NIT-76

Amount

Excavation in trenches, not exceeding 1.50 mtr wide and not exceeding 1.50mtr in depth; not exceeding 10 Sqm on plan and not exceeding 1.50 mtr in depth and getting out, in any type of soil, for laying pipe line etc, complete all as specified and as directed by Engineer-In-Charge. Note :-The quoted rate shall be deemed to have included necessary "trimming the sides of trenches, levelling, dressing and ramming the bottom, bailing out water etc. as required complete complete including necessary all tools, tackles etc.

Returning, filling in, including spreading, levelling, watering and well ramming in layers not exceeding 25Cm, complete all as specified and directed by Engineer-In-Charge.

Removing excavated materials/ soils, not exceeding 50mtrs and depositing where directed at a level not exceeding 1.50mtrs, complete all as specified and directed by Engineer-In-Charge.

Replacement old un-serviceable Sluice Valve with new Sluice Valve, cast iron, Class PN 1.6, size 200mm bore pipe, flanged type, conforming to IS: 14846-2000, ISI marked with stainless steel spindle, brass nuts and iron wheel head including jointing material such as rubber fibre board packing ring and nuts, bolts and washers of suitable size for vertical or horizintal fittings, complete all as specified and as directed by Engineer-In-Charge.

Description all as serial ietm No- 4.00 here-in-before but for 150mm bore pipe.

Description all as serial ietm No- 4.00 here-in-before but for 100mm bore pipe.

Replacement old un-serviceable Non Return Sluice Valve with new Non Return Sluice Valve, Class PN 1.6, size 200mm bore pipe, flanged type, including jointing material such as rubber fibre board packing rings, nuts, bolts and washers of suitable size, complete all as specified and as directed by Engineer-In-Charge.

Construction of brick masonry valve pit of size 900x900x900mm (internal dimensions of chamber) including plain cement concrete, M-7.5 (1:4:8), type-D2 (using 40mm graded crushed stone aggregates) 100mm thick, as in sub base and PCC M-15 (1:2:4), type-B2 (using 40mm graded crushed stone aggregates) 100mm thick, as in flooring, brick work masonry, 23cm thick in cement mortar 1:4, rendering 15mm thick in cement mortar 1:4 on internal and external surfaces with two coat of lime wash, mild steel framed work as in valve pit covers with angle iron frame 50x50x6mm and including mild steel sheet cover 3.15mm thick complete, drilling/ welding for fixing of steel sheeting with mild steel hinges, handles and suitable locking arrangements, fastening arrangements for fixing, nuts, bolts and washers including painting with two coats of synthetic enamel paint over a coat of red oxide primer, including excavation in any type of soil, returning filling in external areas and removal the surplus soil to a distance of not exceeding 50mtrs, complete all as specified and as directed by Engineer-In-Charge.

Taking up unserviceable cast iron/ galvanised iron/ ductile iron water mains (including all fittings) of 200mm bore, with spigot and socket/ flanged ends and lead joints including burning out joints and recovering lead, complete all as specified and directed by Engineer-In-Charge.

Taking up unserviceable cast iron/ ductile iron water mains (including all fittings) of 150mm bore, with spigot and socket/ flanged ends and lead joints including burning out joints and recovering lead, complete all as specified and directed by Engineer-In-Charge.

Taking up unserviceable cast iron/ galvanised iron/ ductile iron water mains (including all fittings) of 100mm bore, with spigot and socket/ flanged ends and lead joints including burning out joints and recovering lead, complete all as specified and directed by Engineer-In-Charge.

Supplying, laying and jointing,testing, commissioning of of 200mm bore dia of K9 class DI( Ductile Iron) Pipes as per IS 8329 along with cement mortar lining as per specification with rubber gaskets for flexible joints with regular ISI marked, Hydraulic testing as per specifications to specified pressure in stretches of length using pumps which should be able to provide specified test pressure, pressure gauges and other necessary equipment, labour, operation charges etc., required for testing and as per manufacturere'r instructions complete as per detailed specifications , complete all as specified and directed by Engineer-In-Charge.

