REPAIR AND MAINTENANCE OF EXTERNAL WATER SUPPLY INCLUDING GI/CI PIPE LINES PUMPING SETS AND CLEANING OF OVERHEAD /UNDERGROUND RESERVOIR AT JANGLOTE UNDER GE BASOLI

Amount

Excavation in trenches n. exc. 1.5 mtr wide and n. exc. 1.5 mtr in depth for laying of CI/GI water tubing and getting out in any type of soil complete all as specified and directed.

Removing excavated material not exceeding 50m and depositing where directed at a level not exceeding 1.5M above the starting point completed all as specified and directed.

Returning filling in including spreading, levelling, watering and well ramming in layers not exceeding 25cm completed all as specified and directed.

Taking out of existing pipe and relaying to repair the joints rubber joints for DI pipe and led joints for CI pipe 150mm including shifting the existing location to adjacent location as per site requirement complete all as specified and directed.Note:-Earth work, joints shall be measured and paid separately.

Supply and laying for 50 mm bore dia of Galvanised iron tubing "Medium grade" laid in trench, walls and ceilings or laid in floors with all fittings such as tees,bend,elbows,sockets reducer ,nipples and union including taking out old unserviceable GI tubing complete all as specified and directed.

Supply and laying for 40 mm bore dia of Galvanised iron tubing "Medium grade" laid in trench, walls and ceilings or laid in floors with all fittings such as tees,bend,elbows,sockets reducer ,nipples and union including taking out old unserviceable GI tubing complete all as specified and directed.

Supply and laying for 25 mm bore dia of Galvanised iron tubing "Medium grade" laid in trench, walls and ceilings or laid in floors with all fittings such as tees,bend,elbows,sockets reducer ,nipples and union including taking out old unserviceable GI tubing complete all as specified and directed.

Supply and laying for 20 mm bore dia of Galvanised iron tubing "Medium grade" laid in trench, walls and ceilings or laid in floors with all fittings such as tees,bend,elbows,sockets reducer ,nipples and union including taking out old unserviceable GI tubing complete all as specified and directed.

Supply and laying for 15 mm bore dia of Galvanised iron tubing "Medium grade" laid in trench, walls and ceilings or laid in floors with all fittings such as tees,bend,elbows,sockets reducer ,nipples and union including taking out old unserviceable GI tubing complete all as specified and directed.

Supply and laying for 80 mm bore dia of Galvanised iron tubing "Medium grade" laid in trench, walls and ceilings or laid in floors with all fittings such as tees,bend,elbows,sockets reducer ,nipples and union including taking out old unserviceable GI tubing complete all as specified and directed.

Supply and laying for 100 mm bore dia of Galvanised iron tubing "Medium grade" laid in trench, walls and ceilings or laid in floors with all fittings such as tees,bend,elbows,sockets reducer ,nipples and union including taking out old unserviceable GI tubing complete all as specified and directed.

Supply and fix in repair for 50 mm bore dia Gun-metal, globe or gate valves, with iron wheel head, screwed both ends for iron pipe and fixed complete all as specified and directed.

Supply and fix in repair for 40 mm bore dia Gun-metal, globe or gate valves, with iron wheel head, screwed both ends for iron pipe and fixed complete all as specified and directed.

Supply and fix in repair for 25 mm bore dia Gun-metal, globe or gate valves, with iron wheel head, screwed both ends for iron pipe and fixed complete all as specified and directed.

Supply and fix in repair for 20 mm bore dia Gun-metal, globe or gate valves, with iron wheel head, screwed both ends for iron pipe and fixed complete all as specified and directed.

Cutting existing steel tubing for altrations or additions for new connection including insertion of new Tee's complete for 40/50mm bore of dia complete all as specified and directed by Engineer-in-charge.

Cutting existing steel tubing for altrations or additions for new connection including insertion of new Tee's complete for 25 mm bore of dia complete all as specified and directed by Engineer-in-charge.

