubing 25mm/32nn bore with all fittings complete all as specified & directed by Engineer-in-charge.

Taking out existing GI tubing 20mm bore with all fittings complete all as specified & directed by Engineer-in-charge.

Taking out existing GI tubing 15 mm bore with all fittings complete all as specified & directed by Engineer-in-charge.

Supply & fixing galvanised iron tubes of size 80mm bore (medium grade) with all fittings and laid in trenches, under floor or road including fittings such as socket, bend, elbow, union etc. complete all as specified & directed by Engineer-in-charge.

Supply & fixing galvanised iron tubes of size 50mm bore (medium grade) with all fittings and laid in trenches, under floor or road including fittings such as socket, bend, elbow, union etc. complete all as specified & directed by Engineer-in-charge.

Supply & fixing galvanised iron tubes of size 40mm bore (medium grade) with all fittings and laid in trenches, under floor or road including fittings such as socket, bend, elbow, union etc. complete all as specified & directed by Engineer-in-charge.

Supply & fixing galvanised iron tubes of size 32mm bore (medium grade) with all fittings and laid in trenches, under floor or road including fittings such as socket, bend, elbow, union etc. complete all as specified & directed by Engineer-in-charge.

Supply & fixing galvanised iron tubes of size 25mm bore (medium grade) with all fittings and laid in trenches, under floor or road including fittings such as socket, bend, elbow, union etc. complete all as specified & directed by Engineer-in-charge.

Supply & fixing galvanised iron tubes of size 20mm bore (medium grade) with all fittings and laid in trenches, under floor or road including fittings such as socket, bend, elbow, union etc. complete all as specified & directed by Engineer-in-charge.

Supply, laying, jointing and testing in replacement in walls and ceilings or laid in floors , galvanized iron water tubing medium grade of size 25 mm bore including provision of all necessary ISI marked GI fittings / accessories complete all as specified and directed.

Supply, laying, jointing and testing in replacement in walls and ceilings or laid in floors , galvanized iron water tubing medium grade of size 20 mm bore including provision of all necessary ISI marked GI fittings / accessories complete all as specified and directed.

Supply, laying, jointing and testing in replacement in walls and ceilings or laid in floors , galvanized iron water tubing medium grade of size 15 mm bore including provision of all necessary ISI marked GI fittings / accessories complete all as specified and directed.

Refixing and laying 80mm bore in the same location after cleaning with de-scaling solution including cutting defective pipe and cutting, threading and repalcement of new fittings such as socket, bend, elbow, union etc. complete all as specified & directed by Engineer-in-charge.

Refixing and laying 50mm bore in the same location after cleaning with de-scaling solution including cutting defective pipe and cutting, threading and repalcement of new fittings such as socket, bend, elbow, union etc. complete all as specified & directed by Engineer-in-charge.

Refixing and laying 40mm bore in the same location after cleaning with de-scaling solution including cutting defective pipe and cutting, threading and repalcement of new fittings such as socket, bend, elbow, union etc. complete all as specified & directed by Engineer-in-charge.

Refixing and laying 25mm bore in the same location after cleaning with de-scaling solution including cutting defective pipe and cutting, threading and repalcement of new fittings such as socket, bend, elbow, union etc. complete all as specified & directed by Engineer-in-charge.

Refixing and laying 20mm bore in the same location after cleaning with de-scaling solution including cutting defective pipe and cutting, threading and repalcement of new fittings such as socket, bend, elbow, union etc. complete all as specified & directed by Engineer-in-charge. Note for item No. 19 to 30:- Excavation & earth work shall be measured and paid for separately under appropriate item of this Schedule).

