REPAIR TO DRAIN, CULVERT, TOE WALL, REPAIR AND MAINT TO LIGHTENING ARRESTOR INFRASTRUCTURE AND CONNECTED WORK AT WSA OF 20 WING AF STN AND REPAIR AND MAINT OF DG SETS AND CONNECTED PANEL AT 20 WING AND 273 SU AF STN UNDER GE AF BAGDOGRA

Amount

Demolition of Brickwork masonry, built in cement mortar including all quoins, arches, pillars, etc, but excluding ashlar facings, dressed stonework and precast concrete articles

M &L for Brickwork with subclass ‘B’ bricks straight or curved on plan exc 6m mean radius built in 1:6 complete all as specified and as directed.

M &L for Brickwork with subclass ‘B’ bricks straight or curved on plan exc 6m mean radius in half brick thick wall built in 1:4 complete all as specified and as directed.

Demolition of (Unreinforced) Cement Concrete in ground floors and pavings n.exc 15 cm thickness (below or above ground level) complete all as specified and directed.

M&L for PCC 1:3:6, type B-2 (using 40mm graded stone agg) as in surface channel bed/drains/in manholes all as specified laid to slope and finished surface even and smooth complete all as specified & directed.

M&L for PCC 1:3:6, type C-1 (using 20mm graded stone agg) as in coping benching bed blocks incl necessary form work complete all as specified & directed.

Demolition of Reinforced Cement Concrete in ground floors and pavings n.exc 15 cm thickness (below or above ground level) complete all as specified and directed.

M&L for precast cement concrete (1:2:4) type B-1 (20mm graded aggregate) in cover slab for drain and placing in position etc and set in cement mortar 1:4 complete all as specified and as directed.

M&L for 15mm thick rendering on fair face of brick work or concrete surfaces in CM 1:4 and the finished surface fair and even complete all as specified & directed.

Extra for forming fair finished drain or channel 30cm inner girth in cement concrete using extra cement incl forms moulds, mitered/stopped ends etc. complete all as specified & directed.

Add to or deduct for each 25 mm girth or part thereof over and under 30cm girth.

S&F 300mm bore of pipe Reinforced concrete pipes, class NP-2 with one collar per length of pipe complete all as specified & directed.

Excavation in trenches in soft/loose soil not exceeding 1.5 m wide and n.exc 1.5 m in depth for foundation, etc. or for shafts, wells, cesspits, manholes, pier holes, etc.and forming bottom surface to reqd level, slopes, gradient etc and getting out nexc 10 sq m on plan all as specified & directed.

Returning/filling trenches in soft/loose soil including spreading watering, well ramming in layers n.exc 25 cm thick after laying and testing of pipe complete all as specified & directed.

Removing excavation material surplus soil to a distance n.exc 50m and depositing where directed at a level n.exc 1.5m above the starting point complete all as specified & directed.

Material & Labour for repairs and comprehensive maint of DG Set of 7.5KVA to 10KVA capacity, including testing and commissioning after repair/ replacement of wornout parts/ items including De-canning of used engine oil from the DG Set through opening drain out plug/nuts, cleaning of engine oil sump with G38K'oil complete. Dismantling of radiator assembly by unscrewing nut & bolts & disconnecting radiator hose pipe, radiator cap, chemically cleaning internally radiator with cleaning agent, brazing/welding of leakage/cracks if necessary for proper functioning, removing all deposited material & removing out all dust particles from out side and refixing the same on its original location connecting of hose pipe, including oiling/ greasing of exhaust fan, bearing etc., all as directed and upto the entire satisfaction of Engr-in-charge. Make:- cummins/greaves. Note:- Spare parts will be measured and paid separately.Labour charges for replacement of spares is deemed to be inclusive in quoted rate.

All as per item No 16 above here-in-before but DG set of capacity 20KVA to 25KVA.

All as per item No 16 above here-in-before but DG set of capacity 35KVA to 40KVA.

All as per item No 16 above here-in-before but DG set of capacity 62.5KVA.

All as per item No 16 above here-in-before but DG set of capacity 75KVA to 82.5KVA.

All as per item No 16 above here-in-before but DG set of capacity 100KVA to 125KVA.

All as per item No 16 above here-in-before but DG set of capacity 180KVA to 200KVA.

