REPAIR MAINT OF LT ELECTRICAL PANELS STANDBY DG SET AT VARIOUS WATER SUPPLY INSTALLATIONS AND CONNECTED WORKS IN THE AREA OF AGE U WATER SUPPLY NO III UNDER GE U WATER SUPPLY DELHI CANTT 10

Amount

M/L maintenance, overhauling and servicing of standby DG Set of any capacity complete by replacing the fuel filter, lubricating oil filter, check & clean air cleaner, change air cleaner elements, check coolant level & make up the same, drain the fuel filter & water separator, filling the starting batteries with electrolyte/distilled water to maintain the required specific gravity, replace the u/s brass connectors for batteries, cleaning of battery terminals & applying petroleum jelly to battery terminal posts & brass connectors, checking of exhaust leakage, governor, breathers etc, adjust/set the same for proper functioning of DG Set, checking of fuel, oil and water/ coolant level etc, adjusting and keeping the fan belts to the desired tension, tightening all the bolts and nuts to the required torque etc, cleaning the DG Set with accessories as prescribed by the manufacturer and test for satisfactory running of DG set for two hour minimum at connected load and record shall be made in respect of RPM , oil pressure, oil temprature, coolant temprature, voltage, frequancy, load current, battery charging, fuel consumption & noise level etc complete all as specidied and directed.

Note :- 1. Minor spare parts i.e. nut bolt, washer, petroleum jelly deemed to be included in the quoted unit rate of this item. 2. Major spare parts/Oil/Coolant etc will be measured and paid Seprately under respective of schedule 'A'. 3. DHPP will be issued by dept for testing only. 4. Inventory for repair/ replacement of parts shall be prepared and signed by EIC & JE (E/M) & Contractor for each DG Set showing MES number of DG Set. 5. REpair & overhauling shall be carried out by authorised workshop of OEM of DG Set and name of agencies shall be approved by GE before commencement of work. 6. Date of overhauling & name of Contractor, expiry date of DLP of each DG set to entered on MS plate of size 600x600x3mm thick.

(a) 160 to 200 KVA Capacity

(b) 100 to 125 KVA Capacity

(c) 50 to 75 KVA Capacity (Note : For serial item no 1.02 to 1.04 Spares parts required shall be measured and paid separately under respective itms of Schedule as supply only.)

Supply only of following items for DG Sets Capacity of 160 KVA to 200 KVA (Required under Sl item No. 1.02 above) :-

Air Filter

Fuel Filter

Lubricating oil filter

Diesel return pipe

Ignition switch for starting DG set with key.

Diesel Fuel Hose pipe from diesel tank to fuel filter

Fuel injector pipe from fuel pump to Injector

Supply only of following items for DG Sets Capacity of 100 ot 125 KVA (Required under Sl item No. 1.03 above) :-

Air Filter

Fuel Filter

Lubricating oil filter

Diesel return pipe

Ignition switch for starting DG set with key.

Diesel Fuel Hose pipe from diesel tank to fuel filter

Fuel injector pipe from fuel pump to Injector

Supply only of following items for DG Sets Capacity of 50 to 75 KVA (Required under Sl item No. 1.04 above) :-

Air Filter

Fuel Filter

Lubricating oil filter

Diesel return pipe

Ignition switch for starting DG set with key.

Diesel Fuel Hose pipe from diesel tank to fuel filter

Fuel injector pipe from fuel pump to Injector

Dismantling and opening of Engine of DG set 160 to 200 KVA of any make or any condition as per site conditions or any description and in any position & decoupling the engine from alternator unit, strip opening of the DG Set’s engine, for for inspection and repair at site by taking out & removing unserviceable / defective DC wiring & parts/spares, cleaning, servicing, de-scaling of water jackets, de-carbonising the cylinder heads including facing and making valve seats, oiling and greasing of piston sleeves, fixing the serviceable parts in position, replacement of unserviceable parts, replacement of unserviceable wiring with new copper wire cable of existing size, reassembling the engine and coupling the engine with alternator and testing on full load complete all as specified and directed. (Note : The spare parts shall be measure and paid separately under respective items of this schedule as supply only)

Supply only the following spares parts for 160 to 200 KVA DG Set (Required under Sl item No. 5.00 above)

Piston assembly complete

Cylinder Liner

Piston ring set

Inlet & Exhaust Valves

Vave Guide

Valve Spring Inner & Outer

Packing Kit

Head Gasket kit

Line O ring

Large end bearing set, standard for connecting rod assembly

CR Bearing Set

Small end bush for connecting rod assembly

High pressure pipe complete set

Pipe assembly consisting of banjo bolt, copper washer, dual bango bolt, leak of pipe etc complete.