Cutting existing steel tubing for altrations or additions for new connection including insertion of new Tee's complete for 20 mm bore of dia complete all as specified and directed by Engineer-in-charge.

Supply, fabricate, welding, testing and commissioning of MS pipe (ERW) of 150 mm dia 6 mm thick as per IS 3589:2001 complete including special like bends, tees etc including taking out old unserviceable MS pipe, complete all as specified and directed. .

Supply laying , jointing and testing of Ductile Iron pipe, sockets and spigot end, class K - 7, of 150 mm dia (6") ISI marked, including special fittings suitable for push on jointing with inside cement mortor lining, external metallic zinc coating followed by finishing layer of black bitumen coating, pipe laid in trenches , joints and jointing materials as per OEM specifications and testing including taking out old unserviceable DI pipe complete all as specified and directed Note:- Joints, excavation and earth work and fittings shall be measured and paid separately.

Taking out old unserviceable sluice valve and supply and fix new cast iron sluice valve flange type of 80 mm dia PN 1.6 grade with stainless steel spindle & brass check nut (non raising spindle type conforming to IS - 14846) including fixing to pipe line with nuts, bolt and washers, rubber gaseket(neouprene) complete (Joints, excavation and earth work and fittings shall be measured and paid separately) complete all as specified and directed .

Taking out old unserviceable sluice valve and supply and fix new cast iron sluice valve flange type of 100 mm dia PN 1.6 grade with stainless steel spindle & brass check nut (non raising spindle type conforming to IS - 14846) including fixing to pipe line with nuts, bolt and washers, rubber gaseket(neouprene) complete (Joints, excavation and earth work and fittings shall be measured and paid separately) complete all as specified and directed.

Taking out old unserviceable sluice valve and supply and fix new cast iron sluice valve flange type of 150 mm dia PN 1.6 grade with stainless steel spindle & brass check nut (non raising spindle type conforming to IS - 14846) including fixing to pipe line with nuts, bolt and washers, rubber gaseket(neouprene) complete (Joints, excavation and earth work and fittings shall be measured and paid separately) complete all as specified and directed.

Supply and fix in repair for CI fittings for spigot socketed /flanged pipe upto 150mm bore such as bends (any type, radius and angle) tapers any type (straight, bend, increasing, decreasing or double socket etc), tee, joint pieces, single branch 'Y' junction double branch cross (all sockets or socket and spigot) collars caps complete all as specified and directed. ( Note :-Joints shall be measured and paid separately).

Supply and fix in repair for DI fittings for spigot socketed /flanged pipe upto 150mm bore such as bends (any type, radius and angle) tapers any type (straight, bend, increasing, decreasing or double socket etc), tee, joint pieces, single branch 'Y' junction double branch cross (all sockets or socket and spigot) collars caps complete all as specified and directed. (Note :- Joints shall be measured and paid separately).

Material and labour for run lead joints for CI pipe (water main) and fittings for 150mm bore spigot and socket pipes complete all as specified and directed .

Material and labour for run lead joints for CI pipe (water main) and fittings for 100mm bore spigot and socket pipes complete all as specified and directed .

Material and labour for run lead joints for CI pipe (water main) and fittings for 80mm bore spigot and socket pipes complete all as specified and directed .

Cutting existing cast iron water main pipe line 80mm to 150mm bore in position for making branch connection (insertion of cast iron Tee) including excavation and earth work complete all as specified and directed. Note : Cast iron fittings such as tee, bends, collar, reducer etc joint and jointing material for fixing of cast iron fittings shall be measured and paid separately.

Supply and fix for Non Return Valve of 100mm dia ISI marked including fitting with jointing materials such as nuts, bolts, washers and rubber gasket etc of suitable size including taking out old unserviceable Non return valve complete all as specified and directed.