All as per item No 16 above here-in-before but DG set of capacity 365KVA.

Supply only for replacement of Radiator Rubber hose pipes (Hose Water Pump inlet pipe to Radiator Outlet) with fixing clamps suitable for DG set of any make and capacity.

All as per item No 24 above here-in-before but for Pipe Radiator to Pump Inlet.

Supply only for replacement of Fuel filters (as per existing sample) suitable for DG set of capacity 180KVA to 365KVA.

Supply only for replacement of Fuel filters (as per existing sample) suitable for DG set of capacity 75KVA to 125KVA.

Supply only for replacement of Fuel filters (as per existing sample) suitable for DG set of capacity 25KVA to 62.5KVA.

Supply only for replacement of Fuel filters (as per existing sample) suitable for DG set of capacity 7.5KVA to 20KVA.

Supply only for replacement of Lub oil filter with O ring, (as per existing sample) suitable for DG set of capacity 125KVA to 365KVA.

Supply only for replacement of Lub oil filter with O ring, (as per existing sample) suitable for DG set capacity 75KVA to 100KVA.

Supply only for replacement of Lub oil filter with O ring, (as per existing sample) suitable for DG set of capacity 25KVA to 62.5KVA.

Supply only for replacement of Lub oil filter with O ring, (as per existing sample) suitable for DG set of capacity 7.5KVA to 20KVA.

Supply only for replacement of Air filter (outer and inner), (as per existing sample) suitable for DG set of capacity 200KVA to 365KVA.

Supply only for replacement of Air filter (outer and inner), (as per existing sample) suitable for DG set of capacity 180KVA.

Supply only for replacement of Air filter (outer and inner), (as per existing sample) suitable for DG set of capacity 100KVA to 125KVA.

Supply only for replacement of Air filter (outer and inner), (as per existing sample) suitable for DG set of capacity 75KVA to 82.5KVA.

Supply only for replacement of Air filter (outer and inner), (as per existing sample) suitable for DG set of capacity 25KVA to 62.5KVA.

Supply only for replacement of Air filter (outer and inner), (as per existing sample) suitable for DG set of capacity 7.5KVA to 20KVA.

Supply only for replacement of Fuel pipe duly covered with supper fine steel wire with coupling, nut and bolts (as per sample of existing make and size) suitable for DG set of capacity 7.5KVA to 63KVA .

Supply only for replacement of Fuel pipe duly covered with supper fine steel wire with coupling , nut and bolts (as per sample of existing make and size) suitable for DG set of capacity 82.5KVA to 125KVA .

Supply only for replacement of Fuel pipe duly covered with supper fine steel wire with coupling , nut and bolts (as per sample of existing make and size) suitable for DG set of capacity 180KVA to 365KVA .

Supply only for replacement of Fan belt (as per sample of existing type and size) suitable for DG set of capacity 7.5KVA to 25KVA .

Supply only for replacement of Fan belt (as per sample of existing type and size) suitable for DG set of capacity 62.5KVA to 125KVA .

Supply only for replacement of Fan belt (as per sample of existing type and size) suitable for DG set of capacity 180KVA to 365KVA .

Supply only for replacement of Float assy (as per sample and existing type) suitable for DG set of capacity 7.5KVA to 25KVA .

Supply only for replacement of Float assy (as per sample and existing type) suitable for DG set of capacity 62.5KVA to 125KVA .

Supply only for replacement of Float assy (as per sample and existing type) suitable for DG set of capacity 180KVA to 365KVA .

Supply only for replacement of Fuel Meter (as per sample and existing type) suitable for DG set of capacity upto 365KVA.

Supply only for replacement of Water Temp Meter (as per sample and existing type) suitable for DG set of capacity upto 365KVA.

Dismantling of DG Set of capacity 125 KVA engine capacity 156 BHP for cleaning, disloading, de-carbonising & adjustment of tappet and nozzle etc of the component of the engine, identify the components/spare parts which needs to be replaced and reassembling the complete engine after replacing the unserviceable parts and carrying out other necessary job as required for smooth functioning of engine and all as specified by manufacturer and as directed. Make - GREAVES/Cummins Note :- (i) All spare parts need to be replaced will be measured separately. (ii) Labour charge for replacement of spares are deemed to be included in unit rate quoted for the item under relevant item. (iii) Cost of necessary machining, remelting, cutting, threading, welding etc are required for various usable parts/component etc shall be deemed to be included in the unit rate for the item under relevant item. (iv) DHPP shall be supplied by the Deptt free of cost for running & testing purpose.

