REPAIR AND MAINTENANCE OF EXTERNAL WATER SUPPLY DISTRIBUTION SYSTEM AND ELECTRIC SUPPLY DISTRIBUTION SYSTEM DG SET ALONGWITH CONNECTED ITEMS AT 44 WEU UNDER GE (AF) BHISIANA

Amount

External Electric Supply Works

Supply and fixing in replacement of Switch air break gang operated tripple pole mechanically operated from ground level mounted on 12 insulators, outdoor type suitable for vertical installation single break provided with locking arrangement for operating handle including seven levers "Navtal" lock consisting of mild steel channel, HT post top insulator copper alloy high pressure assembly with drop out expulsion fuses for phases, operating rod of 25mm dia medium grade G.I pipe complete confirming to IS-1018 of 1972 with continous current rating 200Amps, 11000 volts grade, complete all as specified and as directed by Engr-in-charge.

Supply and fixing in replacement of underground cable XLPE insulated screened armoured and PVC bedded HT 11000 volts grade (heavy duty) with aluminium conductor 3 core, 185 Sqmm, laid in ducts/through pipes, in floor, on poles, in trenches, complete all as specified and as directed by Engr-in-charge.

Supply and fill in replacement for filling of new transformer oil up to minimum level configuring to IS-335 of 1993, break down value of transformer oil should not be less than 50 KV, complete all as specified and as directed by Engr-in-charge.

Material and Labour for filtration/dehydration of transformer oil up to break down valve reaching upto 50 KV di-electric strength, complete all as specified and as directed by Engr-in-charge. NOTE : Contractor will arrange filtration plant machine at site of transformer. Dehydration work will be carried out in working condition and electric supply will be taken from same transformer.

Repairing and rewinding of transformer/ Voltage Stablizer from certified company of capacity up to 200 KVA including following repairs : (i) Removing top cover of the transformer and taking out the complete core assembly from the transformer incl drain out the transformer oil from the transformer and clean the conservator. (ii) Cutting and remove the old burnt HT coil winding from the limbs and rewinding the limbs by new copper wire as suitable size/ as per existing gauge with proper insulation and varnishing complete and heating the coil after winding. (iii) Cutting and remove the old burnt LT coil winding from the limbs and rewinding the limbs by new copper wire as suitable size/ as per existing gauge with proper insulation and varnishing complete and heating the coil after winding. (iv) Reassembling the complete core assembly and testing .

Supply and fixing in replecement of MCCB 350 Amp 4 Pole of rupturing capacity 36 KA, complete all as specified and directed by Engr-in-charge.

Supply and fixing in replecement of MCCB 200 Amp 4 Pole of rupturing capacity 36 KA, complete all as specified and directed by Engr-in-charge.

Supply and fixing in replacement of MCCB 160 Amp 4 Pole of rupturing capacity 25 KA complete all as specified and directed by Engr-in-charge.

Supply and fixing in replacement of MCCB 125 Amp 3 Pole of rupturing capacity 16 KA, complete all as specified and directed by Engr-in-charge.

Supply and fixing in replacement of MCCB 100 Amp 3 Pole of rupturing capacity 16 KA, complete all as specified and directed by Engr-in-charge.

Supply and fixing in replacement of MCCB 63 Amp 4 Pole of rupturing capacity 16 KA, complete all as specified and directed by Engr-in-charge.

Supply and fixing in replacement of Time switches with battery backup 3P module, 24 hours programme, programable every 30 min, backup of 100 hrs current capacity 16 Amps complete all as specified and directed by Engr-in-charge.

Supply and fixing in replacement of 210 watts LED Flood light for highly efficient LED Flood light with lens made of pressure die cast aluminium housing, extruded aluminium heat sinks & enclosed with toughened glass IP-66 fitted on the wall/ roof top/pole/ High Mast tower etc. with the help of nuts,bolts, clamps PCC work including connection with 2.5 Sqmm 3 core copper wire, complete all as specified and as directed by Engr-in-charge. Note :- All T&P i.e ladder, tools, safety gloves etc will be provided by the contractor without any extra cost.

