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| # | Company | Amount | Rank | Status |
|---|---|---|---|---|
| 1 | L2₹26.9 LAccepted-AOC | L2 | Accepted-AOC Accepted | |
| 2 | L2₹32.6 LRejected-AOC INDEX NO E 108 HQ CWE NO 2 DELHI CANTT J 636 SECTOR 23 SANJAY NAGAR GHAZIABAD UTTAR PRADESH 201002 | GHAZIABAD | UTTAR PRADESH | 201002 | L2 | Rejected-AOC Rejected | |
| 3 | L3₹34.1 LRejected-AOC | L3 | Rejected-AOC Rejected | |
| 4 | L4₹36.9 LRejected-AOC FLAT NO C 401 LORD KRISHNA GREEN OPPOSITE DOON SCHOLAR SCHOOL KEDARPUR DEHRADUN UK 248001 | DEHRADUN | DEHRADUN | UTTARAKHAND | 248001 | L4 | Rejected-AOC Rejected | |
| 5 | L5₹39.8 LRejected-AOC | L5 | Rejected-AOC Rejected |
Tender Value
Refer Docs
EMD Value
₹90,000
Closing Date
23 Dec 2020, 6:00 pmClosed
GE IMA DEHRADUN
GE IMA DEHRADUN
REPAIR REPLACEMENT OF INTERNAL ELECTRIFICATION SUB MAIN WIRING DBs INCLUDING AIR VENTILATION FANS REPLACEMENT OF OLD UNSV LIGHT AND CONNECTED WORKS IN NEW KLP AREA IN SOUTH COMPLEX AT IMA DEHRADUN
2020_MES_397606_1
GE/IMA/73/2020-21 9017/E8
Open Tender
Support/Maintenance Service
Item Rate
180 days
GE IMA DEHRADUN
Refer NIT
8 documents required · 8 mandatory
₹500
Yes
GE IMA DEHRADUN
₹90,000
Yes
12 Jan 2021
24 Nov 2020
25 Dec 2020
25 Nov 2020
23 Dec 2020
9 Dec 2020
Amount
Taking down carefully existing aluminum/copper surface/concealed point wiring (light, fan, socket or power point) complete of any description including fitting such as switches, ceiling roses, regulators, sockets, wooden boards, laminated sheets from sunken boxes, boards, shades light fitting etc and making good the disturbed surfaces in CM 1:3 of walls, floors, ceiling etc including distempering to match with existing surfaces complete all as specified and directed
Point wiring with PVC insulated and unsheathed electric cable 1100 volts grade single core FRLS having multi stranded copper conductor of 1.5 Sqmm nominal cross sectional area drawn in and including PVC conduit concealed and 1.5 Sqmm PVC insulated unsheathed multistranded copper conductor cable FRLS as continuous earth conductor, connected to earth dolly by providing suitable lugs with inner and outer frame plate matching with surrounding with sunken steel boxes zinc oxide plated of suitable size for mounting switches, sockets etc complete for the following:- Make of wire : Finolex, Plaza, Havells, Polycab, Grandlay. Make of conduit -Finolex Ess Ess KayCL Note:- (i) Point wiring & earth wire shall be connected to each & every sunken box. (ii) All screws, fasteners, bolts, nuts & washer shall be cadmium plated & the cost of which is deemed to be included in the quoted unit rates. (iii) Modular cover plate with frame and sunken steel boxes zinc oxide plated as per site requirements shall be included in quoted rates.
One light point/fan point controlled by one, one way modular switch 5 Amps
One 3 pin 5 Amps switch socket outlet point controlled by one modular switch on independent boad.
One 3 pin 5 Amps switch socket outlet point controlled by one modular switch on the same board.
One light point controlled by one, two way modular switch 5 / 6 Amp.
All as per item No. 2 above but with stranded copper conductor 4 sqmm (nominal area), two single core, PVC insulated cable 1100 Volt grade FRLS for 3 pin, 15 Amp socket outlet, independent, including PVC insulated stranded copper conductor 4 Sqmm (nominal area) single core as earth continuity conductor to common earth and connecting to earth dolly.
