REPAIR AND MAINTENANCE OF EXTERNAL PIPE LINES AND CONNECTING ITEMS AND REPAIR AND MAINTENANCE OF MOTORS VOLATGE STABILIZERS AND CONNECTED ITEMS UNDER GE NAGROTA

Amount

Taking out existing unserviceable/serviceable CI/MS/GI/PVC/CPVC/UPVC Pipe 300 mm bore dia from the trenches including disconnecting branch connections, fittings and control valves complete all as specified and directed (Excavation and earth work shall be measured and paid for separately).

All as per srl item No 1 above but 250mm bore complete all as specified and directed.

All as per srl item No 1 above but 200mm bore ccomplete all as specified and directed.

All as per srl item No 1 above but 150mm bore complete all as specified and directed.

All as per srl item No 1 above but 100mm bore complete all as specified and directed.

All as per srl item No 1 above but 80mm bore complete all as specified and directed.

Supply and laying Mild steel pipe 300mm bore IS-3589(1981) with 6mm thickness (ERW) with all fittings such as MS flanged , gasket with required no of holes, MS connecting piece suitable size of nut and bolts and washers, MS bends, connecting piece etc complete all as specified & directed

Supply , laying, testing & commissioning of DI K 9 pressure pipe spigot & socket pipe, centrifugally cast medium grade ISI Mark with all fittings such as elbow, bends, sockets, nipples and union etc and fixed complete for the 250 mm bore laid in trenches or in any other position as directed including taking down all as specified and directed by Engr-in-charge :-

All as per item No 8 above but 200 DI K-9 tubings medium grade complete all as specified and directed.

All as per item No 8 above but 150 mm bore GI tubings medium grade complete all as specified and directed.

All as per item No 8 above but 100mm bore GI tubings medium grade complete all as specified and directed.

All as per item No 8 above but 80mm bore GI tubings medium grade complete all as specified and directed.

Supply and fix Foot valve for 200 mm dia including GI flanged Bolts/Nuts/washers gasket etc all and removal of old valve and fixed complete all as specified and directed by Engr-in-charge :-

All as per item No 13 above but 150 mm bore pipe.complete all as specified and directed.

All as per item No 13 above but 100 mm bore pipe.complete all as specified and directed.

All as per item No 13 above but 80 mm bore pipe. complete all as specified and directed.

Supply and fix Air Release valve for 100mm bore of pipe including GI flanged Bolts/Nuts/washers gasket etc all and removal of old valve and fixed complete all as specified and directed by Engr-in-charge :-

All as per item No 17 above but 80 mm bore pipe.complete all as specified and directed.

Supply and fix Non Return Valve for 300 mm dia including GI flanged Bolts/Nuts/washers gasket etc all and removal of old valve and fixed complete all as specified and directed by Engr-in-charge :-

All as per item No 19 above but 200 mm bore pipe complete all as specified and directed.

All as per item No 19 above but 150 mm bore pipe. complete all as specified and directed.

All as per item No 19 above but 100 mm bore pipe complete all as specified and directed.

All as per item No 19 above but 80 mm bore pipe. complete all as specified and directed.

Excavating in trenches n exe 1.5 m wide and not exceeding 1.5 m in depth and getting out in hard/dense soil for laying of GI pipe complete complete all as directed by Engr-in-charge

Returning filling in including spreading, levelling, watering and well ramming in layers n.exc 25cm in soil complete all as specifiedd and directed by Engineer-in-Charge.

Removing excavated soil to a distance not exc 50 m and depositing where directed at a level not exc 1.5 m above the starting point complete all as specified and directed by Engineer-in-charge.

Material and labour for heavy duty sluice valve 300mm bore complete with iron wheel conforming to IS 1969,PN 1.6 of double flanged and drilled end provided with high tensile steel spindle including GI flanged Bolts/Nuts/washers gasket etc all and removal of old valve complete all as specified and directed

All as per item No 27 above but 250 mm bore pipe.complete all as specified and directed.

