REPAIR/ MAINT TO EXTERNAL WATER SUPPLY SYSTEM, CLEANING OF OVER HEAD RESERVOIRS/SERVICE TANKS AND REPAIR/MAINT OF WATER SUPPLY PUMPING SETS AND ALLIED ITEMS AT CG COMPLEX DORAHA AND PHILLAUR UNDER GE LUDHIANA

Amount

Sch 'A' sec-I

Excavation in trenches n. exc 1.5 metre wide for taking out/ laying pipe line etc. and not exceeding 1.5 metre deep and getting out in soft/ loose soil complete all as specified & directed by Engineer-in-charge.

Returning, filling in including spreading, levelling, watering and well ramming in layers not exceeding 25cm thick complete all as specified & directed by Engineer-in-charge.

Removal of excavated surplus spoil to a distance n.exc 50 metre and depositing where directed at level not exceeding 1.5 metre above the starting point complete all as specified & directed by Engineer-in-charge.

Taking down cast iron water mains including burning out joints and recovering lead size of bore 150mm complete all as specified & directed by Engineer-in-charge.

Taking down cast iron water mains including burning out joints and recovering lead size of bore 100mm complete all as specified & directed by Engineer-in-charge.

Taking down cast iron water mains including burning out joints and recovering lead size of bore 80mm complete all as specified & directed by Engineer-in-charge.

Supplying, and laying and testing in trenches, jointing/ connecting and testing 150mm bore cast iron pipe with spigot and socketed ends, centrifugally cast suitable joint complete, all as specified and directed by Engineer-in-Charge.

Supplying, and laying and testing in trenches, jointing/ connecting and testing 100mm bore cast iron pipe with spigot and socketed ends, centrifugally cast suitable joint complete, all as specified and directed by Engineer-in-Charge.

Supplying, and laying and testing in trenches, jointing/ connecting and testing 80mm bore cast iron pipe with spigot and socketed , flanged ends joint complete, all as specified and directed by Engineer-in-Charge.Note for item No. 07 to 09:- Excavation & earth work shall be measured and paid for separately under appropriate item of this Schedule).

Refixing and laying cast iron pipes with spigot ends size of 150mm after cleaning and laying in existing trenches etc complete, all as specified and directed by Engineer-in-Charge.

Refixing and laying cast iron pipes with spigot ends size of 100mm after cleaning and laying in existing trenches etc complete, all as specified and directed by Engineer-in-Charge.

Refixing and laying cast iron pipes with spigot ends size of 80mm after cleaning and laying in existing trenches etc complete, all as specified and directed by Engineer-in-Charge.

Taking out existing GI tubing 100mm bore with all fittings complete all as specified & directed by Engineer-in-charge.

Taking out existing GI tubing 80mm bore with all fittings complete all as specified & directed by Engineer-in-charge.

Taking out existing GI tubing 50mm bore with all fittings complete all as specified & directed by Engineer-in-charge.

Taking out existing GI tubing 40mm bore with all fittings complete all as specified & directed by Engineer-in-charge.

Taking out existing GI tubing 25mm bore with all fittings complete all as specified & directed by Engineer-in-charge.

Taking out existing GI tubing 20mm bore with all fittings complete all as specified & directed by Engineer-in-charge.

Supply & fixing for galvanised iron tubes of size 100mm bore (medium grade) with all fittings and laid in trenches, under floor or road including fittings such as socket, bend, elbow, union etc. complete all as specified & directed by Engineer-in-charge.

Supply & fixing for galvanised iron tubes of size 80mm bore (medium grade) with all fittings and laid in trenches, under floor or road including fittings such as socket, bend, elbow, union etc. complete all as specified & directed by Engineer-in-charge.

Supply & fixing for galvanised iron tubes of size 50mm bore (medium grade) with all fittings and laid in trenches, under floor or road including fittings such as socket, bend, elbow, union etc. complete all as specified & directed by Engineer-in-charge.

Supply & fixing for galvanised iron tubes of size 40mm bore (medium grade) with all fittings and laid in trenches, under floor or road including fittings such as socket, bend, elbow, union etc. complete all as specified & directed by Engineer-in-charge.

Supply & fixing for galvanised iron tubes of size 25mm bore (medium grade) with all fittings and laid in trenches, under floor or road including fittings such as socket, bend, elbow, union etc. complete all as specified & directed by Engineer-in-charge.

