REPAIR/REPLACEMENT OF CORRODED PIPE LINE IN DISTRIBUTION SYSTEM, REPAIR TO WATER SUPPLY AND ANTI FLOOD PUMP SET, LT PANEL AND CONNECTED ITEMS AND CERTAIN MISC WORKS AT AF STN UTARLAI

Amount

Material and labour for repairing/servicing the Electric induction motor and centrifugal pump coupled type by carefully disconnecting the connection cables and earthings, removing side covers, greasing wherever necessary, changing of defective minor parts and re-assembling, testing of capacity 50 to 75 HP to the satisfaction of Engr-in-Charge.

M & L for rewinding of submersible motor of capacity 1 HP 230 V capacity with super enamelled copper conductor of same guage weight and turns to achieve its full efficiency including tying the windings and connecting the coils and bringing the connections as that of exisitng complete including replacement of worn out/unserviceable bearings and water seal etc all as specified and directed by the Eng-in-Charge. Note: (i) The rate of transportation from site to workshop and back is deemed to be included in the rate quoted by contactor. (ii) The rent of T&P for handling the pump motor assembly during dismantling and refixing is deemed to be included in the rate quoted by contatcor.

M & L for rewinding of submersible motor of capacity 1.5 to 2 HP 230V capacity with super enamelled copper conductor of same guage weight and turns to achieve its full efficiency including tying the windings and connecting the coils and bringing the connections as that of exisitng complete including replacement of worn out/unserviceable bearings and water seal etc all as specified and directed by the Eng-in-Charge. Note: (i) The rate of transportation from site to workshop and back is deemed to be included in the rate quoted by contactor. (ii) The rent of T&P for handling the pump motor assembly during dismantling and refixing is deemed to be included in the rate quoted by contatcor.

M & L for rewinding of submersible motor of capacity 3 to 5 HP 415 V capacity with super enamelled copper conductor of same guage weight and turns to achieve its full efficiency including tying the windings and connecting the coils and bringing the connections as that of exisitng complete including replacement of worn out/unserviceable bearings and water seal etc all as specified and directed by the Eng-in-Charge.Note: (i) The rate of transportation from site to workshop and back is deemed to be included in the rate quoted by contactor. (ii) The rent of T&P for handling the pump motor assembly during dismantling and refixing is deemed to be included in the rate quoted by contatcor.

M & L for rewinding of submersible motor of capacity 7.5 HP 415 V capacity with super enamelled copper conductor of same guage weight and turns to achieve its full efficiency including tying the windings and connecting the coils and bringing the connections as that of exisitng complete including replacement of worn out/unserviceable bearings and water seal etc all as specified and directed by the Eng-in-Charge. Note: (i) The rate of transportation from site to workshop and back is deemed to be included in the rate quoted by contactor. (ii) The rent of T&P for handling the pump motor assembly during dismantling and refixing is deemed to be included in the rate quoted by contatcor.

M & L for rewinding of submersible motor of capacity 10 HP 415 Vcapacity with super enamelled copper conductor of same guage weight and turns to achieve its full efficiency including tying the windings and connecting the coils and bringing the connections as that of exisitng complete including replacement of worn out/unserviceable bearings and water seal etc all as specified and directed by the Eng-in-Charge. Note: (i) The rate of transportation from site to workshop and back is deemed to be included in the rate quoted by contactor. (ii) The rent of T&P for handling the pump motor assembly during dismantling and refixing is deemed to be included in the rate quoted by contatcor.

Supply calcium based high strength granular chlorination chemical a white off white free flowing granular material which is free of foreign materials decompising at 177 degree C soluble in water and alcohol not hygroscopic practically clear in water solution auration level. The material should not contain more than 5% to 10% moisture. Granular should be as mesh passing through 100BS 1.5% maximum iron as Fe 0.05% maximum Mn 40 PPM maximum Mol wt 142.98, Toxicity: Oral rate LD 50-850mg/Kg. Make : Approved by AHQ E-in-c's Branch New Delhi/Zonal Chief Engineer

Cutting green growth / vegetation growth for cleaning out the area by cutting up root, unwanted plants/bushes and removal the same to a distance not less than 50 mtr directed by Engineer-in-Charge.