All as per item No 27 above but 200 mm bore pipe.complete all as specified and directed.

All as per item No 27 above but 150 mm bore pipe.complete all as specified and directed.

All as per item No 27 above but 100 mm bore pipe.complete all as specified and directed.

All as per item No 27 above but 80 mm bore pipe.complete all as specified and directed.

Material and labour for heavy duty butterfly valve 150mm bore complete with iron wheel conforming to IS 1969,PN 1.6 of double flanged and drilled end provided with high tensile steel spindle including GI flanged Bolts/Nuts/washers gasket etc all and removal of old valve .complete all as specified and directed.

Repair to foot valve 200 mm bore in position by replacement of UNSV parts such as Brass ring packing/Rubber packing , nuts, bolts, washers rubber insertion sheet complete all as required to make it functional complete all as specified & directed by Engr in Charge.

Repair to foot valve 150 mm bore in position by replacement of UNSV parts such as Brass ring packing/Rubber packing , nuts, bolts, washers rubber insertion sheet complete all as required to make it functional complete all as specified & directed by Engr in Charge.

Material and labour for valve chamber on existing chamber foundation with 230mm thick brick wall in CM 1:4, 75mm thick coping in PCC 1:2:4 (Type B1), 15mm thick plaster in CM 1:4 over all internal and external wall surface, 25x25x4mm thick MS Angle iron frame and 3.0 mm thick MS sheet cover with hinges and necessary locking arrangements painting with two coats of synthetic enamel paint over one coat of red oxide primer all as specified and directed including dismantling and removal of existing damaged chamber except PCC foundation of following internal size :-

Disconnecting of all electrical connection for taking out unserviceable centrifugel pump of any size from the foundation including other accessories carrying to workshop for repair complete all as specified and directed. Note: Spare part shall be measured and paid for under relivent items.The cost of transportation to workshop & back is deemed to be included in the quoted rate.

M & L for Replacement the following defective part of centrifugel pumps Set are as under cap 5 to 125 HP complete all as specified and directed.

Impellers of existing size complete all as specified and directed.

Gland bush including gland packing of existing size complete all as specified and directed.

Pump shaft of existing size as directed by Engr-in-Charge

Neck ring any size as directed by Engr-in-Charge

Remetaling, grinding, polishing and balancing of shaft for induction motor of capacity 5 to 10 HP. Note: (i) The rate for replacement of bushes, shaft sleeves etc required for making the shaft functional shall be included in the quoted rate).

All as per item No 38.05 above but of cap 10 to 20 HP complete all as specified and directed

All as per item No 38.05 above but of cap 20 to 30 HP complete all as specified and directed

All as per item No 38.05 above but of cap 40 to 60 HP complete all as specified and directed

All as per item No38.05 above but of cap 75 to 125 HP complete all as specified and directed

Ball bearing of induction motor/pump of cap 5 to 15 HP as per existing size complete all as specified and directed

Ball bearing of induction motor/pump of cap 20 to 30 HPas per existing size complete all as specified and directed

Ball bearing of induction motor/pump of cap 40 to 60 HP as per existing size complete all as specified and directed

Ball bearing of induction motor/pump of cap 75 to 125 HP as per existing size complete all as specified and directed

Star coupling suitable for connecting centrifugal motor and pump of capacity upto 125 HP complete all as specified and directed.

Tyre coupling suitable for connecting centrifugal motor and pump of capacity upto 125 HP complete all as specified and directed.

Material and labour for rewinding of centrifugal motor of any description, dismantling and strip opening of the motor, removing the old existing burnt windings, cleaning the slots and rewinding of the electric motor of 3 phase, 415 Volts, 50 Hz AC supply with existing gauge copper wire (with 99.99% purity) including insulating material such as illumines paper, etherized paper, cotton waste, glass sleeves insulating varnish etc, refixing on existing platform and connected all the electric connections and mechanical connections and testing the complete pumping set up to the entire satisfaction of the Engr-in-Charge for Upto 5HP capacity complete all as specified and directed.