Supply & fixing for galvanised iron tubes of size 20mm bore (medium grade) with all fittings and laid in trenches, under floor or road including fittings such as socket, bend, elbow, union etc. complete all as specified & directed by Engineer-in-charge.

Refixing and laying for 100 mm bore in the same location after cleaning with de-scaling solution including cutting defective pipe and cutting, threading and repalcement of new fittings such as socket, bend, elbow, union & upto 30 cm nipple of same size of GI Pipe etc. complete all as specified & directed by Engineer-in-charge.

Refixing and laying for 80 mm bore in the same location after cleaning with de-scaling solution including cutting defective pipe and cutting, threading and repalcement of new fittings such as socket, bend, elbow, union & upto 30 cm nipple of same size of GI Pipe etc. complete all as specified & directed by Engineer-in-charge.

Refixing and laying for 50 mm bore in the same location after cleaning with de-scaling solution including cutting defective pipe and cutting, threading and repalcement of new fittings such as socket, bend, elbow, union &upto 30 cm nipple of same size of GI Pipe etc. complete all as specified & directed by Engineer-in-charge.

Refixing and laying for 40 mm bore in the same location after cleaning with de-scaling solution including cutting defective pipe and cutting, threading and repalcement of new fittings such as socket, bend, elbow, union & upto 30 cm nipple of same size of GI Pipe etc. complete all as specified & directed by Engineer-in-charge.

Refixing and laying for 25 mm bore in the same location after cleaning with de-scaling solution including cutting defective pipe and cutting, threading and repalcement of new fittings such as socket, bend, elbow, union &upto 30 cm nipple of same size of GI Pipe etc. complete all as specified & directed by Engineer-in-charge.

Refixing and laying for 20mm bore in the same location after cleaning with de-scaling solution including cutting defective pipe and cutting, threading and repalcement of new fittings such as socket, bend, elbow, union & upto 30 cm nipple of same size of GI Pipe etc. complete all as specified & directed by Engineer-in-charge.

Cutting cast iron pipes and reducing to required length before laying of size 150mm complete, all as specified and directed by Engineer-in-charge.

Cutting cast iron pipes and reducing to required length before laying of size 100mm complete, all as specified and directed by Engineer-in-charge.

Cutting cast iron pipes and reducing to required length before laying of size 80mm complete, all as specified and directed by Engineer-in-charge.

Repairs to leakage run lead joint in position of size 150mm CI pipes by burning out existing joints,recovering lead, cleaning internal surfaces of socket and providing new joints with using recovered lead and additional new lead, making joint leak proof.complete, all as specified and directed by Engineer-in-charge.

All as per item No 34 above but Size of CI pipe 100mm

All as per item No 34 above but Size of CI pipe 80mm

Repairs to leakage run rubber gasket joint for 150mm bore flanged pipes and fittings including necessary fittings such as bolts, nuts, washers, white lead or mineral oil complete all as specified and directed by Engineer-in-charge.

All as per item No 37 above but Size of GI/CI pipe 100mm

All as per item No 37 above but Size of GI/CI pipe 80mm

Supply, febricate and fixing MS framed grills,gratings, framed guard bars,ladder, framework of Valve pit cover, water tanks etc, or similar work as ordered and febricated from MS rolled section of any size and shape as directed and fixed at position with all fixing accessories complete, all as specified and directed by Engineer-in-charge.

Supply & fixing for cast iron fitting upto 150mm bore such as bends (any type, radius and angle), tapers any type (straight, bend, increasing, decreasing or double socket etc), Tee pieces, single branch, 'Y' junction, double branch, cross collar, caps and plugs etc. suitable for spigot and socketed pipes including taking out the defective one form the trenches or ground all as specified and directed by Engineer-in-charge.

Supply and fixing for cast iron sluice valve suitable for 150mm bore pipe with flanged rings and ends drilled ISI marked class PN-1.6 conforming to IS- 14846 with stainless steel spindle, CI gate with brass nut, bolt, washer and rubber packing for connecting pieces etc complete all as specified and directed by Engineer-in-charge.

Supply and fixing for cast iron sluice valve suitable for 100mm bore pipe with flanged rings and ends drilled ISI marked class PN-1.6 conforming to IS- 14846 with stainless steel spindle, CI gate with brass nut, bolt, washer and rubber packing for connecting pieces etc complete all as specified and directed by Engineer-in-charge.