Supply only Piston (as per existing sample) suitable for DG Set of capacity 125KVA.

Supply only Piston pin suitable for DG Set of capacity 125KVA.

Supply only Piston ring suitable for DG Set of capacity 125KVA.

Supply only Connecting rod bearing for DG Set of capacity 125KVA.

Supply only Valve cone inlet for DG Set of capacity 125KVA.

Supply only Valve cone exhaust for DG Set of capacity 125KVA.

Supply only Cylinder head gasket for DG Set of capacity 125KVA.

All as item No 51 here-in-before above, but DG Set 100KVA Engine of capacity 149.5 BHP. Make :- Cummins/Greaves

Supply only Piston (as per existing sample) suitable for DG Set of capacity 100KVA.

Supply only Piston pin suitable for DG Set of capacity 100KVA.

Supply only Piston ring suitable for DG Set of capacity 100KVA.

Supply only Connecting rod bearing suitable for DG Set of capacity 100KVA.

Supply only Valve cone inlet suitable for DG Set of capacity 100KVA.

Supply only Valve cone exhaust suitable for DG Set of capacity 100KVA.

Supply only Cylinder head gasket suitable for DG Set of capacity 100KVA.

All as item 51 above but DG Set 75KVA Engine Capacity 105 BHP. Make:- Cummins/Greaves

Supply only Piston (as per existing sample) suitable for DG Set of capacity 75KVA.

Supply only Piston pin suitable for DG Set of capacity 75KVA.

Supply only Piston ring suitable for DG Set of capacity 75KVA.

Supply only Connecting rod bearing suitable for DG Set of capacity 75KVA.

Supply only Valve cone inlet suitable for DG Set of capacity 75KVA.

Supply only Valve cone exhaust suitable for DG Set of capacity 75KVA.

Supply only Cylinder head gasket suitable for DG Set of capacity 75KVA.

All as item 51 above but DG Set 40KVA Engine Capacity 58 BHP. Make: - Cummins/Greaves

Supply only Piston (as per existing sample) suitable for DG Set of capacity 40KVA.

Supply only Piston pin suitable for DG Set of capacity 40KVA.

Supply only Piston ring suitable for DG Set of capacity 40KVA.

Supply only Connecting rod bearing suitable for DG Set of capacity 40KVA.

Supply only Valve cone inlet suitable for DG Set of capacity 40KVA.

Supply only Valve cone exhaust suitable for DG Set of capacity 40KVA.

Supply only Cylinder head gasket suitable for DG Set of capacity 40KVA.

All as item 51 above but DG Set 10KVA Engine Capacity 16 BHP. Make :- Cummins/Greaves

Supply only Piston (as per existing sample) suitable for DG Set of capacity 10KVA.

Supply only Piston pin suitable for DG Set of capacity 10KVA.

Supply only Piston ring suitable for DG Set of capacity 10KVA.

Supply only Connecting rod bearing suitable for DG Set of capacity 10KVA.

Supply only Valve cone inlet suitable for DG Set of capacity 10KVA.

Supply only Valve cone exhaust suitable for DG Set of capacity 10KVA.

Supply only Cylinder head gasket suitable for DG Set of capacity 10KVA.

M&L for repair/servicing and calibration of fuel pump (FIP) and governor complete with injection assembly including replacement of necessary spare parts of 62.5KVA to 82.5KVA engine complete all as specified and directed by Engineer-in-Charge. Make : Cummins/ Greaves Note : Spares required will be measured under relevant items as supply only.

Supply only Injector sleeve for FIP & Governor as suitable for DG Set of 62.5KVA to 82.5KVA DG Set

Supply only Grooved nut suitable for DG Set of 62.5KVA to 82.5KVA DG Set.

Supply only Injector element suitable for DG Set of 62.5KVA to 82.5KVA DG Set.

Supply only Valve seat (inlet) suitable for DG Set of 62.5KVA to 82.5KVA DG Set.