Supplying, laying and jointing,testing, commissioning of of 150mm bore dia of K9 class DI( Ductile Iron) Pipes as per IS 8329 along with cement mortar lining as per specification with rubber gaskets for flexible joints with regular ISI marked, Hydraulic testing as per specifications to specified pressure in stretches of length using pumps which should be able to provide specified test pressure, pressure gauges and other necessary equipment, labour, operation charges etc., required for testing and as per manufacturere'r instructions complete as per detailed specifications , complete all as specified and directed by Engineer-In-Charge.

Supplying, laying and jointing,testing, commissioning of of 100mm bore dia of K9 class DI( Ductile Iron) Pipes as per IS 8329 along with cement mortar lining as per specification with rubber gaskets for flexible joints with regular ISI marked, Hydraulic testing as per specifications to specified pressure in stretches of length using pumps which should be able to provide specified test pressure, pressure gauges and other necessary equipment, labour, operation charges etc., required for testing and as per manufacturere'r instructions complete as per detailed specifications, complete all as specified and directed by Engineer-In-Charge.

Laying only cast iron pipes with spigot and socket ends centrifugally cast, any class, size 200mm bore, in any length, including short lengths, cutting, jointing and jointing materials, laid in trenches, complete all as specified and directed by Engineer-In-Charge.

Laying only cast iron pipes with spigot and socket ends centrifugally cast, any class, size 150mm bore, in any length, including short lengths, cutting, jointing and jointing materials, laid in trenches, complete all as specified and directed by Engineer-In-Charge.

Laying only cast iron pipes with spigot and socket ends centrifugally cast, any class, size 100mm bore, in any length, including short lengths, cutting, jointing and jointing materials, laid in trenches, complete all as specified and directed by Engineer-In-Charge.

Taking up or down galvanised steel tubing of 15mm bore pipe, and connections, any type, including jointing materials and cleaning for re-fixing or removal to store, complete all as specified and as directed by Engineer-In-Charge.

Taking up or down galvanised steel tubing of 20mm bore pipe, and connections, any type, including jointing materials and cleaning for re-fixing or removal to store, complete all as specified and as directed by Engineer-In-Charge.

Taking up or down galvanised steel tubing of 25mm bore pipe, and connections, any type, including jointing materials and cleaning for re-fixing or removal to store, complete all as specified and as directed by Engineer-In-Charge.

Taking up or down galvanised steel tubing of 40mm bore pipe, and connections, any type, including jointing materials and cleaning for re-fixing or removal to store, complete all as specified and as directed by Engineer-In-Charge.

Taking up or down galvanised steel tubing of 50mm bore pipe, and connections, any type, including jointing materials and cleaning for re-fixing or removal to store, complete all as specified and as directed by Engineer-In-Charge.

Taking up or down galvanised steel tubing of 80mm bore pipe, and connections, any type, including jointing materials and cleaning for re-fixing or removal to store, complete all as specified and as directed by Engineer-In-Charge.

Taking up or down galvanised steel tubing of 100mm bore pipe, and connections, any type, including jointing materials and cleaning for re-fixing or removal to store, complete all as specified and as directed by Engineer-In-Charge.

Tubes, 'medium grade' galvanised, 15mm bore, ISI marked including all fitting such as bends, tees, elbows, unions, short pieces, connectors, back nuts, etc, laid in trenches or fixed on walls, complete all as specified and as directed by Engineer-In-Charge.

Tubes, 'medium grade' galvanised, 20mm bore, ISI marked including all fitting such as bends, tees, elbows, unions, short pieces, connectors, back nuts, etc, laid in trenches or fixed on walls, complete all as specified and as directed by Engineer-In-Charge.

Tubes, 'medium grade' galvanised, 25mm bore, ISI marked including all fitting such as bends, tees, elbows, unions, short pieces, connectors, back nuts, etc, laid in trenches or fixed on walls, complete all as specified and as directed by Engineer-In-Charge.