Cleaning of Semi U/G sump of capacity 300000 Gln, dewatering the tank below the suction pipe with submersible pump with suitable arrangements, desilting and removing of left over water from bottom, cleaning tank surfaces by using bleaching powder approx 80 Kg and remove all foreign materials and clean with plain water and then after cleaning making white wash of the inner surface with the lime complete all as directed by the Engineer-in-Charge. Note:- (i) The job shall be completed within 8 hrs to avoid any interruption in distribution of water supply (ii) The date of cleaning and due date should be written legible on the surface of the tank/sump as per existing old colour and font size.

Cleaning of Semi U/G sump of capacity 200000 Gln, dewatering the tank below the suction pipe with submersible pump with suitable arrangements, desilting and removing of left over water from bottom, cleaning tank surfaces by using bleaching powder approx 60 Kg and remove all foreign materials and clean with plain water and then after cleaning making white wash of the inner surface with the lime complete all as directed by the Engineer-in-Charge. (i) The job shall be completed within 8 hrs to avoid any interruption in distribution of water supply (ii) The date of cleaning and due date should be written legible on the surface of the tank/sump as per existing old colour and font size.

Cleaning of U/G sump of capacity 150000 Gln, dewatering the tank below the suction pipe with submersible pump with suitable arrangements, desilting and removing of left over water from bottom, cleaning tank surfaces by using bleaching powder approx 50 Kg and remove all foreign materials and clean with plain water and then after cleaning making white wash of the inner surface with the lime complete all as directed by the Engineer-in-Charge. (i) The job shall be completed within 8 hrs to avoid any interruption in distribution of water supply (ii) The date of cleaning and due date should be written legible on the surface of the tank/sump as per existing old colour and font size.

Cleaning of U/G sump of capacity 75000 Gln, dewatering the tank below the suction pipe with submersible pump with suitable arrangements, desilting and removing of left over water from bottom, cleaning tank surfaces by using bleaching powder approx 30 Kg and remove all foreign materials and clean with plain water and then after cleaning making white wash of the inner surface with the lime complete all as directed by the Engineer-in-Charge. (i) The job shall be completed within 8 hrs to avoid any interruption in distribution of water supply (ii) The date of cleaning and due date should be written legible on the surface of the tank/sump as per existing old colour and font size.

Cleaning of U/G sump of capacity 50000 Gln, dewatering the tank below the suction pipe with submersible pump with suitable arrangements, desilting and removing of left over water from bottom, cleaning tank surfaces by using bleaching powder approx 25 Kg and remove all foreign materials and clean with plain water and then after cleaning making white wash of the inner surface with the lime complete all as directed by the Engineer-in-Charge. (i) The job shall be completed within 8 hrs to avoid any interruption in distribution of water supply (ii) The date of cleaning and due date should be written legible on the surface of the tank/sump as per existing old colour and font size.

Cleaning of U/G sump of capacity 30000 Gln, dewatering the tank below the suction pipe with submersible pump with suitable arrangements, desilting and removing of left over water from bottom, cleaning tank surfaces by using bleaching powder approx 25 Kg and remove all foreign materials and clean with plain water and then after cleaning making white wash of the inner surface with the lime complete all as directed by the Engineer-in-Charge. (i) The job shall be completed within 8 hrs to avoid any interruption in distribution of water supply (ii) The date of cleaning and due date should be written legible on the surface of the tank/sump as per existing old colour and font size.

Cleaning of U/G sump of capacity 3000 to 10000 Ltr, dewatering the tank below the suction pipe with submersible pump with suitable arrangements, desilting and removing of left over water from bottom, cleaning tank surfaces by using bleaching powder approx 20 Kg and remove all foreign materials and clean with plain water and then after cleaning making white wash of the inner surface and outer surface with the lime complete, all as directed by the Engineer-in-Charge. (i) The job shall be completed within 8 hrs to avoid any interruption in distribution of water supply (ii) The date of cleaning and due date should be written legible on the surface of the tank/sump as per existing old colour and font size.

