REPAIR MAINTENANCE /REWIRING OF INTERNAL ELECTRIC SUPPLY INCLUDING REPARING OF FAN DB MCB OF OMQ SPE AREA VATIKA INCLUDING CERTAIN ALLIED WORKS OF SPE AREA UNDER GE(AF) SUBROTO PARK AND REPAIR AND MAINTENANCE OF SECURITYLIGHTS STREET LIGHTS AND OTHER

Amount

Taking down carefully copper/aluminium point wiring( light ,fan, socket or power) complete, fitting such as switches, ceiling roses, pendents, regulators, sockets etc.removing materials to store for keeping in safe costudy or for taking credit (credit for above items should be made as per conditioned separately) and making good disturbed surface of walls, floors etc. Complete all as specified and directed by Engineer-in-Charge.

M&L for point wiring for one light fitting / one fan point controled by one switch with 1.5 Sq mm PVC insulated copper conductor cable drawing in and including PVC Casing/capping or surface conduit with 1.5 Sq mm PVC insulated copper conductor cable for continuous earth wire connected to main earth dolly with 3mm thick plastic laminated sheet cover complete for one light point controlled by one switch complete all as specified and directed by Engineer in Charge.

All as per srl item 2 above but for one fan point controlled by one switch through regulator.

All as per srl item 2 above but for one 5 pin 5 amps socket outlet on the independent board.

All as per item No 2 above but for one 3 pin 5 amps socket outlet on the same board with other switchs.

All as per item No 2 above but for Call bell point.

All as per item No 2 above but with 2.5 Sqmm PVC insulated stranded copper conductor cable for one 3 pin 15 Amps socket outlet. In and including S/C 2.5 Sq mm PVC insulated copper conductor unsheathed 1100 v grade IS -694 FR cable for continuous earth wire.

M&L for point wiring with 1.5sqmm PVC insulated unsheathed multi stranded copper conductor cable drawing in existing steel/PVC conduit with 1.5 Sq mm PVC insulated copper conductor cable for continuous earth wire connected to main earth dolly excluding 3mm sheet metal box and hylam sheet complete for one light point controlled by one switch complete all as specified and directed by Engineer in Charge.

All as per srl item 8 above but for one fan point controlled by one switch through regulator.

All as per srl item 8 above but for one 5 pin 5 amps socket outlet on the independent board.

All as per item No 8 above but for one 3 pin 5 amps socket outlet on the same board with other switchs.

All as per item No 8 above but for one light point controlled by two way switches.

All as per item No 8 above but for Call bell point.

All as per item No 8 above but with 2.5 Sq mm PVC insulated stranded copper conductor cable for one 3 pin 15 Amps socket outlet. In and including S/C 2.5 Sq mm PVC insulated copper conductor unsheathed 1100 v grade IS -694 FR cable for continuous earth wire.

S&F in replacement switch piano, flush type single pole, one way, 5 Amps, 240 volts all as specified and directed by Eng-in-charge.

S&F in replacement switch piano, flush type single pole, one way, 15 Amps, 240 volts all as specified and directed by Eng-in-charge.

S&F in replacement switch piano, flush type single pole, two way, 5 Amps, 240 volts all as specified and directed by Eng-in-charge.

S&F in replacement socket 16 Amps, 2 in 1, flush type all as specified and directed by Eng-in-charge.

Supply & fix in replacement bell push, flush type, 5 Amps, 240 volts all as specified and directed by Eng-in-charge.

S&F in replacement Fan Regulator step type 120 watt, 240 volt complete.

S & F Modular switch 1 way 6A, 1 modules suitable for 240 volt AC Complete all as specified and directed by Engineer-in-Charge.

S & F Modular Socket, 6A - 2/3 pin combined 2 module, suitable for 240 volt AC Complete all as specified and directed by Engineer-in-Charge.

S & F Modular switch 2 way 6A, 1 modules suitable for 240 volt AC Complete all as specified and directed by Engineer-in-Charge.

S&F Modular switch 1 way 16A, 1 modules suitable for 240 volt AC Complete all as specified and directed by Engineer-in-Charge.

S & F Modular Socket, 16A 2/3 pin combined 2 module, suitable for 240 volt AC Complete all as specified and directed by Engineer-in-Charge.

Supply and fix Modular bell push 1 Module 5 Amps suitable for 240 volt Complete all as specified and directed by Engineer-in-Charge.

Supply and fix Modular electronic Fan Regulator rotary flush step type 120 watt, 240 volt complete .