Cutting cast iron pipes and reducing to required length before laying of size 150mm complete, all as specified and directed

Cutting cast iron pipes and reducing to required length before laying of size 100mm complete, all as specified and directed

Cutting cast iron pipes and reducing to required length before laying of size 80mm complete, all as specified and directed

Repairs to leakage run lead joint in position of size 150mm CI/DI pipes by burning out existing joints,recovering lead, cleaning internal surfaces of socket and providing new joints with using recovered lead and additional new lead, making joint leak proof.(Excavation of Earth work shall be measured and paid seperately)

All as per item No 47 above but Size of CI/DI pipe 100mm -- ditto --

All as per item No 47 above but Size of CI/DI pipe 80mm -- ditto --

Repairs to leakage run rubber gasket joint for 150mm bore flanged pipes and fittings including necessary fittings such as bolts, nuts, washers, white lead or mineral oil complete all as specified and directed by Engineer-in-charge.

All as per item No 50 above but Size of GI/CI pipe 100mm -- ditto --

All as per item No 50 above but Size of GI/CI pipe 80mm -- ditto --

M & L for MS plate /sheet plain or chequered, 3.00 mm thick cut to pieces as required and fixed to MS frame work by means of Electric arc/gas welding all as directed and specified.

Supply & fixing cast iron fitting upto 150mm bore 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 collar, caps and plugs etc. suitable for spigot and socketed pipes including taking out the defective one form the trenches or ground all as specified and directed by Engineer-in-charge.

Supply and fixing in repair cast iron sluice valve suitable for 150mm bore pipe with flanged ends drilled ISI marked class PN-1.6 conforming to IS- 14846 with stainless steel spindle, CI gate with brass nut, bolt, washer and rubber packing for connecting pieces etc complete all as specified and directed by Engineer-in-charge.

Supply and fixing in repair cast iron sluice valve suitable for 100mm bore pipe with flanged ends drilled ISI marked class PN-1.6 conforming to IS- 14846 with stainless steel spindle, CI gate with brass nut, bolt, washer and rubber packing for connecting pieces etc complete all as specified and directed by Engineer-in-charge.

Supply and fixing in repair cast iron sluice valve suitable for 80mm bore pipe with flanged ends drilled ISI marked class PN-1.6 conforming to IS- 14846 with stainless steel spindle spindle, CI gate with brass nut, bolt, washer and rubber packing for connecting pieces etc complete all as specified and directed by Engineer-in-charge.

Supply and fixing in repair cast iron non return valve with GM sheet and flap of size 150mm bore flanged ISI marked including bolts nuts, washer and rubber gasket etc complete all as specified and directed by Engineer-in-charge.

Supply and fixing in repair cast iron non return valve with GM sheet and flap of size 100mm bore flanged ISI marked including bolts nuts, washer and rubber gasket etc complete all as specified and directed by Engineer-in-charge.

Supply and fixing in repair cast iron non return valve with GM sheet and flap of size 80mm bore flanged ISI marked including bolts nuts, washer and rubber gasket etc complete all as specified and directed by Engineer-in-charge.

Supply and fixing in repair cast iron foot valve strainer for suction suitable for 150 mm bore pipe with flanged ends drilled ISI marked class PN-1.6 conforming to IS- 14846 with stainless steel with brass nut, bolt, washer and rubber packing for connecting pieces etc complete all as specified and directed by Engineer-in-charge.

Supply and fixing in repair cast iron foot valve strainer for suction suitable for 100 mm bore pipe with flanged ends drilled ISI marked class PN-1.6 conforming to IS- 14846 with stainless steel with brass nut, bolt, washer and rubber packing for connecting pieces etc complete all as specified and directed by Engineer-in-charge.

Supply & fixing in replacement stop valve, cast copper alloy, screwed down, high pressure, with clutch or butterfly handle, screwed both ends for iron pipe valve 20mm bore for GI pipes complete, all as specified & directed by Engineer-in-charge.

Supply & fixing in replacement stop valve, cast copper alloy, screwed down, high pressure, with clutch or butterfly handle, screwed both ends for iron pipe valve 15 mm bore for GI pipes complete, all as specified & directed by Engineer-in-charge.