Tubes, 'medium grade' galvanised, 40mm bore, ISI marked including all fitting such as bends, tees, elbows, unions, short pieces, connectors, back nuts, etc, laid in trenches, complete all as specified and as directed by Engineer-In-Charge.

Tubes, 'medium grade' galvanised, 50mm bore, ISI marked including all fitting such as bends, tees, elbows, unions, short pieces, connectors, back nuts, etc, laid in trenches, complete all as specified and as directed by Engineer-In-Charge.

Tubes, 'medium grade' galvanised, 80mm bore, ISI marked including all fitting such as bends, tees, elbows, unions, short pieces, connectors, back nuts, etc, laid in trenches, complete all as specified and as directed by Engineer-In-Charge.

Tubes, 'medium grade' galvanised, 100mm bore, ISI marked including all fitting such as bends, tees, elbows, unions, short pieces, connectors, back nuts, etc, laid in trenches, complete all as specified and as directed by Engineer-In-Charge.

Cast/Ductile iron fititngs bends (any type, radius and angle) tapers any type, (straight, bend, increasing, decreasing or double socket etc) Tee pieces single branch. "Y" junction, double branch, cross (all sockets or socket and spigot) collars, caps and plugs, size upto 200mm bore, complete all as specified and directed by Engineer-In-Charge.

Attending complaints for repairing of broken pipes/ leakages, line bursting or cracks in water lines mains of Cast iron 100mm bore including sunday and all holidays, by removal of pipe pieces of varying lengths through gas/ manual cutting and providing new pipe length of existing specifications, collar/lead/ lead wool/ flange/ nut bolts, washers and clamps as required at site, making leak proof by flanged/ lead joints including testing after completion of job, complete all as specified and as directed by Engineer-In-Charge. Note: Cost of excavation, earth work, tools, plants and packing/ leak proof materials shall deem have included in the quoted rates and nothing etxra shall be admissibe on this account.

Description of item all as serial item No- 33.00 here-in-before but for 150mm bore pipe.

Description of item all as serial item No- 33.00 here-in-before but for 200mm bore pipe.

Attending complaints for repairing of broken pipes/ leakages, line bursting or cracks in water lines mains of galvanised iron 100mm bore including sunday and all holidays, by removal of pipe pieces of varying lengths through gas/ manual cutting and providing new pipe length of existing specifications, flange, rubber gaskets, nut bolts, washers and clamps as required at site, making leak proof by flanged/ lead joints including testing after completion of job, complete all as specified and as directed by Engineer-In-Charge. Note: Cost of excavation, earth work, tools, plants and packing/ leak proof materials shall deem have included in the quoted rates and nothing etxra shall be admissibe on this account.

Description of item all as serial item No- 36.00 here-in-before but for 80mm bore pipe.

Description of item all as serial item No- 36.00 here-in-before but for 50/ 40mm bore pipe.

Description of item all as serial item No- 36.00 here-in-before but for 25/ 20mm bore pipe.

Replacement old un-serviceable stop valve with new stop valves, cast copper alloy, screwed down, high pressure, with crutch or butterfly handle, screwed both ends for iron pipe or for unions and fixed for 15mm bore pipe, complete all as specified and as directed by Engineer-In-Charge.

Replacement old un-serviceable gate valve with new gun-metal, globe or gate valves, with iron wheel head, screwed both ends for iron pipe and fixed for 20mm bore pipe line, complete all as specified and as directed by Engineer-In-Charge.

Replacement old un-serviceable gate valve with new gun-metal, globe or gate valves, with iron wheel head, screwed both ends for iron pipe and fixed for 25mm bore pipe line, complete all as specified and as directed by Engineer-In-Charge.

Replacement old un-serviceable gate valve with new gun-metal, globe or gate valves, with iron wheel head, screwed both ends for iron pipe and fixed for 40mm bore pipe line, complete all as specified and as directed by Engineer-In-Charge.