Supply only Valve seat (outlet) suitable for DG Set of 62.5KVA to 82.5KVA DG Set.

Supply only Valve stream suitable for DG Set of 62.5KVA to 82.5KVA DG Set.

Supply only Shapol gasket suitable for DG Set of 62.5KVA to 82.5KVA DG Set.

Supply only Injector high pressure fuel pipe suitable for DG Set of 62.5KVA to 82.5KVA DG Set.

Supply only Fuel pump valve holder suitable for DG Set of 62.5KVA to 82.5KVA DG Set.

All as item No 91 here-in-before, but engine capacity 20KVA to 40KVA. (Make:- Cummins/ Greaves

Supply only Injector sleeve for FIP & Governor as suitable for DG Set of 20KVA to 40KVA DG Set.

Supply only Grooved nut suitable for DG Set of 20KVA to 40KVA DG Set.

Supply only Injector element suitable for DG Set of 20KVA to 40KVA DG Set.

Supply only Valve seat (inlet) suitable for DG Set of 20KVA to 40KVA DG Set.

Supply only Valve seat (outlet) suitable for DG Set of 20KVA to 40KVA DG Set.

Supply only Valve stream suitable for DG Set of 20KVA to 40KVA DG Set.

Supply only Shapol gasket suitable for DG Set of 20KVA to 40KVA DG Set.

Supply only Injector high pressure fuel pipe suitable for DG Set of 20KVA to 40KVA DG Set.

Supply only Fuel pump valve holder suitable for DG Set of 20KVA to 40KVA DG Set.

All as item No 91 here in before, but engine capacity of 100KVA to 125KVA. Make: Cummins/Greaves

Supply only Injector sleeve for FIP & Governor as suitable for DG Set of 100KVA to 125KVA

Supply only Grooved nut suitable for DG Set of 100KVA to 125KVA.

Supply only Injector element suitable for DG Set of 100KVA to 125KVA.

Supply only Valve seat (inlet) suitable for DG Set of 100KVA to 125KVA.

Supply only Valve seat (outlet) suitable for DG Set of 100KVA to 125KVA.

Supply only Valve stream suitable for DG Set of 100KVA to 125KVA.

Supply only Shapol gasket suitable for DG Set of 100KVA to 125KVA.

Supply only Injector high pressure fuel pipe suitable for DG Set of 100KVA to 125KVA.

Supply only Fuel pump valve holder suitable for DG Set of 100KVA to 125KVA.

All as item No. 91 here in before, but engine capacity from 180KVA to 200KVA. Make:- Cummins/ Greaves.

Supply only Injector sleeve for FIP & Governor as suitable for DG Set of 180KVA to 200KVA.

Supply only Grooved nut suitable for DG Set of 180KVA to 200KVA.

Supply only Injector element suitable for DG Set of 180KVA to 200KVA.

Supply only Valve seat (inlet) suitable for DG Set of 180KVA to 200KVA.

Supply only Valve seat (outlet) suitable for DG Set of 180KVA to 200KVA.

Supply only Valve stream suitable for DG Set of 180KVA to 200KVA.

Supply only Shapol gasket suitable for DG Set of 180KVA to 200KVA.

Supply only Injector high pressure fuel pipe suitable for DG Set of 180KVA to 200KVA.

Supply only Fuel pump valve holder suitable for DG Set of 180KVA to 200KVA.

Labour charge only for repairing of turbo chargers including re-conditioning after necessary replacement of spares/components complete all as specified and directed cummins/ greaves 100KVA to 200KVA DG Sets as supply only. Note : Spares will be measured separately under relevant items

Replacement of Core assembly suitable for DG Set of 100KVA to 200KVA capacity.

Labour charge for repairing of water pump assembly including re-conditioning after necessary replacement of spares/ components for 100KVA to 125KVA Cummins/ Greaves DG Set as supply only. Note : Spares required will be measured under relevant items.

Supply only Main Oil seal (R&F) suitable for 100KVA to 125KVA DG Set.

Supply only Main Bearing Set suitable for 100KVA to 125KVA DG Set.

Supply only Copper head gasket suitable for 100KVA to 125KVA DG Set.

All as item No 133 here-in-before but Engine capacity 82.5KVA. Make : Cummins/Greaves

Supply only Main Oil seal (R&F) suitable for 82.5KVA DG Set.

