REPAIR/MAINTENANCE CENTRIFUGAL, SUBMERSIBLE, STATERS, MONO BLOCK PUMP AND OTHERS ALLIED WORKS AT NAA UNDER GE (NORTH) TEZPUR

Amount

M&L for lifting of defective/unserviceable submersible pump motor set of any size from bore wells including dismantling and taking out column pipes of any size & length alongwith submersible cable, nut&bolts etc; and lowering the pump set after rectifing defects or carrying out necessary repairs / replacement of defective parts , nut bolt rubber packing etc all as specified and directed. Note : (i) Spares for repairs/rewinding of pump/motor will be measured and paid separately. (ii) Costs of all necessary Lath work & T&P required at site and transportation is deemed to be included in the rates quoted.

M&L for rewinding of u/s submersible motors AC, 3 phase, 440 volt of capacity 2 HP with superior quality PVC insulated copper submersible winding wire of identical gauge and specification of the existing winding wires with all necessary insulating materials and testing complete all as specified.

M&L for rewinding of u/s submersible motors AC, 3 phase, 440 volt of capacity 15 HP with superior quality PVC insulated copper submersible winding wire of identical gauge and specification of the existing winding wires with all necessary insulating materials and testing complete all as specified.

M&L for rewinding of u/s submersible motors AC, 3 phase, 440 volt of capacity 20 HP with superior quality PVC insulated copper submersible winding wire of identical gauge and specification of the existing winding wires with all necessary insulating materials and testing complete all as specified.

M&L for rewinding of u/s submersible motors AC, 3 phase, 440 volt of capacity 25 HP with superior quality PVC insulated copper submersible winding wire of identical gauge and specification of the existing winding wires with all necessary insulating materials and testing complete all as specified.

S&F in repair/replacement of motor bush upper and lower suitable for submersible motor of any size / capacity complete all as specified and as directed.

S&F in repair/replacement in repair rotor bearing sleeve upper and lower suitable for submersible motor of any size / capacity all as specified and directed.

S&F in repair/replacement in repair sand guard suitable for submersible pump set any size/capacity all as specified and directed.

S&F in repair/replacement in repair of submersible motor thrust plate assembly of capacity 2 HP complete all as specified and as directed.

S&F in repair/replacement in repair of submersible motor thrust plate assembly of capacity 15 HP complete all as specified and as directed.

S&F in repair/replacement in repair of submersible motor thrust plate assembly of capacity 20 HP complete all as specified and as directed.

S&F in repair/replacement in repair of submersible motor thrust plate assembly of capacity 25 HP complete all as specified and as directed.

S&F in repair/replacement of motor coupler sleeve with key suitable for submersible pump sets of any size/capacity complete all as specified and as directed.

M&L for carrying out repair to submersible pump after dismantling the assembly complete for replacement of worn out spares such as stage bowls, impellers, pump shaft, sleeves, bushes etc; including filling, turning & polishing works to pump shaft, GM impellers if necessary, reassembling the pump after repairs and testing complete including applying a coat of water proof epoxy paint to the external surfaces of pump all as specified and directed of following capacity 2 HP (Note : Any spares requires to be replaced will be measured and paid separately).

M&L for carrying out repair to submersible pump after dismantling the assembly complete for replacement of worn out spares such as stage bowls, impellers, pump shaft, sleeves, bushes etc; including filling, turning & polishing works to pump shaft, GM impellers if necessary, reassembling the pump after repairs and testing complete including applying a coat of water proof epoxy paint to the external surfaces of pump all as specified and directed of following capacity 15 HP (Note : Any spares requires to be replaced will be measured and paid separately).

M&L for carrying out repair to submersible pump after dismantling the assembly complete for replacement of worn out spares such as stage bowls, impellers, pump shaft, sleeves, bushes etc; including filling, turning & polishing works to pump shaft, GM impellers if necessary, reassembling the pump after repairs and testing complete including applying a coat of water proof epoxy paint to the external surfaces of pump all as specified and directed of following capacity 20 HP (Note : Any spares requires to be replaced will be measured and paid separately).