Supply and fix for Non Return Valve of 150mm dia ISI marked including fitting with jointing materials such as nuts, bolts, washers and rubber gasket etc of suitable size including taking out old unserviceable Non return valve complete all as specified and directed.

Supply in fix in repair for stainless steel spindle with check nut suitable for 150mm dia sluice valve including spares packing sheet nut bolt etc complete all as specified and directed.

Supply in fix in repair for stainless steel spindle with check nut suitable for 100 mm dia sluice valve including spares packing sheet nut bolt etc complete all as specified and directed.

Supply in fix in repair for stainless steel spindle with check nut suitable for 80 mm dia sluice valve including spares packing sheet nut bolt etc complete all as specified and directed.

Material and labour for construction masonary valve chamber size 105 X 105 X 105cm (Internal dimension) in repair with 100 mm thick PCC 1:4:8 type D-2 (using 40mm graded stone aggregate) sub base of floor, 50mm thick PCC 1:2:4 type B-1 (using 20mm graded stone aggregate) in floor finished even and smooth without using extra cement, one brick thick wall in cm 1:4 using old size sub class 'B' bricks and plastering internally and externally upto 150mm below GL 15 mm thick with cement mortar (1:4) and MS sheet cover not less than 6 mm thick with angle iron frame size 40x40x6mm, locking arrengement and painting with two coats synthewtic enamel painting over a coat of the red oxide primer including excavation and earth work in any type of soil complete all as specified and directed.

Material and labour for drain out water from under ground sump of capacity 50000 Gallon including cleaning of internal and external portion/ walls of RCC sump, removing all dirt, dust and vegitation with the help of wire brush and applying two coat of lime wash in internal and external surfaces of sump, including painting of all inlets/outlets CI/GI pipe line with synthetic enamel black paint and marking arrow to indicate directions of flow of water with synthetic enamel white paint and writing in words/ figure of size 10mm thick for following details complete all as specified and as directed by Engr-in-Charge:- (a) Date of cleaning (b) Due date of cleaning (c) Capacity of tank. Note - The rates for all T&P using for cleaning for sump shall be inclussive of these item no any extra cost shall be paid to the contractor.

Material and Labour to drain out water from overhead tank of capacity 25000 to 50000 Gallon, cleaning of internal and external portion/ walls of RCC sump, removing all dirt, dust and vegitation with the help of wire brush and applying two coat of lime wash in internal surfaces of overhead tank and painting outer surface of overhead tank with two coat of colour wash, including painting of all inlets/outlets CI/GI pipe line with synthetic enamel black paint and marking arrow to indicate directions of flow of water with synthetic enamel white paint and writing in words/ figure of size 10mm thick for following details complete all as specified and as directed by Engr-in-Charge:- (a) Date of cleaning (b) Due date of cleaning (c) Capacity of tank. Note - The rates for all T&P using for cleaning for sump shall be inclussive of these item no any extra cost shall be paid to the contractor)

Supply and fix in repair for 1.6 mm thick Mild steel,plain,black sheet in wall cladding, steel gate and similar work, cut to size, holes punched, including founded headed screws, clout nailws or rivets, and fix to wood or steel framing with plain 40 mm lap joints with riveted or welded seams, including bending or turning up, mitred angles etc ,complete all as specified and directed.

Supply and fix in repair for framed works,bracket framing (Beam, tee, angle, channel or flat section) including distance pieces, cleats etc. of grade Fe-290 (Gde E-165) complete all as specified and directed.

Material and labour for applying two coats of synthetic enamel paint over a coat of red oxide primer on steel surface complete all as specified and directed by Engr-in-Charge.

Supply and fix in repair for submersible cable flat copper conductor 16 sq mm, 3 core, 1100 volts complete al as specified and directed.

Supply and fix for MS coloum pipe heavy duty with flanged welding of size 100 mm dia having length 10 feet (3 mtr) long incl taking out old unsv MS coloum pipe from bore well and as directed.