Supply and fix White cover plate with frame,2 module Complete all as specified and directed by Engineer-in-Charge.

Supply and fix White cover plate with frame,3 module Complete all as specified and directed by Engineer-in-Charge.

Supply and fix White cover plate with frame,4 module Complete all as specified and directed by Engineer-in-Charge.

Supply and fix White cover plate with frame,6 module Complete all as specified and directed by Engineer-in-Charge.

Supply and fix White cover plate with frame,8 module Complete all as specified and directed by Engineer-in-Charge.

S & F Modular metal flush box 3 module Complete all as specified and directed by Engineer-in-Charge.

S & F Modular metal flush box 4 module Complete all as specified and directed by Engineer-in-Charge.

S & F Modular metal flush box 6 module Complete all as specified and directed by Engineer-in-Charge.

Supply only in replacement Electric calling Bell Ding Ding Type suitable for 230 volts.

Supply and fixing in replacement ceiling roses, surface bakelite 65x50mm ,3 terminals 3 phase, PVC/Polycarbonate, isolated body all as specified and directed by Eng-in charge.

Supply and fixing in replacement PVC gang box suitable for one switch/socket 5 Amps complete with screw and necessary arrangement complete all as specified and directed by Engineer in Charge.

All as per srl item 38 above but for one 15 amps switch/socket outlet.

Supply & Fix in replacement of LED Post Top Lantern 25 watt with die cast aluminium spigot, spun aluminium powder coated top cover, Aluminium PDC heat sink, opal PC diffuser and clear arcylic. IP65, Optics: PC lenses with Toughened Glass, electronic driver with input voltage range of 170 to 280V.

Supply & fix in replacement metal clad socket single pole and neutral sheet metal enclosure with and 20A earth plug and socket complete with one single pole MCB 20 amp 240 Volts all as specified and directed complete all as specified and as directed by Engineer-in- charge.

S&F in repair of sub main wiring with 2 single core 04 Sq mm PVC insulated unsheathed 1100 V grade copper conductor cable drawing in existing rigid non- metallic PVC/metallic conduit incl 4.0 Sq mm PVC insulated single core copper conductor cable for continuous earth wire.

S&F in repair of sub main wiring with 2 single core 06 Sq mm PVC insulated unsheathed 1100 V grade copper conductor cable drawing in existing rigid non metallic PVC conduit incl 6.0 Sq mm PVC insulated single core copper conductor cable for continuous earth wire.

M&L for painting of old painted surfaces with synthetic enemel paint to LT steel tubbular/swan neck pole 9 mtr long including clamps,brackets,chanel, cross arms,bracing support,pipe of support for cable and swan neck etc including zebra painting at bottom up to 1.5 mtr above from the PCC couping and writing pole No with white paint complete etc complete all as specified and as directed.

M & L for rigid non metalic PVC medium grade conduit including junction boxes, tee, bends, elbows, reducers bell mouth tube ends,fixing accessories such as couplers, lock Nuts, saddle pipe hook etc for 25 mm dia.ISI Marked.

Supply & fix in replacement of Casing capping double lock type supper quality size 20 mm width ISI marked with fixing accessories complete all as specified and directed by Engineer in Charge.

Cutting grooves in brick wall, 75 mm wide and 65mm deep and shaping horizontal face of groove with cement mortar 1:3

Taking down of LED/Tube light fitting of any type of make and removing material to store for keeping in safe costudy or for reuse or taking credit and making good distrub surface of walls,floor etc complete all as specified and directed by the Engineer- In- Charge.

Supply and fixing wall mounted LED batten extruded aluminium heat shrink provided for efficient heat dissipation and integrated electronic driver ,20 watt LED fitting with 100 lumen/watt, 6000K , 230 Volts, diffused optics ,etc complete with all accessories , connecting up with twin core twisted flexible copper conductor cable from ceiling rose to fitting, and testing complete all as specified and directed by the Engineer- In- Charge.

Supply and fixing wall mounted LED batten extruded aluminium heat shrink provided for efficient heat dissipation and integrated electronic driver ,10 watt LED fitting with 100 lumen/watt, 6000K , 230 Volts, diffused optics ,etc complete with all accessories , connecting up with twin core twisted flexible copper conductor cable from ceiling rose to fitting, and testing complete all as specified and directed by the Engineer- In- Charge.

Supply and fixing ultra slim surface decorative 15 watt with 100 lumen/watt, 6000 K ,230 volt, LED ceiling fitting, complete with all accessories , connecting up with twin core twisted flexible copper conductor cable from ceiling rose to fitting, and testing complete all as specified and directed by the Engineer-In- Charge.