Chamber joint

Air cleaner NOTE :- 1. Quantities of Parts/ spare shall be assessed by department however when engine of DG Set opened for overhauling certain minor parts required to be replaced of worth of Rs 500/- will be provided by contractor for fully functional of engine without any extra claim to Govt. Quoted unit rate will deemed included for this aspects. 2. Contractor shall have no claim on account of variation of quantities of above items or non execution of above items) within permissible limits as per GCC IAFW-2249.

Dismantling and opening of Engine of DG set 100 to 125 KVA of any make or any condition as per site condition or any description and in any position & decoupling the engine from alternator unit, strip opening of the DG Set’s engine, for for inspection and repair at site by taking out & removing unserviceable / defective DC wiring & parts/spares, cleaning, servicing, de-scaling of water jackets, de-carbonising the cylinder heads including facing and making valve seats, oiling and greasing of piston sleeves, fixing the serviceable parts in position, replacement of unserviceable parts, replacement of unserviceable wiring with new copper wire cable of existing size, reassembling the engine and coupling the engine with alternator and testing on full load complete all as specified and directed. (Note : The spare parts shall be measure and paid for separately under respective items of this schedule as supply only)

Supply only the following spares parts for 100 to 125 KVA (Required under Sl item No. 7 above)

Piston assembly

Cylinder Liner

Piston ring set

Inlet & Exhaust Valves

Vave Guide

Valve Spring Inner & Outer

Packing Kit Complete

Head Gasket kit complete

Line O ring

Large end bearing set, standard for connecting rod assembly

CR Bearing Set

Small end bush for connecting rod assembly

High pressure pipe complete set

Pipe assembly consisting of banjo bolt, copper washer, dual bango bolt, leak of pipe etc.

Chamber joint

Air cleaner NOTE :- 1. Quantities of Parts/ spare shall be assessed by department however when engine of DG Set opened for overhauling certain minor parts required to be replaced of worth of Rs 500/- will be provided by contractor for fully functional of engine without any extra claim to Govt. Quoted unit rate will deemed included for this aspects. 2. Contractor shall have no claim on account of variation of quantities of above items or non execution of above item(s) within permissible limits as per GCC IAFW-2249.

Disconnecting the DG set of capacity 50 to 75 KVA , of any make or any condition as per site condition or any description and in any position & decoupling the engine from alternator unit, strip opening of the DG Set’s engine, for for inspection and repair at site by taking out & removing unserviceable / defective DC wiring & parts/spares, cleaning, servicing, de-scaling of water jackets, de-carbonising the cylinder heads including facing and making valve seats, oiling and greasing of piston sleeves, fixing the serviceable parts in position, replacement of unserviceable parts, replacement of unserviceable wiring with new copper wire cable of existing size, reassembling the engine and coupling the engine with alternator and testing on full load complete all as specified and directed. (Note : The spare parts shall be measure and paid for separately under respective items of this schedule)

Supply only of the following spares parts for 50 to 75 KVA (Required under Sl item No. 9 above)

Piston assembly complete

Cylinder Liner

Piston ring set

Inlet & Exhaust Valves

Vave Guide

Valve Spring Inner & Outer

Packing Kit Complete

Head Gasket kit complete

Line O ring

Large end bearing set, standard for connecting rod assembly complete

CR Bearing Set

Small end bush for connecting rod assembly complete

High pressure pipe complete set

Pipe assembly consisting of banjo bolt, copper washer, dual bango bolt, leak of pipe etc complete.

Chamber joint

Air cleaner NOTE :- 1. Quantities of Parts/ spare shall be assessed by department however when engine of DG Set opened for overhauling certain minor parts required to be replaced of worth of Rs 500/- will be provided by contractor for fully functional of engine without any extra claim to Govt. Quoted unit rate will deemed included for this aspects. 2. Contractor shall have no claim on account of variation of quantities of above items or non execution of above item(s) within permissible limits as per GCC IAFW-2249.