Supply and fix in repair for air termination single pointed aluminium rod 12 mm dia and 300 mm long complete all as specified and directed.

Supply and fix in repair for aluminium strip of size 25 x 3.15 mm thick with saddles and fixing screw etc for roof conductors and down conductors above the ground complete all as specified and directed.

Supply and fix in repair for Galvanised iron strip of size 32x6 mm buried in ground complete all as specified and directed.

Supply and fix in repair for water level indicator gauge frame of size as existing made out of MS sheet size 16 swg thick duly welded for inner and outer tanks, including two coats of synthetic enamel black paint over a coat of red oxide primer, proper marking of digits and letters with white enamel paint and fixing in position with bolts, nuts and washers of suitable size complete all as specified and directed.

Supply only calcium hypo chlorite 65 to 70 % chlorine content calcium based granular (Mesh passing through - 100 BSS) 1.1 (+ or - 0.1%) for disinfectant of water treatment daily as per MES norms. Make - Aquafit or equivalent as approved by GE.

Supply and fix in repair for water pressure guage 4 inch dia with range 0-10Kg/Sq cm complete with jointing material, make as per existing/sample including taking down old pressure guage complete all as specified and directed.

Material and labour for. lifting and lowering of submersible pump set 30/40 HP capacity and of size 80/100mm bore of dia with flanged column pipe ( each length of column pipe not more than 3 mtr ) maximum depth of submersible pump not more than 150mtr by opening the column pipe after removing old burnt / rusted nut bolts, washers including replacement of rubber gasket and nut bolts and washer etc, complete all as specified and as directed .

Material and labour for. lifting and lowering of submersible pump set 15 to 25 HP capacity and of size 80/100mm bore of dia with flanged column pipe ( each length of column pipe not more than 3 mtr ) maximum depth of submersible pump not more than 150mtr by opening the column pipe after removing old burnt / rusted nut bolts, washers including replacement of rubber gasket and nut bolts and washer etc, complete all as specified and as directed .

Dismantling and step opening of unsv booster/ centrifugal pump set of capacity 40 HP and segrigated all serviceable and unserciveable parts, kept at site for re use after repair/ replacement and maintenance of pumps set by replacing of impeller, bushes, bearing and other required parts of suitable size and making the pump serviceable including servicing, cleaning,greasing, overhauling,re-alignment with lock, key, nut, bolts,washers etc. and reassembling the same after testing complete all as specified and directed by Engineer-in-charge.

Dismantaling and step opening of burnt out electric motor of capacity 40 HP and rewinding with supper enameled copper wire of existing gauge, number of turns, insulating and heat varnishing, greasing complete including replacement of bushes, bearing check nut, and other required parts and applying two coats of synthetic enamel paint over a coat of red oxide primer to external surface of motor and marking SM/ MES number and testing complete all as specified and directed by Engineer-in-charge.

Repair/maint of unsv submersible pumping set 30 to 40 HP of capacity from bore well and dismantling and strip opening of 3 phase 415 volt, 2900 rpm AC submersible pump at site in presence of Engineer-in-charge for checking complete carrying pump set to workshop for repair of pump set ,dismentling and step opening to complete of under mentioned capacity, and segregate all serviceable parts and kept at site for reuse including replacement of unsv parts/spares such as GM impeller,necking bowl bushes,sand cap,CI intermediate bowl,s/s pump shaft etc , complete servicing, cleaning, greasing , reassembling inclding testing at site on full load complete all as specified and directed by Engr -in- charge.

Repair/maint of unsv submersible pumping set 15 to 25 HP of capacity from bore well and dismantling and strip opening of 3 phase 415 volt, 2900 rpm AC submersible pump at site in presence of Engineer-in-charge for checking complete carrying pump set to workshop for repair of pump set ,dismentling and step opening to complete of under mentioned capacity, and segregate all serviceable parts and kept at site for reuse including replacement of unsv parts/spares such as GM impeller,necking bowl bushes,sand cap,CI intermediate bowl,s/s pump shaft etc , complete servicing, cleaning, greasing , reassembling inclding testing at site on full load complete all as specified and directed by Engr -in- charge.