Supply and fixing in replacement of LED street light fitting 60 Watt 230 V, AC outdoor type with high pressure die cast aluminum hosing and heat resistant complete with driver, lamp bracket with impact and corrosion resistant including thermal management in multiple optics complete with IP 65/66 protection complete all as specified and as directed by Engr-in-charge.

Supply and fixing in replacement of LT cable XLPE insulated, armoured and PVC bedded 1100 volts grade,heavy duty with aluminium conductor 240 Sqmm 3.5 core laid in ducts/through pipes, in trenches or floor, on poles complete all as specified and as directed by Engr-in-charge.

Supply and fixing in replacement of LT cable XLPE insulated, armoured and PVC bedded 1100 volts grade,heavy duty with aluminium conductor 95 Sqmm 3.5 core laid in ducts/through pipes, in floor, on poles, in trenches, complete all as specified and as directed by Engr-in -charge.

Supply and fixing in replacement of LT cable XLPE insulated, armoured and PVC bedded 1100 volts grade,heavy duty with aluminium conductor 70 Sqmm 3.5 core laid in ducts/through pipes, in floor, on poles, in trenches, complete all as specified and as directed by Engr-in -charge.

Supply and fixing in replacement of LT cable XLPE insulated, armoured and PVC bedded 1100 volts grade,heavy duty with aluminium conductor 25 Sqmm 4 core laid in ducts/through pipes, in floor, on poles, in trenches, complete all as specified and as directed by Engr-in -charge.

Supply and fixing in replacement of XLPE insulated, armoured and PVC bedded 1100 volts grade,heavy duty with aluminium conductor 16 Sqmm 4 core laid in ducts/through pipes, in floor, on poles, in trenches, complete all as specified and as directed by Engr-in-charge.

Excavation in trenches not exceeding 1.5 Mtr wide and not exceeding 1.5 Mtr in deep for foundation of poles/stays/cables/Pipe lines etc and getting out in soft/loose soil, complete all as specified and as directed by Engr-in-charge.

Returning, filling in including spreading, leveling, watering and well ramming in layers each not exceeding 25 cm thickness, complete all as specified and as directed by Engr-in-charge.

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

Material and labour for sand cushioning with a layer of sand 8 cm thick before laying of cable and 15 cm thick after laying of cable in trenches, complete all as specified and as directed by Engr-in-charge.

Supplying & laying old size sub calss 'B' bricks laid flat in trenches over the cable with length of bricks perpendicular to the direction of cable, adjacent/abutting each other, complete all as specified and as directed by Engr-in-charge.

Supply and fixing in replacement of LT cable straight through joint kit size 6 sqmm to 16 Sqmm, complete all as specified and as directed by Engr-in-charge.

Supply and fixing in replacement of LT cable straight through kit size 70 sqmm to 95 Sqmm, complete all as specified and as directed by Engr-in-charge.

Supply and fixing in replacement of LT cable straight through kit size 120 sqmm to 185 Sqmm, complete all as specified and as directed by Engr-in-charge.

Supply and fixing in replacement of Cable end jointing kit for 11 KV (Earthed) grade cable for indoor termination heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of 50 sqmm to 95 sqmm complete all as specified and as directed by Engr-in-charge.

Supply and fixing in replacement of Cable end jointing kit for 11 KV (Earthed) grade cable for indoor termination heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of 120 sqmm to 185 sqmm complete all as specified and as directed by Engr-in-charge.

Supply and fixing in replacement of Cable end jointing kit for 11 KV (Earthed) grade cable for outdoor termination heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of 120 sqmm to 185 sqmm complete all as specified and as directed by Engr-in-charge.

Supply and fixing in replacement of Cable end jointing kit for 11 KV (Earthed) grade cable for straight through heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 50 sqmm to 95 sqmm.complete all as specified and as directed by Engr-in-charge.

Supply and fixing in replacement of Cable end jointing kit for 11 KV (Earthed) grade cable for straight through heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 120 sqmm to 185 sqmm as directed by Engr-in-charge.

Material and labour for Taking down unserviceable LT UG cable any type from trenches and removing the fault and relaying of LT UG cable after rectifying the fault and making cable in serviceable condition of 1100 V grade UG cable of size from 95 to 240 sq mm, 3½ core including relaying of bricks, sand and refixing as existing complete all as specified. all as directed by Engr-in-charge. Note : (i) Straight through joints measured and paid seaprately. (ii) Excavation, Returning, filling, removal will be measured and paid separtely.