M&L for carrying out repair to submersible pump after dismantling the assembly complete for replacement of worn out spares such as stage bowls, impellers, pump shaft, sleeves, bushes etc; including filling, turning & polishing works to pump shaft, GM impellers if necessary, reassembling the pump after repairs and testing complete including applying a coat of water proof epoxy paint to the external surfaces of pump all as specified and directed of following capacity 25 HP (Note : Any spares requires to be replaced will be measured and paid separately).

S&F in repair/replacement in replacement GM impellers for submersible pump with key and bushes suitable for 2 HP Capacity complete all as specified and as directed.

S&F in repair/replacement in replacement GM impellers for submersible pump with key and bushes suitable for 15 HP Capacity complete all as specified and as directed.

S&F in repair/replacement GM impellers for submersible pump with key and bushes suitable for 20 HP Capacity complete all as specified and as directed.

S&F in repair/replacement GM impellers for submersible pump with key and bushes suitable for 25 HP Capacity complete all as specified and as directed.

S&F in repair/replacement Pump Shaft steel for submersible pump suitable for 2 HP Capacity complete all as specified and as directed.

S&F in repair/replacement Pump Shaft steel for submersible pump suitable for 15 HP Capacity complete all as specified and as directed.

S&F in repair/replacement Pump Shaft steel for submersible pump suitable for 20 HP Capacity complete all as specified and as directed.

S&F in repair/replacement Pump Shaft steel for submersible pump suitable for 25 HP Capacity complete all as specified and as directed.

S&F in repair/replacement Bearing bush for submersible pump suitable for 2 HP Capacity complete all as specified and as directed.

S&F in repair/replacement Bearing bush for submersible pump suitable for 15 HP Capacity complete all as specified and as directed.

S&F in repair/replacement Bearing bush for submersible pump suitable for 20 HP Capacity complete all as specified and as directed.

S&F in repair/replacement Bearing bush for submersible pump suitable for 25 HP Capacity complete all as specified and as directed.

S&F in repair/replacement CI bowl assembly for submersible pump suitable for 2 HP Capacity complete all as specified and as directed.

S&F in repair/replacement CI bowl assembly for submersible pump suitable for 15 HP Capacity complete all as specified and as directed.

S&F in repair/replacement CI bowl assembly for submersible pump suitable for 20 HP Capacity complete all as specified and as directed.

S&F in repair/replacement CI bowl assembly for submersible pump suitable for 25 HP Capacity complete all as specified and as directed.

S&F in repair/replacement Neck rings for pump sets of any size/capacity all as specified and directed.

S&F in repair/replacement in replacement Distance sleeve suitable for pump sets of any size/capacity all as specified and directed.

Dismantling of unserviceable centrifugal pump motor sets of any size/ capacity after disconnecting electric and water connections and transportation from site to work shop and back for carrying out repairs work, replacement of unsv parts with new part as required incluidng re-fixing in position and connecting and testing complete as directed.

M&L for opening up unserviceable electric induction motor, 3 phase AC 440 Volts, cutting and removing the burnt winding coils complete and re-winding the same with super enamelled copper conductor wires of appropriate size as per the existing gauge all necessary insulating materials, varnishing, dryining etc including refixing in position , connecting and testing complete all as specified and directed at site for the following capacity 10 HP

M&L for opening up unserviceable electric induction motor, 3 phase AC 440 Volts, cutting and removing the burnt winding coils complete and re-winding the same with super enamelled copper conductor wires of appropriate size as per the existing gauge all necessary insulating materials, varnishing, dryining etc including refixing in position , connecting and testing complete all as specified and directed at site for the following capacity 15 HP

M&L for opening up unserviceable electric induction motor, 3 phase AC 440 Volts, cutting and removing the burnt winding coils complete and re-winding the same with super enamelled copper conductor wires of appropriate size as per the existing gauge all necessary insulating materials, varnishing, dryining etc including refixing in position , connecting and testing complete all as specified and directed at site for the following capacity 20 HP

M&L for opening up unserviceable electric induction motor, 3 phase AC 440 Volts, cutting and removing the burnt winding coils complete and re-winding the same with super enamelled copper conductor wires of appropriate size as per the existing gauge all necessary insulating materials, varnishing, dryining etc including refixing in position , connecting and testing complete all as specified and directed at site for the following capacity 25 HP

S&F in repair/replacement terminal in connector for motors of capacity 10 HP complete all as specified and directed.