Repair/maint of unsv AC submersible motor of capacity 25 to 40 HP from bore well and dismantling and strip opening of 3 phase 415 volt, 2900 rpm at site in presence of JE/Engineer-in-charge for checking complete carrying motor to workshope for repair of motor ,dismentling and step opening to complete of under mentioned capacity, and segrigate all serviceable parts and kept at site for reuse and rewinding with PVC insulated supper quality water proof copper winding wire of suitable size/gauge and nos of turns incl replacing insulated material varnish, drying and submersible cable for connection from motor to out side up to 1.5 mtr length and reassembling including testing at site on full load complete all as specified and directed by Engr -in- charge.

Repair/maint of unsv AC submersible motor of capacity 15 to 20 HP from bore well and dismantling and strip opening of 3 phase 415 volt, 2900 rpm at site in presence of JE/Engineer-in-charge for checking complete carrying motor to workshope for repair of motor ,dismentling and step opening to complete of under mentioned capacity, and segrigate all serviceable parts and kept at site for reuse and rewinding with PVC insulated supper quality water proof copper winding wire of suitable size/gauge and nos of turns incl replacing insulated material varnish, drying and submersible cable for connection from motor to out side up to 1.5 mtr length and reassembling including testing at site on full load complete all as specified and directed by Engr -in- charge.

Material and labour for applying two coats of synthetic enamalled paint as per colour coding after scraping the old paint Painting to CI/MS/ borewell pipe line of any size 100mm ( 4" ) dia including sluice valve complete all as specified and directed.

Material and labour for applying two coats of synthetic enamalled paint as per colour coding after scraping the old paint Painting to CI/MS/ borewell pipe line of any size 150mm ( 6" ) dia including sluice valve complete all as specified and directed.

Material and labour for Brickwork with sub-class ‘B’ bricks (old size), straight or curved on plan exc. 6m in mean radius, built in cement mortar 1:4, complete all as specified and directed.

Material and labour for Rendering 10 mm thick in cement mortar 1:6 and finished even and smooth without using extra cement complete all as specified and directed.

Supply and fix in repair for soft starter suitable for centrifugal pump of capacity 30 KW/40 HP , suitable for operating on 3 phase AC supply 415 Volts, comprising of inbuilt by-pass contactor, soft start/soft stop/adjustable current limit , essential motor protection against overload single phasing, phase sequence reversal, abnormality in supply, unbalanced current, thermostator protection through PTC, excess start time setting, PC interface & with necessary protection of start by means of contactor/relay etc. The starter shall have MCCB 100 Amp, 4 pole to control the incoming supply, transformer, under voltage protection device, over voltage protection device, semi conductor fuse, contactor, LED indicator for R/Y/B & ON/OFF indication, Amp Meter with CTs & voltmeter of suitable rating. . Make - L&T of model No CSXI or equivalent in ABB/Siemens complete fixed in and including CRCA sheet 2.0 mm thick powder coated of size 700 X 600 X 250 mm minimum complete with fabrication work complete all as specified and directed.

Supply and fix in repair soft starter suitable for centrifugal pump of capacity 24 KW/30 HP , suitable for operating on 3 phase AC supply 415 Volts, comprising of inbuilt by-pass contractor, soft start/soft stop/adjustable current limit , essential motor protection against overload single phasing, phase sequence reversal, abnormality in supply, unbalanced current, thermostator protection through PTC, excess start time setting, PC interface and with necessary protection of start by means of contractor/relay etc. The starter shall have MCCB 63 Amp, 4 pole to control the incoming supply, transformer, under voltage protection device, over voltage protection device, semi conductor fuse, contactor, LED indicator for R/Y/B & ON/OFF indication, Amp Meter with CTs & voltmeter of suitable rating. . Make - L&T of model No CSXI or equivalent in ABB/Siemens complete fixed in and including CRCA sheet 2.0 mm thick powder coated of size 600 X 500 X 250 mm minimum complete with fabrication work complete all as specified and directed.