All as per item No. 39 above but capacity 05 HP to 10 HP complete all as specified and directed.

All as per item No. 39 above but capacity 10 HP to 20 HP complete all as specified and directed.

All as per item No. 39 above but capacity 20 HP to 30 HP complete all as specified and directed.

All as per item No. 39 above but capacity 30 HP to 40 HP complete all as specified and directed.

All as per item No. 39 above but capacity 50 HP to 60 HP complete all as specified and directed.

All as per item No. 39 above but capacity 60 HP to 75 HP complete all as specified and directed.

All as per item No. 39 above but capacity 125 HP.complete all as specified and directed.

Disconnecting the electrical connection for taking out unserviceable submersible pump set any size from the bore well including column pipe and other accessories carrying to workshop for repair complete all as specified and directed. Note:- (i) T&P required for lifting and lowering for submersible pump set column pipe (any number) shall be provided by the contractor. (ii) Necessary safety precautions for workmen shall be the responsibility of the contractor. (iii) The cost of transportation to workshop is deemed to be included in the quoted rate.

M & L for Lowering the servicable submersible pump set any size after repair shifted to in its orignal location joint with column pipe and other accessories connecting to all electrical connection testing and commissioning the same complete all as specified and directed. Note: The cost of transportation from workshop is deemed to be included in the quoted rate.Necessary safety precautions for workmen shall be the responsibility of the contractor.

M & L for Replacement of following defactive part of submersible pump sets are as under:-

Thrust plate of submersible motor 5 HP to 40 HP complete all as specified and directed

Thrust bearing of submersible motor 5 HP to 40 HP complete all as specified and directed

Gun metal bushes for submersible motor 5 HP to 40 HP complete all as specified and directed

Remetaling,grinding,polishing and balancing of shaft for submersible motor 5 HP to 40 HP complete all as specified and directed

Coupling arrangement with key of submersible motor of cap 5 HP to 40 HP complete all as specified and directed

Stainless steel shaft of submersible pump of cap 5 HP to 40 HP complete all as specified and directed

Impellers for submersible pump set 5 HP to 40 HP complete all as specified and directed

Bowl bush for submersible pump set 5 HP to 40 HP complete all as specified and directed

Neck ring for submersible pump set 5 HP to 40HP complete all as specified and directed

M & L for removing old existing burnt windings of the submersible motor cleaning the slots for rewinding, and rewinding the motor with super enamelled copper winding wire superior quality as per exisitng gauge and size, varnishing, drying, replacement of bearings and assembling the motor of Cap up to 12.5 HP complete all as specified and directed.

M & L for removing the burnt winding wire of the submersible motor cleaning the slots for rewinding, and rewinding the motor with super enamelled copper winding wire superior quality as per exisitng gauge and size, varnishing, drying, replacement of bearings and assembling the motor of Cap up to 15 HP to 40 HP complete all as specified and directed.

Replacement of following body part of submersible pump set as directed by Engr-in-charge

Sand guard assembely of 5 HP to 40 HP submersible Motor as existing make and size or as directed by Engr-in-Charge

Bush housing set including bush of 5 HP to 40 HP submersible Motor as existing make and size or as directed by Engr-in-Charge

Upper housing set of 5 HP to 40 HP submersible Motor as existing make and size or as directed by Engr-in-Charge

Lower housing set of 5 HP to 40 HP submersible Motor as existing make and size or as directed by Engr-in-Charge

Mechanical seal of 5 HP to 40 HP submersible Motor as existing make and size or as directed by Engr-in-Charge

Seal guide sleeve of 5 HP to 40 HP submersible Motor as existing make and size or as directed by Engr-in-Charge

Startor assembly along with winding wire of 5 HP to 40 HP submersible Motor as existing make and size or as directed by Engr-in-Charge