Supply & fixing in replacement gun metal globe or gate valve 20mm bore with iron wheel head screwed both ends for iron pipes complete, all as specified & directed by Engineer-in-charge.

Supply & fixing in replacement gun metal globe or gate valve 25mm bore with iron wheel head screwed both ends for iron pipes complete, all as specified & directed by Engineer-in-charge.

Supply & fixing in replacement gun metal globe or gate valve 40mm bore with iron wheel head screwed both ends for iron pipes complete, all as specified & directed by Engineer-in-charge.

Supply & fixing in replacement gun metal globe or gate valve 50mm bore with iron wheel head screwed both ends for iron pipes complete, all as specified & directed by Engineer-in-charge.

M&L masonary valve pit of size 1.2x1.2x1.1 m (internal size) PCC 1:4:8 type D2 using 40mm graded stone aggregate for foundation, brick wall with sub class `B’ bricks built in CM 1:6 PCC 1:2:4 type B1 using 20mm graded stone aggregate for coping rendering in CM 1:4 15mm thick including provision of MS sheet cover 2mm thick fixed to MS angle frame made out of 50x50x6mm and 40x40x5mm thick with 2 coats of synthetic enamel paint over one coat of red oxide primer to steel surfaces and locking arrangements including dismantling old one with necessary excavation and earth work in any type of soil complete, all as specified and directed by Engineer-in-Charge.

M&L masonary valve pit of size 0.9x0.9x.86 (internal size) PCC 1:4:8 type D2 using 40mm graded stone aggregate for foundation, brick wall with sub class `B’ bricks built in CM 1:6 PCC 1:2:4 type B1 using 20mm graded stone aggregate for coping rendering in CM 1:4 15mm thick including provision of MS sheet cover 2mm thick fixed to MS angle frame made out of 50x50x6mm and 40x40x5mm thick with 2 coats of synthetic enamel paint over one coat of red oxide primer to steel surfaces and locking arrangements including dismantling old one with necessary excavation and earth work in any type of soil complete, all as specified and directed by Engineer-in-Charge.

Cleaning, grass cutting and removing of dust, raw materials of sourrounding area of installation/ overhead tank,panels complete all as specified and directed.

Cutting cast MS pipes of size 150mm bore complete including inserting MS flange of 10mm thick with suitable size inclding necessary welding works , ruber gasket, nut, bots and washer complete all as specified and directed

M&L for PCC 1:3:6 type C-1 ( using 20 mm graded stone aggregates) for repairing of valve chamber foundation etc including filling in road cuts/ hard standing etc all as specified and as directed.

M&L for brick work in cement mortar 1:4 using sub class 'B' brick straight or curved on plain not exceeding 6M mean radius comlete all as specified.

M&L for 15mm thick cement plaster in CM 1:4 on brick/concrete surface etc finished even and smooth without using extra cement complete all as specified and directed.

Boring of holes under road, pavement, hard standing by trenchless technology using ultra sound technique and necessary machine including laying of GI pipe of 50/80 mm dia (Note : GI pipe will be measured and paid seperately)

M&L for cutting the existing bitumen us road/payment/footpath upto 0.75 mtr in depth, 0.45 mtr in width and getting out excavated material and making good the damaged portion after laying the pipe, returning filling in mass concrete PCC 1:2:4 type B2 upto top of the road all as directed by Engr-in-Charge. Note :-(i) M&L for laying of pipe shall be measured and paid separately.

Dismantling flanged pipe joint in position, including removing old rubber or fibre board gasket, bolts nuts etc complete all as directed for following sizes:-

150mm bore.

100mm bore.

M&L for rubber gasket joints in flanged end cast iron pipes and fittings complete with and including minimum 3mm thick rubber/fibre gasket and necessary nuts/bolts/washers complete all as specified and directed for following sizes:-

150mm bore.

100mm bore.