S&F in repair/replacement terminal in connector for motors of capacity 15 HP complete all as specified and directed.

S&F in repair/replacement terminal in connector for motors of capacity 20 HP complete all as specified and directed.

S&F in repair/replacement terminal in connector for motors of capacity 25HP complete all as specified and directed.

S&F in repair/replacement PVC fan blade for motors of capacity 10 HP complete all as specified and directed.

S&F in repair/replacement PVC fan blade for motors of capacity 15 HP complete all as specified and directed.

S&F in repair/replacement PVC fan blade for motors of capacity 20 HP complete all as specified and directed.

S&F in repair/replacement PVC fan blade for motors of capacity 25 HP complete all as specified and directed.

S&F in repair/Replacement of pump end ball bearing suitable for capacity 10 HP complete all as specified and directed.

S&F in repair/Replacement of pump end ball bearing suitable for capacity 15 HP complete all as specified and directed.

S&F in repair/Replacement of pump end ball bearing suitable for capacity 20 HP complete all as specified and directed.

S&F in repair/Replacement of pump end ball bearing suitable for capacity 25 HP complete all as specified and directed.

Dismantling of transmission shaft of pump, buildingup wornout metal to required level, machining to the under size on lathe machine, grinding and finishing to required size to match the sleeve, and fixing into the housing, alignment and check with dial gauge indicator complete all as directed by Engr-in-charge for following capacities 10 HP

Dismantling of transmission shaft of pump, buildingup wornout metal to required level, machining to the under size on lathe machine, grinding and finishing to required size to match the sleeve, and fixing into the housing, alignment and check with dial gauge indicator complete all as directed by Engr-in-charge for following capacities 15 HP

Dismantling of transmission shaft of pump, buildingup wornout metal to required level, machining to the under size on lathe machine, grinding and finishing to required size to match the sleeve, and fixing into the housing, alignment and check with dial gauge indicator complete all as directed by Engr-in-charge for following capacities 20 HP

Dismantling of transmission shaft of pump, buildingup wornout metal to required level, machining to the under size on lathe machine, grinding and finishing to required size to match the sleeve, and fixing into the housing, alignment and check with dial gauge indicator complete all as directed by Engr-in-charge for following capacities 25 HP

Supplying & fixing in replacement 100 mm GI pipe medium grade including all fitting such as bend, tee, elbow, union, reducer etc, fixed complete on wall/surface/floor including MS hooks/clamps of suitable size including taking out old and u/s complete all as specified and as directed by Engr-in-charge.

Supplying & fixing in replacement 50 mm GI pipe medium grade including all fitting such as bend, tee, elbow, union, reducer etc, fixed complete on wall/surface/floor including MS hooks/clamps of suitable size including taking out old and u/s complete all as specified and as directed by Engr-in-charge.

Supplying & fixing in replacement 25 mm GI pipe medium grade including all fitting such as bend, tee, elbow, union, reducer etc, fixed complete on wall/surface/floor including MS hooks/clamps of suitable size including taking out old and u/s complete all as specified and as directed by Engr-in-charge.

Supplying and fixing in replacement of 25 mm outer dia CPVC pipe SDR 11 including plain CPVC SDR 11 fitting such as bend, tee, elbow, union, reducer etc laid or fixing/clamping on floor/surface/air/wall/ including taking out old and u/s complete all as specified and as directed by Engr-in-charge.

Supplying and fixing in replacement CPVC ball valve 25 mm ISI marked, conf to IS including taking out old and u/s complete all as specified and as directed by Engr-in-charge. Note : Union or long screw have to provided before fixing of ball valve if required.