Cleaning of OH tank of capacity 20000 Gln first with plain water and then with the bleaching powder minimum 50 Kg after cleaning making white wash of the inner surface with the lime complete all as directed by the Engineer-in-Charge.(i) The job shall be completed within 8 hrs to avoid any interruption in distribution of water supply (ii) The date of cleaning and due date should be written legible on the surface of the tank/sump as per existing old colour and font size.

Cleaning of OH tank of capacity 50000 Gln first with plain water and then with the bleaching powder minimum 50 Kg after cleaning making white wash of the inner surface with the lime complete all as directed by the Engineer-in-Charge.(i) The job shall be completed within 8 hrs to avoid any interruption in distribution of water supply (ii) The date of cleaning and due date should be written legible on the surface of the tank/sump as per existing old colour and font size.

Cleaning of PVC tank of capacity 5000 Ltr, dewatering the tank, desilting and removing of left over water from bottom, cleaning tank surfaces by using bleaching powder approx 5 Kg and remove all foreign materials and clean with plain water all as directed by the Engineer-in-Charge. (i) The job shall be completed within 8 hrs to avoid any interruption in distribution of water supply (ii) The date of cleaning and due date should be written legible on the surface of the tank/sump as per existing old colour and font size.

Excavation in trenches as in hard / dense soil, not exc 1.5 mtr wide and not exc 1.5 mtr depth for laying of GI/CI pipe lines etc getting out including forming bottom surface to required level and gradient all as specified and directed by Engineer-in-Charge.

Returning, filling in excavated soil including spreading leveling, watering, well ramming in layers not exc 25 cm thick complete, all as specified and directed by Engineer-in-Charge.

Removing of excavated materials not exceeding 50 Mtrs and depositing at a level not exceeding 1.5 M above the starting point, all as specified and directed by Engineer-in-Charge.

Taking up or down GI water tubing and connections complete all as specified and directed for the following sizes :- Note: Excavation shall be measured and paid seperately

15mm dia bore

20mm dia bore

25mm dia bore

40mm dia bore

50mm dia bore

80mm dia bore

Taking up or down CI/DI pipe line and connections complete all as directed by the Engineer-in-Charge for the following sizes :- Note: Excavation shall be measured and paid seperately

100 mm bore

150 mm bore

Refixing old GI tubing and connections in new or old position (Walls, ceiling,floors, etc) steel water tubing and connections complete all as specified and directed for the following sizes :- Note: Excavation shall be measured and paid seperately

15mm dia bore

20mm dia bore

25mm dia bore

40mm dia bore

50mm dia bore

80mm dia bore

Relaying of DI/CI pipe line and connections complete all as directed by the Engineer-in-Charge for the following sizes :- Note: Excavation shall be measured and paid seperately

100 mm bore

150 mm bore

S&F GI pipe, medium grade ISI mark with all fittings laid in trenches complete all as specified and as directed for the following sizes:-

15mm dia bore

20mm dia bore

25mm dia bore

40mm dia bore

50mm dia bore

80mm dia bore

Supply and laying DI pipe (Ductile iron pipe) spigot and socket ends, class "K-9" with rubber gasket (tighten joint) , laid in trenches including necessary cut to length to match the existing fitting/pipes or insertion of new DI specials complete all as specified and directed by the Engineer-in-charge for the following sizes :- Note: DI specials shall be measured and paid seperately

100 mm bore

150 mm bore

Supply and fix, in repair of Gun - metal globe or gate valve with iron wheel head, screwed both ends for iron pipes and for unions and fixing including taking down existing unserviceable valves complete all as specified and directed for following sizes:-

50mm dia bore

40mm dia bore

25 mm dia bore

20mm dia bore

15 mm dia bore

Material and labour for DI specials such as bends, tees, collars, tail pieces, straight/angle connecting pieces any type (flanged ends, socketed ends or flanged/socketed ends) complete suitable for DI mains of sizes upto 300 mm complete all as specified and directed.

Repair,maintenance and servicing of pressure switch including dismantling, cleaning the dust deposits, greasing, checking for wear and tear, refixing, testing, installing and commissioning all as specified and directed by Engr-in-Charge.