Supply and fixing wall mounted LED bulk head fittings, 10 watt, warm white, 230 Volts, diffused optics ,etc complete with all accessories , connecting up with twin core twisted flexible copper conductor cable from ceiling rose to fitting, and testing complete all as specified and directed by the Engineer-In- Charge.

Supply and fix in repair/replacement of old poles with new designer poles for Garden/street light made of cast iron pole with galvinised steel tube in polyster/PU paint with bracket of 3.5 Mtr height double arm of make halonix model no HOP-CID-3.5M including cement concrete 1:2:4 type B1 for Foundations up of size 1'x1'x1' PCC from ground level with proper fixing arrangements such as Nut/bolts/washers over PCC work all as specified and directed by Engineer-in-Charge.

Supply and fix 1x50Watt 22 Cool white LED bulb suitable for decorative cast iron pole of make Halonix 50W B22D LED Cool White bulb model No (F4IMNB5P9000000) all as specified and directed by Engineer-in-Charge.

Supply and fix in repair/replacement of old poles with new designer poles for Garden/street light made of cast iron pole with galvinised steel tube in polyster/PU paint with bracket of 3.5 Mtr height single arm of including cement concrete 1:2:4 type B1 for Foundations up of size 1'x1'x1' PCC from ground level with proper fixing arrangements such as Nut/bolts/washers over PCC work all as specified and directed by Engineer-in-Charge.

Supply and fix 1x40Watt 22 Cool white LED bulb suitable for decorative cast iron pole of 50W B22D LED Cool White bulb all as specified and directed by Engineer-in-Charge.

Disconnecting,removing & taking out faulty U/G cable off sizes from trenches,wall and ducts complete all specified and as directed

Supply, Laying, Testing and connecting cable XLPE insulated armoured heavy duty electric cable with stranded aluminium conductor 1100 volts grade cross section area of 240 sqmm x 4 core copmlete all as directed by engineer-in-charge.

Supply, Laying, Testing and connecting cable XLPE insulated armoured heavy duty electric cable with stranded aluminium conductor 1100 volts grade cross section area of 50 sqmm x 3.5 core copmlete all as directed by engineer-in-charge.

All as per srl item No 59 above but size 35 Sq mm x 3.5 core copmlete all as directed by engineer-in-charge.

M& L for Fabricate, supply and install cubicle type, CPRI approved LT panel board,outdoor type, totally enclosed,dust & vermin proof (protection class IP 65) front opening with self locking arrangment made out of MS angle iron frame work, MS flat iron and CRCA sheet of 3.15 mm thick as per IS 5039 duly painted with powder coated paint of approved shade. The panel shall be suitable for 415 volts,50 Hz, 3 phase 4 wire system and shall be complete with 300 amp capacity copper bus bar, wiring the panel board with suitable size of PVC insulated, multi stranded copper cables and all connected acessories required for functioning of panel board such as thimbles,glands, bolts, nuts,washers etc including supply and fixing following acessories:- INCOMING (a) MCCB 200 Amps, 4 pole, 25 KA - 01 Nos (b) Digital type volt meter - set 01 (c) Digital type ammeter with suitable rating CTs conforms to relevent IS specification,- set 01 (d) LED type indicator lamp set of red , yellow and blue - set 01 OUT GOING (a) MCB 63 Amps, 2 pole, 25 KA DPX3 63 of make Legrand/Schinder/C&S - 04 Nos

M& L for Fabricate, supply and install cubicle type, CPRI approved LT panel board,outdoor type, totally enclosed,dust & vermin proof (protection class IP 65) front opening with self locking arrangment made out of MS angle iron frame work, MS flat iron and CRCA sheet of 3.15 mm thick as per IS 5039 duly painted with powder coated paint of approved shade. The panel shall be suitable for 415 volts,50 Hz, 3 phase 4 wire system and shall be complete with 300 amp capacity copper bus bar, wiring the panel board with suitable size of PVC insulated, multi stranded copper cables and all connected acessories required for functioning of panel board such as thimbles,glands, bolts, nuts,washers etc including supply and fixing following acessories:- INCOMING (a) MCCB 200 Amps, 4 pole, 25 KA - 01 Nos (b) Digital type volt meter - set 01 (c) Digital type ammeter with suitable rating CTs conforms to relevent IS specification,- set 01 (d) LED type indicator lamp set of red , yellow and blue - set 01 OUT GOING (a) MCB 63 Amps, 2 pole, 25 KA DPX3 63 of - 04 Nos (b) MCB 100 Amps, 2 pole, 25 KA - 04 Nos