Supply & fixed in repair of Hose pipe set & Clips of water / coolent cooled radiator system for following capacities of DG set :-

50 KVA to 75 KVA DG set

100 KVA to 125 KVA to DG set

160 KVA to 200 KVA DG set

Disconnection and dismantling the fuel injector pump assembly from its original position, repairing & servicing by cleaning / oiling / servicing of fuel injector pump assembly , removing and replacement fuel injector pump repair kit & fuel pipe including calibration complete & refixing the same complete all as specified and directed for following capacities of DG set :-

160 KVA to 200 KVA DG Set

100 to 125 KVA KVA Capacity

50 to 75 KVA Capacity

Dismantling and taking down radiator assy from engine of any capacity of repairs etc transporting of the radiator of capacity upto 200 KVA for repair/maintenance of rediator fins with the help of cleaning coil solution and cleaning to the radiator complete and and removing the sediments and scales, corrosion etc by means of acid cleaning and high pressure water washing and air cleaning, repair to the leakage places by means of gas welding and including initial filling up coolant and re fixing after repairs including replacement of worn out nut bolts washers etc and testing complete all as specified and directed

Dismantling the water pump for the DG Set taking out the worn out parts, refixing the water pump after replacing water pump kit set for following capacities of DG set:-

50 KVA to75 KVA DG set.

100 KVA to 125 KVA DG set.

160 KVA to 200 KVA DG set.

S&F in repair of RPM meter of upto 200 KVA DG set complete all as specified and directed.

S&F in repair of oil pressure Gauge of upto 200 KVA DG set complete all as specified and directed.

S&F in repair of oil temperature Gauge of upto 200 KVA DG set complete all as specified and directed.

S&F in repair of water temperature Gauge of upto 200 KVA DG set complete all as specified and directed.

Taking out following defective parts from Alternator of DG sets and supply and fixing new parts including testing of DG set complete all as directed :-

AVR unit complete suitable for 50 KVA to 75 KVA DG Set

AVR unit complete suitable for 100 KVA to 125 KVA DG Set

AVR unit complete suitable for 160 KVA to 200 KVA DG Set

Disconnection and taking out the turbo charger assembly complete from the Engine of any make of 50 KVA to 75 KVA DG Set and taking to workshop, strip opening of turbo charger and replacement of turbo charger repair Kit , assembling the complete part of the turbo charger and fixing back to the engine the testing and commissioning for satisfactory working complete all as specified and directed.

Disconnection and taking out the turbo charger assembly complete from the Engine of any make of 100 KVA to125 KVA DG Set and taking to workshop, strip opening of turbo charger and replacement of turbo charger repair Kit , assembling the complete part of the turbo charger and fixing back to the engine the testing and commissioning for satisfactory working complete all as specified and directed.

Disconnection and taking out the turbo charger assembly complete from the Engine of any make of 160 KVA to 200 KVA DG Set and taking to workshop, strip opening of turbo charger and replacement of turbo charger repair Kit , assembling the complete part of the turbo charger and fixing back to the engine the testing and commissioning for satisfactory working complete all as specified and directed.

S&F in replacement of maintenance free Battery 12 V, 180 AH 3 years gurantee (manufacturers) 3 Star complete all as specified and as directed.

S&F in replacement of maintenance free battery of capacity 12V, 150 AH 3 years gurantee (manufacturers) 3 Star complete all as specified and as directed.

M&L for replacement of fiexible coupling including coupling nuts, bolts & washers etc and proper alignment complete all as specified and directed at site suitable for DG sets of capacity :-

160 to 200 KVA Capacity

100 to 125 KVA Capacity

50 to 75 KVA Capacity

M&L repair/overhauling of self starter 12/24 Volt of any make/Capacity including replacement of minor items such as carbon brushes, nuts blts etc, complete all as specified directed for fully functional of self starter complete. (Note: All additional spares parts as required will be measured and paid separately as supply only)

Supply only spares parts suitable for self starter 12/24 V as mentioned below:-

Field coil

Armature

Clutch assembly

Supply & fix in repair of self starter assembly 24 volt complete for 160 KVA to 200 KVA DG set complete

Supply & fix in repair of self starter assembly 24 volt complete for 100 KVA to 125 KVA DG set complete

Supply & fix in repair of self starter assembly 12 volt complete for 50 KVA to 75 KVA DG set complete

Supply & fix in repair of Fly wheel ring by removing alternator from engine for 50 KVA to 75 KVA DG set complete

Supply & fix in repair of Fly wheel ring by removing alternator from engine for 100 KVA to 125 KVA DG set complete

Supply & fix in repair of Fly wheel ring by removing alternator from engine for 160 KVA to 200 KVA DG set complete

M&L cleaning oil fuel tank of DG sets of any make and capacity including replacement of fuel level indicating tube and markings of suitable quantity of OEM recommendation complete all as specified and directed.