Supply and fixing for cast iron sluice valve suitable for 80mm bore pipe with flanged rings and ends drilled ISI marked class PN-1.6 conforming to IS- 14846 with stainless steel spindle spindle, CI gate with brass nut, bolt, washer and rubber packing for connecting pieces etc complete all as specified and directed by Engineer-in-charge.

Supply and fixing for cast iron non return valve with GM sheet and flap of size 150mm bore flanged ISI marked including bolts nuts, washer and rubber gasket etc complete all as specified and directed by Engineer-in-charge.

Supply and fixing for cast iron non return valve with GM sheet and flap of size 100mm bore flanged ISI marked including bolts nuts, washer and rubber gasket etc complete all as specified and directed by Engineer-in-charge.

Supply and fixing for air release valve cast iron with double air valve 150/100/80mm bore etc complete all as specified and directed by Engineer-in-charge.

Supply & fixing in replacement gun metal globe or gate valve 20mm bore with iron wheel head screwed both ends for iron pipes complete, all as specified & directed by Engineer-in-charge.

Supply & fixing in replacement gun metal globe or gate valve 25mm bore with iron wheel head screwed both ends for iron pipes complete, all as specified & directed by Engineer-in-charge.

Supply & fixing in replacement gun metal globe or gate valve 40mm bore with iron wheel head screwed both ends for iron pipes complete, all as specified & directed by Engineer-in-charge.

Supply & fixing in replacement gun metal globe or gate valve 50mm bore with iron wheel head screwed both ends for iron pipes complete, all as specified & directed by Engineer-in-charge.

S&F for over load relay 0 to 63 Amps 415 V.

S&F for contractor ML-3, 415V .

S&F for single phase preventor VSP-3 .

S & F for star delta timer ETR.

S & F for MPCB 0 to 63 Amp 3 Phase

S & F for voltmeter 0 to 500 Volt 96 x96mm square 415 volt.

S & F for Ampre meter 0 to 200 amp 96x96mm with CTs square.

S&F in replacement of phase indicating lamp complete.

Lifting of complete submersible pump set of any make & capacity from the tube well 300/200 mm dia along with connected accessories such as column pipe of 100/80 mm dia approx 50m length, submersible cable, nut bolts etc. complete all as specified and directed by Engineer in Charge.

Transportation of submersible pump set 3 phase any make and capacity 25/30 HP from pump house & other location at CG Complex,Doraha & Phillour to contractor's workshop at Ludhiana for carryout necessary repair work of submersible pump set and transporting it back to site after repair complete all as specified and directed by Engineer-in-Charge.

Dismantling of submersible motor of any make of capacity 25/30 HP and reassembling complete set after carryout necessary repair work & testing complete for smooth functioning to the entire satisfaction of EIC. Note - New spare parts/components shall be measured and paid separately under supply only.

Rewinding of submersible motor of any make & capacity 25/30 HP by using existing size and gauge of PVC insulated single core copper conductor submersible winding wire including all insulated material complete all as specified and directed by Engineer-in-Charge.

Supply only of the following parts of Submersible pumpset of capacity 20 HP to 50 HP

Supply only upper & lower housing bushes consisting of 3 Nos gun metal bushes complete.

Supply only of stainless steel sleeves consisting 3 Nos bushes.

Supply only 'O' ring kit and oil seal kit.

Supply only thrust bearing exel (carbon) for 25/30 HP.

Supply only of thrust bearing plate.

Supply only sand guard gun metal.

Supply only of water seal.

Repair to bowl bush with housing by proper lath machine work milling of pump saft & replacement of bowl bush complete all as directed.

Supply only gun metal bush of the pump set.

Supply only gun metal impeller bush.

Supply only neck ring of impeller.

Supply only key for impeller.

Supply only impeller gun metal suitable for pump set.

Supply only pump shaft made out of (stainless steel ) for pump assembly.

M&L for painting to pump set of capacity 20 to 50 HP with two coat of synthetic enamel paint complete all as directed by Engr-in-charge..

S&F for rubber packing 3.0 mm thick consisting of 8/6 hole for 80/100mm to 150mm column pipe complete all as specified and directed by Engineer-in-charge.

Lowering, connecting, testing, commissioning of repaired pump set of any size & capacity upto 25/30 HP 3 phase 400 to 440 Volts into tube well 300/200mm size along with connected items such as column pipe (100 to 150mm ) dia, tightening of nut bolts submersible cable etc complete all as specified and directed by Engineer in charge.