Supply,laying, jointing,testing LT cable 1100 volts grade, PVC insulated armoured and PVC sheathed with stranded aluminium conductor heavy duty, including cable glands, cable lugs etc. to suit the cable size, laid in trenches, fixed along the poles bare or through G.I. Pipe laid under floors road etc; fixed concealed in walls encased in G.I. Pipe etc. complete size of LT cable 16 Sq mm, cross sectional area 4 core of make Havells/kaninga etc all as specified and directed by Engr-in-Charge.

Excavation in trenches in hard and dense soil n exc 1.5 mtr wide and n.exc 1.5 mtr in depth for laying of pipe,foundation for poles, stay, laying cables etc and getting out copmlete all as directed by engineer-in-charge.

Returning filling in including spreading, leveling watering and well ramming in layers n. exc 25 cm in hard/dense soil copmlete all as directed by engineer-in-charge.

Removing excavated material n.exc 50 meters and depositing where directed at a level n.exc 1.5 meter above the starting point copmlete all as directed by engineer-in-charge.

M&L for Sand cushioning of cables provided with a layer of sand 8 cm deep before laying the cable and 15 cm depth after punning down and stretching the cable copmlete all as directed by engineer-in-charge.

Supply and laying well burnt sub class ‘B’ bricks old size as mechanical protection to under ground cables laying across the cable copmlete all as directed by engineer-in-charge.

M&L for providing cement concrete type B1, 1:2:4 using 20 mm stone aggrigate in foundation, roof,kerb or mud stops, rounded or chamfered on edges complete all as specified.

Supply and laying GI tubing light grade of size 80 mm dia with all fitting for protecting the cables in tranches,floors,on poles,in walls complete all as specified and as directed.

Material and labour for cutting of road/ hard standing up to a size not exceeding 20cm width and not exceeding 60cm in depth for laying of cable protection pipe including making good the disturbed road/hard standing by providing PCC (1:2:4) type B1 and block top with black bituminous upto existing surface level complete all as specified and as directed by Engineer-in-charge.

S&F in replacement of exhaust fan PVC heavy duty non metalic 300 mm sweep including necessary fixing arrangement for proper fixing in wall and making hole as per site requirement complete all as specified and as directed by Engineer-in-Charge.

S&F in replacement of PVC exhaust fan non metallic type 230-250mm sweep including necessary fixing arrangement for proper fixing in wall and making hole as per site requirement complete all as specified and as directed by Engineer-in-Charge.

S&F in replacement of exhaust fan heavy duty metal body type 230 mm sweep including necessary fixing arrangement for proper fixing in wall and making hole as per site requirement complete all as specified and as directed by Engineer-in-Charge.

S&F in replacement of exhaust fan heavy duty plastic body 200 mm sweep including necessary fixing arrangement for proper fixing in wall and making hole as per site requirement complete all as specified and as directed by Engineer-in-Charge.

S&F in replacement of PVC exhaust fan non metallic type 200 mm sweep including necessary fixing arrangement for proper fixing in wall and making hole as per site requirement complete all as specified and as directed by Engineer-in-Charge.

Supply and fixing in replacement MCB distribution board with Bus bar 200A neutral link , earth bar made out of CRCA mild steel sheet surface mounting SPN 8 way 230 volts double door type regal gray horizontal type complete all as specified and as directed by Engineer-in-Charge. Note :- MCB shall be measured and paid seperately.

S&F in replacement of MCCB 125 Amps 415 volts 3 phase 50 HZ with Adjustable Thermal & adjustable Magnetic setting of rapturing capacity 25 KA.

Taking down old unsv SP/SPN MCB of any size.

S&F MCB SP 6 to 32 Amps 10 KA, 240 volt 'C' Series all as specified and directed by Engineer-in-charge.

Fixing only MCB SPN 32/40 Amps 10 KA, 240 volt 50 HZ all as specified and directed by Engineer-in-charge.

Supply and fix in replacement of flexible wire twin core 23/.076 complete all as specified and as directed by Engr-in- Charge.

Supply and fix in replacement of twin core aluminium flexible wire conductor of size 6 sq mm 2 core complete all as specified and as directed by Engr-in- Charge.

Supply & fix in replacement of LED bulb 7 WAtt warm white complete all as specified and as directed by Engineer-in- charge.