Supply and fix in repair for Rubber star coupling suitable for 40/50 HP centrifugal pump complete all as specified and directed.

Replacement of old unsv ball bearing suitable for centrifugal pump/ electric motor number 6312 all as specified and diected.

Replacement of old unsv ball bearing suitable for centrifugal pump/ electric motor number 6212 complete all as specified and diected.

Replacement of old unsv ball bearing suitable for centrifugal pump/ electric motor number 6309 complete all as specified and directed

Repair to the electrically operated chlorine dozing preparation unsv tank including replacement of consisting of FRP dozing of 170 ltrs capacity with electric driven agitator single phase of suitable capacity with standard fitments in order to make the pump parameters to maintain uniform suspension throughout the tank with PE/FRP lid in level including replacement of unsv gauge alongwith single phase operating mechanism arrangement and unsv agitator, unsv shaft and blade in plastic mounted on the tank complete with lid complete in all respect , all the parts shall be replaced as per norms of OEM and testing after repair will be carried out complete all as specified and directed

Repair to reciprocating pump chemical feeder for injecting calcium hypochloride employing including replacement of operating reciprocating chemical system having output of 10-150 LPD and adjustable high pressure of upto 5-7 Kg/cm with high pressure single head gear system adjustable dozing pump, suitable for working on single phase supply with replacement of mandatory accessories like lead tubing, connecting nuts, viay weight, ferrulus, liquid end of dozing system including unsv service tanks of cap 100Ltrs complete in all respect all the parts shall be replaced as per norms of OEM and after repair testing will be carried out in the presence of Engr-in charge complete all as specified and directed

Material and labour in replacement for framing of soft wood notice sign board of size 600 mm X 1200 mm duly framed with aluminium binding fixed with hassan cloth dark green/navy blue in colour fixed and stiched on the board properly in corporated with hanging arrangement with 02 nos hooks complete all as specified and directed

Supply and fix in replacement agitator chemical feeder for injecting calcium hypochloride employing including replacement of operating reciprocating chemical system having output of 10-150 LPD and adjustable high pressure of upto 5-7 Kg/cm with high pressure single head gear system adjustable dozing pump including all connecting accessories complete all as specified and directed

Suppy and fixing in replacement dozing pump FRP dozing of 170 ltrs capacity with electric driven 0.5 HP 230/250 volts agitator single phase of suitable capacity with standard fitments in order to make the pump parameters to maintain uniform suspension throughout the tank with PE/FRP lid in level including replacement of unsv gauge alongwith single phase operating mechanism arrangement complete all as specified and directed

Dismantling the old and fainted equipment history sign board at installations in replacement and fabricated the new sign board not less than 2.25 feet in width and 4 feet in length printed with white stickers with complete detail of machinery ( ie name of Installstion, date of Installstion, SM No, MES No, capacity of the mechanary , date of manufacturer, initial Amount , Machinery supplied by the firm, Job No, CA No, other requirements as directed) made of aluminium composit panel not less than 3.0 mm thick duly company painted with the MES blue colour one side and grey colour other side computerised printing white strikers as on blue side for marking the name of installations, duly border with red colour tape as per site requirement and framed with aluminium binder in respect of different locations and installations under GE Basoli . Fixing the same on wall of installations with proper alignment using necessary fasterner with nuts, bolts and washers all as specified and directed by Engr-in-charge.