Supply only Main Bearing Set suitable for 82.5KVA DG Set.

Supply only Copper head gasket suitable for 82.5KVA DG Set.

All as item No 140 here-in-before but Engine capacity 62.5KVA to 75KVA. Make : Cummins/Greaves

Supply only for replacement of Main Oil seal (R&F) for 62.5KVA to 75KVA DG Set.

Supply only for replacement of Main Bearing Set for 62.5KVA to 75KVA DG Set.

Supply only for replacement of Copper head gasket for 62.5KVA to 75KVA DG Set.

Supply and fixing in repair on load change over switch (I-O-II), open execution type, 415V, 125 amps four pole including suitable lugs, nuts, bolts and washers all as specified and directed. (Make :- Havells or equivalent in L&T/Siemens/Legrand).

All as per item No. 145 above here-in-before but for 200 Amps. (Make :- Havells or equivalent in L&T/Siemens/Legrand).

Dismantling alternator from the engine base and repairing including replacement of worn out parts reassembling, reinstalling, reconnecting with engine including testing on load for 20 to 40 KVA DG set, complete, all as specified and directed.

All as per item No. 147 above here-in-before but for 63KVA to 75KVA.

Rewinding of armature with super enamelled copper of required size wire including varnishing, sleeves, cotton tape and heating etc. for 40KVA to 62.5KVA capacity complete, all as specified and directed. Note : The retrieved copper winding wire shall be handed over to store and necessary RV obtained.

All as per item No. 149 above here-in-before but for 75KVA to 125KVA.

Dismantling and taking down unserviceable self starter transporting to work shop for repairs and transporting back to site after complete cleaning, servicing, drying including varnishing and re-installation at site and testing after completion, complete, all as specified and directed.

Repair to self starter including rewinding the coil winding, bearing pinion bush solenoid switch carbon brush and holder including transporting back to site re-installing and testing complete all as specified and directed of 12 Volt capacity. Note:- any minor item required for complete repair and making the self starter functional in addition to rewinding is deemed to be included in quoted rates. The retrieved copper winding wire shall be handed over to store and necessary RV obtained.

All as per item No.152 above here-in-before but for 24 volts.

Dismantling and taking out unserviceable dynamo alternator of DG Set of any capacity, transporting to workshop for repairs and transporting back to site after complete cleaning, servicing, drying including varnishing, reinstalling at site and testing after completion, complete all as specified and directed.

Repair to Dynamo alternator of DG Set of capacity 40KVA to 75KVA including rewinding of coil, replacement of GM Bush, housing plate, cutout plate and connecting and testing complete all as directed. Note:- Any minor item required for complete repair is deemed to be inclusive in quoted rates. The retrieved copper winding wire shall be handed over to store and necessary RV obtained.

Material & Labour for replacement of premix coolant type JIS-K-2234-94 class 2. Make :- Voluoline or of ISI make as approved.

Supply & Fixing in replacement of Battery terminal and connected lead 1 mtr long.

M &L for preparation of surfaces for DG set painting by scrapping damaged paint and painting with two coats of synthetic enamelled paint as per colour coding for DG Set of capacity 62.5KVA to 125KVA complete all as directed.

M & L for welding/ fixing of DG Set enclosure door of any make and type including replacement of hinges, nuts, bolts/ revites etc., all as per specified and directed. Note : One door is considered as one job

Labour charge only for repairing of AMF panel including repair of ON & OFF relay, display control, control assembly, relay card, motor mechanism, MCCB, Spreaders & phase barrier, MCB, power contactor, CT coil etc. Note : Replacement of Spares other than internal control wiring as required will be measured and paid separately.

Supply only UV/OV relay VCT D2 din rail mounting variant with digital display , auto/manual reset (timing and monitoring relay). Make : Siemens cat No 7UG0818-1CA20 and L&T or other equivalent & approved make.

Supply only OEN relay with base 14 pin 230 V AC with din rail mounting and LED indicator. Make : Siemens Cat No 7RQ0100-0DR00 and 7RQ0210-1DX00 L&T or other equivalent & approved make

Supply only for 4 pole power contactors 160 Amps, Conforms to IS/IEC 60947-4-1 and IEC 69947-4-1, Aux contact 2 NO + 2 NC complete. Make: - L&T, Model : MCX-32, Cat No. CS97020 or equivalent in C&S/ Havells/ Siemens as approved.