Material and labour for Taking down unserviceable LT UG cable any type from trenches and removing the fault and relaying of LT UG cable after rectifying the fault and making cable in serviceable condition of 1100 V grade UG cable of size from 10 to 50 sq mm, 2 to 4 core including relaying of bricks, sand and refixing as existing complete all as specified all as directed by Engr-in-charge. Note: (i) Straight through joints measured and paid separtely. (ii) Excavation, Returning, filling, removal will be measured and paid separately.

Material and labour for Relaying/rerouting including taking down unservicable HT XLPE cable from trench of any size and any type after fault detection including neccessary connections as specified and directed by Engr-in-charge at site. Note :- Excavation work measured and paid seperately.

Material and labour for dismantling/disconnecting electric connection of underground HT,XLPE Cable ,11KV upto 95 Sqmm from both sides and locating the fault in HT cable of any size/type with fault locating machine in the entire length and removing the moisture from HT cable charging the HT cable with the help of modern fault detector eqipment by reputed agency and reconnecting and commissioning of cable after testing complete all as directed by Engr-in-charge. Note : (i) The work will be executed after obtaining proper shutdown from main power house after liase with Engr in Charge . (ii) The earth work , cable protection and sand filling including allied works deemed to be included in quoted rate. Note:- Cable length cable shall be approx 1000 RM.

Supply and fixing in replacement of battery charger MODEL NO IR or or equivalent 230 VAC , 6 A, having display Suppply, Battery ful, Charging and operating switch ON/OFF and all accessories to required to fix in DG Set complete all as specified and directed by Engineer-in-Charge.

Supply and install 160 AH, 12 V Maintanance free battery complete all as specified and directed by Engineer-in-Charge.

Material and labour for servicing of DG set 7.5 KVA to 40 KVA by draining out engine oil, removing oil filter, replace with new one and refill the engine oil, Clean Fuel Feed Pump, replace primary and secondary fuel filter along with 'O'-Ring, replace paper type air filter and safety cartrige, Replace air cleaner oil bath type, Check Alignment of exhaust system, Check belt tension and tighten or loosen belt tension as per requirement, Blow compressed air with the help of blower on radiator fins to clean it, Check all the clips and tighten if required, Clean Battery terminals with cotton clothe, Apply acid proof grease or petroleum jelly on battery terminals, Check electrolyte level of battery and top up distilled water if electrolyte level is low, Check electrical connection of starter and tighten if required check belt tension on charging alternator and adjust if required. Check output voltage of charging alternator. Tighten all the foundation nuts and bolts if required, check LLOP and HWT with multimeter, Check stopper and adjust tightness of link wire if required check tightness of wiring connection and adjust accordingly, Remove RWL clean it check with multimeter and refit it, Clean body of generator from inside and outside properly complete all as specified and directed by Engr-in-Charge. Note : 1) Quoted rate include cost of oil filters, fuel filters and air filters. 2) Quoted rate inclue labour and transport charges. 3) Cleaning Clothes required is deemed to be included in quoted rates. 4) Engine oil, distilled water, LLOP and HWT are deemed to be included in quoted rate.

All as per item No 40 but of DG set 125 KVA to 250 KVA complete all as specified and directed by Engr-in-Charge.

Material and labour for repair and calibration of FIP, fuel injectors including replacement of barel plunger and cup 'O' rings alongwith Plunger spring,Roller bearing, element,Delivery valve,Fuel injector nozzle element for 7.5 KVA to 40 KVA DG Set and testing of the same after completion complete all as specified and as directed by Engr-in-charge.

Material and labour in replacement of auto voltage regulator complete with wire connection and connecting to existing field coil 12/24 Volt DC for cap of 7.5 KVA to 40 KVA complete all as specified and directed by Engr-in-charge.

All as per item No 43 but DG set 125 to 250 KVA complete all as specified and directed by Engr-in-charge.

Dismantling and taking out carefully defective water pump assembly 7.5 KVA to 40 KVA DG Set and opening into parts cleaning servicing and drying up the spares and sort out the damaged/defective parts and re-fixing the same after replacement of water pump repair kit and water seal unit including pump belt complete all as specified and directed by Engr-in-charge.

