|
| 1 | M&L for B check general servicing by authorised rep of manufacturer of DG set of capacity upto 125 KVA, replacement of oil filter, fuel filter, air filter, by pass filter cleaning of radiator with chemical afterdraining out engine/ lubrication oil, coolant flushing and cleaning of oil chamberafter opening of tappet cover/ top cover tappet clearence setting with injector timing adjustment reaffixing of tappet/ top cover including replacement of tappet cover packing set, bonding and leak proof sollution, oil pan/ chamber gasketat the servicing and other work comes under B Check service as mentioned in B Check by the manufacturer all as speciied and as directed.Note-Engine oil & Coolant will be paid separately under respective item. |
| 2 | All as per Ser item No 1.00 abovebut of capacity 180 KVA |
| 3 | All as per Ser item No 1.00 above but of capacity 200 KVA |
| 4 | All as per Ser item No 1.00 above but of capacity 250 KVA |
| 5 | All as per Ser item No 1.00 above but of capacity 300 to 380 KVA |
| 6 | All as per Ser item No 1.00 above but of capacity 750 KVA |
| 7 | M&L for repair of self starter 12 V including rewinding of armature with super enamaled copper conductor wire of superier quality as per existing gauge, turn and pattern and replacement of bendex drive, carbon brush including services suitable for DG set upto 125 KVA complete all as specified and directed. |
| 8 | M&L for repair of self starter 24 V including rewinding of armature with super enamaled copper conductor wire of superier quality as per existing gauge, turn and pattern and replacement of bendex drive, carbon brush, bearings including services suitable for DG set of 200 to 250 KVA complete all as specified and directed. |
| 9 | M&L for repair of self starter 24 V including rewinding of armature with super enamaled copper conductor wire of superier quality as per existing gauge, with slot insulation paper & varnish turn and pattern and replacement of bendex drive, carbon brush bearings includingservices & testing suitable for DG setof 300 to to 750 KVA complete all as specified and directed. |
| 10 | Supply & Fixing in replacement of automatic battery charger with Input voltage 220V AC ± 10%, output voltage 12V & 24V (selected by rotary switch) suitable 30Amp to 50 Amp with reverse polarity. short circuit, over voltage, over current & over temperature protection during fully continuous charging with dual Float(trickle) cum Boost in and including LCD display & meters input/output voltage & DC battery current with indication lamp auto cut OFF suitable for charging of 2X12V 180AH batteries complete with all required necessary wiring complete all as specified and directed. |
| 11 | M&L for replacement of wiring complete to AMF panel for any capacity of DG set includinginterlock system of AMF panel with existing size of copper wiring including proper connection and testing complete all as specified and directed. |
| 12 | Supply and Fix in replacement of self starter 24 volts suitable for upto 250 KVA DG sets complete all as specified and directed. |
| 13 | Supply and Fix in replacement of self starter 24 volts suitable for 300 to 750 KVA DG sets complete all as specified and directed. |
| 14 | Supply and Fix in replacement of battery brass terminals heavy duty suitable for 12V,180 AH battery with minimum 2 RM Battery Lead of copper Cable single core all as directed. |
| 15 | Supply and Fixin replacement ofrelay 24 V,8 pin type as per matching to existing and properly connection and testing after completion complete all as specified and directed. |
| 16 | Supply and Fix in replacement ofengine starting relay suitable for DG set of capacity 100 to 200 KVA as per matching to existing complete all as specified and directed. |
| 17 | Supply and Fix in replacement ofengine starting relay suitable for DG set of capacity of 250 to 300KVA as per matching to existing complete all as specified and directed. |
| 18 | Supply and Fix in replacement ofengine starting relay suitable for DG set of capacity of 380to 750 KVA as per matching to existing complete all as specified and directed. |