Point wiring with PVC insulated and unsheathed electric cable 1100 volts grade single core FRLS having multi stranded copper conductor of 1.5 Sqmm nominal cross sectional area drawn in existing conduit concealed and 1.5 Sqmm PVC insulated unsheathed multistranded copper conductor cable FRLS as continuous earth conductor, connected to earth dolly by providing suitable lugs with inner and outer frame plate matching with surrounding with sunken steel boxes zinc oxide plated of suitable size for mounting switches, sockets etc complete for the following:- Make of wire : Finolex, Plaza, Havells, Polycab, Grandlay. Make of conduit -Finolex Ess Ess KayCL Note:- (i) Point wiring & earth wire shall be connected to each & every sunken box. (ii) All screws, fasteners, bolts, nuts & washer shall be cadmium plated & the cost of which is deemed to be included in the quoted unit rates. (iii) Modular cover plate with frame and sunken steel boxes zinc oxide plated as per site requirements shall be included in quoted rates.
One light point/fan point controlled by one, one way Modular switch 5 Amps
One 3 pin 5 Amps switch socket outlet point controlled by one Modular switch on independent boad.
One 3 pin 5 Amps switch socket outlet point controlled by one modular switch on the same board.
One light point controlled by one, two way modular switch 5 / 6 Amp.
All as per item No.4 above but with stranded copper conductor 2.5 Sq mm (nominal area), two single core, PVC insulated cable 1100 Volt grade FRLS for 3 pin, 15 Amp socket outlet, independent, including PVC insulated stranded copper conductor 2.5 Sqmm (nominal area) single core as earth continuity conductor to common earth and connecting to earth dolly.
Modular switch single pole one way 6 Amp complete all as specified and directed Make:- Anchor/Legrand/Havells/MK.
Modular switch single pole two way 6 Amp complete all as specified and directed Make:- Anchor/Legrand/Havells/MK.
Modular switch single pole one way 16 Amp complete all as specified and directed Make:- Anchor/Legrand/Havells/MK.
Modular socket outlet 2/3 pin combined 2 module 6 Amp 240 volts complete all as specified and directed Make:- Anchor/Legrand/ Havells/MK.
Modular socket outlet 2/3 pin combined 16 Amp 240 volts complete all as specified and directed Make:- Anchor/Legrand/ Havells/MK.
Modular fan regulator step type 120W, 240 volts, 2 module type complete all as specified and directed Make :- Anchor/Legrand/Havells/MK
Ceiling rose, 63.5 mm dia, ISI marked, three terminal of polycarbonate /isolated body complete all as specified and directed Make:- Anchor/Legrand/Havells/C&S.
Lamp Angular holder insulated body with back plate suitable for batten fittings complete all as specified and directed
Sub main wiring with four single core PVC insulated unsheathed FRLS cable 1100 Volt grade, 10 Sqmm size with multi stranded copper conductor drawing into existing conduit including two run single core PVC insulated unsheathed 10 Sqmm FRLS cable with multi stranded copper conductor colour code as a earth continuity and connected upto DB including taking down old unserviceable submain wiring etc complete all as specified and directed Make of wire : Finolex, Plaza, Havells, Polycab, Gloster, Universal, Grandlay, Make of conduit : Finolex/Ess Ess Kay/ICL NOTE: (i) Four run of single core PVC cable with two run of cable as earth conductor shall be measured as one unit. (ii) The quoted rates shall be deemed to be inclusive for fixing the conduits to surface with using PVC rawl plugs etc.
Sub main wiring with two single core PVC insulated unsheathed FRLS cable 1100 Volt grade, 4 Sqmm size with multi stranded copper conductor drawing into existing conduit including one run single core PVC insulated unsheathed 4 Sqmm FRLS cable with multi stranded copper conductor colour code as a earth continuity and connected upto DB including taking down old unserviceable submain wiring etc complete all as specified and directed Make of wire : Finolex, Plaza, Havells, Polycab, Gloster, Universal, Grandlay, Make of conduit : Finolex/Ess Ess Kay/ICL NOTE: (i) Two run of single core PVC cable with one run of cable as earth conductor shall be measured as one unit. (ii) The quoted rates shall be deemed to be inclusive for fixing the conduits to surface with using PVC rawl plugs etc.