Repair,maintenance and servicing of solenoid valve 15mm dia 230V AC including dismantling, cleaning the dust deposits, greasing, checking for wear and tear, refixing, testing, installing and commissioning all as specified and directed by Engr-in-Charge.

Repair,maintenance and servicing of solenoid valve 25mm dia 230V AC including dismantling, cleaning the dust deposits, greasing, checking for wear and tear, refixing, testing, installing and commissioning all as specified and directed by Engr-in-Charge.

Repair,maintenance and servicing of motorised butterfly valve of size 80mm dia including dismantling, cleaning the dust deposits, greasing, checking for wear and tear, refixing, testing, installing and commissioning all as specified and directed by Engr-in-Charge.

Repair,maintenance and servicing of motorised butterfly valve of size 150mm dia including dismantling, cleaning the dust deposits, greasing, checking for wear and tear, refixing, testing, installing and commissioning all as specified and directed by Engr-in-Charge.

S&F in repairs coil for solenoid valve 15mm dia 230V AC, direct acting/diaphragm type, pilot operated solenoid valve for air release of size 25mm dia, pressure 6 Kg/Sqcm, coil power 6W. Make: Danfoss/Indfoss/Rotex

S&F in repairs coil for solenoid valve 25mm dia 230V AC, direct acting/diaphragm type, pilot operated solenoid valve for air release of size 25mm dia, pressure 6 Kg/Sqcm, coil power 6W. Make: Danfoss/Indfoss/Rotex

S&F in repairs of relay card 1 C/O, 24V DC all as specified and directed Make: Omron/Schneider/Phoneix contact.

S&F in repairs of relay with base 2 C/O 240V AC all as specified and directed Make: Omron/Schneider/Phoneix contact

S&F in repairs of 22mm LED indicator colour Red,Yellow,Green complete all as specified and directed. Make: Schneider/Siemens

S&F in repairs of 10mm LED indicator colour Red,Yellow,Green complete all as specified and directed. Make: Schneider/Siemens

S&F in repairs of push button with LED indicator 220V AC. Colour: Red/Yellow/Green. Make : Schneider/Siemens

S&F in repairs of SMPS input 230V AC, output 24 V DC complete all as specified and directed. Make: Schneider/Siemens

S&F in repairs ultrasonic level transmitter at sump and over head tank for measurement of level of range 0-5 metres, accuracy 0.5% minimum, supply voltage 24V DC, output 4-20mA, 0-10V DC. Make:- L&T/Schneider/ Siemens

S&F in repairs power contactor 9A 3 pole complete all as specified. Make: L&T/Schneider/ Siemens

S&F in repairs of limit switch for actuator of size 80/150mm bore valves complete al as specified and directed.

S&F in repairs testing and commissioning of 4 pair CAT 6 UTP cable for sensors. Make: D Link/Finolex/Polycab

Supply and fixing in repairs of 4 core 1.5 sqmm PVC sheathed PVC insulated copper cable. Make: Havells/Polycab/Gloster

Supply and fixing in repairs of 6 core 1.5 sqmm PVC sheathed PVC insulated copper cable. Make: Havells/Polycab/Gloster

M&L for 'B' check for maintenance 160 KVA DG Set as per the recommendations of manufacturer (OEM) including renewal of necessary recommended filters, engine oil, 'O' rings etc., complete all as directed by Engineer-in-charge. Note: Engine oil will not be supplied by MES

M&L for 'B' check for maintenance 200 KVA DG Set as per the recommendations of manufacturer (OEM) including renewal of necessary recommended filters, engine oil, 'O' rings etc., complete all as directed by Engineer-in-charge. Note: Engine oil will not be supplied by MES

Repair & Calibration of Self Starter including re-winding of Commutator, replacing Carbon brush set, carbon brush holder, King Pins Holders, armature check nuts, body screws, clutch plate assembly and solenoid etc. as required for the capacity of 160 to 200 KVA DG Set complete all as specified and directed.

Removing the fuel pump and fuel injectors of the DG Set 160 to 200 KVA, servicing the pump, overhauling and calibrating the injectors, fixing back, connecting, priming and commissioning in the engine including replacing rocker cover gaskets etc. all as directed.