| 19 | Supply and Fix in replacement of Electronic timer suitable for AMF panel of DG setas per matching to exisitng, 230 V, AC 50 Hz complete all as specified and directed. |
| 20 | Supply & Fix in replecement of power contactor MCX / MNX three pole / 4 pole suitablefor DG set 100to 200 KVA DG for AMF panel of DG sets as per matching to existing complete all as specified and directed. |
| 21 | Supply & Fix in replecement of power contactor MCX / MNX three pole / 4 pole suitablefor DG set 250to 380KVA DGsuitable for AMF panel of DG sets as per matching to existing complete all as specified and directed. |
| 22 | M&L for repair ofACB 1600Amps, 4 polefor 750 KVA DG setcompleteall as specified and directed. |
| 23 | S&F in replacement of ACB 800, Amps 4 pole 415V, 50Hz AC with microprocessor-based release having O/L, S/C & E/F protection with indicator & interlocking draw out/fixed type with EDO operating mechanism confirming to IS 13118 duly retrofit in existing indoor panel in including all electric connection complete all as specified and directed. |
| 24 | Supply and Fix in replacement of selector switch suitable AC, din rail mounted (OFF/RY/YB/BR), 10A, 240 volts for voltmeter and Ammeter complete all as specified and directed. |
| 25 | Supply and Fixin replacement of under voltage relay suitable for DG set upto 250KVA complete all as specified and directed. |
| 26 | Supply and Fixin replacement of under voltage relay suitable for DG set of 300 KVA to750 KVA complete all as specified and directed. |
| 27 | Supply and Fixin replacement of complete wiring with single core multistranded copper cable with flexible conduit for DG set of various capacities complete all as specified and directed. |
| 28 | S & F and testing Electronic Governor Controller for 100 to 250 KVA DG Set including taking down old Governor Controller complete all as specified and directed. |
| 29 | S & F and testing Electronic Governor Controller for300 KVA to750 KVA DG Set including taking down old Governor Controller complete all as specified and directed. |
| 30 | Taking down the old unserviceable Actuator from its position and S&F new actuator for upto 100 KVA to 250KVA DG Set complete all as specified and directed. |
| 31 | Taking down the old unserviceable Actuator from its position and S&F new actuator for 300 KVA to750 KVADG Set complete all as specified and directed. |
| 32 | Opening the DG set of 100 KVA to 200 KVA , repair to any leakage in radiator, greasing of all movable parts & equipments and replacing allflexible/steel wire mesh type hose pipes including fuel pipe line,belts & Bearings including re-assembling the complete Parts and testing completeand spare parts of the following shall be measured and paid under relevent items all as specified and as directed by Engineer-in-Charge |
| 33 | S&F Piston ring and liner for 100 to 200 KVA DG Setas per existing make & OEM complete all as specified and directed. |
| 34 | Supply only Head valve, Head Guide, Head sheet & Head seal for 100 to 200 KVA DG Setas per existing make & OEM complete all as specified and directed. |
| 35 | Supply only Injector sleeves & Head gasket for 100 to 200 KVA DG Setas per existing make & OEM complete all as specified and directed. |
| 36 | Supply only Packing Kit for 100 to 200 KVA DG Setas per existing make & OEM complete all as specified and directed. |
| 37 | M&L for repair of Head and fuel injector assembly complete for 100 to 200 KVA complete all as specified and directed. |
| 38 | M& L for repair of Turbo assembly completefor 100 to 200KVA complete all as specified and directed. |
| 39 | Opening the DG 250 to 300 KVA, repair to any leakage in radiator, greasing of all movable parts & equipments and replacing allflexible/steel wire mesh type hose pipes including fuel pipe line ,belts & Bearings including re-assembling the complete Parts and testing completeand spare parts of the following shall be measured and paid under relevent items all as specified and as directed by Engineer-in-Charge |