Supply only for 4 Pole Power Contactors 360 Amps, Conforms to IS/IEC 60947-4-1 and IEC 69947-4-1, Aux contact 2 NO + 2 NC complete. Make: - L&T, Model : MCX-42, Cat No. CS97024 or equivalent in C&S/ Havells/ Siemens as approved.

Supply only for CT 200/5 ,AC 230 V. Make : Siemens/L&T or any other equivalent from approved make.

Supply only for spreaders link & Phase barrier (set of 4) 4P 100/160/250A. Make : Siemens, Cat No 3VT9100-4ED40-0RC0 or equivalent make in Havells/ Legrand/L&T

Supply only for MCCB, 4 Pole, 100 Amps, 415 Volts breaking 25 KA, Fixed Thermal & Fixed Magnetic type. Make : Havells or equivalent make in Legrand/L&T/Siemens.

Supply only relay CARD (2 way channel) Make : L&T/ Siemens or other equivalent & approved make

Supply only control (PCC0301 Control Assembly) Make : L&T/ Siemens or other equivalent & approved make

Supply only engine display control As per site requirement and existing type.

Supply only conductor AVR 10022, upto 100A as suitable for DG Set of any make and capacity. Make : L&T/ Siemens or other equivalent & approved make

All as per item No 171 here-in-before but from 125 Amps to 630 Amps

Supply only Timer (Forward, Pause, Reverse type), ON time :6 sec -60 min, Pause time : 0.1 sec-200 sec, 12 -240 VAC/DC with 2 C/O arrangement. Make : L&T/ Siemens or other equivalent & approved make

Supply and fixing in repair battery charger 12V, 10Amps suitable for charging DG Sets battery of any make or type as per the existing in AMF panel all as specified and directed.

Supply and fixing in repair of solenoid switch, 12V suitable for AMF Panel as per site requirement all as specified and directed.

Taking down old unserviceable control wiring and replacement by using suitable gauge super enamelled copper conductor wires as per existing gauge for DG Set of any make and type of capacity 62.5KVA to 125KVA, complete all as specified and directed.

Supply and fixing in repair of timer second/min multi function with 1 C/O contactor (Range 0.05 sec to 100 Hrs) 240 V suitable for AMF Panel as per site requirement all as specified and directed. Make: Simens Cat No. 3RP1505-1AW308K & L&T or other equivalent as approved.

Supply and fixing for self starter 12 Volts. Make :- TVS Lucas or ISI as approved.

Supply and fixing for self starter 24 Volts . Make :- TVS Lucas or ISI as approved.

Supply and fixing in repair of ON & OFF push switch with element suitable for AMF Panel as per site requirement all as specified and directed. Make: Simens Cat No. 3SB5000-0AC01 and L&T or other equivalent & approved make.

Dismantling and taking down unserviceable fuel injector with nozzle transporting to work shop for the necessary repairs and transporting back to site, re-fixing and testing after completion, complete all as specified and directed.

Overhauling and testing of injector nozzle on test bench for fine mist spray including replacement unserviceable parts for DG set of capacity 62.5KVA to 125 KVA complete all as specified and directed.

Supply and fixing in repair battery 12V, 90 AH suitable for DG sets all as per specified and directed. Make :- Exide/Amaron

Supply and fixing in repair battery 12V, 180 AH suitable for DG sets all as per specified and directed. Make :- Exide/Amaron

Supply and fixing in repair of Indicator lamp of colour red, blue, yellow complete all as per site requirement and as directed.

Supply and fixing in repair battery charger 24V, 10 Amps suitable for charging DG Sets battery of any make or type as per the existing in AMF panel complete all as directed.

Supply and fixing in repair Automatic Transfer switch (ATS), 100 Amps, Four Pole, AC-31A, 50 Hz, 415V, Automatic/Manual operation with complete protection, inbuilt time delay open execution type, conforms to IEC:60947-1 all as specified and directed. Make : Havells Cat No :IHYFCDO100 or equivalent in Siemens/Indoasian/ABB.