M&L painting of DG set with two coats of spray painting by spray machine with synthetic enamel paint as per colour code after preparation of old painted surfaces and writing SM/MES nos etc complete all as specified and directed for the following Capacity :-

100 to 200 KVA Capacity DG Set

50 to 75 KVA Capacity DG Set

50 to 250 KVA capacity DG Set but only inside and outside for the aucustic enclosure of the DG set.

S&F in repair of Battery charger with variable voltage for 12V,upto 180AH battery complete all as specified and directed.

S&F in repair of Battery charger with variable voltage for 2x12V,upto 180AH battery complete all as specified and directed.

M&L battery lead copper conductor 25 Sqmm multi stranded PVC insulated with suitable terminals at both ends as per site requirement complete all as specified and directed.

Supply and replaced 'V belt' as per sample for DG sets of capacity complete all as specified and directed

50 to 75 KVA Capacity

100 to 125 KVA Capacity

160 to 200 KVA Capacity

S&F in replacement of Oil cooler suitable for upto 200 KVA DG Sets complete all as specified and directed

Dismantling the Oil cooler from the Engine upto 200 KVA DG Sets and transporting to the work shop for repair by means of gas welding/breezing to jthe copper tubes and reassembling the same and pressure testing at the aquthorised work shop and back to the site and re-fixing the engine and testing complete all as directed and specified

Dismantling of alternator assembly of DG Set of capacity upto 125 KVA and taking out U/S Exitation winding and rewinding of exitation coil with supper enamelled copper winding complete all as per specified and directed.

Dismantling of alternator assembly of DG Set of capacity exc 125 KVA but upto 200 KVA and taking out U/S Exitation winding and rewinding of exitation coil with supper enamelled copper winding complete all as per specified and directed.

M&L for repairing of canopy of DG set by carrying out repairing of door with replacement of broken hinges including nuts, bolts/welding etc as per requirement, cleaning of base of foundation and painting with black paint MS channel with two coats including touching of paint at cannopy by replacing locking arrangement where required complete all as specified and directed

Draining out the old u/s oil from the engine of DG set of any capacity cleaning the oil chamber and supply and filling new lubricant GENSET OIL complete all as directed and specified. ( Note: Lubricant oil shall be procured from approved make and in sealed container.)

Supply and replacement coolant of approved make suitable for DG sets complete all as directed and specified. (Note: Lubricant oil shall be procured from approved make and in sealed container.)

M & L for for repair of DG Control Panel of any description and in any position of capacity DG Set upto 200 KVA including checking AC/DC circuits, tightning of all power / control wiring connection and replacement of unserviceable control wiring with suitable size, single core, copper conductor, flexible, PVC insulated, unsheathed cable suitable upto 1100 volts confirming to IS-694, taking out, removing and replacement of unserviceable parts / spares / items to make AMF functional including testing complete all as specified and directed.

Material and labour for plate earthing with galvanised steel earth plate electrode 60cm x 60 cm x 6 mm thick buried directly in ground (earth pit not less than 2.25 m deep below ground level) with top edge of the plate not less than 1.5 m below normal ground level, connected to galvanised earth lead 32mm x 6mm strip by means of bolts, nuts, check nuts and washers of galvanised iron or steel all surrounded by adequete quantity of charcoal dust and salt to a packed thickness of 15 cm on all sides, earth strip encased in 40 mm bore GI medium grade pipe, including providing watering pipe 20 mm bore GI pipe medium grade from bottom of the earth pit to the top of the electrode complete with earth pit in PCC 1:2:4 type B - O using 12 mm graded crushed stone aggregate, earth work and RCC cover Complete all as specified and shown in electrical plate number 3 of SSR part -1, incl dismantlimg of existing earth pit complete all as specified and directed. (Note: GI earth strip upto 7.5 RM from the test point shall be deemed included in quoted unit rate.)