Supply & fix in replacement of LED bulb 9 WAtt warm white complete all as specified and as directed by Engineer-in- charge.

Supply & fix in replacement of LED bulb 12 WAtt warm white complete all as specified and as directed by Engineer-in- charge.

Supply & fix in replacement of LED FLOOD Light 50 WAtt warm white complete all as specified and as directed by Engineer-in- charge.

M&L for point wiring with single core of FRLS PVC insulated unsheathed ISI marked 1100 V grade cable multi stranded copper conductor of size 1.5 sqmm drawing through in and including PVC conduit size of not less than 20 mm including conduit fittings and accessories concealed in wall / ceiling wiring on ceiling /wall terminated in flush metal box alongwith outer cover plate for mounting modular/piano switch, socket and electronic regulator along with provn of earth wire of PVC insulated, unseathed, 1100 V grade cable multi stranded FRLS ISI marked copper conductor of size 1.5 sqmm all as specified and directed by Engr-in-Charge. For One light point controlled by one switch one way.

All as per srl item 88 above but for one ceiling fan / Exhaust fan point controlled by one switch regulator.

All as per item No 88 above but for one 3 pin 5 amps socket outlet on indipendent board with other switchs.

All as per item No 88 above but for one 3 pin 5 amps socket outlet on the same board with other switchs.

All as per item No 88 above but for Call bell controled by one push button in indipendent board .

All as per item No 88 above but with 2.5 Sq mm cable for Independent one 3 pin 15 Amps socket outlet In and including S/C 2.5 Sq mm PVC insulated copper conductor unsheathed 1100 v grade IS -694 FR cable for continuous earth wire.

Supply and fixing post top lantern LED type 20 watt 230 watt 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.

Supply and fixing Garden light with holder sutaible for LED bulb 9/12/15 watt with black colour coated 80mm GI pipe 1.5 mtr long corrosion resistant complete with driver and lamp complete all as specified and directed by Engr-in-Charge.

Supply and fixing Garden light Glove sutaible for LED bulb 9/12/15 watt complete with driver and lamp complete all as specified and directed by Engr-in-Charge.

Supply and fixing in replacement ceiling roses, surface bakelite 65x50mm ,3 terminals 3 phase, PVC/Polycarbonate, isolated body all as specified and directed by Eng-in charge

Supply and fixing in replacement PVC gang box suitable for one switch/socket 5 Amps complete with screw and necessary arrangement complete all as specified and directed by Engineer in Charge.

All as per srl item 98 above but for one 15 amps switch/socket outlet.

Supply and fix in replacement lamp holder PVC/Poly Carbonate type suitable for batten fittings with ISI mark complete all as specified and as directed by Eng-in-charge.

Taking down carefully ceiling fans of any size for repair/service/rewinding/greasing and refixing in its original position after necessary repair/rewinding/servicing/greasing etc including connecting up with flexible twin core cable 23/0.0076 from ceiling rose or connector to fan complete and to ensure that ceiling fan should be fix in position in all respect all as directed by Engineer in Charge.

M& L for minor repair/service of ceiling/Exhaust fan opening/greasing of bearings, cleaning of dust on ceiling fans with blades and canopys and reconnecting the electrical conections and with regulators complete all as specified and as directed by Engineer-in-Charge. Note: All required Materials are deemed to be included in the unit rate quoted.

M&L for Rewinding of ceiling fan of sweep 1200mm/1400 mm sweep of any make and model with super enameled copper winding wire of same size as per old winding wire and confirming to relevent IS including replacement of insulation material, varnishing, greasing and lubricating, ball baring, GM bushes and replacement of suitable capacity of condenser and testing complete all as specified and directed by Engineer in Charge.

S&F in replacement of fan capacitor with copper wire plastic body 2.5 mfd.

S&F in replacement of fan capacitor with copper wire plastic body 3.15 mfd.

S&F in replacement of rubber real for ceiling fan complete all as specified and directed by Engineer in Charge.

S&F in replacement of mild steel U clamps including 10 mm dia but, nuts, washers and split pin for ceiling fan complete all as specified and directed by Engineer in Charge.

S&F in replacement of mild steel fan hook made out of 12 mm dia mild steel round bar of suitable size as per existing hook as directed by Engineerin Charge.

S&F in replacement of ceiling fan heady duty 1200 mm sweep including necessary fixing arrangement for proper fixing as per site requirement complete all as specified and as directed by Engineer-in-Charge.