Decarburizing/cleaning complete Control panel of DG set 160 to 200 KVA by cleaning bus bar chamber with suitable chemical and ensure proper decarburizing, internal wiring and replacing the damaged wires of existing size, refixing the same after applying suitable solution to the bus bar insulator & checking all the connections, tightening the nuts, bolts & thimbles of in-coming/out-going system complete incl replacement of defective rusted bolts & nuts, repairing to door/ shutter hinges and locking arrangements all a directed by Engr-in-Charge all as specified and directed.

Chemical & bacteriological analysis of treated water from Govt. agency/recognized / authorized testing laboratory as and when recommended by the Engineer - in- charge.

M&L for attending to break down of 200 to 350mm dia DI pipe line bursting/cracks including necessary excavation, dewatering the water accumulated at site, removal of broken pipe pieces of various lengths through gas cutting/manual cutting as per site requirement including removing out the damaged DI pipe and inserting necessary DI specials such as collar, nipple etc as required at site and providing of new joints as required at site, clamping arrangements, PCC 1:3:6 type C-2 using 20mm graded stone aggregate work including testing for the leakages pipes complete all as specified and directed by Engineer-in-Charge.

Material and labour for repairing/servicing the 3 phase 415V Electric induction motor and centrifugal pump coupled type by carefully disconnecting the connection cables and earthings, removing gland cover, filling the gland properly,greasing the necessary parts as required, changing of defective copper lugs of cable in pump/motor of capacity 40 HP to the entire satisfaction of Engr-in-Charge.

All as per serial item No. 57 here-in-before but monoblock pump 20 HP

All as per serial item No. 57 here-in-before but monoblock pump 12.5 HP

M&LRewinding of burnt out motor of capacity 20 HP 415 V by dismantling of motor, cutting and taking out burnt stator winding from motor cleaning the stator and rewinding with super enamelled copper wire of original gauge/size including tapping varnishing, drying, painting, assembling and complete necessary connection, commissioning and testing on full load. Note :- (i) Cost of minor spare parts deemed to have been included in quoted rates. (ii) The rate of transportation from site to workshop and back is deemed to be included in the rate quoted by contactor. (iii) The rent of T&P for handling the pump motor assembly during dismantling and refixing is deemed to be included in the rate quoted by contatcor.

All as per serial item No. 60 here-in-before but monoblock pump 12.5 HP

All as per serial item No. 60 here-in-before but monoblock pump 3 HP

All as per serial item No. 60 here-in-before but monoblock pump 2 HP 230V

Supply and fixing in repair of CI sluice valve with drilled flanged ends, stainless steel spindle with gun metal working parts with hand wheel, pressure type PN 1.6 including disconnection and removing the unserviceable sluice valves from the existing pipe line/valve chamber for the following sizes complete all as directed by the Engineer-in-Charge :-

80mm bore

100 mm bore

150mm bore

200mm bore

M & L for road/path cutting for laying of GI/DI pipes upto required depth n. exc 1.5 mtr complete all as directed by Engineer-in-Charge.

M&L for rectification of existing defective run lead joints including burning and removing the old defective lead joints and providing new lead joints with all required materials and testing the joints for leakages of the following pipes complete including excavation, returining and filling etc.all as directed by Engineer-in-charge.

150mm dia bore CI pipe

100mm dia bore CI pipe

S&F in repair saddle piece made out of MS flat iron of size 50 x 6mm duly welded with 25 to 40mm dia GI socket and 2 Nos nut/bolts of suitable size/length, necessary rubber packing for branch connections for the sizes of 80 to 150mm dia CI/DI mains complete including necessary earth work all as directed by the Engineer-in-Charge

S&F in repair DOL starter in sheet metal enclosure 3 phase 415 Volts 50 Hz with suitable 4 pole power contactor, over load relay, timer, start and stop push button, voltmeter,ammeter including complete internal wiring suitable for 5 HP Submersible pump complete all as specified and directed. Make : L&T/ Havells/C&S

S&F in repair motor starter in sheet metal enclosure 1 phase 230 Volts 50 Hz with suitable capacitor, MCB, start and stop push button including complete internal wiring suitable for 2 HP Submersible pump complete all as specified and directed. Make : L&T/ Havells/C&S

S&F in repair motor starter in sheet metal enclosure 1 phase 230 Volts 50 Hz with suitable capacitor, MCB, start and stop push button including complete internal wiring suitable for 1 HP Submersible pump complete all as specified and directed. Make : L&T/ Havells/C&S

S&F in repair submersible cable flat type with copper conductor multistranded 3 core 10.0 sqmm all as specified and directed.