| 40 | S&F Piston ring and liner formore than 250 KVA to 300 KVA DG Setas per existing make & OEM complete all as specified and directed. |
| 41 | Supply only Head valve, Head Guide, Head sheet & Head seal for more than 250 KVA to 300 KVADG Setas per existing make & OEM complete all as specified and directed. |
| 42 | Supply only Injector sleeves & Head gasket for 250 KVA to 300 KVAless than750 KVADG Setas per existing make & OEM complete all as specified and directed. |
| 43 | Supply only Packing Kit for 250 KVA to 300 KVA DG Setas per existing make & OEM complete all as specified and directed. |
| 44 | M&L for repair of Head and fuel injector assembly complete for 250 KVA to 300 KVA complete all as specified and directed. |
| 45 | M& L for repair of Turbo Charger assembly completefor 250 KVA to 750 KVADG Set complete all as specified and directed. |
| 46 | Opening the DG set of 380 KVA to 750 KVA , repair to any leakage in radiator, greasing of all movable parts & equipments and replacing allflexible/steel wire mesh type hose pipes including fuel pipe line ,belts & Bearings including re-assembling the complete Parts and testing completeand spare parts of the following shall be measured and paid under relevent items all as specified and as directed by Engineer-in-Charge |
| 47 | S&F Piston ring and liner for of 380 KVA to 750 KVA DG Setas per existing make & OEM complete all as specified and directed. |
| 48 | Supply only Head valve, Head Guide, Head sheet & Head seal for of 380 KVA to 750 KVADG Setas per existing make & OEM complete all as specified and directed. |
| 49 | Supply only Injector sleeves & Head gasket for380 KVA to 750 KVADG Setas per existing make & OEM complete all as specified and directed. |
| 50 | Supply only Packing Kit for 380 KVA to 750 KVADG Setas per existing make & OEM complete all as specified and directed. |
| 51 | M&L for repair of Head and fuel injector assembly complete for 380 KVA to 750 KVADG Set complete all as specified and directed. |
| 52 | M& L for repair of Turbo charger assembly completefor 380 KVA to 750 KVADG Set complete all as specified and directed. |
| 53 | Taking down the old unserviceable fan belt and Supply andFix Fan belt of existing size for DG Set of capacity 125 to 250 KVA complete all as specified and directed. |
| 54 | Taking down the old unserviceable fan belt and Supply andFix Fan belt of existing size for DG Set of capacity 300 to 750 KVA complete all as specified and directed. |
| 55 | Supply and Cladding with glass/rock wool and aluminium sheets of exhaust manifoldfor DG sets upto 125 KVA including removing of existing asbestos rope or any other type of insulation complete all as specified and directed. |
| 56 | Supply and Cladding with glass/rock wool and aluminium sheets of exhaust manifold forfor DG sets of capacity 300 KVA to 750 KVA including removing of existing asbestos rope or any other type of insulation complete all as specified and directed. |
| 57 | Supply and Cladding with glass/rock wool and aluminium sheets of exhaust manifold forfor DG sets 250 KVA including removing of existing asbestos rope or any other type of insulation complete all as specified and directed. |
| 58 | Supply and Cladding with glass/rock wool and aluminium sheets of exhaust manifoldforfor DG sets of capacity 100 KVA to 200 KVAincluding removing of existing asbestos rope or any other type of insulation complete all as specified and directed. |
| 59 | S&F in replacement fly wheel ring of DG Set of capacity upto 100 to 200KVA complete all as specified and directed. |
| 60 | S&F in replacement fly wheel ring of DG Set of capacity 300 to 750 KVA complete all as specified and directed. |
| 61 | Draining out the diesel tank, cleaning/washing out the sludge and re-filling with diesel for the DG Set of capacity 100KVA to 200 KVA complete all as specified and directed. |
| 62 | Draining out the diesel tank, cleaning/washing out the sludge and re-filling with diesel for the DG Set of capacity 250KVA complete all as specified and directed. |