Replacement old un-serviceable gate valve with new gun-metal, globe or gate valves, with iron wheel head, screwed both ends for iron pipe and fixed for 50mm bore pipe line, complete all as specified and as directed by Engineer-In-Charge.

Surface excavation not exceeding 30cm deep and averaging 15cm deep and getting out in any type of soil, complete all as specified and as directed by Engineer-In-Charge.

Plain cement concrete M-10(1:3:6), type C-2 (using 40mm graded crushed stone aggregate), 75mm thick, as in sub base of floor/ hard standing/ path, complete all as specified and as directed by Engineer-In-Charge.

Taking out cast iron sluice valve, any class, suitable for 200mm bore pipe and repair on site by refacing, regrinding, replaceing defective parts, gland, repacking stuffing box of sluice valve spindle including taking apart and reassembling including rubber packing rings, nuts, bolts and washers, refixing after repair and testing, complete all as specified and as directed by Engineer-In-Charge.

Taking out cast iron sluice valve, any class, suitable for 150mm bore pipe and repair on site by refacing, regrinding, replaceing defective parts, gland, repacking stuffing box of sluice valve spindle including taking apart and reassembling including rubber packing rings, nuts, bolts and washers, refixing after repair and testing, complete all as specified and as directed by Engineer-In-Charge.

Taking out cast iron sluice valve, any class, suitable for 100mm bore pipe and repair on site by refacing, regrinding, replaceing defective parts, gland, repacking stuffing box of sluice valve spindle including taking apart and reassembling including rubber packing rings, nuts, bolts and washers, refixing after repair and testing, complete all as specified and as directed by Engineer-In-Charge.

Drilling, cutting and tapping CI/ DI/ GI water mains (in position) the existing pipe of 100 to 200mm for branch connections including inserting tee of suitable sizes with all fittings complete all as specified and as directed by Engineer-In-Charge.

Preparation of old painted steel surfaces of any description, not otherwise described, over 10cm width or girth of water supply mains including valves and valve pit covers including and applying two coat of bituminous paint, complete all as specified and as directed by Engineer-In-Charge. Note: Colour coding shall be maintained as per standard procedures.

Run lead joint, suitable for cast iron pipes and fittings of 200mm bore including jointing materials such as lead, spun and spun yarn, fixing in repairs, complete all as specified and as directed by Engineer-In-Charge.

Run lead joint, suitable for cast iron pipes and fittings of 150mm bore including jointing materials such as lead, spun and spun yarn, fixing in repairs, complete all as specified and as directed by Engineer-In-Charge.

Run lead joint, suitable for cast iron pipes and fittings of 100mm bore including jointing materials such as lead, spun and spun yarn, fixing in repairs, complete all as specified and as directed by Engineer-In-Charge.

Dismantling or taking up defective/ damaged submersible pump sets with lowering pipe, flange or any type and any size of any depth with pump set of any capacities by manual or mechanical means after disconnecting the all electric connections from LT panel or starter and transport to workshop for repair and workshop to sites after repairing, complete all as specified and directed by Engineer-In-Charge. Note: (i) Cost of tools and plants for taking out, minor spare parts such as nuts, bolt, washers, lubricants and transportation to workshop shall be deemed included in quoted rate.

De-assemble submersible pumps of capacities 20 HP to 55 HP, discharge 7500 to 35000 gallons per hours and 90 Mtrs head height, for repair and re-assembling the same after necessary repair/ replacement of old defective/ damaged spare parts of existing makes and specifications, complete all as specified and directed by Engineer-In-Charge. Note: (i) Cost of new spare parts will be measured and paid separately under respective items. (ii) Cost of tools and plants, transportation to workshop shall be deemed included in quoted rate.

Supply only following new spare parts required for replacement for repairsubmersible pumps of capacities 20 HP to 55 HP, discharge 7500 to 35000 gallons per hours and 120 Mtrs head height :- (a) Gun metal impellers

(b) Gun metal bushes

(c) Stainless steel shaft/ distance sleeve.