Lifting of complete submersible pump set of any make & capacity upto 7.5/5 HP from tube well along with connected accessories such as column pipe of approx 50m length, submersible cable, nut bolts etc. complete all as specified and directed by Engineer in Charge.

Transportation of submersible pump set 3 phase any make and capacity 0.5 to 5 HP from pump house & other location at CG Complex,Doraha & Phillour to contractor's workshop at Ludhiana for carryout necessary repair work of submersible pump set and transporting it back to site after repair complete all as directed by Engr-in-charge..

Dismantling of submersible motor of any make of capacity 0.5 to 7.5 HP and reassembling complete set after carryout necessary repair work & testing complete for smooth functioning to the entire satisfaction of EIC. Note:- New spare parts/components shall be measured and paid separately under supply only.

Rewinding of submersible motor of any make & capacity 0.5 to 7.5 HP by using existing size and gauge of PVC insulated single core copper conductor submersible winding wire including all insulated material complete . Make- Usha/Devidayal/SI.

Supply only of the following parts of Submersible pumpset of capacity 0.5 HP to 7.5 HP

Supply only upper & lower housing bushes consisting of 3 Nos gun metal bushes complete.

Supply only of stainless steel sleeves consisting 3 Nos bushes.

Supply only 'O' ring kit and oil seal kit.

Supply only thrust bearing exel (carbon) for 0.5 to 5 HP.

Supply only of thrust bearing plate.

Supply only sand guard gun metal.

Supply only of water seal.

Repair to bowl bush with housing by proper lath machine work milling of pump saft & replacement of bowl bush complete all as directed.

Supply only gun metal bush of the pump set.

Supply only gun metal impeller bush.

Supply only neck ring of impeller.

Supply only key for impeller.

Supply only impeller gun metal suitable for pump set.

Supply only pump shaft made out of (stainless steel ) for pump assembly.

M&L for painting to pump set of capacity upto 5/7.5 HP with two coat of synthetic enamel paint complete all as directed by Engr-in-charge.

Lowering, connecting, testing, commissioning of repaired pump set of any make & capacity upto 5/7.5 HP into tube well of any size along with connected items such as column pipe,tightening of nut bolts submersible cable etc complete all as specified and directed by Engineer in charge.

Dismantling of CF pump of any make of capacity 0.5 to 5 HP and reassembling complete set after carryout necessary repair work & testing complete for smooth working to the entire satisfaction of EIC. Note - New spare parts/components are replaced shall be measured and paid separately.

Opening, and disassembling CF pump from electric motor 5 HP capacity, including shifting, transportation, overhauling shaft metering, welding , brazing and grinding the shaft and replacing of worn out parts and re-assembling and connecting it to the electric motor complete all as directed by EIC. Note : (i) The unit rate shall include for minor spares such as bolts, nuts washers, oil seal, gasket, greasing etc as required. (ii) Major spares as required shall be measured and paid for separately.

Rewinding of electric motor of capacity upto 5 HP for centrifugal non clog pumping set with supper enameled copper winding wire of existing gauge, size and weight with insulating material, complete, all as specified and directed by Engineer-in-charge.

Supply & fixing in replacement Ball bearing of electric motor upto 5 HP capacity.

Jointing the submersible cable with wiring of motor by means of jointing material & making the leak proof joint complete all as specified and directed by EIC.

M&L for disconnecting water & electric connections and taking out existing chlorination pumping set, transporting & servicing of the pump and motor at manufacturer's authorised workshop, bringing back the pumping set at original location, reconnecting and testing the same complete all as specified and directed by EIC . Supply and replacement of defective parts required to be replaced shall be measured and paid separately under appropriate item of this schedule.

Supply and replacement of following parts of chlorination pumping set pump and motor of capacity 180 watts :-

Suction valve assembly

Injector valve assembly

Dosing head assembly

FRP container of capacity 150 ltr

Ram assembly Injector valve assembly

Double ball valve

S&F for calcium hypochlorite having 60% to 70% available chlorine must contain appropriate quantities of dispersants/corroson inhibitor to prevent encrustation/scaling in distribution system note contractor supplier must submit govt lab test report of calcium hypochlorite alonbgwith each delivery packed in 45 KG plastic drum complete all as specified & directed by Engineer-in-charge.

Supply and replacement of 1100 volts grade heavy duty PVC insulated flat submerssible cable 16 sqmm, 3 core with copper conductor complete, all as specified and directed by Engineer-in-charge.