S&F in repair submersible cable flat type with copper conductor multistranded 3 core 16.0 sqmm all as specified and directed.

S&F in repair submersible cable flat type with copper conductor multistranded 3 core 25.0 sqmm all as specified and directed.

S&F in repairsPVC heavy grade flexible hose pipe as per sample (ISI marked) of following size :-

50 mm Bore

80 mm Bore

100 mm Bore

M & L for replacement of foundation of pump motor assembly of capacity 12.5 to 20HP by dismantling the existing base frame from foundation bed, cutting the foundation bolt/studs ,nut by using gas cuting method or other means, removing rusted unserviceable foundation machine bed, demolition and removing PCC foudation with old grouting with suitable margin from bed and depth,erecting /grouting and leveling foundation bolt with PCC 1:4:8 type D-1 20mm garded stone aggregate as per existing size, filling, erecting/leveling machine bed with locking nuts, spring washer, preparing the surfaces of the base frame for painting with two coats of synthetic enamel paint to the entire satisfaction of Engr-in-charge

Supply and fix in repair of sluice valve spindle made out of EN-8 steel with check nut made out of brass/bronze material including replacing perished gland packing, rubber gasket, bolts and nuts suitable for the following sizes of sluice valve :-

300/350 mm dia sluice valve

200mm dia sluice valve

150mm dia sluice valve

100mm dia sluice valve

80mm dia sluice valve

S&F in repairs of CI flanged foot valve suitable for 80/ 100mm dia pipe complete with necessary bolts, nuts, gasket etc. all as specified and directed by Engineeer-in-Charge

All as per item No.77 above but 150mm dia

Supply and fixing in repairs of foot valve/stainer made of gun metal suitable for 40/50mm dia pipe complete all as specified and directed by Engineeer-in-Charge

Dismantling carefully parts of serviceable sluice valve/NRV upto 150mm dia, removing the rust from the valve by using cleaning agent, changing the rubber gasket on both sides, changing all nuts and bolts, cleaning the spindle, including packing glands duly applying one coat of red oxide primer and two coats of bitumen paint of approved quality and refitting the same of as directed by Engr-in-charge.

Dismantling carefully parts of serviceable sluice valve/NRV 200 to 350mm dia, removing the rust from the valve by using cleaning agent, changing the rubber gasket on both sides, changing all nuts and bolts, cleaning the spindle, including packing glands duly applying one coat of red oxide primer and two coats of bitumen paint of approved quality and refitting the same of as directed by Engr-in-charge.

Dismantling carefully parts of serviceable butterfly valve upto 200mm dia, removing the rust from the valve by using cleaning agent, changing the rubber gasket on both sides, changing all nuts and bolts, duly applying one coat of red oxide primer and two coats of bitumen paint of approved quality and refitting the same of as directed by Engr-in-charge.

M&L for rectification of existing defective run lead joints including burning and removing the old defective lead joints and providing new lead joints for the following dia of pipe with all required materials and testing the joints for leakages complete all as directed by Engineer-in-charage:-

200mm dia bore

150mm dia bore

100mm dia bore

M&L for attending to break down of pipe line bursting/cracks including removal of broken pipe pieces of various lengths through gas cutting/manual cutting as per site requirement including burning the defective lead joints and removing out the damaged CI/DI pipe and inserting necessary specials such as CI/DI collar etc as required at site and providing of new joints as required at site,including testing for the leakages of lead joint for the following sizes of CI/DI pipes complete all as specified and directed by Engineer-in-Charge. Note: Rate quoted deemed to be included for necessary excavation and dewatering arrangements etc

300/350mm dia CI/DI pipe

200mm dia CI/DI pipe

150mm dia CI/DI pipe

100mm dia CI/DI pipe

80mm dia CI/DI pipe

National Rewinding Works