| 63 | Draining out the diesel tank, cleaning/washing out the sludge and re-filling with diesel for the DG Set of capacity 300 KVA to 750 KVA complete all as specified and directed. |
| 64 | S&F in replacement of Changeover switch on load front operated 400 Amps,4 Pole 415 volt complete including properly connecting incoming and outgoing cable andtesting after completion complete all as specified and directed. |
| 65 | Repairingtoradiator of 100 to 250KVA DG set ,arresting leakage if any by welding/brazing and refixing the same complete all as specified and directed.Note :-(Necessary coolant and distilled water required will be measured and paid seperately) |
| 66 | Repair toradiator of 300 KVA to 750 KVA DG set,arresting leakage if any by welding/brazing and refixing the same complete all as specified and directed. Note :- (Necessary coolant and distilled water required will be measured and paid seperately) |
| 67 | S&F in replacement lead acid battery of size 12 Volt ,180AH including charging complete all as specified and directed |
| 68 | M&L for Spray painting of diesel generating set of capacity 100 KVAto 200 KVA withaccostic enclosure/ open type by applying one coat of synthetic enamel paint body colour shall be apple green,black for foundation base frame, red for all guards complete all as specified and directed. |
| 69 | M&L for Spray painting of diesel generating set of capacity 250 KVA with accostic enclosure by applying one coat of synthetic enamel paint, body colour shall be apple green,black for foundation base frame, red for all guards complete all as specified and directed. |
| 70 | M&L for Spray painting of diesel generating set of capacity 300 KVA to 750with accostic enclosure one coat of synthetic enamel paint, body colour shall be apple green,black for foundation base frame, red for all guards complete all as specified and directed. |
| 71 | M&L for servicing of AMF panel of any capacity/make, check all loose connections of end terminals, screws, nuts, bolts thimbles, clean all electric/electronic parts by using CRC spray, check contactors connections and its serviceability, check all relay setting of AMF panel and check all internal connections of AMF Panel and hinges and locking devices complete all as directed. |
| 72 | M&L alternator repair of any DG set of capacity 100 to 250 KVA DG set including rewinding and replacement of connected items items such as bearing,sleeves nut bolts ,coupling etc complete all as specified and directed |
| 73 | M&L alternator repair of any DG set of capacity 300 KVA to to 750 KVA DG set including rewinding and replacement of connected items items such as bearing,sleeves nut bolts ,coupling etc complete all as specified and directed |
| 74 | Supply only Engine oil 15/20W/40 for DG Set. |
| 75 | Supply only Coolantfor DG Set. |
| 76 | Supply only Cotton Cloth for cleaning of DG Set. |
| 77 | Supply & fixing of automatic sequencer includingsoftware of make Delta for 250 KVA DG Set with complete wiring and testing as directed by Engr-in-charge. |
| 78 | S&F Auto Main Failure (AMF) panel made out of 3.15 mm CRCA sheet in Door type, powder coated of conforming to IS 8623 totally enclosed dust and vermin proof with front and rear openings of 415 Volts, 3 Phase, 4 Wire, AC 50 Hz having aluminium bus bar capacity required to carry current at 110% load of 125 KVA DG Set with three phase and half neutral colour coded, prewired with copper flexible cable of size 4 Sqmm all as specified with the following accessories, control cable from Gen Set to AMF panel & finishing complete with 7 tank process for powder coating in approved shade, having IP-54 degree of protection with hinged lockable doors, dust and vermin proof CPRI approved IP-54 duly painted with epoxy based powder coated paint complete all as specified :-(i) Micro processor based MCCB 200Amps4 Pole of suitable capacity as recommended by OEM, Manual draw out type with electrical contractor 200 Amps 4 pole for alternator (DG supply and Main Supply) -02 nos. Make : ABB/Schneider.