M&L maintenance/repair at LT Control panel including cleaning in side the panel, tightening of all connection complete installed at pump house for centrifugal pump set/ borewell at different places in the area and replacement of spare parts as required during maintenance. (Note: Spare part will be measured and paid seperately under relevent item as supply only) complete upto 75 HP motor pump set (once in a month) with FASD starter and MCCB.

Material and labour for removing old paint by paint removers or burning off by blow lamps and cleaning with scrapers, any number of coats, any width or girth from the existing suction/ delivery pipe line including headers of any size and applying of painting to existing surcface by using spray gun with one coat of red oxide and two coat of synthetic enamel paints on existing suction/ delivery pipe lines, including Headers of any size using Blue/Red/Black colour as per site requirement complete all as specified and as directed.

S&F in replacement moulded case circuit breakers 4 Pole 415 Volt adjustable type 350 Amp with breaking capacity 36 KA complete all as specified and directed

S&F in replacement moulded case circuit breakers 4 Pole 415 Volt adjustable type 250 Amp with breaking capacity 36 KA. complete all as specified and directed

S&F in replacement moulded case circuit breakers 3 Pole 415 Volt adjustable type 200 Amp with breaking capacity 36 KA. complete all as specified and directed

S&F in replacement moulded case circuit breakers 3 Pole 415 Volt adjustable type 160 Amp with breaking capacity 36 KA. complete all as specified and directed

S&F in replacement moulded case circuit breakers 3 pole 125 Amps having breaking capcity 25 KA at 415 volts. complete all as specified and directed

S&F in replacement moulded case circuit breakers 3 pole 100 Amps having breaking capcity 25 KA at 415 volts. complete all as specified and directed

S&F in replacement moulded case circuit breakers 3 pole 63 Amps having breaking capcity 10 KA at 415 volts complete all as specified and directed

S&F in replacement onload changeover switch 4 pole 200 Amps panel mounted compete all as specified and directed

S&F in replacement onload changeover switch 4 pole 250 Amps panel mounted compete all as specified and directed

S&F in replacement onload changeover switch 4 pole 320 Amps panel mounted compete all as specified and directed

S&F in replacement onload changeover switch 4 pole 400 Amps panel mounted compete all as specified and directed

S&F in replacement offload changeover switch 4 pole 250 Amps in sheet enclosure compete all as specified and directed

S&F in replacement offload changeover switch 4 pole 320 Amps sheet enclosure compete all as specified and directed

S&F in replacement offload changeover switch 4 pole 400 Amps sheet enclosure compete all as specified and directed

S&F in replacement 3 pole power contactor ML-3, 28-42 Amps 415 volts, 50 HZ suitable for fixing in existing panel complete all as specified and directed

S&F in replacement 3 pole power contactor ML-02, 20-32 Amps 415 volts, 50 HZ suitable for fixing in existing panel complete all as specified and directed

S&F in replacement 3 pole power contactor ML-1.5, 25 Amps suitable for fixing in existing panel complete all as specified and directed

S&F in replacement of fully automatic star - delta straters in sheet enclosure type ML-1.5 FASD complete all as specified and directed

S&F in replacement of fully automatic star - delta straters in sheet enclosure type ML-3 FASD complete all as specified and directed

Supply and fixing in replacement of fully automatic star delta starter type ML-4 complete all as specified and directed

M&L in replacement of single phase preventor type VSP-II complete all as specified and directed

S & F in replacement of Amp Meter 0 to 100 Amp of size 96 mm x 96 mm Analog Type complete all as specified and directed

S & F in replacement of Volt Meter 0 to 500 Volts of size 96 x 96 mm Analog Type complete all as specified and directed

S & F in replacement of Amp Meter 0 to 100 Amp of size 96 mm x 96 mm Digital Type complete all as specified and directed

S & F in replacement of Volt Meter 0 to 500 Volts of size 96 x 96 mm Digital Type complete all as specified and directed

S & F in replacement of single phase indicator lamp LED type assembly as per site requirement complete.