Sub main wiring with two single core PVC insulated unsheathed FRLS cable 1100 Volt grade, 6 Sqmm size with multi stranded copper conductor drawing into existing conduit including one run single core PVC insulated unsheathed 6 Sqmm FRLS cable with multi stranded copper conductor colour code as a earth continuity and connected upto DB including taking down old unserviceable submain wiring etc complete all as specified and directed Make of wire : Finolex, Plaza, Havells, Polycab, Gloster, Universal, Grandlay, Make of conduit : Finolex/Ess Ess Kay/ICL NOTE: (i) Two run of single core PVC cable with one run of cable as earth conductor shall be measured as one unit. (ii) The quoted rates shall be deemed to be inclusive for fixing the conduits to surface with using PVC rawl plugs etc.
Sub main wiring with two single core PVC insulated unsheathed FRLS cable 1100 Volt grade, 2.5 Sqmm size with multi stranded copper conductor drawing into existing conduit including one run single core PVC insulated unsheathed 2.5 Sqmm FRLS cable with multi stranded copper conductor colour code as a earth continuity and connected upto DB including taking down old unserviceable submain wiring etc complete all as specified and directed Make of wire : Finolex, Plaza, Havells, Polycab, Gloster, Universal, Grandlay, Make of conduit : Finolex/Ess Ess Kay/ICL NOTE: (i) Two run of single core PVC cable with one run of cable as earth conductor shall be measured as one unit. (ii) The quoted rates shall be deemed to be inclusive for fixing the conduits to surface with using PVC rawl plugs etc.
MCB DB, sheet metal enclosures double door TPN 4 way with 200 Amps rated bus bar 415 volts 2 in 1 shutter (METAL DOOR) type with blanking plates where required and IP 43 degree protection fixed in repair complete all as specified and directed Make:- Legrand, L&T, ABB, Schneider.
MCB DB, sheet metal enclosures double door SPN 4 way with 200 Amps rated bus bar 240 volts 2 in 1 shutter (METAL DOOR) type with blanking plates where required and IP 43 degree protection fixed in repair complete all as specified and directed Make:- Legrand, L&T, ABB, Schneider
MCB DB, sheet metal enclosures double door SPN 12 way with 200 Amps rated bus bar 240 volts 2 in 1 shutter (METAL DOOR) type with blanking plates where required and IP 43 degree protection fixed in repair complete all as specified and directed Make:- Legrand, L&T, ABB, Schneider.
MCB DB, sheet metal enclosures double door SPN 8 way with 200 Amps rated bus bar 240 volts 2 in 1 shutter (METAL DOOR) type with blanking plates where required and IP 43 degree protection fixed in repair complete all as specified and directed Make:- Legrand, L&T, ABB, Schneider.
MCB SP 6 to 32 Amps, 240 volts 'C' Curve 10 KA, including connection with suitable size copper lugs complete all as specified and directed Make:- Legrand, L&T, ABB, Schneider.
MCB SPN 6 to 32 Amps, 240 volts 'C' Curve 10 KA, including connection with suitable size copper lugs complete all as specified and directed Make:- Legrand, L&T, ABB, Schneider.
MCB TPN 63 Amps, 415 volts 'C' Curve 10 KA, including connection with suitable size copper lugs complete all as specified and directed Make:- Legrand, L&T, ABB, Schneider.
Distribution boards epoxy powder coated TPN 4 ways (VTPN MCCB DB) with metal door (IP-43 protection) fabricated from minimum 1.6mm thick CRCA sheet and fixed flush to wall and suitable for universal mounting and including 250 Amps copper bus bar, neutral bar, standard DIN rail, earth bar and cable ties for cable management, top and bottom removable gland plates with Knockouts and suitable for one FP-MCCB 100/125 Amps as incomer and 24 SP MCBs or 4/8/ 12 TP MCBs (or any combination of SP/TP MCBs) outgoings complete including disconnecting and taking down existing DB complete all as specified and directed. Make : Legrand CAT PART No 507750 or equivalent of, L&T, ABB, Schneider. Note- Suitable MCCB and outgoing MCB's will be measured and paid separately under relevent item of this schedule
MCB SPN 63 Amps, 240 volts 'C' Curve 10 KA, including connection with suitable size copper lugs fixed in repair complete all as specified and directed Make:- Legrand, L&T, ABB, Schneider.