\"(ii) All controls indicators and standard fittings as follows:(a) Digital type Ammeter meter with in built selector switch of suitable capacity with CTs- 1 set.(b) Digital-type Voltmeter meter with in built selector switch of suitable capacity- 1 Set.(c) Multifunctional digital meter fro KWH, KVA, KW Amps, Volts, frequency, power factor etc. -1 No.\"\"(iii) Functions:-(a) Supply failure timer and restroration - 1 no.(b) 3 impulse automatic engine Start/Stop logic.(iv) Announceation with indicators LED lamps for(a) Protective over loading relay- 1 No.(b) Low buld oil pressure, high water temperature, Engine over speed, battery low voltage, under voltage- 1 No., Earth fault relay- 1 No.(v) Controls(a) Load on indicators.(b) Load off indicators.(c) Engine start push button.(d) Engine stop push button.(e) Fault except/reset push button.(vi) Battery charging SMPS unit within auto built manual :(a) DC Volt meter.(b) DC Ammeter.(c) Charger rate selector switch.\" |
| 79 | S&F Auto Main Failure (AMF) panel made out of 3.15 mm CRCA sheet in Door type, powder coated of conforming to IS 8623 totally enclosed dust and vermin proof with front and rear openings of 415 Volts, 3 Phase, 4 Wire, AC 50 Hz having aluminium bus bar capacity required to carry current at 110% load of 180 KVA DG Set with three phase and half neutral colour coded, prewired with copper flexible cable of size 4 Sqmm all as specified with the following accessories, control cable from Gen Set to AMF panel & finishing complete with 7 tank process for powder coating in approved shade, having IP-54 degree of protection with hinged lockable doors, dust and vermin proof CPRI approved IP-54 duly painted with epoxy based powder coated paint complete all as specified :- (i) Micro processor based MCCB 400 Amps 4 Pole 02 Nos of suitable capacity as recommended by OEM, Manual draw out type with electrical contractor 400 Amps 4 pole for alternator (DG supply and Main Supply) -02 nos. Make : ABB/Schneider.\"(ii) All controls indicators and standard fittings as follows:(a) Digital type Ammeter meter with in built selector switch of suitable capacity with CTs- 1 set.(b) Digital-type Voltmeter meter with in built selector switch of suitable capacity- 1 Set.(c) Multifunctional digital meter fro KWH, KVA, KW Amps, Volts, frequency, power factor etc. -1 No.\"\"(iii) Functions:-(a) Supply failure timer and restroration - 1 no.(b) 3 impulse automatic engine Start/Stop logic.(iv) Announceation with indicators LED lamps for(a) Protective over loading relay- 1 No.(b) Low buld oil pressure, high water temperature, Engine over speed, battery low voltage, under voltage- 1 No., Earth fault relay- 1 No.(v) Controls(a) Load on indicators.(b) Load off indicators.(c) Engine start push button.(d) Engine stop push button.(e) Fault except/reset push button.(vi) Battery charging SMPS unit within auto built manual :(a) DC Volt meter.(b) DC Ammeter.(c) Charger rate selector switch.\" |
| 80 | M&L for lifting and shifting of 200 KVADG setupto50 mtrwithsafty and without any demage of DG set from existing PCC platform with the help of hydra/crane and taking out eletric connection, exhaust manifoldearthing strip and 400 sqmm cable andshifting nearestlocation connecting cable 400 sqmm cable install thimble ,earthing , electrical connection and testing ofDG set, restore eletric supply complete all as specified and directed . |
| 81 | M&L for lifting and shifting of 125 KVADG setup to50 mtr withsafty and without any demage of DG set from existing PCC platform with the help of hydra/crane up to 50 mtr and taking out all electric connection , exhaust manifold,earthihing strip-03 nos and 240sqmm cable andnearest shifting location connecting cable 240 sqmm cable install thimble ,earthing and testing ofDG setrestore eletric supply complete all as specified and directedNOTE :- (i) for item 62 ,63 During Lifting andshifting of DG setcontractor is fullyresponsible for safty of DG set if any partdamage the contractor must replace and repair demage part of DG set .(ii) Thebidder is advised to visit the site to assess the quantum of work to be carried out in this contract and quote thier rates accordingly. |