Supply, laying, jointing and testing of Ductile iron (DI) pipes 150 mm bore with spigot and socket ends, centrifugally cast, class K-7 as per IS:8329-2000 and other relevant standards including material and labour for push on EPDM/SBR Rubber gasket joint in any length laid in trenches complete all as specified and as directed. (Note :- DI fittings and earth work will be measured and paid under relavant item of this schedule)

Supply, laying, jointing and testing of Ductile iron (DI) pipes 100 mm bore with spigot and socket ends, centrifugally cast, class K-7 as per IS:8329-2000 and other relevant standards including material and labour for push on EPDM/SBR Rubber gasket joint in any length laid in trenches complete all as specified and as directed. (Note :- DI fittings and earth work will be measured and paid under relavant item of this schedule)

Material and labour for DI fittings such as Bends, Tapers, Tees, Branch (Single or double branch), connecting pieces etc., any type and angle/ radius etc., confirming to IS 9523-2000 for DI Pipe upto 200 mm bore complete all as specified and as directed

S & F in repairs/replacement ball valves high pressure of PTMT with epoxy coated aluminium rod and high density plastic ball screwed for iron pipe and fixed. (minimum weight 15mm-142gms/2.0 mm-210 gms/25mm-455gms/40mm-690gms) complete all as specified and as directed by the Engineer-in-Charge.

S&F in repair/replacement of split rubber coupling pad / Star pad suitable for any type anu size complete all as specified and directed.

S&F in repair/replacement steel wire rope (SWR) 10 mm dia with PVC coated complete all as specified and directed.

S&F in repair/replacement submersible cable 10 sqmm 3 core flat cable copper conductor of following size, ISI marked complete all as specified and directed, Conf to IS Make : Finolex/Havell

M&L for water proof cable jointing kit with hardner compound complete suitable for submersible cable PVC insulated and sheathed, 10/16 Sqmm flat, 3 core, 1100 volt grade complete all as specified and directed.

M & L in repairs for rising stem type CI sluice valves (ISI Marked) having double flanged SS spindle for connections of nominal pressure (PN 1.6) as per IS 14846: 2000 (Reaffirmed 2010) of preferred materials, nominal size 150 mm including nuts, bolts, packing sheets, a pair of rubber gasket ISI mark, complete all as specified and as directed.

M & Lfor rising stem type CI sluice valves (ISI Marked) having double flanged SS spindle for connections of nominal pressure (PN 1.6) as per IS 14846: 2000 (Reaffirmed 2010) of preferred materials, nominal size 100 mm including nuts, bolts, packing sheets, a pair of rubber gasket ISI mark, complete all as specified and as directed.

M & L for rising stem type CI sluice valves (ISI Marked)having double flanged SS spindle for connections of nominal pressure (PN 1.6) as per IS 14846: 2000 (Reaffirmed 2010) of preferred materials, nominal size 80 mm including nuts, bolts, packing sheets, a pair of rubber gasket ISI mark. complete all as specified and as directed.

S & F in repairs butterfly valve (ISI Marked) cast iron double flanged, long type, lever operated, PN 1.6, class 300, nominal size 150 mm as per IS 13095: 1991 including necessary fittings complete all as specified and as directed.

S & F in repairs butterfly valve (ISI Marked) cast iron double flanged, long type, lever operated, PN 1.6, class 300, nominal size 100 mm as per IS 13095: 1991 including necessary fittings complete all as specified and as directed.

S & F in repairs butterfly valve (ISI Marked) cast iron double flanged, long type, lever operated, PN 1.6, class 300, nominal size 40 mm as per IS 13095: 1991 including necessary fittings complete all as specified and as directed.

Supply and fixing in repair/replacement Non return valve vertical/horizontal type (Suitable as per existing valve) with gasket bolts, nuts and washers in position of 150 mm bore in IRP supply and delivery complete all as specified and directed by Engr-in-charge.

Supply and fixing in repair/replacement Non return valve vertical/horizontal type (Suitable as per existing valve) with gasket bolts, nuts and washers in position of 100 mm bore in IRP supply and delivery complete all as specified and directed by Engr-in-charge.

Supply and fix in repair/replacement fully automatic star delta starter, 25 HP capacity, 3 phase 440 volt in sheetmetal enclosure complete with over load protection with adjustable relay, electronic timer relay and including provision of MS flat strips of suitable size and shape duly drilled for fixed to wall, its connection including taking out complete all as specified and directed.