Round plastic laminated sheet for mounting ceiling rose and batten holder fixed in repair complete all as specified and directed Make- Legrand/ABB/Schinder/L&T
Ceiling rose, 63.5 mm dia, ISI marked, three terminal of polycarbonate /isolated body fixed in repair complete all as specified and directed Make:- Anchor/Legrand/Havells/C&S.
Modular switch single pole one way 6 amp fixed in repair complete all as specified and directed Make- Anchor/Legrand/Havells/MK
Modular switch single pole two way 6 amp fixed in repair complete all as specified and directed Make- Anchor/Legrand/Havells/MK
Modular switch single pole one way 16 amp fixed in repair complete all as specified and directed Make- Anchor/Legrand/Havells/MK
Modular socket outlet 2/3 pin combined 6 amp 240 volts fixed in repair complete all as specified and directed Make- Anchor/Legrand/Havells/MK
Modular socket outlet 2/3 pin combined 16 amp 240 volts fixed in repair complete all as specified and directed Make- Anchor/Legrand/Havells/MK
Fan regulator modular step type 100W 240 volts 2 module type fixed in repair complete all as specified and directed Make- Anchor/ Legrand/Havells/MK
Modular white cover plate with frame 3 module fixed in repair complete all as specified and directed. Make:- Anchor/Legrand/ Havells/MK
Modular white cover plate with frame 4 module fixed in repair complete all as specified and directed Make:- Anchor/Legrand/ Havells/MK
Modular white cover plate with frame 6 module fixed in repair complete all as specified and directed Make:- Anchor/Legrand/ Havells/MK
Blanking plates for moduler type front plates fixed in repair complete all as specified and directed. Make :Legrand/Anchor/Havells/MK
Modular metal flush box 3 module complete fixed in repair complete all as specified and directed. Make:- Anchor/Legrand/Havells /MK
Modular metal flush box 4 module complete fixed in repair complete all as specified and directed. Make:- Anchor/Legrand/Havells /MK
Modular metal flush box 6 module complete fixed in repair complete all as specified and directed Make:- Anchor/Legrand/Havells /MK
Surface and wall mounted LED batten with alluminium housing and integrated electronic driver with and including 20 W LED tube rod complete and connected the same with using PVC sheathed and insulated 3 core flexible 23/0.0076 copper conductor cable including all accessories and fixing arrangement for fixing the light fitting to walls including taking down existing fitting complete all as specified and directed Make: Havells Cat part No. LUMILINEPLUSBS20WLED865SPCSS or equivalent to Philips/Wipro
Recess mounted 15 Watt LED pressure die cast aluminium luminaire in powder coated white finish with drop down PC diffuser with optimized heat sink for efficient heat disspation and separate replaceable electronic driver including all accessories and fixing arrnagement for fixing the light fitting to ceiling including taking down existing fitting complete all as specified and directed. Make- Havells cat part No RISE DLR 15WLED 840S or equivalent to Philips / Wipro
Surface mounted LED downlighter with white powder coated aluminium housing with integrated electronic driver complete with all accessories and including 15 Watt LED lamp and connected the same with using PVC sheathed and insulated 3 core flexible 23/0.0076 copper conductor cable including all accessories and fixing arrangement for fixing the light fitting to ceiling rose including taking down existing fitting complete all as specified and directed. Make: Havells Cat part No. ENDURANEOHESURFACEDLS15WLED857S or equivalent to Philips/Wipro.
Surface mounted LED downlighter with white powder coated aluminium housing with integrated electronic driver complete with all accessories and including 15 Watt LED lamp and connected the same with using PVC sheathed and insulated 3 core flexible 23/0.0076 copper conductor cable including all accessories and fixing arrangement for fixing the light fitting to ceiling rose including taking down existing fitting complete all as specified and directed. Make: Havells Cat part No. ENDURANEOHESURFACEDLS15WLED840S or equivalent to Philips/Wipro.
Recess mounted round shaped downlighter with pressure die cast aluminium heat sink and PC diffuser in white powder coated finish with integrated driver suitable for and including 12 W LED lamp complete and connected the same with using PVC sheathed and insulated 3 core flexible 23/0.0076 copper conductor cable including all accessories and fixing arrangement for fixing the light fitting to ceiling including taking down existing fitting complete all as specified and directed. Make: Havells Cat part No. INTEGRANEODLR12WLED857S or equivalent to Philips/Wipro
Surface mounted LED downlighter with white powder coated aluminium housing with integrated electronic driver complete with all accessories and including 12 Watt LED lamp and connected the same with using PVC sheathed and insulated 3 core flexible 23/0.0076 copper conductor cable including all accessories and fixing arrangement for fixing the light fitting to ceiling rose including taking down existing fitting complete all as specified and directed. Make: Havells Cat part No. ENDURANEOHESURFACEDLS12WLED840S or equivalent to Philips/Wipro.