(d) Neck ring Gun metal

(e) Pump and motor stainless steel coupling

(f) Key stainless steel for coupling

(g) Thrust plate set

(h) Cable seal rubber

(j) Gun metal stud and nuts for connection piece

(k) Cast iron bowl assembly

Repair to pump shaft to its original shape by remetaling, turning, cutting and grinding.

Disconnecting all electric, water supply and coupling connections between motor, centrifugal pump, capacity 5 to 15 HP and delivery line including de-assemble and removal from foundation, of defective centrifugal pumps by mechanical or manual means including gland assembly/ housing, any capacity and type, for repairing transportation to workshop if required, and re-assembling, installation, commissioning after necessary repair/ replacement of old defective/ damaged spare parts and greasing to different parts, testing the same pump on full load including one coat of spray painting on outer surfaces, matching to existing colour, writing SM/ MES No. and date of servicing/ repair with white paint, complete all as specified and directed by Engineer-In-Charge. Note: (i) Cost of tools and plants for taking out, minor spare parts such as nuts, bolt, washers, lubricants and transportation to workshop shall be deemed included in quoted rate.

De-assemble centrifugal pumps of capacity 5 to 15 HP, for repair and re-assembling the same after necessary repair/ replacement of old defective/ damaged spare parts of existing makes and specifications, complete all as specified and directed by Engineer-In-Charge. Note: (i) Cost of new spare parts will be measured and paid separately under respective items. (ii) Cost of tools and plants, transportation to workshop shall be deemed included in quoted rate.

Supply only following new spare parts required for replacement for repair of centrifugal pump of capacity 5 to 15 HP :- (a) Cast iron impeller

(b) Neck ring Gun metal

(c) Body bush gun metal

(d) Cast iron diffuser rings

(e) Bearing housing

(f) Cast iron gland bush

(g) Gun metal lubricating pipe

(h) Ball bearing of existing specifications, ISI marked.

(j) Stay rod iron

(k) Coupling set with plate, bush, nuts, bolts and washers

(l) Key stainless steel for coupling

Repair to pump shaft to its original shape by remetaling, turning, cutting and grinding and making bearing/ bush housing

Disconnecting to all electric connections from LT panel and motor for repair of motor starter of 40 HP to 55 HP, star-delta starter, automatic type suitable for centrifugal pumps, transportation to workshop and re-installation the same at site after necessary repair/ replacement of old defective/ damaged spare parts of existing makes and specifications, complete all as specified and directed by Engineer-In-Charge. Note: (i) Cost of new spare parts will be measured and paid separately under respective items. (ii) Cost of tools and plants, minor spare parts such as copper wire, lubricants and transportation to workshop shall be deemed included in quoted rate.

Supply only following new spare parts required for replacement for repair of motor starter of 40 HP to 55 HP suitable for centrifugal pumps :- (a) Contactor, triple pole, capacities 50 Amps to 110 Amps.

(b) Globe indicator set (RYB)

(c) Overload relay

(d) Single phase protection relay.

(e) Copper lugs suitable for copper cable 25.0 Sqmm size.

(f) Toggle button having on/ off position.

(g) Protection control system consisting of relays and accessories.

Disconnecting electric connections from alternator and fuel connection from engine decoupling of engine and alternator for repair, strip opening and de-assembling of engine for repair including dismantling of radiator, radiator fan, water pump assembly, air cleaner, fuel filter by opening nuts bolts including wiring of stare assembly if required, of DG set capacity 63 KVA to 125 KVA and replacement of old defective spare parts with new spare parts as mentioned here-in-after, including any type of machine work required at site/ workshop to compete the repair including complete servicing the engine all as required at site, re-assembling the engine in existing position complete and testing on completion all as specified and as directed by Engineer-In-Charge. Make of Engine and Alternator: SM No: Note: (a) New spare parts for engine will be measured and paid separately as supply only under the respective items. (b) Cost of cleaning, welding, minor repair and special tools and plants required for dismantling engine will deemed to be included in quoted rates.