Supply and fixing in replacement 3 metre long column pipe 100mm dia made out of medium grade GI pipe with two number flanges welded at both ends having drilled hole and cut for submersible cable complete, all as specified and directed by Engineer-in-charge.

Repairs to leakage run rubber gasket joint for 100/150mm bore flanged pipes,overhead tank and fittings including necessary fittings such as bolts, nuts, washers, white lead or mineral oil complete all as specified and directed by Engineer-in-charge.

Supply & replacement of name board with in built LED lights of r/o Pump houses with fitted required height of angle iron complete all as specified and directed by Engineer-in-charge.

Cleaning,painting of Overhead tank out and in side,Painting to raising/deleivery/wash out/over flow CI/GI pipe line 150 mm dia Over Head reservoir (RCC) as per existing colour (Apex) code including preparation of old surface of painting with one coat of synthetic enamel paint from ground level to bottom of the dome of the tank complete removing all scale & dirt from bottom & walls and from mouth of circulation pipes of overhead tank of capacity 50,000 gallons at staging height exceeding 15 metre and not exceeding 21.5 metre and disinfecting chemical the same using disinfecting chemical (chlorine) complete all as specified & directed by Engineer-in-charge. Note :- The rate quoted shall be deemed to include the cost of neccessary scaffolding,supports etc.Appx paint for RCC tank & structure and inlet & outlet pipe syenthic enamel paint.

Cleanning of UG static water tank of approximate capacity up to 20000 gallons in domestic area after dewatering the tank using diesel engine pump sets and cleaning with a steel wire brush, removing mud, sludge, foreign articles, ulgi etc and sand upto bottom level and wash with bleaching powder solution and applying one coat of white wash inside of tank including writing date of cleaning with while colour over black colour base of synthatic enamel paint, and all as specified and directed by Engr-in-charge for the Note : 1. Sludge /waste material shall be thrown away from SWT premises where directed by Engr incharge . Note :- The rate quoted shall be deemed to include the cost of neccessary scaffolding,supports, safety device etc.Appx paint for RCC tank & structure and inlet & outlet pipe syenthic enamel paint.

Repairs of valve pit chambers of size 1200mmX900mmX900mm complete all as specified and directed by Engr-In-Charge Note :- The rate quoted shall be deemed to include the cost of PCC, Bricks works, Plasters, MS plate cover, white wash, painting and nuts and bolts etc.

Repairs of valve pit chambers of size 900mmX600mmX900mm complete all as specified and directed by Engr-In-Charge Note :- The rate quoted shall be deemed to include the cost of PCC, Bricks works, Plasters, MS plate cover, white wash, painting and nuts and bolts etc.

Supply and fix for mechanical split coller joint including follower gland, gaskets,nuts and bolts for MJ ends of size 150 mm for repairs to CI / DI pipeline damaged during breakdown complete, all as specified and directed by Engineer-in-charge.

Supply and fix for mechanical split coller joint including follower gland, gaskets,nuts and bolts for MJ ends of size 100 mm for repairs to CI / DI pipeline damaged during breakdown complete, all as specified and directed by Engineer-in-charge.

Supply and fix for mechanical split coller joint including follower gland, gaskets,nuts and bolts for MJ ends of size 80 mm for repairs to CI / DI pipeline damaged during breakdown complete, all as specified and directed by Engineer-in-charge.

Supply and fixing in replacement automatic star-delta starter in sheet metal enclosures, 415 volts, 3 phase, 50 Hz type ML-3 with overload relay range 36-60 Amp suitable upto 35 HP electric motor all as specified and directed by Engineer-in-charge.

Supply only stequa purity verifier 41021 (chlorine and PH verifier test kit for water).

Testing potability of water by chemical analysis as per IS- 10500 such as PH value, dissolved solids, hardness as CaCO3, calcium, magnesium, chlorides, sulphates, nitrate, alkalinity, iron, turbidity NTU, mineral oil, colour hazen units, taste, odour, residual free chlorine, total coliform per 100ml (microbiological test) & E coli per 100ml (microbiological test) as well as bacteriological portability from any Govt. Laboratory or any NABL accrediated Lab complete all as specified & directed by Engineer-in-charge.The cost of sampling, transporation and testing charges shall be born by the contractor (a) Pump House CG Complex (b) Pump House Doraha (c) Pump House Phillaur

Supply and Fix for MCCB 125 Amp, 415 V, 16 KA, 4 pole with adjustable thermal magnetic release complete, all as specified and directed by Engineer-in-charge.