M&L for two coat painting to exposed CI/GI water pipe lines of header/suction /delivery of borewells/booster pumps any type any make and any size including sluice valves,fittings and non return valves at water supply installations as per specified colour code after cleaning and scraping out old paint including writting /marking complete all as specified and directed .

Supply and fix in replacement of water meter of analog type in 150mm CI pipeline line complete all as specified and directed .

Supply and fix in repairs of industrial maintenance free battery of 12V, 180AH capacity complete all as specified and directed .

Supply and fix in repairs of industrial maintenance free battery of 12V ,150AH capacity complete all as specified and directed .

Supply and fix in repairs of Industrial Battery charger of 12,24 Volt,120,180 Ah capacity batteries complete all as specified and directed .

Supply and fix in repairs gland packing with Graphite Gland Rope of size 6mm complete all as specified and directed .

Supply and fix in repairs gland packing with Graphite Gland Rope of size 8mm complete all as specified and directed .

Supply and fix in repairs gland packing with Graphite Gland Rope of size 10mm complete all as specified and directed .

M&L disconnecting water & electric connections and taking out existing chlorination pumping set, transporting & servicing of the pump and motor at manufacturer's authorised workshop, bringing back the pumping set at original location, reconnecting and testing the same complete all as specified and directed by EIC . Supply and replacement of defective parts required to be replaced shall be measured and paid separately under appropriate item of this schedule.

Supply and replacement of following parts of chlorination pumping set pump and motor of capacity 180 watts :-

(a) Suction valve assembly

(b) Injector valve assembly

(c) Dosing head assembly

(d) FRP container of capacity 150 ltr

(e) Ram assembly Injector valve assembly

(f) Double ball valve

Supply and pouring calcium based, high strength chlorination chemical for water disinfectant in granular form in factory sealed HDPE container (45/50 Kg each ) , chlorine concentration leve 70% and delivered at various water installation underAGE E/M (AF) Palam complete all as specified and as directed.

Supply and fix in repairs MS pipe fitting as bends, tees, collar, branch pieces, cap & plug etc, both ends flange welded complete with replacement of nuts and bolts all as specified and directed by Engineer-in-Charge

Supply and fixing in replacement of MS ERW pipe C class of 300 mm dia including jointing and testing as per manufacturer's instructions complete all as specified and as directed.

Supply and fixing in replacement of MS ERW pipe C class of 150 mm dia including jointing and testing as per manufacturer's instructions complete all as specified and as directed.

Supply and fixing in replacement of MS ERW pipe C class of 100 mm dia including jointing and testing as per manufacturer's instructions complete all as specified and as directed.

Taking out centrifugal pump set, from squirrel cage induction motor capacity upto 25 HP , AC, 3 phase, 415 volts from site after disconnecting of suction and delivery line, taking out to work shop, dismantling pump set for overhauling, replacing u/s shaft sleeve, gland packing, bush, water seal, applying grease etc reassembling the pump set and refixing back at site on the base plate and conneting existing pipe line with nuts, bolts and new gasket, connecting the existing cable etc. checking the pump set for satisfactory working all as directed by EIC including dismantling from foundation with the help of special tools, opening the pump comletely including disconnection of pump from suction pipe and motor and remetaling/grinding/polishing pump shaft, replacement of all defective parts if any (except bearings, impeller, bush & shaft) of existing size, gasket packing etc, complete overhauling and re-assembling, testing and commissioning complete all as specified and directed. Note : repairing shall be done with gurantee during the contract period and any defects after rewinding and servicing of motor shall be rectified by the contractor at his own cost.