M&L PVC insulated multistranded copper conductor wire, 1100 Volts in replacement, single core of size 1.5 Sq mm complete all as specified and directed

M&L PVC insulated multistranded copper conductor wire, 1100 Volts in replacement, single core of size 2.5 Sq mm complete all as specified and directed

S&F in replacement of thermal over load relay type ML-1.5 relay range 10-16 Amps complete all as specified and directed

S&F in replacement of thermal over load relay type ML-2 relay range 20-32 Amps complete all as specified and directed

Material and labour for removing any type of old paint by paint removers or burning off by blow lamps and cleaning with scrapers, any number of coats, any width or girth from the existing Centrifigal Motor and pump of cap 15 to 75 HP and applying painting by using spray gun with one coat of red oxide and two coat of synthetic enamel paints as per colour code, complete all as specified and directed. (Note: Shade of color code:- Motor colour - Dark Grey, Pump colour - Blue, Coupling - Black)

Material and labour for painting to existing surcface of NRV,sluice valves/Strainers valves of capacity 80 mm to 150 mm by using spray gun with one coat of red oxide and two coat of synthetic enamel paints as per colour code as mentioned below complete all as specified and directed. (Note: color shades are as under:- NRV colour - Black, Sluice Valve colour - Black)

Material and labour for removing old paint by paint removers or burning off by blow lamps and cleaning with scrapers, any number of coats, any width or girth from the existing MS Base frame of Centrifigal motor and pumps of cap 15 to 75 HP complete all as specified and directed. (Note: Unit quoted rate shall be included cost of Labour only for dismantling the Cetrifugal Motor and pump from existing base frame to make the base frame free for painting work and re-fixing the cetrifugal motor and pump on the same frame after completion of necessary painting work of capacity 15 to 75 HP. )

Disconnecting, taking out and removing old existing unserviceable underground, LT XLPE/PVC insulated Aluminium conductor cable of any description and in any position complete including taking down existing protection pipe etc, for the size of 35 Sqmm to 50 Sqmm of any core from ducts / trenches / poles /pipes etc complete all as specified and directed. ( Excavation earth work, sand cushioning, brick protection shall be measured and paid separately)

Supply and laying of LT XLPE insulated, heavy duty armoured electric cable with aluminium conductor 1100 Volts grade, cross-sectional area 35 sqmm 3.5 core laid in trenches/ducts, floors, fixed to walls etc. all as Specified and as directed

Supply and laying of LT XLPE insulated, heavy duty armoured electric cable with aluminium conductor 1100 Volts grade, cross-sectional area 50 sqmm 3.5 core laid in trenches/ducts, floors, fixed to walls etc complete all as Specified and as directed

Supply and laying of LT XLPE insulated, heavy duty armoured electric cable with aluminium conductor 1100 Volts grade, cross-sectional area 70 sqmm 3.5 core laid in trenches/ducts, floors, fixed to walls etc complete all as specified and as directed

M&L cable jointing kit for 1.1 KV grade cable for straight through heat shrinkble type joint complete with jointing material suitable 3.5 core XLPE aluminum conductor cable size 35 sqmm to 120 Sqmm complete all as specified and as directed

Excavation in trenches not exc 1.5 Mtr wide and not exc 1.5 Mtr deep for pipe line/cable in any type of soil getting out and levelling of bottom surface to required level complete all as specified and as directed.

Returning filling in, including spreading, leveling, watering and well ramming in layers not exc 25Cum thick complete all as specified and as directed.

Removing excavated material from site to a distance not exc 50 mtr away and depositing where directed not exc 1.5mtr from the starting point complete all as specified and as directed.

Supplying and laying of Sub class 'B' bricks in trenches for protection to cable complete all as specified and directed.

Supplying and filling in trenches Jamuna Sand for cushioning free from dust & vegetation complete all as specified and as directed.

S&F in replacement of electromagnetic Flow meter of size 80mm with inline monitoring, IP 68 flow sensor protection, IP 65 display enclosure, accuracy +/- 0.5% of MV, IP 65 display enclosure complete all as specified and directed.

S & F in replacement of street light energy saving envoirmental friendly long life LED street light/Bldg security light made of pressure die cast aluminium housing with with high power LED 60 Watt as light source confirming to IP 66 complete all as specified and directed. ( Note: Punned depth of sand cushioning shall be paid.)

Note:- Sch of credit amount of Rs. 91339/- shall be deducted from total quoted BOQ Amount when work acceptance letter issued.

national engineering

CHOUDHARY ELECTRICAL

Haryana EngineerService

Sumit Enterprises

Ridhi engineers and builders

Bluemax Associate

Surjit and Sons