Roter assembly of 5 HP to 40 HP submersible Motor as existing make and size or as directed by Engr-in-Charge

Cable connector sleeve and spring guide plate of 5 HP to 40 HP submersible Motor as existing make and size or as directed by Engr-in-Charge

Tie rod/tie bolt of 40 HP submersible Motor as existing make and size or as directed by Engr-in-Charge

Diaphragm along with diaphargm spring of 5 HP to 40 HP submersible Motor as existing make and size or as directed by Engr-in-Charge

Doom nut and "O" ring of 5 HP to 40 HP submersible Motor as existing make and size or as directed by Engr-in-Charge

Disconnecting the electrical connection for taking out unserviceable VT Motor of any size from the foundation of bore well and other accessories carrying to workshop for repair including all electrical connection testing and commissioning complete all as specified and directed. Note: Spare part measured and paid under relivent items.

M & L for removing the burnt winding wire of the VT motor, cleaning the slots for rewinding, and rewinding the motor with super enamelled copper winding wire superior quality as per exisitng gauge and size, varnishing, drying, of Cap 30 to 40 HP complete all as specified and directed.

M & L for Lowering the VT pump any size after repair shifted to in its orignal location joint with column pipe,motor and other accessories connecting to all electrical connection testing and commissioning the same complete all as specified and directed.Note: The cost of transportation from workshop is deemed to be included in the quoted rate.

M & L for Replacement of following defactive part of VT pump sets are as under up to 40 HP Vertical turbine Motor :-

Neck Ring

Gland plate

Studs

Stainless steel line shaft 3 metre long

Guide spider 6"

Guide spider bush

Stainless steel sleeve

Shaft coupler

Thrust bearing

B Kulf bush

Split Ring

Material and labour for Opening and checking and repair of fully automatic solid state CC-4A,CB-4SA,CC-4P,CC-4A models fault analyzer cum control system with (a) Low voltage cut off 350 Volt AC (b) High Voltage Cut off 450 Volt AC (c) Pick up volt 360 Volt AC (d) Cut off time- Fraction of time (e) Unbalanced volt cut off- a deference of 35Volt to 45 Volt between any two phase with 3 phase over load protection (f) Relay contact rating 5 Amps resistence at 230 V AC or 1 Amp at 415V AC (e) 4 LED fault indicators (Make: Guardian) once in a month to make it functional at all the times for smooth operation of pumping set installed at various location of water supply installations. Note : Minor parts of the system will be replaced during checking and the cost of the same is deemed to be included in the quoted rate.

Disconnecting and transport to workshop and complete conection after disconnecting of voltaze stablizer, opening for repair automatic voltage stabilizer for automatic operation air natural/oil cooled servo controlled type input voltage 260-440V and output voltage 420 V capacity 25 to 400 KVA complete all as specified and as specified and as directed (Note :- (i) Cost of transportation of voltage stabilizer to workshop and back after repair complete is deemed to be included in the quoted rate. (ii) Replacement of the parts if any found worn out/defective shall be measured and paid for separately.

Supply and fixing in replacement of dimmer coil with super enameled copper winding wire (99.99% purity) of existing make and size complete in all respect including varnishing tapping and insulating material to get same capacity of 25 to 400 KVA complete all as specified and directed.

Supply and fixing in replacement of electronic circuit plate complete with DC transformers and shape (PCB cold ) Upto 400 KVA complete all as specified and directed.

Dismantling of old servo motor and supply and fix new servo motor of upto 150 KVA Voltaze Stablizer and shape along with all connected accessories and cap complete all as specified and directed.

Dismantling of old carbon bush with carbon holder incl S & F new carbon bush with carbon holder of upto 400 KVA Voltaze Stablizer size and shape complete all as specified and directed

Supply and fixing in replacement of brass studs fixed for upto 400 KVA Voltaze Stablizer input and output of stabilizer with brass nuts along with all necessary connection ccomplete all as specified and directed for any capacity of Voltage Stablizer

Supply heating and filling of transformer oil EHV grade having dielectric strength not less than 45 KV (Rms) with a 4 mm gap with high viscosity in transformer as per IS-335 of 1983 all as specified and directed.