| 82 | Disconnecting, taking out old unserviceable joints & Supplying, Fixing, Jointing & testing for provision of straight through joints,heat shrinkable epoxy tube with epoxy jointing materials suitable for XLPE LT Cable 1100 Volts grade, for size 240 to 400 sqmm 3.5 Core complete all as specified and directed. Note :-During lifting andshifting of DG setcontractor is fullyresponsible for safty of DG set if any partdamage the contractor must replace and repair demage part of DG set . |
| 83 | S&F in replacment Aluminium thimble of size 240 to400 sqmm for terminal end of cable complete all as specified and directed. |
| 84 | S&F 4 Pole MCCB, 160 Amp, 50 Hz, 415 V Thermal Magnetic Release with rupturing capacity 36 KA including taking down old unserviceable MCCB complete all as specified and directed. |
| 85 | S&F 4 Pole MCCB, 200 Amp, 50 Hz, 415 V microprocessorwith rupturing capacity 36 KA including taking down old unserviceable MCCB complete all as specified and directed. |
| 86 | S&F 4 Pole MCCB, 400 Amp, 50 Hz, 415 Vmicroprocessorreleasewith rupturing capacity 36 KA including taking down old unserviceable MCCB complete all as specified and directed. |
| 87 | S&F 4 Pole MCCB, 500 Amp, 50 Hz, 415 Vmicroprocessorreleasewith rupturing capacity 36 KA including taking down old unserviceable MCCB complete all as specified and directed. |
| 88 | S&F 4 Pole MCCB, 630 Amp, 50 Hz, 415 Vmicroprocessorreleasewith rupturing capacity 36 KA including taking down old unserviceable MCCB complete all as specified and directed. |
| 89 | Dismentling plain, corrugated steel/PVC/fiber glass sheeting of any thickness and any size complete all as specified and directed. |
| 90 | S&F Pre-painted galvanume aluminium zinc coating GI based corrugated steel sheet 0.50mm thick of an colour having tensile strength of 550 Mpa as in roof covering/cladding to wall, fixed with self tapping screws as specified and directed. |
| 91 | Dismantling wrought iron or mild steel work of any description not otherwise provided for work including doors, gates, angle post etc. complete all as specified and directed by engr-in-charge |
| 92 | S&F Mild Steel work in tubular trusses with round/square tubular pipes as in rafters, purlins, columns etc for Shed work including special shaped washer etc. complete using ERW or induction butt welded tubes conforming to I. S.1161-1979 grade St.-240 complete all as spfd and directed by engr in charge. |
| 93 | Demolition ofPCC built in cement mortar including all quoins, pillars, arches etc. Complte all as specified and directed. |
| 94 | M&L for applying one coat of cement base paint on walls/ scurity wall including prepration of old decorated surface with brooming down smoke soot, moulds efforescentsalt etc complete all as specified and directed. |
| 95 | M&L cement plaster/grit plaster (1;6) description on brick/concrete surfaces etc including raking out joints hacking :for key, scrubing down with water etc complete all as specified and as directed. |
| 96 | M&L PCC (1:2:4)type B-2, using 40mm graded stone aggregate as in plinth protection 75mm thick laid in baysand surfaces finished even & smooth without using extra cement complete all as specified . |
| 97 | M&L PCC (1:3:6)type C-2, using 40mm graded stone aggregate as in plinth protection 75mm thick laid in baysand surfaces finished even & smooth without using extra cement complete all as specified . |
| 98 | Excavating in post holes soft/loose soil (or similr holes) not exc 0.5 Cum getting out returning filling in and reammingearth or broken rubblemixed with earth around, in layers not exceeding 25 CM watering and removing surplus soil to a distanceno exc 50m and making good surfaces complete all as specified and directed. |
| 99 | Supply, Installation, testing and commissioning of Kiloskar make bar shaft end Suction pump NW-9D with CI Impeller, CS shaft size 125X125mm, Head range 12 mtr Flow range 40 TO 65 LPS, Coupled with Kiloskar make Engine Model TAF -11 with 12 BHP, 1500RPM, Air cooled handle start mounted on common MS based with four Nos , Solid wheel complete all as specified and directed.Note :- Suction and Delivery hose pipe adequate size 10mtr and Strainer/Foot valve complete all accessories. Rate to be deeemed in quoted rate. |