Supply and fixing coupling complete(engine-alternator) in all respect with rubber flange as per existing shape/size, With nut & bolts and suitable for 125 KVA to 250 KVA DG Sets complete all as specified and directed by Engr-in-charge.

Supply and fixing in replacement of Self starter 12 volts DC complete all as specified and directed by Engr-in-charge

Supply and fixing Battery lead copper wire with thimble and terminal heavy duty made out of brass & 100 cm length of lead complete all as specified and directed by Engr-in-charge.

External Water Supply Works

Taking down electric motor 7.5HP 415 volt coupled to pump after disconnecting the electrical connection, and earth connections from its foundation and transportation to work shop , checking the serviceability of ball bearing both side of motor ,greasing of bearing up to free rotation of shaft of motor complete, greasing on reassemblying the motor to reinstallation on foundation, reconnecting back the cable and earth connections etc complete in all respect and starting the pump all as specified and as directed by Engr-in-charge.

Material and labour for replacement of unserviceable ball / roller bearing of above motor bearing of existing make with providing of high grade grease all as specified and as directed by Engineer-in-charge.

Material and labour for opening pump set split case monoblock /Centrifugal pump type coupled to electric motor of capacity 5 HP, make Kirloskar Compton from motor coupling after isolating the electric and earth lead connections opening the pump set for repair/overhauling & proper alignment of shaft etc including replacing the items with new items given vide item below, reassemblying the pumpset greasing connecting, testing and commissioning complete including necessary Lathe works all as specified and as directed by Engineer-in-charge.

Supply only spare parts for as above Ser Item No 52 for replacing above as follows:- a) Supply only pump shaft sleeve made out of gun metal

b) Supply only key for main shaft

c) Supply only check nut

d) Supply only water seal

e) Supply only pump Shaft

f) Supply ball/roller bearing complete

g) Impeller Cast iron

Material and labour for Rewinding of pump motor 415 Volt 3 phase after disconnecting electric cable and eath lead, suction and delivery pipes, from 09 mtre depth of sewage well or pump house or any location directed by JE E/M shifting to work shop, dismantling the motor assembly and removing the burnt out copper winding of stator and Rotar cleaning the stator slots and core assembly, rewinding to stator and rotar with suitable gauge super enamelled copper wire with insulating papers and insulation cloths, varnishing the winding and baking heating for achieving the required insulation resistance, re-assembling the motor and testing complete, incl transporting back to site and fixing motor to its original place, reconnecting electric cable and earth leads etc testing and commissioning complete in all respect all as specified and as directed by Engr-in-charge for the following capacity: - (a) 7.5 HP

Taking up and down unserviceable GI tubing and connection 40/50 mm size complete all as specified and as directed by Engineer-in-charge. Note: The cost of all excavation earth work shall deemed to be inclusive in the quoted rate of the item.

Taking up and down unserviceable GI tubing and connection 25 mm size complete all as specified and as directed by Engineer-in-charge. Note: The cost of all excavation earth work shall deemed to be inclusive in the quoted rate of the item.

Taking up and down unserviceable GI tubing and connection 20mm size complete all as specified and as directed by Engineer-in-charge. Note: The cost of all excavation earth work shall deemed to be inclusive in the quoted rate of the item.

Taking up or down unserviceable GI pipe 80 mm dia including all fitting and connection complete all as specified and as directed by Engineer-in-charge. Note: The cost of all excavation earth work shall deemed to be inclusive in the quoted rate of the item.

Taking up or down unserviceable CI/DI/GI pipe 100 mm dia including all fitting and connection complete all as specified and as directed by Engineer-in-charge. Note: The cost of all excavation earth work shall deemed to be inclusive in the quoted rate of the item.

Taking up or down unserviceable CI/DI/GI pipe 150 mm dia including all fitting and connection complete all as specified and as directed by Engineer-in-charge. Note: The cost of all excavation earth work shall deemed to be inclusive in the quoted rate of the item.

Supply and laying of GI pipe of 80 mm dia including all fittings with spigot and socket ends and lead joints including burning out joints and recovering lead all as specified and as directed by Engineer-in-charge.