Supply and fixing in replacement, of power contractors 3 phase, 3 pole, 415 Volts, 50 Hz suitable for operation of a load of capacity of 70 Amps. complete all as specified and directed

Supply and fixing in replacement, of power contractors 3 phase, 3 pole, 415 Volts, 50 Hz suitable for operation of a load of capacity of 110 Amps.complete all as specified and directed

Supply and fixing in replacement, of power contractors 3 phase, 3 pole, 415 Volts, 50 Hz suitable for operation of a load of capacity of 185 Amps.complete all as specified and directed

M & L for Servicing / maintenaace of Air Blowers of adequate capacity (not less than 250 cfm) coupled with electric driven AC induction Motor of cap 20 HP three phase including carrying out maintenace check along with following repairs (a) Dismantling of Twin lobe commpressor in presence of MES representative and display all the parts without damage any portion for inspection of Engr in Charge to ascertain the serviceability of existing parts and assembling the same after filling compressor oil No 320 or as existing, upto indicated level. (b)Heating, varnishing to stator, rotor with super qualityvarnish and drying out properly. (c) Cleaning, washing and greasing of ball bearing complete. (d) Assembling of motor with old serviceable parts and replacement of UNSV parts with new as ordered where necessary. (e) Installation of motor by making connections as per existing and testing on load complete. Note:- Any minor repair and replacement of parts like bearing,gasket, gland packing, Nuts bolts washers, Gear oil of compressor etc and labour cost to be included in the quoted rates. (ii) Rewinding of motor if required shall be measured and paid to be included in the quoted rates

Taking down of LT Panel star delta starter of any capacity from its existing position, removing the Burnt contactors ,replace the old unserviceable fixed and moving contract, over load coils, no volt coil complete and refixing the starter assembly in its existing position connecting the complete system and making the starter Panel functional complete all as specified and directed.

Supply and fixing in replacement of submersible cable un armored PVC insulated & sheathed copper conductor cable 1100 Volts grade of size 16 Sqmm 3 core complete all as specified and directed.

Supply and fixing in replacement of submersible cable un armored PVC insulated & sheathed copper conductor cable 1100 Volts grade of size 25 Sqmm 3 core complete all as specified and directed.

Supply and fixing in replacement of submersible cable un armored PVC insulated & sheathed copper conductor cable 1100 Volts grade of size 35 Sqmm 3 core complete all as specified and directed.

Supply and fixing in replacement of MCCB 400 Amps 4 pole 415 Volts 36 KA with adjustable thermal and adjustable magnetic settings fixed in repair as per existing at site and all as specified and directed by Engr-in-Charge.

Supply and fixing in replacement of MCCB 250 Amps 3 pole 415 Volts 36 KA with adjustable thermal and adjustable magnetic settings fixed in repair as per existing at site and all as specified and directed by Engr-in-Charge.

Supply and fixing in replacement of MCCB 200 Amps 3 pole 415 Volts 36 KA with adjustable thermal and adjustable magnetic settings fixed in repair as per existing at site and all as specified and directed by Engr-in-Charge.

Supply and fixing in replacement of MCCB 160 Amps 3 pole 415 Volts 36 KA with adjustable thermal and adjustable magnetic settings fixed in repair as per existing at site and all as specified and directed by Engr-in-Charge.

Supply and fixing in replacement of MCCB 100 Amps 3 pole 415 Volts 16 KA fixed type as per existing at site and all as specified and directed by Engr-in-Charge

Supply and fixing in replacement of volt meter as per existing size complete all as specified and directed.

Supply and fixing in replacement of Amp meter with CT as per existing size complete all as specified and directed.