Taking out centrifugal pump set, from squirrel cage induction motor capacity 50 HP , AC, 3 phase, 415 volts from site after disconnecting of suction and delivery line, taking out to work shop, dismantling pump set for overhauling, replacing u/s shaft sleeve, gland packing, bush, water seal, applying grease etc reassembling the pump set and refixing back at site on the base plate and conneting existing pipe line with nuts, bolts and new gasket, connecting the existing cable etc. checking the pump set for satisfactory working all as directed by EIC including dismantling from foundation with the help of special tools, opening the pump comletely including disconnection of pump from suction pipe and motor and remetaling/grinding/polishing pump shaft, replacement of all defective parts if any (except bearings, impeller, bush & shaft) of existing size, gasket packing etc, complete overhauling and re-assembling, testing and commissioning complete all as specified and directed. Note : repairing shall be done with gurantee during the contract period and any defects after rewinding and servicing of motor shall be rectified by the contractor at his own cost.

Supply & Fix in replacement of bearing for centrifugal pump sets of any size complete as per matching to existing. Make: SKF/NBC/TATA

Supply & Fix in replacement of bearing for squirrel cage induction motor upto 50 HP of any size complete as per matching to existing complete all as specified and directed .. Make: SKF/NBC/TATA

Supply & Fix in replacement of shaft for centrifugal pump set of capacity 50 HP of any size complete as per matching to existing complete all as specified and directed .

Supply & Fix in replacement of shaft for centrifugal pump set of capacity 25 HP of any size complete as per matching to existing complete all as specified and directed .

Supply & Fix in replacement of long & short bush for centrifugal pump set of capacity 50 HP of any size complete as per matching to existing.

Supply & Fix in replacement of long & short bush for centrifugal pump set of capacity 25 HP of any size complete as per matching to existing.

Supply & Fix in replacement of impeller for centrifugal pump set of capacity 50 HP of any size complete as per matching to existing.

Supply & Fix in replacement of impeller for centrifugal pump set of capacity 25 HP of any size complete as per matching to existing.

Supply and fi in repair casing of centrifugal pump set of capcity 50 HP of size as per sample and any size complete as per matching to existing

Dismantling monoblock pump set centrifugal type 5 HP, AC, 3 phase, 415 volts from site after disconnecting of electric connection, suction and delivery line, taking out to work shop, opening of motor, taking out old worn-out / burnt-out winding complete, cleaning the slots properly and rewinding with supper enamelled copper wire as per existing gauge and varnishing complete, dismantling pump set for overhauling, replacing u/s shaft sleeve, gland packing, bush, water seal, applying grease etc and reassembling the complete pump after repairs and replacement of parts as required, refixing the same at site incl. electric and piping connections cpte, checking for satisfatory working all as directed by EIC. Note : rewinding shall be done with gurantee during the contract period and any defects after rewinding and servicing of motor shall be rectified by the contractor at his own cost.

Dismantling / taking down of electric motor 25 HP, AC, 3 phase, 415 volts from site after disconnecting from pump & electric connection for rewinding, taking out to work shop, opening of motor, taking out old worn-out / burnt-out winding complete, cleaning the slots properly and rewinding with supper enamelled copper wire as per existing gauge and varnishing complete, and reassembling after repairs and replacement of parts as required, refixing the same at site incl. electric connections , checking for satisfatory working all as directed by EIC. Note : rewinding shall be done with gurantee during the contract period and any defects after rewinding and servicing of motor shall be rectified by the contractor at his own cost.

Dismantling / taking down of electric motor 50 HP, AC, 3 phase, 415 volts from site after disconnecting from pump & electric connection for rewinding, taking out to work shop, opening of motor, taking out old worn-out / burnt-out winding complete, cleaning the slots properly and rewinding with supper enamelled copper wire as per existing gauge and varnishing complete, and reassembling after repairs and replacement of parts as required, refixing the same at site incl. electric connections , checking for satisfatory working all as directed by EIC. Note : rewinding shall be done with gurantee during the contract period and any defects after rewinding and servicing of motor shall be rectified by the contractor at his own cost.

Supply and Fix ball bearing for pumps and motors of following Nos:-Make:- SKF, NBC

(b) Bearing No 6307.

(d) Bearing No 6310.