Wall mounted LED batten extruded aluminium housing provided for efficient heat dissipation with poly carbonate diffuser and integrated elctronic driver including 10 W LED tube rod etc and connected the same with using PVC sheathed and insulated 3 core flexible 23/0.0076 copper conductor cable including all accessories and fixing arrangement for fixing the light fitting to walls including taking down existing fitting complete all as specified and directed Make: Havells Cat part No. ENDURALINEAR NEOBS10WLED865SPCWH or equivalent to Philips/Wipro
Surface mounted Bolt round LED downlighter in (white) powder coated white finish aesthetically designed aluminium housing enclosure with integrated driver, 6 watt LED, 230 volts with 6W LED lamp and all accessories including taking down existing fitting complete all as directed complete all as specified and directed Make:- C&S Cat part No : LTCRSUR6HPLE DRND/W or equivalent to Philips/Wipro.
Flood light fitting energy saving and enviromental friendly long liife exclusive innovative made up of die cast aluminium housing with and including 50 Watt high power LED as lightnig source, suitable for highlighting archtectural features or area lighting also suitable for rough services/installations, including taking down existing fitting complete all as specified and directed. Make: Havells Cat part No. JETACOMPECTOFL50WLED757LTG or equivalent to Philips/Wipro
Surface and wall mounted LED batten fitting 18W, 230 volt AC, T-8, cool white not less than 1135mm extruded alluminium heat sink provided for efficient heat dissipation with polycarbonate diffuser and integrated electronic driver including 18W LED tube rod complete and connecting the same with and including PVC sheathed and insulated 3 core flexible 23/0.0076 copper conductor cable including all accessories and fixing arrangement for fixing the light fitting to walls including taking down existing fitting complete all as specified and directed. Make:-Havells cat Part No LUMILINEPLUSBS18WLED 865SPCSS or equivelant to Philips/Wipro
Aesthetically designed, 1'x1' cool white flat panel for surface mounting which provide soft-light and glare free symmetrical illumination of fixture size 300x300x70 mm with and including 15 W LED complete, integrated electronic driver and connected the same with using PVC sheathed and insulated 3 core flexible 23/0.0076 copper conductor cable including all accessories and fixing arrangement for fixing the light fitting to ceiling including taking down existing fitting complete all as specified and directed. Make: Havells Cat part No. PLUTOSURFACE1X1PLS15WLED857S or equivalent to Philips/Wipro
Air ventilation exhaust fan 250mm sweep 240 volts, white in colours including taking down existing complete all as specified and directed Make Havells cat part No Ventiair DX white and equivalent to Usha / Bajaj
Exhaust fan 300mm sweep, 900RPM, 230 volts, 5 Hz, energy saving model single phase copper wound motor, grey in colour complete with blade, box type louvers fixed in repair etc complete all as specified and directed Make Havells cat part No Turbojet S.P and equivalent to Usha/Bajaj
MCCB, 100 Amps, 4 pole, 415 volts with rupturing capacity 25 KA with thermal magnetic release and adjustable overload setting including taking out existing unserviceable MCCB complete all as specified and directed Make : Legrand, L&T, ABB, Schneider.
New generation 25W, post top energy saving enviornmental friendly long life aesthetically designed with symmetrical distribution spun aluminium landscape luminaiar with high power LEDs as light source ruby (clear) IP-65 including takingdown existing fittings complete all as specified and directed. Make: Havells Cat part No. RUBYPT25WLED757PSYMTOPC or equivalent to Philips/Wipro.
Exhaust fan 450mm sweep 1400 RPM and connected up including provision of cable from ceiling rose to exhaust fan including making suitable hole and fixing arrangement etc complete all as specified and directed. Make: Make Havells cat part No Turbojet S.P and equivalent to Usha/Bajaj
Pluto neo panel 2x2 high efficiency recess mounting LED flat panel with high brightness LED for glare free homogenous illumination 1 x 34 Watt LED, fixture size(595x595 mm) for fitting to ceiling 300 x 200mm including twin core copper cable from connector to ceiling rose including cutting of ceiling edge by 100mm for fitting the light fixed in repair complete all as specified and directed Make Havells Cat Part No PLUTONE02X2PLR34WLED840S or equivalent make of Surya/Philips/ Syska.