| 100 | Supply installation testing and commissioning factory made and tested (incl CPRI type test certified) LT feeder pillar box (KIOSK) outdoor type plateform mounted suitable for 415 volts 3 phase 4 wire 50 Hzs AC supply system having bus bar chamber with insulated Alluminium bus bar 600Amps rating installed on porcelain insulators. The panel shall be dust and virmin proof IP 54 cass protection and made of 3.15 mm CRCAMS sheet and 50x50x6 mm thick angle iron frame work, powder coated finish over one coat of red oxide primer outside and two coats of red oxide primer inside, front opening type with provisions for cable entry with double door shutter and locking arrangement including provision of 65mm godrej freedom lock with 2 keys, internal wiring with PVC insulated solid copper conductor FRLS cable IS 694 marked of adequate size but not less than 4 Sqmm. The Panel shouild be suitable in and including civil work for panel foundation with PCC (1:2:4) at suitable heightand including the following :-(A) Main Incoming :MCCB with microprosessor release based,100% ICS=100% ICU, 400 A 4 pole, 35 KA415 volt -01 Nos(a) Outgoing MCCB TPN 100Amps with Thermal Magnetic Release Based orcessor based,100% ICS=100% ICU, 25KA - 05 No. (for AC)(b) Metering, indication(i) Set of RYB phase indication lamps - 01 set of three(ii) Digital type MultimeterCTs , PTs and selector switch (D) Terminal connection between busbar and switchgear shall be insulated aluminium strip with colour code.(i) one set of 600 Alluminium amp bus bar with PVC sleeve with minimum clearance of 25mm is required between phases and between phase & earth.Note :- Before execution of work the drawing of LT Panel shall be got approval by GE. |
| 101 | M&L for earthing complete with MS galvanized plate of size 60 cm x 60 cm x 6 mm thick burried in ground vertically to a depth not less than 2.5 meters below ground level with top edge of the earth plate at a depth not less than 1.5 meter below the ground level, earth plate surrounded 15cm thick layers of common salt and charcoal dust starting from ground below 15 cm of earth plate and up to 15 cm above the same. connected with32x6mm GI strip by means of nuts, bolts and washers.GI wire shall be laid in 40 mm dia light grade GI pipe as protection from top of the plate up to test point (cost of protection pipe up to 7.5 meters from earth electrode will be included in the rates quoted by the contractor) with following complete all as specified and shown in electrical plate No 3 of SSR Part-I & testing on completion :-(a)32x6mm GI strip.(b) Watering pipe GI light grade 20mm dia from top of the earth electrode up to MS funnel with wire mesh embeded in floor of PCC earth pit.(GI Funnel should properly tightned on GI watering pipe and embeded in PCC floor of earth pit with open top suitable for watering of earth pits)(c)Excavation & earthwork in any type of soil PCC earth pit 30x30x30cm constructed in PCC 1:2:4 type B1 exposed surfaces smoothly finished with 15mm thick cement mortar 1:6 plaster including RCC pit cover 50mm thick 1:2:4 type B1 reinforced with 8mm dia mild steel TMT bar 75mm centre to centre with 2 Nos MS handles of 12mm diamild steel TMT bars suitable for carrying of pit cover..including taking down of existing unserviceable Earthing .as specified and directed. |
| 102 | M&L for earth continuity conductor GI stripe32x6 mm passing through & including PVC Conduit of anysize main earthing lead fixed to wall on batten or recess or chases or burried in ground or drawn in conduit/pipe or any other indicated situation for loop earthing etc as requireddia galvanised ironstrip complete all as specified and directed. |
| 103 | M&Lgalvanised, iron pipe of 40mm dia \"light grade\"with all fittinglaid in trenchescomplete all as specified and directd |