Labour only for taking out submersible pump/motor from existing location by disconnecting electric connection of submersible cable from outdoor panel,and taking out submersible pump/motor by using Tripod stand & chain pulley set complete all as directed alongwith taking out of entire column pipe length of any dia alongwith submersible cable, SWR rope from bore well upto a depth of 90mtr complete and redeploying of pump/motor alongwith column pipe,SWR rope, submersible cable etc by taking all necessary precautions including replacement of nuts,bolts and washers complete with rubber gasket of column pipe joints , joining of column pipes and rendering the entire setup functional after reconnecting to outdoor panel and testing thereof including lowering the submersible pump after repair with adopting the above procedure .

Note:- 1. The taking up and redeployment of pump/motor is meant for enhancement of bore wells, replacement of submersible cable,replacement of column pipe,or repair/replacement to pump/motor and all as jobs as mentioned will be measured and paid seperately in respective items. 2. Proper care should be taken while taking up or redeploying of pump/motor with colum pipe from bore wells. All T&P and clamps, nuts/bolts required is inclusive of rates and any damage to borewell while execution of work shall be the responsibility of contractor and he shall be liable for rectification or provision of new bore well if existing one gets damaged due to negligence while execution of job.

M&L for Re-development of borewells by means of air compressor of capacity (not less than 600 cu.feet/minute) followed by high capacity pump to its optimum yield till clear water of portable quality free from sand and silt is obtained including draw down performance and yield test of tube well complete all as specified and directed by Engineer-in-charge. (Note-compressor shall not be less than 75 BHP or above capacity pumping set equipment for testing yield shall be used)

M&L for Testing (Conducting yield test with" V" notch) by means of pumping set of suitable capacity for continously pumping for 16 hours running to determine safe pumping yield complete all as specified (All equipments,fuel etc shall be arranged by contractor at his own cost)

Supply, fixing and testing of submersible electric driven pump only with outer dia of pump not exceeding 150 mm having discharge capacity 5 lps at 90 Meter head (operating head range -113-74 mtr) complete all as specified and directed by Engr-in-charge. (Taking out and lowering of pump motor set will be measured and paid separately).

Supply, fixing, connecting electric connections and testing submersible motor only capacity 10 HP 3 phase 415 volts, 50 HZ with outer dia of pump set not exceeding 150 mm suitable to be coupled with pump as mentioned in item no. 18 hereinbefore complete all specified and directed.

M&L for complete rewinding of electric submersibe motor with super enameled copper wire of superior quality as per existing gauge including vanishing, insulating material complete all as directed and greasing, oiling etc and including reassembling fixing in position making connection testing, commissioning & transporting complete. Note :- rewinding shall be done with gurantee during the contract period. Any defects after rewinding shall be rectified by the contractor at his own expanses.

M & L for carrying out following repairing works to submersible motor 3 phase , 415 volts 50 Hz of 10/12.5 HP capacity. (a) Stripping of motor complete, taking out warn-out / burnout winding wire complete and rewinding the motor with PVC insulated copper winding wire of appropriate gauge as per manufactures specifications and direction and replacement of following parts and reassembling the complete motor after repairs and replacement of following parts (Note : rewinding of submersible motor will be mesaured and paid seperately). (i) Thrust plate - 01 No. (ii) Gun metal bush set with brazing the motor and coupling-01set, (iii) Rubber water seal as per manufactures specification- 01 No (iv) Replacement of submersible copper cable - 2 x 5 RM (b) Reassembling of motor including commissioning complete submersible motor at site.

M & L for carrying out following repairing works to submersible pump set with motor 3 phase , 415 volts 50 Hz of 12.5/15 HP capacity.E53 )Disconnection of pump from motor for repair including replacement of following warn out parts and reassembling complete after repair and replacement of following u/s parts :- (i) Bronze impellers - 07 Nos (ii) Gun metal impellers- 07 Nos (iii) Gun Metal Guide bush - 07 Nos (iv) Gun Metal Diffuser -07 Nos (v) Gun Metal Neck-ring -07 Nos (vi)Gun Metal Coupling bush with MS key - 01 set. (vii) Strainer - 01 Nos (viii)Sand protection ring - 01 No

Supply, lay , connecting PVC insulated submersible copper cable 3 core, 4 mm², woking voltage 1100 volts complete all as specified and directed .