Supply only following new spare parts required for repair of DG Set capacity 63 KVA to 125 KVA :- (a) Fuel Filter.

(b) Oil Filter.

(c) Air Filter.

(d) Coupling rubber with assembly.

(e) Fan belt.

(f) Hose pipe set.

(g) Carbon bush of alternator.

(h) Carbon bush holder of alternator.

(j) Ball bearing of alternator.

(k) Slip rings assembly of alternator.

Disconnecting electric connections from alternator and fuel connection from engine decoupling of engine and alternator for repair, strip opening and de-assembling of engine for repair including dismantling of radiator, radiator fan, water pump assembly, air cleaner, fuel filter by opening nuts bolts including wiring of stare assembly if required, of DG set capacity 30 KVA to 40 KVA and replacement of old defective spare parts with new spare parts as mentioned here-in-after, including any type of machine work required at site/ workshop to compete the repair including complete servicing the engine all as required at site, re-assembling the engine in existing position complete and testing on completion all as specified and as directed by Engineer-In-Charge. Make of Engine and Alternator: SM No: Note: (a) New spare parts for engine will be measured and paid separately as supply only under the respective items. (b) Cost of cleaning, welding, minor repair and special tools and plants required for dismantling engine will deemed to be included in quoted rates.

Supply only following new spare parts required for repair of DG Set capacity 30 KVA to 40 KVA :- (a) Fuel Filter.

(b) Oil Filter.

(c) Air Filter.

(d) Coupling rubber with assembly.

(e) Fan belt.

(f) Hose pipe set.

(g) Carbon bush of alternator.

(h) Carbon bush holder of alternator.

Replacement of old damaged/ unserviceable electronic rectifier/ Automatic Voltage Rectifier with new electronic rectifier/ Automatic Voltage Rectifier suitable for DG set capacity 30 KVA to 63 KVA, complete all as specified and as directed by Engineer-In-Charge.

Repair, calibration, checking and pressure testing of fuel injector pump of 63 to 125 KVA DG set including replacement of damaged/ defective parts such as delivery valve, plunger gasket kit, barrel and washers and testing whole assembly after necessary repair and fixing in engine, complete all as specified and as directed by Engineer-In-Charge.

De-assembling of radiator of DG set capacity 63 KVA to 125 KVA, for cleaning and repair, using ‘K’ oil and radiator cleaning solution hydro-chloric acid by pressure of pump/ caustic soda with wire brush and necessary welding/ brazing of water tubes/ fins, whichever is required for cleaning and repairing, complete all as specified and as directed by Engineer-In-Charge.

Repair and overhauling of existing self starter, capacity 12 Volts/ 24 Volts of any diesel generator set including transportion to workshop for repair by replacing defective spare parts with new spare parts such as re-winding of armature, pinion, carbon bushes, field coil, including any type of machine work required at site/ workshop to compete the repair including complete servicing all as required at site, re-assembling in existing position with same DG Set, complete and testing on completion all as specified and as directed. Note: Cost of spare parts shall be deemed included in quoted rate of item.

Supply only engine oil/ lubricant, 20 W 40 grade, suitable for diesel engine of DG set of any capacity and any make, complete all as specified and as directed.

Supply only coolant fluid suitable for radiator of DG sets of any capacity and any make, complete all as specified and as directed by Engineer-In-Charge.

Replacement of old unserviceable/ damaged battery with new storage cell lead acid type 12 Volts, 150 AH including lead terminals and copper thimble for making necessary connections, complete all as specified and as directed.

Supply only copper lead cable 1.50mtrs long, multi-stranded, with copper thimble for making necessary connections at both ends, suitable for 12/ 24 Volts battery including copper nuts, bolts and washers, complete all as specified and as directed by Engineer-In-Charge.