M & L for repair to exhaust fan/ wall mounted fan/ pedestal fan of of any size ( 200 to 450 mm sweep) by replacing unserviceable ball bearing No 6201/6202/6203 including neccessary greasing complete all as specified and directed by Engineer-in-Charge.

S&F in replacement of fan capacitor with copper wire plastic body 1.5 to 2.25 mfd.

S&F in replacement of exhaust fan PVC heavy duty non metalic 300 mm sweep including necessary fixing arrangement for proper fixing in wall and making hole as per site requirement complete all as specified and as directed by Engineer-in-Charge.

S&F in replacement of PVC exhaust fan non metallic type 230-250mm sweep including necessary fixing arrangement for proper fixing in wall and making hole as per site requirement complete all as specified and as directed by Engineer-in-Charge.

S&F in replacement of exhaust fan heavy duty metal body type 230/250 mm sweep including necessary fixing arrangement for proper fixing in wall and making hole as per site requirement complete all as specified and as directed by Engineer-in-Charge.

Supply & fix in replacement of wall mounting fan heavy duty 300/380 mm sweep complete all as specified and as directed by Engineer-in-Charge.

S&F in replacement of exhaust fan heavy duty plastic body 200/220 mm sweep including necessary fixing arrangement for proper fixing in wall and making hole as per site requirement complete all as specified and as directed by Engineer-in-Charge.

S&F in replacement of PVC exhaust fan non metallic type 200 mm sweep including necessary fixing arrangement for proper fixing in wall and making hole as per site requirement complete all as specified and as directed by Engineer-in-Charge.

Supply & fix in replacement PVC FRLS Flexible cable copper conductor, unsheathed , 1100 volts grade confirming to IS:694/1990 of size 1.5 sqmm complete all as specified and as directed by Engineer in Charge.

Supply & fix in replacement PVC FRLS Flexible cable copper conductor, unsheathed , 1100 volts grade confirming to IS:694/1990 of size 2.5 sqmm complete all as specified and as directed by Engineer-in- charge.

Supply & fix in replacement PVC FRLS Flexible cable copper conductor, unsheathed , 1100 volts grade confirming to IS:694/1990 of size 4.0 sqmm complete all as specified and as directed by Engineer-in- charge.

Supply and fix in replacement of twin core aluminium flexible wire conductor of size 10 sq mm 2 core complete all as specified and as directed by Engr-in- Charge.

Supply and fixing in replacement of aluminium thimble stud type suitable for size of cable 240 and above sq mm all as specified and directed by engineer-in-charge.

Supply and fixing in replacement of aluminium thimble stud type suitable for size of cable 35 sq mm to 180sq mm all as specified and directed by engineer-in-charge.

Material and labour for cutting of road/ hard standing up to a size not exceeding 20cm width and not exceeding 60cm in depth for laying of cable protection pipe including making good the disturbed road/hard standing by providing PCC (1:2:4) type B1 and block top with black bituminous upto existing surface level complete all as specified and as directed by Engineer-in-charge.

M&L for earthing complete with GI earth plate electrode 60cmx60cmx6.3mm thick buried directly in ground (earth pit not less than 2.25 meter deep below normal ground level) with top edge of the plate not less than 1.5 meter below normal ground level, connected to galvanized earth lead wire 4 mm dia by means of GI bolts, nuts, check nuts and washers earth pit surrounded by picked layer of coal dust and 15 mm thick mixture in equal ratio of magnesium sulphate & copper sulphate in all around bottom and top and watering pipe 20mm bore of GI medium grade with funnel all as shown in electrical plate NO 5 of SSR Part I (1991) and connecting to earthing test point, including CI cover, frame and PCC (1:3:6) type C-2 using 20mm graded stone aggregate as in earthing pit with CI cover and framing including necessary earth work etc, complete all as specified Note :- PCC chamber shall be constructed at least one meter away from building shall be provided in slanting manner. Note :- PCC pit cover shall be precast of RCC 1:2:4 type B-I 80 mm thick reinforced with XPM weighting not less than 4 Kg (sqm in liew of CI)

Ditto, but using galvanised iron strip 25x4mm as earthhing lead

S & F 4mm dia GI wire complete all as specified and as directed by Engineer-in-charge.

GIR RAJ BUILDERS

YASHVI ENGINEERS

M/S LADPURIA ENTERPRISES

PARMAR ENTERPRISES

OMVIN ENTERPRISES LLP

J.P. Enterprises

shakti construction

Vijeta Solutions

Ashish Sehgal and Co.

Microsys Controls India

Laxmi traders

yameen enterprises