Supply and fixing in replacement of indicator lamp assembly complete LED type suitable for the existing system supply voltage for the existing system supply voltage 230V / 440 V AC including taking down old lamp assembly

Supply and fixing copper thimble of following sizes

35 sqmm Heavy duty

50 sqmm Heavy duty

70 sqmm Heavy duty

90 sqmm Heavy duty

Supply, installation and commissioning and testing of LT panel cubical type CPRI Approved certified suitable for 415 volts 3 phase 4 wire, 50 Hz AC supply system, floor mounted, outdoor type factory fabricated duly powder coated inside and out side, outer cover made out of 3.15mm thick CRCA sheet, internal cover and partition made out of 2 mm thick CRCA sheet with angle iron 50 mm x 50 mm x 6mm covered from all side with front and back openable, weather proof including suitable rating aluminium bus bar for 3 phase 4 wire system, wiring with suitable size copper cable and embeded in brickwork in CM 1:4 not less than 60cm above ground level with suitable foundation for fixing panel of required size in ground with nuts, bolts and washer etc. complete comprising of following including taking out the old unserviceable panel complete all as specified and directed by Engineer-in-Charge

Supply, installation and commissioning and testing of LT panel cubical type CPRI Approved certified suitable for 415 volts 3 phase 4 wire, 50 Hz AC supply system, floor mounted, outdoor type factory fabricated duly powder coated inside and out side, outer cover made out of 3.15mm thick CRCA sheet, internal cover and partition made out of 2 mm thick CRCA sheet with angle iron 50 mm x 50 mm x 6mm covered from all side with front and back openable, weather proof including suitable rating aluminium bus bar for 3 phase 4 wire system, wiring with suitable size copper cable and embeded in brickwork in CM 1:4 not less than 60cm above ground level with suitable foundation for fixing panel of required size in ground with nuts, bolts and washer etc. complete comprising of following including taking out the old unserviceable panel complete all as specified and directed by Engineer-in-Charge

Repair and Maintenance of ACB 800 Amps and replacement of any defected part of ACB and reinstalltion in panel complete all testing as per directed by Engr -in -charge Note :All spare parts used for repair rate are include in above schedule Job -1

Supply and fix in replacement of MS tail piece of submersible pump of size 100 mm one side flange ended of existing size and one side of threaded end of existing size as directed by Engr-in-charge

Supply and fix in replacement of MS tia rod ( U Clamp ) for holding of submersible pump set of size 25 x 6 mm both welded bolt of existing size as directed by Engr-in-charge

M&L for earthing complete with galvanized steel earth plate electrode of size 60cm x 60cm x 6mm thick buried directly in ground (earth pit not less than 2.25 meters below ground level) with top edge of earth plate not less than 1.5 meters below ground level surrounded on all sides by 150 mm thick charcoal & common salt starting from ground below earth plate upto 150mm above GI plate in alternate layers connected to GI strip 24 mm x 4 mm by means of nuts, bolts, thimbles, chuck nuts, washers of GI or steel, PCC (concrete chamber of size 300 mm x 300 mm x 300 mm inside dimension) shall be PCC 1:3:6 type C-1 using 20mm graded stone aggregate with fair finish , internal surface of concrete chamber shall be given 15mm thick plaster in CM 1:4, funnel with wire mesh of 22 gauge, 80 mm thick PCC pit cover 320 mm x 320 mm of RCC 1:2:4 type B-1 using 20 mm graded stone aggregate reinforced with XPM, JALLI pit all as shown in electrical plate No 3 of MES SSR Part-I (2009) as specified including provision of 40mm dia medium grade GI pipe for earth strip protection and 20 mm dia for watering complete , all excavation and earth work & connecting the earthing to an earthing test point /LT Panel as specified and testing on completion for desired result complete all as specified and directed by Engr-in-charge.

M/S S K Electricals Regd (BID ID -3301878)

Nitika electricals and engineers works (BID ID -3299902)

KRISHNA BUILDERS (BID ID -3300540)

M/S SAHNI CONSTRUCTION CO (BID ID -3301782)