Supply and laying 50 mm bores of tubes 'medium grade' galvanised with all fittings and fixed complete laid in trenches all as specified and as directed by Engineer-in-charge.

Supplying and laying 40 mm bores of tubes 'medium grade' galvanised with all fittings and fixed complete laid in trenches.all as specified and as directed by Engineer-in-charge.

Supply and laying 25 mm bores of tubes 'medium grade' galvanised with all fittings and fixed complete laid in trenches/wall and ceilin or laid in floors all as specified and as directed by Engineer-in-charge.

Supply and laying 20 mm bores of tubes 'medium grade' galvanised with all fittings and fixed complete laid in wall and ceiling or laid in floors all as specified and as directed by Engineer-in-charge.

Supplying, laying, jointing and testing DI pipe "K-7" ISI marked 150mm dia, socket and spigot push fit tighten joints in trenches, complete all as specified and as directed by Engineer-in-charge.

Supplying, laying, jointing and testing DI pipe "K-7" ISI marked 100mm dia, socket and spigot push fit tighten joints in trenches, complete all as specified and as directed by Engineer-in-charge.

Material and labour for CI fittings for Spigot & Socketed pipe as bends, tapers, tee pieces any type angle/radius and straight connection pieces etc upto 150 mm dia pipe as in repair etc. complete all as specified all as specified and as directed by Engineer-in-charge.

Taking out old unserviceable and supply and fix of CI body Sluice valve PN 1.6 conforming to IS of size 100 dia complete with nuts, bolts, rubber gaskets etc including, ISI marked including jointing material such as rubber gasket, bolts, nuts etc suitable for size 100 mm complete all as specified and as directed by Engineer-in-Charge.

Taking out old unserviceable and supply and fix of CI body Sluice valve PN 1.6 conforming to IS of size 150 dia complete with nuts, bolts, rubber gaskets etc including, ISI marked including jointing material such as rubber gasket, bolts, nuts etc suitable for size 150 mm complete all as specified and as directed by Engineer-in-Charge.

Taking out old unserviceable and supply and fix of CI body NRV valve conforming to IS of size 150mm dia complete with nuts, bolts, rubber gaskets etc including, ISI marked including jointing material such as rubber gasket, bolts, nuts etc suitable for size complete all as specified and as directed by Engineer-in-Charge.

Taking out old unserviceable and supply and fix of CI body NRV valve conforming to IS of size 80mm dia complete with nuts, bolts, rubber gaskets etc including, ISI marked including jointing material such as rubber gasket, bolts, nuts etc suitable for size complete all as specified and as directed by Engineer-in-Charge.

Supply and fixing in replacement of Gun metal globe or gate valve (ISI marked), with iron wheel head, screwed both ends, suitable for 50 mm bore iron pipe and fixed including testing, complete all as specified and as directed by Engineer-in-charge.

Supply and fixing in replacement of Gun metal globe or gate valve (ISI marked), with iron wheel head, screwed both ends, suitable for 40 mm bore iron pipe and fixed including testing, complete all as specified and as directed by Engineer-in-charge.

Supply and fixing in replacement of Gun metal globe or gate valve (ISI marked), with iron wheel head, screwed both ends, suitable for 25 mm bore iron pipe and fixed including testing, complete all as specified and as directed by Engineer-in-charge.

Supply and fixing in replacement of Gun metal globe or gate valve (ISI marked), with iron wheel head, screwed both ends, suitable for 20 mm bore iron pipe and fixed including testing, complete all as specified and as directed by Engineer-in-charge.

Material and labour for replacement of brick masonary valve pit (type B) of size 1m x 1m x 1 m (internal of chember ) depth of chember to be reckoned from the top of PCC in foundation to top the MS cover as 1.5 mtr and including MS sheet cover fabricated from 3 mm thick MS sheet and frame of angle iron 40 mm x 40 mm 6 mm with fixing arrangement, hinges and locking arrangement and painting two coat of synethetic enamel paint over a coat of red oxide primer on MS cover and frame, inlcuding necessary excavation and earth work in any type of soil , returning filling in approved soil, disposal of surplus soil to a distance not exc. 50 mtr, 150 mm thick PCC (1:4:8) type D-2 using 40 mm graded stone aggregate as in foundation, brick work in cement motor (1:6) 15 mm thick plastering in cement mortoar (1:4) (both internally and externally) 100 mm thick PCC (1:2:4) type B-1 using 20 mm graded stone aggregate as in flooring complete all as specified and as directed by Engineer-in-charge.