Supply and fixing in replacement CI impeller suitable for 25 HP submersible pump including provision of phasing, cutting of key way etc complete to match with the size of pump shaft complete all as specified and directed

Supply and fixing in replacement CI impeller suitable for 40 HP submersible pump including provision of phasing, cutting of key way etc complete to match with the size of pump shaft complete all as specified and directed

Supply and fixing in replacement Gun metal bush suitable for impeller 25 HP submersible pump including provision of phasing, cutting of key way etc complete to match with the size of pump shaft complete all as specified and directed

Supply and fixing in replacement Gun metal bush suitable for impeller 40 HP submersible pump including provision of phasing, cutting of key way etc complete to match with the size of pump shaft complete all as specified and directed

Supply and fixing in replacement impeller outer body suitable for 25 HP submersible pump including necessary bolts and spring washers complete to match with the existing in all respect complete all as specified and directed

Supply and fixing in replacement impeller outer body suitable for 40 HP submersible pump including necessary bolts and spring washers complete to match with the existing in all respect complete all as specified and directed

Supply and fixing in replacement stain less steel shaft suitable for 25 HP submersible pump including provision of way to fix the bushes for impellers etc complete to match with the existing size of pump shaft complete in all respect complete all as specified and directed

Supply and fixing in replacement stain less steel shaft suitable for 40 HP submersible pump including provision of way to fix the bushes for impellers etc complete to match with the existing size of pump shaft complete in all respect complete all as specified and directed

Supply & fixing in replacement Volts meter 100x100mm 0- 500 volts analog type in cluding all electrical connection complete all as specified and directed

Supply & fixing in replacement Ammeter meter 100x100mm 0-100 amps of CT ratio 100/5, analog type volts in cludind all electrical connection complete all as specified and directed

Dismantling the old rusted sign board and supply and fixing in replacement of new weather proof sign board for water supply installation/ sewage treatment plants including fabrication of rectangular MS pipe of size 50 mm X 25 MM framed 8 Ft X 4 Inches long and and 2 Ft X 4 inch width having provision with strips for fixing the sign board sheet duly painted with two coats of synthetic enamel white paint over a coat of red oxide primer and fixed with aluminium composit panel not less than 3 mm thick duly company painted with the MES blue colour one side and gray colour other side of size 8 ft X 2 ft printed with computerised printing white stikers as on blue side for marking the name of installations 9.0 inches in height and 6 inches in width, MILITARY ENGINEER SERVICES duly border with red colour tape as per site requirement in respect of different locations and installations under GE Basoli . Fixing the same on wall of installations with proper alignment using not less than 08 Nos fasterner with nuts, bolts and washers complete all as specified and directed

Material and labour for Earthing complete with galvanised steel earth plate electrode 60 cm x 60cmx6mm thick buried directly in ground (earth pit not less than 2.25 metres deep below normal ground level) with top edge of plate not less than 1.5 mtr below normal ground level. connecting to the Galvanised iron earth strip of size 32x6mm by means of bolls, nuts, check nuts and washers of galvanised iron and earth strip protected by provision of GI light grade pipe 40mm bore including provision of concrete pit in PCC (1:2:4) type B-1 using 20mm graded stone agregates with 40mm thick cover of RCC (1:2:4) reinforeed with XPM weight not less than 4 Kg/Sqm) and frame of angle iron 40x40x6mm with lugs 02 Nos and handle of 6mm dia MS bar made to shape, GI light grade 20mm bore pipe for watering , perforated at bottom 1.75 metre long placed on top edge of earth plate. charcoal and common salt filled 150 mm thick all around the earth plate test point made out of 40x8mm FI galvanised with fixing arrangement, funnel wire mesh and earth work in any type of soil returing filling in and removal of surplus soil to a distance not exceeding 50 mtr all as per electical plate 3 of SSR-2009 Part-I and connecting to earth test point all as specified or indicated including testing on completion. Note :- All joints either strip to strip of strip to earth plate are fixed with welded joints.

Ms International Engineers

Standard engineers

KALSI CONSTRUCTION CO

G.M. ENGINEERING SERVICES