Supply and fixing in repair Automatic Transfer switch (ATS), 200 Amps, Four Pole, AC-31A, 50 Hz, 415V, Automatic/Manual operation with complete protection, inbuilt time delay open execution type, conforms to IEC:60947-1 all as specified and directed. Make : Havells Cat No : IHYFCDO200 or equivalent in Siemens/Indoasian/ABB.

Supply and fixing in repairs MCCB, 4 Pole, 125 Amps, 415 Volts breaking 25 KA, Fixed Thermal & Fixed Magnetic Type. Make : Havells/L&T/ Legrand/Siemens

Supply and fixing in repair Exhaust expansion bellow with Gasket of existing type and size as suitable for DG Set of 125 KVA Capacity including testing complete all as directed.

Taking out and removing earth strip any size and description all as specified and directed.

Supply, fixing and brazing in replacement of Earth continuity conductor with adequate size insulator fixed to wall on batten or recess or any other indicated situation for loop earthing etc. as required 32mm x 6mm copper strip complete all as specified and directed.

All as item No. 196 above here - in - before but of size 20 mm x 3.15 mm

S & F Air termination copper rod 12 mm dia, 1.00 mtr long single point including base plate and dismantling old one all as per specified and directed.

S & F in repairs porcelain ridge insulator of size 75 x 35 x 40mm with 01 No. GI blot of 65mm dia and 40mm long including nut & washer and 02 nos GI bolt of 10mm dia and 50mm long including nut & washer for holding/fixing copper/GI / Aluminium strip on roof/ wall complete all as specified and directed.

M & L for galvanised steel wire 4 mm dia to be stringed as continuous earthing wire on over head LT lines or Lightening Arresters complete all as directed including taking down the old rusted earth wire as per site requirement and as directed.

S & F in replacement of supports, clamps and back plate fabricated from structural steel section, including nut, bolts, washers, welding, bendings cold or hot, drilling hole for both in any shape or size for fixing of Stay Assembly to LA Poles etc and inclusive of one primer coat, one under coat and one finishing coat of paint including taking down the old unserviceable supports, clamp sets etc complete as per site requirement and as directed.

M & L for galvanised stay strand (Grade 2), size 7/4.0mm for support to LA Poles complete all as directed including taking down the old unserviceable stay wire.

M & L stay assembly complete with accessories as shown in electrical plate No 1 (Loop type insulator, stay clamps, excavation and concrete only measured separately) using diameter of stay rod 16 mm and MS stay plate 230mm x 230mm including taking down complete all as directed.

Supply and fixing in replacement of loop type insulator vitreous white,brown or green insulator small size, with over all dimensions 65 x 90 mm, clearance of hole 16 mm complete all as specified and directed.

M&L in repairs for 40 mm bore GI pipe light grade ISI marked for earth strip/ lightening arrester protection with all fixing accessories for copper strip such as, Nut bolts and washers insulator with necessary brick work for fixing GI pipe complete all as specified and directed.

Demolition of PCC of any description above/below ground level exceeding 15cm complete all as specified and directed.

M & L for Plain cement concrete (1:4:8) type D-2 (using 40mm graded crushed stone aggregates) below GL as in foundation of LA poles etc all specified and directed.

M & L for Plain cement concrete (1:3:6) type C1 (using 20mm crushed stone aggregate) for coping for LA poles and stay in repairs all complete as per site requirement and as directed.

M&L for Plain cement concrete (1:3:6 ) type C2 (using 40mm stone aggregate) below GL as in foundation for stay assembly as erected for support to LA Poles complete all as directed.

Material and labour for Test point terminal block in repairs as made of gun metal or phosphorus bronze size 75x75x25mm, drilled and screwed including 3 nos. 8mm dia 25mm long hex. head screw complete all as specified & directed.

NOTES :- 1. The amount of schedule of credit shall be deducted from the total of this BOQ for arriving at contract sum. 2. Unless otherwise specified the rates for PCC shall deemed to include the cost of formwork shuttering etc., required for complete and proper execution of the work. Refer Schedule A notes for details.

M/s Chakraborty Enterprise

M/S SUNNY ENTERPRISE

SHRI P P SHARMA

HALDER ENTERPRISERS

M/S P K ROY AND CO

M/S BENGAL ENGINEERING ENTERPRISES