Material and labour for painting of Centrifugal pumps with motor alongwith 10 mtr pipe suction/ delivery of capacity 5 HP with two coats of synthetic enamel Paint complete all as specified and as directed.

Material and labour for cleaning of RCC Under ground tank reservoir up to 40000 gallon capacity by drain out the contaminated muddy water from bottom surfaces of the tank by using of pump and motor and cleaning the inside and bottom surfaces of walls with help of wire brush and using specified dosage of Potassium permanganate and cleaned water than drain out completely material to the entire satisfaction of Engr-in-charge with and including writting letters 5 cm height, capacity of tank and date of cleaning of tank with synthectic enamel paint on the front side of the tank complete all as specified and as directed by Engineer-in-charge.

Material and labour for cleaning of overhead water reservoir 50000 gallon capacity on 25 metre staging by cleaning entire internal surface by removing dirt, sludge etc with wire brush by applying bleaching powder and fresh water and clean entire surface repeatedly with fresh water and draining out soiled water including lime washing inside the tank the capacity of sump and date of cleaning with white paint over black painted surface complete all as specified and as directed by Engineer-in-charge.

Material and labour for rewinding of submersible pump motor upto 20 HP, 415 volt 3 phase after disconnecting electric cable and earth lead, suction and delivery pipes. The borewell depth 150 mtr from ground level of borewell using lifting crane or tripod or any other method to lift the submersible pump with motor directed by JE E/M shifting to workshop dismantling the motor assembly and removing the burnt out copper winding of stator and rotor cleaning the stator slots and core assembly rewinding the stator and rotor with suitable gauge super enamelled copper wire with insulating papers and insulation cloths varnishing the winding and baking heat for achieving the required insulation resistance, reassembling the motor and testing complete including transporting back to site and fixing motor to its original place reconnecting electrical cable and earth leads etc testing and commissioning complete in all respect all as specified and directed by Engr-in-charge.

Taking out unserviceable lead joints & material and labour for run lead joints for 150mm dia spigot and socketed CI pipe fittings including spun yarn etc. complete all as specified and as directed by Engineer-in-charge.

Supply and fixing in replacement of brick masonary valve pit (type B) of size 1.5m x 1.5m x 1.5 m (internal of chamber ) depth of chamber to be reckoned from the top of PCC in foundation to top the MS cover as 1.5 mtr and including MS sheet cover fabricated from 3 mm thick MS sheet and frame of angle iron 40 mm x 40 mm 6 mm with fixing arrangement, hinges and locking arrangement and painting two coat of synethetic enamel paint over a coat of red oxide primer on MS cover and frame, inlcuding necessary excavation and earth work in any type of soil, returning , filling in approved soil disposal of surplus soil to a distance not exc. 50 mtr, 150 mm thick PCC (1:4:8) type D-2 using 40 mm graded stone aggregate as in foundation, brick work in cement motor (1:6) 15 mm thick plastering in cement mortoar (1:4) (both internally and externally) 100 mm thick PCC (1:2:4) type B1 using 20 mm graded stone aggregate as in flooring complete all as specified and as directed by Engr-in-Charge.

Material and labour for cross arms, bracings, supports, clamps, angle iron, flats and back plates fabricated from MS structural steel sections including nuts, bolts and washers of suitable sizes including welding, bending (cold or hot), drilling holes for bolts in any shape or size as indicated or directed and inclusive of two coats of aluminum paint over one coat of red oxide primer, complete all as specified and directed.