Supply and fix in repairs coloum pipe in tubewells, 50mm borex 6 Mtr long galvanized tubing Heavy grade with both ends screwed and fixed with flanges and holed drilled, groves cut for cables flanges 10mm thick, welded to pipe MS flats 20mm x 6mm thick 150mm long to flange and pipe (3 Nos) in each flanged side, replacements of nut bolts and 2 Nos of rubber gaskets. Each coloum pipe 6 mtrs long and ISI marked etc all complete all as specified and directed by Engineer-in-Charge

Supply and fix in repairs GI pipe in existing pipelines, 150mm bore x 6 mtr long galvanized tubing Heavy grade, ISI marked with both ends screwed and fixed with flanges and holed drilled, replacements of nut bolts and 2 Nos of rubber gaskets. etc all complete all as specified and directed by Engineer-in-Charge

M & L for disconnecting pipelines(delivery, suction,priming, etc.) , electrical connections, accessories/removing the centrifugal pump(motor)set upto 50 hp with proper tools and material including "C"channel from the foundation, keeping aside. Breaking the existing PCC foundation. Contructing new PCC (type C1,1:3:6) foundation of size not less than 2mx.7mx.45 to existing (width and length)diamensions including fixing of new "C' channel of suitable size not less than 85 kg with proper nuts and bolts complete, depth of PCC minimum 45 cms, re-installing and recommissioning the pump(motor)set including refixing of electrical parts as directed and specified by EIC, replacement of rubber coupling (star bush) between coupling, replacement of gaskets/packings at delivery, suction lines, fixing of new antivibration pads (make-dunlop)- 06 nos below channel frame with suitable size fasteners/bolts, nuts,washers, resetting of suction and delivery pipeline as per pump's suction and delivery position. Replacement of bolts, nuts,washers between channel frame and pump. Re-aligning the axis of pump & motor as specified and recommended by pump manufacturer to avoid any parallel or angular misalignment. Reconnecting all electrical connectons, checking the pump set for satisfactory working all as directed by Engr-in-Charge.

S & F Machine pressed precast concrete interlocking paver block any shape and size confirming to IS 15658- 2006 of 80 mm thickness, M-35 grade, with grey cement and no pigment complete all as specified and directed .

Supply and fix in repairs 4 Inch size 50mm bore GI Nipple medium grade ISI marked complete all as specified and directed .

Supply and fix in repairs 4 Inch size 40mm bore GI Nipple medium grade ISI marked complete all as specified and directed .

Supply and fix in repairs 4 Inch size 25mm bore GI Nipple medium grade ISI marked complete all as specified and directed .

Supply and fix in repairs 4 Inch size 20mm bore GI Nipple medium grade ISI marked complete all as specified and directed .

Supply and fix in repairs 8 Inch 50mm bore GI Nipple medium grade ISI marked complete all as specified and directed .

Supply and fix in repairs 8 Inch 40mm bore GI Nipple medium grade ISI marked complete all as specified and directed .

Supply and fix in repairs 8 Inch 25mm bore GI Nipple medium grade ISI marked complete all as specified and directed .

Supply and fix in repairs 8 Inch 20mm bore GI Nipple medium grade ISI marked complete all as specified and directed .

Supply and fix in repairs 80mm bore GI elbow medium grade ISI marked complete all as specified and directed .

Supply and fix in repairs 50mm bore GI elbow medium grade ISI marked complete all as specified and directed .

Supply and fix in repairs 40mm bore GI elbow medium grade ISI marked complete all as specified and directed .

Supply and fix in repairs 25mm bore GI elbow medium grade ISI marked complete all as specified and directed .