Supply and Fix for MCCB 100Amp, 415 V, 16 KA, 4 pole with adjustable thermal magnetic release complete, all as specified and directed by Engineer-in-charge.

Supply and fixing of LED building security lights to be installed at pump house building or OHT of 35 watt high pressure die-cast aluminium housing watt standard size, heat resistant toughened clear glass/transperent polycarbonate sheet, electronic driver in housing having protection against over voltage, short circuit and open circuit and surge protection against lightening with IP-65/66 or above complete all as specified and directed by Engr-in-charge. Note :- fixing clamp/bracket and connecting wire 0.5 sq mm of 1.5 mtr length shall be deemed in quoted rate.

Supply and fixing of LED flood light 170 watt to be installed at pump house area, housing having protection against over voltage, short circuit and open circuit and surge protection against lightening with IP-65/66 or above complete all as specified and directed by Engr-in-charge.

Taking up/down worn out/damaged/unserviceable PVC insulated underground cable armoured, heavy duty with aluminium conductors of any size, 1100V grade from trench/duct/pole/wall/pipes/rooftops etc. complete all as specified and directed by Engr-in-charge. Note:- Excavation and earth work shall be measured and paid separetely.

Supply and laying of cable XLPE insulated screened PVC bedded, galvanized steel strip or wire armored, electric power cable (heavy duty) 1100 volts grade with stranded aluminium conductor of size 3.5 core 35 Sqmm complete all as specified and directed by Engr-in-charge.

Supply and laying of cable XLPE insulated screened PVC bedded, galvanized steel strip or wire armored, electric power cable (heavy duty) 1100 volts grade with stranded aluminium conductor of size 3.5 core 50 Sqmm complete all as specified and directed by Engr-in-charge.

M & L for filling dry and clean sand in trenches for cable 8 cm deep below and 15 cm above for cable cushioning complete all as specified and directed by Engr-in-charge.

M&L for old size sub class ‘B’ bricks laid flat in trenches over the cable with the length of brick perpendicular to the direction of cable length, adjacent/abutting each other complete all as specified and directed by Engr-in-charge.

Supply Only First Aid Kit box No-08 (Size : 360 mm x 150 mm x 80 mm) containing following items (a) Dettols bottle100 ml 02 bottles (b) Antiseptic Ointment 100 mg (c) Crocin tabletes 01 strips ( containings 10 Tablets each). (d) Hydrogen peroxide 50 ml 01 bottle (e) Cotten small rolls 2 Nos (f) Cotten strip small roll 04 Nos (g) Moove tube 01 Nos (h) Betadine Tube 100 mg

Developement of stabilizing/desiliting of the existing borewell size 300/200 mm dia by using suitable capacity of air compressor/ special tools/ accessories and arrangement required for Job etc.after compressor devolopment of the borewell by using higher size submersible pump minimum 4 to 6 hrs time or upto crystel clear water discharge all as specified and directed by engineer- in- charge. Note :- The rates shall be inclusive of hiring of air compressor/ fuel required, special tools/ accessories, transportation of the same, disposal of discharged water including labour charges for specialy trained man poower for the work of disiliting of borewell.

M&L for earthing complete for LT Panels/ Feeder Pillars with galvanised steel earth plate electrode 60cmx60cmx6mm thick buried directly in ground vertically at a depth not less than 2.25 metres below normal ground level with top edge of the plate at a depth not less than 1.5 metres below normal ground level, connected with and including GI strip 32mm x 6mm and including GI pipe 50mm bore light grade as protection pipe (from top of earth plate up to the test point) by means of GI bolts, nuts, check nuts and washers of GI and thimbles, earth plate surrounded by packed layers of charcoal dust and common salt 15cm thick, all around including top and bottom and watering pipe 20mm bore of GI pipe medium grade with funnel and wire mesh, PCC chamber of size 300x300x300mm(top of chamber minimum 15 cm above the normal ground level (1:3:6) using 20mm graded stone aggregate and RCC cover (1:2:4) type B-I using 20mm graded crushed stone aggregate of 25mm thick with 2 nos MS handles of 12mm dia including necessary excavation/ earth work in any type of soil/rock and as shown in Electrical plate No. 5 of SSR Part-I (2009) testing on completion complete all as specified. Note : 1. If result is not satisfactory then contractor will do 2nd earthing on his own cost.

PARDEEP CONSTRUCTION COMPANY

R K ENTERPRISES