Supply and fix in repair/replacement fully automatic star delta starter, 20 HP capacity, 3 phase 440 volt in sheetmetal enclosure complete with over load protection with adjustable relay, electronic timer relay and including provision of MS flat strips of suitable size and shape duly drilled for fixed to wall, its connection including taking out complete all as specified and directed.

Supply and fix in repair/replacement fully automatic star delta starter, 15 HP capacity, 3 phase 440 volt in sheetmetal enclosure complete with over load protection with adjustable relay, electronic timer relay and including provision of MS flat strips of suitable size and shape duly drilled for fixed to wall, its connection including taking out complete all as specified and directed.

S&F in repair/replacement submersible pump controller DOL starter suitable for capacity up to 2/3 HP pump motor set , single phase 230 volt , relay range 11-18 Amp , in sheetmetal enclosure complete including provision of MS flat strips of suitable size and shape duly drilled for fixed to wall its connection ncluding taking out complete all as specified.

S&F in repair/replacement pump moter starter contactor (as per existing make amd model) of capacity 10 to 25 HP motar including its connection and testing complete all as specified.

Materials and Labour for opening up stuffing box of cast iron sluice valve in position, repaire /replacement of gland packing, nuts, bolts and washers etc with existing size complete all as directed for the following sizes :- 200 mm bore

Materials and Labour for opening up stuffing box of cast iron sluice valve in position, repaire /replacement of gland packing, nuts, bolts and washers etc with existing size complete all as directed for the following sizes :- 150 mm bore

Materials and Labour for opening up stuffing box of cast iron sluice valve in position, repaire /replacement of gland packing, nuts, bolts and washers etc with existing size complete all as directed for the following sizes :- 100 mm bore

Materials and Labour for opening up stuffing box of cast iron sluice valve in position, repaire /replacement of gland packing, nuts, bolts and washers etc with existing size complete all as directed for the following sizes :- 80 mm bore

M&L for repairing of Digital Water Level Indicator Device (150mm, Digit Display make "SECO" Type -DDS-6) Operating on Single phase supply, direct display in 150mm size digit system in meter/Centimeter of water level of Sumps/Over Head Tank ensuring alaram while water fall or rise at predetermined limit,1 Minute auto Off alarm complete all as specified and directed.

M&L for construction of valve chamber in replacement 1200 x 1200 x 1200 mm internal dimensions, 3 mm thick MS sheet cover with 2 Nos MS hinges welded to angle iron frame of 40mm x 40mm x 5 mm thick with lifting hook and locking arrangement complete with necessary earth work, brick work in CM (1:6), 230 mm thick, PCC bed (1:4:8) type D2 150 mm thick, cement plastering, finishing 15 mm thick in CM (1:4) and applying a coat of black bituminous paint to the steel surfaces including demolation/ dismantling and removal of old unserviceble valve pit (Rate of demolation and removal of old unserviceble item is included in quoted rate) all as specified and directed at site.

Material and labour for one coat of Exterior emulsion weather coated paint of suitable colour on all external surfaces of RCC overhead reservoir capacity 1.0 lakh Gallons up to 21 mtr staging including preparation of old surface after scrapping complete all as specified and directed. Note :- All the safety tools, swings, scaffolding etc required for the work is to be arranged by the contractor and rate quoted shall deemed to include in the item complete all as specified and directed.

Material and labour for one coat of Exterior emulsion weather coated paint of suitable colour on all external surfaces of RCC overhead reservoir capacity 0.25 to 0.50 lakh Gallons up to 21 mtr staging including preparation of old surface after scrapping complete all as specified and directed. Note :- All the safety tools, swings, scaffolding etc required for the work is to be arranged by the contractor and rate quoted shall deemed to include in the item complete all as specified and directed.

Material and labour for painting of complete Pressed Steel tank of length 4.88 mtr, Breath 3.66 Mtr and hight 2.44 Mtrs (External & Internal surfaces) including staging with two coats of synthetic enamel paint on outer surface after preparation up to 18 mtrs staging complete all as specified and directed.