Supply and fix in repairs 20mm bore GI elbow medium grade ISI marked complete all as specified and directed .

Supply and fix in repairs 40 mm bore socket medium grade ISI marked complete all as specified and directed .

Supply and fix in repairs 25 mm bore socket medium grade ISI marked complete all as specified and directed .

Supply and fix in repairs 20 mm bore socket medium grade ISI marked complete all as specified and directed .

Supply and fix in repairs 15 mm bore socket medium grade ISI marked complete all as specified and directed .

Supply and fix in repairs 50mm bore union medium grade ISI marked complete all as specified and directed .

Supply and fix in repairs 40mm bore union medium grade ISI marked v

Supply and fix in repairs 25mm bore union medium grade ISI marked complete all as specified and directed .

Supply and fix in repairs 20mm bore union medium grade ISI marked complete all as specified and directed .

Earthing complete with galvanised steel earth plate electrode size 60 cm x 60 cm, 6.3 mm thick burried directly in ground vertically to a depth not less than 2.25 metres below ground level with top edge of earth plate at a depth not less than 1.5 metre below ground level, connected to galvanised iron or steel, earth strip 32 x 6 mm size by means of nuts, bolts check nuts and washers made of galvanised iron or steel, earth wire protected by galvanised iron pipe 15mm bore, medium grade and connected to main switch board or main control board as directed and including concrete pit in PCC 1:3:6 type C-1(using 20 mm graded stone aggregate), pre-cast RCC cover slab 30 cm x 30 cm x 10 cm with one lifting handle made of 8 mm dia MS bar funnel wire mesh, 20 mm bore galvanised iron or steel pipe medium grade for watering charcoal or coke and salt in alternate layers, necessary excavation and earth work in any type of soil complete all as shown in electrical Plate No 5 of MES Schedule Part- I and testing on completion . (Concrete pit shall be 20 cm to 30 cm away from main pit).

M&L in replacement of 10000 Ltr capacityTriple layer ISI marked PVC Tank including tank neeples of 40 to 50mm size and taking down existing unserviceable tank complete all as specified and as directed by Engineer-in-Charge.

M&L in replacement of 5000 Ltr capacityTriple layer ISI marked PVC Tank including tank neeples of 40 to 50mm size and taking down existing unserviceable tank complete all as specified and as directed by Engineer-in-Charge.

Fully automatic star delta starter panel mounted of cap 50 HP in sheet metal enclosure type MN/ML suitable for motor rating AC-3 duty, 415V, 50Hz, 3-Phase, relay capacity 30-50A complete all as specified and as directed by Engineer-in-Charge.

Fully automatic star delta starter panel mounted of cap 25/30 HP in sheet metal enclosure type MN/ML suitable for motor rating AC-3 duty, 415V, 50Hz, 3-Phase, relay capacity 14-23A complete all as specified and as directed by Engineer-in-Charge.

Fully automatic star delta starter panel mounted of cap 17.5 HP in sheet metal enclosure type MN/ML suitable for motor rating AC-3 duty, 415V, 50Hz, 3-Phase, relay capacity 9-15A complete all as specified and as directed by Engineer-in-Charge.

Notes:- (a) The amount of Rs. 2,,11,410/- against Schedule of Credit on Page No. 126 shall be deducted from the total amount quoted against Sch 'A' while deriving the Contract Sum for Acceptance. (b) Contractor shall maintain the contineuty of repair work by minimum one plumber with helper to maintain the serviceability of water supply in station and they will take the urgent nature of repair work to be required on priority out of scope considered in tender.

M/S Anand Enterprises (BID ID -3045639)

Sumit Enterprises (BID ID -3047204)

AMIT ENTERPRISES (BID ID -3055299)

BRIJ MOHAN LAL AND CO. (BID ID -3054735)

M/s Prakash Enterprises (BID ID -3047269)

J.P. Enterprises (BID ID -3047303)

Ridhi engineers and builders (BID ID -3047429)