Replacement of old damaged/ unserviceable submersible cable with new submersible cable, flat, PVC insulated and PVC sheathed copper conductor, multi-stranded, 25.0 Sqmm, 3-core, conforming to IS: 694/1990 including making connection to both ends i.e. motor side and starter side with jointing materials, complete all as specified and directed.

Replacement of old damaged/ unserviceable submersible cable with new submersible cable, flat, PVC insulated and PVC sheathed copper conductor, multi-stranded, 16.0 Sqmm, 3-core, conforming to IS: 694/1990 including making connection to both ends i.e. motor side and starter side with jointing materials, complete all as specified and directed.

Rewinding of burnt/ damaged motor of submersible pumps of capacities 5 HP, 20 HP, 45 HP and 55 HP of any discharge capacity with water proof, annealed solid copper conductor wire of existing specifications, insulating materials, ISI marked or as per IE specifications and cleaning, preparation of stator for rewinding, complete all as specified and directed by Engineer-In-Charge.

Lowering down, commissioning back to tube well of submersible pump sets with lowering pipe, flange or any type and any size of any depth with pump set of any capacities by manual or mechanical means including making necessary electric connections with LT panel or starter and testing on full load after repairs, complete all as specified and directed by Engineer-In-Charge. Note: (i) Cost of tools and plants for taking out, minor spare parts such as nuts, bolt, washers, lubricants shall be deemed included in quoted rate.

Disconnecting electric connections of servo voltage stabilizers, capacity 30 KVA to 60 KVA, draining out the transformer oil in clean barrels for re-use, cleaning of sludge from oil tank and transporting to workshop for repairs and return back to it's original position after repairs including loading and unloading by mechenical means, complete all as specified and as directed by Engineer-In-Charge. Note: Spares parts required for repair/ replacement of unserviceable parts shall be measured and paid separately under relevant items of BOQ.

Replacement of old unserviceable Printed Circuit Board (PCB) with new Printed Circuit Board (PCB) of voltage stabilizer as per existing make and type, capacity 30 KVA to 60 KVA, complete all as specified and as directed by Engineer-In-Charge.

Replacement of old unserviceable carbon bushes with new carbon bushes of voltage stabilizer as per existing make and type, capacity 30 KVA to 60 KVA, complete all as specified and as directed by Engineer-In-Charge.

Replacement of old unserviceable servo motor with new servo motor of voltage stabilizer as per existing make and type, capacity 30 KVA to 60 KVA, complete all as specified and as directed by Engineer-In-Charge.

Replacement of old unserviceable Servo Dimmer Booster Coil with new Servo Dimmer Booster Coil, for automatic voltage corrections, make, type and design as per site requirement, suitable for voltage stabilizer capacity 30 KVA to 60 KVA, complete all as specified and as directed by Engineer-In-Charge.

Replacement of old unserviceable Dimmer Gear set with new cast iron Dimmer Gear set, for automatic voltage corrections, make, type and design as per site requirement, suitable for voltage stabilizer capacity 30 KVA to 60 KVA, complete all as specified and as directed by Engineer-In-Charge.

Cleaning of overhead water tank, capacity 50,000 Gallons, height/ staging 18.85mtrs, by scraping with mild steel wire brush and removing all the silt, dirt, algae, sludge etc from the surfaces of walls and floor including removal the same to a distance not less than 50mtrs, washing the cleaned surface with bleaching powder solution thoroughly and applying two coats of lime wash on internal surfaces of reservoir, also applying two coats of cement paint of external surfaces of tank with staging after preparation of surfaces, and writing the particulars such as capacity of tank, date/ due date of tank cleaning in bold letters, on table size not less than 60cmx40cm, painted with black and white synthetic enamel paint on external surface, including painting with one coat black synthetic enamel paint to external surfaces of flow pipes with valves any type as connected with overhead water tank and making flow signs with white synthetic enamel paint, complete all as specified and directed by Engineer-In-Charge.

Amount of Schedule of credit of for Rs 1,96,795.00 shall be deducted from quoted amount.

M/S Chib Engineers

Usha Engineering Co.

Balbir Enterprises