Supply only calcium hypochlorite granular from dry free flowing and free from lumps, Toxic & undesirable substance should not induce substances beyond acceptable limit as given in IS 10500 (2012) in treated and disinfected water with following Generic specification. (i) Available Chlorine by mass, min 65%. (ii) Stability loss of chloride on basis of available chloride, max 1/15%. (iii) Particle size (passing through 1.70mm IS sieve) by mass min 99.5%. (iv) Water insoluble matter, max 6%. (iv) Calcium Hydroxide, Mix 4% (vi) Sodium Chloride, Max 15%. (Note - Generic specification of chemical /material for water disinfectant may be changed during the contract period as per latest policy issued by E-in-C / Command.)

Supply only Poly Aluminium Chloride (PAC) inorganic soluble polymer raw water flocculants powder in 25 Kg bags conforming to the following specifications: - (a) Bulk Density/specific Gravity at 20 Degree Celcius: 0.75 + 0.10 (b) PH Value of aqueous solution (w/v): 3.5 – 5.0 (1%) (c) Chloride content (w/w): 31.0% + 2.0% (d) Sulphate content: 10 % (Max) (e) Basicity: 40.0 + 5.0 (f) Mercury & Lead: Not Desirable.

Supply only of Non ferric Alum Grade-I in 20 Kgs pieces Commercial for dosing/filling in drinking water as per standard parameters as specified and rate of dosing as per standard parameters complete all as specified and as directed.

Supply only of Soda Ash Powder for dosing/filling in drinking water as per standard parameters as specified and rate of dosing as per standard parameters conforming complete all as specified and as directed

M&L for MS column pipe 100 mm nominal bore , heavy duty ,in 3 mtr length with MS flanges screwed and welded both ends flanges fabricated with 8 mm thick MS plate with 2 nos slots of suitable size cut on each sides for drawing of submersible cable complete all as specified and directed by Engr-In-Charge.

Material and Labour for repairing of leakage / cleaning of CI/DI main distribution pipe line by cutting or opening at any location , with the help of machine / manually to repairing the leakage or blockage of main pipe line and reconnecting the pipe after repair complete all as specified and directed by engr -in-Charge. Note :- Fitting and jointing material such as lead /flanged /rubber joint and excavation returning filling etc will be included in the quoted rate.

M&L for cleaning and painting of dosing storage tank (Soda tank , Alum tank and Chlorine tank) inside outside surface at each pump house with two coats of synthetic enamel paint over a coat of primer complete all as specified and directed by Engineer - In -charge

M&L for painting of Pump house gate including cutting ,welding as per site requirement with locking arrangement of suitable size as well as two coats of synthetic enamel paint over a coat of red oxide primer complete all as specified and directed.

M&L 75mm thick PCC (1:3:6) type C-2 (Using 40mm nominal size crushed and graded stone aggregate) laid in floor, path etc, or of similar type finished the surface even and fair complete in all respect as specified and directed.

M & L for cement concrete B1 (1:2:3) using 20mm graded stone aggregate as in cils, steps, seismic, parapet and railing up to 60cm in height, coping, kneelers, apex stone, bedplate, kerbs water throughs and like including weathering, slightly rounded and chamfered angle throating and necessary formwork all as specified and as directed.

Dismantling floor, hearth or wall tiling including cement mortar bedding (but not backing), removing serviceable tiles to store and rubbish off the premises complete all as specified and as directed.

Material and labour for plastering 10 mm thick on fair faces of brick work or concrete surfaces (on vertical surfaces) in cement mortar 1:4 finished even and fair complete all as specified and as directed.

M&L coloured glazed ceramic tiles in vertical surfaces (size recommended by Engineer-in-charge), skirting etc set and jointed in neat cement slurry and pointed in white or coloured cement to match complete all as directed.

M&L for Development of bore well with high pressure compressed air by using air compressor and pumping muddy water continuously 6 Hrs or as directed by Engineer-in-charge without break including lifting and lowering of submersibile pump motor set complete all as directed. (Note : Compressor, T&P and fuel arranged by contractor).

Labour for cleaning of all type of vegetation and drain in Pump house/bore well area complete all as directed Note:- Chemical for vegetation and other tools as required for maintenance of plant and tools required for keeping surrounding area and installation in presentable shall be provided by contractor. Cleaning of pump house area will be carryout in each two month in entire period of contract.

M/s R S ENTERPRISE

M/S S K ENTERPRISES