Material and labour for earthing in replacement with Galvanised Steel earth plate electrode 60cm x 60cm x 6mm thick buried directly in ground vertically at a depth not less than 2.25metre below normal ground level with top edge of earth plate at a depth not less than 1.5 metre below normal ground level, earth plate surrounded from all sides by 15cm thick packed layer of charcoal dust and common salt filling in alternate layers and electrode connections by using Galvanised iron strip 25x4 mm as earthing lead (upto the body of the equipment) by means of bolts, nuts, check nuts and washers made of galvanised iron and thimbles and protected by light grade 40mm dia GI pipe connected up to main LT Panel /Test point and GI pipe medium grade 20mm bore for watering and including funnel, wire mesh, RCC pit cover and PCC chamber pit with PCC (1:3:6) type C-2 using 40mm graded stone aggregate including demolition of old earthing, excavation and earth work in any type of soil, returning filling in approved soil and disposal of surplus soil to a distance not exceeding 50m all as specified and shown in electrical plate No 3 of SSR 2009 (Part-I) complete all as specified and directed.

Material and labour for cement concrete in foundations filling and mass concrete with 40mm graded aggregate type C-2 1:3:6 complete all as specified and directed by Engineer-in-Charge.

Material and labour for preparation of old steel surfaces and applying alternatively in yellow and black one coat of synthetic enamel black paint to steel tabular, pole upto 1 mtr height from ground level and remaining with two coats aluminium paint to LT pole including numbering of pole with black paint complete as specified and directed by Engr-in-Charge.

Material and labour for preparation of old PCC surfaces and applying alternatively in yellow and black one coat of synthetic enamel black paint to PCC pole upto 1 mtr height from ground level to LT pole including numbering of pole with black paint complete as specified and directed by Engr-in-Charge.

Material and labour for Danger plate of 1.6mm thick mild steel sheet, vitreous enamelled white, with letters, figures and conventional skull and bones in signal red colour and fixed with M.S clamps, bolts and nuts of approved size for LT, 20X15 cm size complete all as specified and directed by Engr-in-Charge.

Material and labour for Danger plate of 1.6mm thick mild steel sheet, vitreous enamelled white, with letters, figures and conventional skull and bones in signal red colour and fixed with M.S clamps, bolts and nuts of approved size, for HT, 25X20 cm size complete all as specified and directed by Engr-in-Charge.

Supply and fixing post top lantern 20 watts, 230 volts AC outdoor type with decorative post top for 360 degree indirect light IP 65 protection with impact and corrosion resistant complete with driver and lamp complete all as specified and directed by Engr-in-Charge.

Supply and laying synthetic rubber insulated mats 2.5 mm thick for voltage upto 11 KV size (2x1 mtr) for electrical purpose as per IS 15652-2006 (superseding IS 5424) suitable for electrical shock safety complete all as specified and directed by Engr-in-Charge.

Material and labour for earth continuity conductor or main earthing lead fixed to wall on batten or recess or chases or buried in ground or drawn in conduit/ pipe or fixed to poles or any other indicated situation for loop earthing etc. as required 4 mm dia galvanised iron or steel wire complete all as specified and directed by Engr-in-Charge.

Material and labour for earth continuity conductor or main earthing lead fixed to wall on batten or recess or chases or buried in ground or drawn in conduit/ pipe or fixed to poles or any other indicated situation for loop earthing etc. as required 25X4mm dia galvanised iron srip complete all as specified and directed by Engr-in-Charge.

Material and labour for earth continuity conductor or main earthing lead fixed to wall on batten or recess or chases or buried in ground or drawn in conduit/ pipe or fixed to poles or any other indicated situation for loop earthing etc. as required 25X3mm dia aluminium strip complete all as specified and directed by Engr-in-Charge.

Material and labour for earth continuity conductor or main earthing lead fixed to wall on batten or recess or chases or buried in ground or drawn in conduit/ pipe or fixed to poles or any other indicated situation for loop earthing etc. as required 25X3mm dia copper strip complete all as specified and directed by Engr-in-Charge.

Material and labour for 1.2 m x 1.8 m flex board and drawing of substation schematic diagram using standard drafting tool Auto CAD. One set of drawing shall be submitted to the Deptt for scrutiny of drawing and final prints of drawing shall be submitted thereafter complete all as specified and directed by Engr-in-Charge. This item includes the under mentioned scope of work:- (i) Preparation of drawing of Substation schematic diagram using standard drafting tools AutoCAD. (ii) Duly printed Flex board with MS frame of size 1.2 m x 1.8 m and other fixing accessories. (iii) Submission of soft copy. (iv) Submission of three hard copies of drawing prepared on A3 size paper.

B K CONTRACTORS