Sheet metal enclosure, single pole and neutral with two pin and earth plug and socket with and including one single pole MCB 20 Amps, 240 volts,10 KA fixed in repair complete all as specified and directed Make: Legrand, L&T, ABB, Schneider.
Suspended architectural LED luminaire along with suspension kit & integral electronic driver provides soft light and glare free symmetrical illumination (with continuous mounting end cap) with and including 40 W LED tube rod and all accessories and fixing arrangement for fixing the light fitting including taking down existing fitting complete all as specified and directed. Make: Havells Cat part No. CONSTA1144LP40WLED857SPMMAWH or equivalent to Philips/Wipro.
Energy saving and environment friendly, long life, LED street light made up of pressure die-cast aluminium housing with and including 25 Watt high power LEDs as lighting source and lens embedded PC cover having top opening seperate driver compartment, with IP66 protection and impact resistance of 1K07 integrated electronic driver suitable for pole dia 43 mm (max) including suitable size of bracket bent in shape including 2 Nos clamps, nut, bolts etc and fixing on walls complete including taking down existing light fitting etc complete all as specified and directed Make: Havells Cat part No. ENDURAPEARLSL25WLED757SASYTOPC or equivalent to Philips/Wipro
Supply and laying jointing and testing LT underground PVC insulated, armoured, (Heavy duty) and PVC Sheathed aluminiumm stranded conductor cable 1100 volts grade, 25 sqmm, 3.5 core laid in ducts, fixed on wall, roofs and trusses with clips including necessary accessories like copper lugs, cable entry glands, suitable size of bolts/nuts/washers etc including takingdown existing cable complete all as specified and directed. Make- Polycab/ Havells/Finolex.
Excavation in trenches not exceeding 1.5 m wide and not exceeding 1.5 m deep and getting out in soft/loose soil for laying of cable/pipe line etc of any description and in any position including forming sides and bottom surface to required level/ gradients complete all as specified and directed
Returning, filling in trenches, including spreading, leveling, watering and well ramming in layers n. exc. 25cm thick in soft/loose soil after cables etc are laid and tested complete all as specified and directed
Removing the excavated soil to a distance n. exc. 50M and depositing where directed at a level not exc. 1.5M above the starting point complete all as specified and directed
Supply and filling clean dry fine sand unwashed including gently punning around cables in trenches for cable protection complete all as specified and directed Note: - Punned thickness shall be measurement & paid.
Supply and laying reinforced precast concrete cable cover class LV type1 flat size 250 mm x 150 mm x40 mm as protection to under ground cable laid dry flat adjjoining each other including takingdown existing cover complete all as specified and directed
GI Pipe light grade 40mm dia with fittings fixed in repairs for protection of cable under road crossing, fixed to wall or pole fixed in repair complete all as specified and directed
Flood light fitting energy saving and enviromental friendly long liife exclusive innovative made up of die cast aluminium housing with and including 70 Watt high power LED as lightnig source, suitable for highlighting archtectural features or area lighting also suitable for rough services/installations, including taking down existing fitting complete all as specified and directed. Make: Havells Cat part No. JETACOMPECTOFL70WLED757LTG or equivalent to Philips/Wipro
Pluto neo panel 2x2 high efficiency recess mounting LED flat panel with high brightness LED for glare free homogenous illumination 1 x 34 Watt LED, fixture size(595x595 mm) including twin core copper cable from connector to ceiling rose including takingdown existing fitting complete all as specified and directed Make Havells Cat Part No PLUTONEO2X2PLR34WLED857S or equivalent make of /Philips/ Wipro
Earthing with galvanised steel earth plate electrode 60cmX60cmX 6mm thick burried directly in ground (earth pit not less than2.25 mtr below ground level) with top edge of the plate not less than 1.5 mtr below ground level connected to 25 x 4mm thick GI strip protected by 40 mm bore light grade galvanised iron pipe and other end connected to test point as directed including funnel with wire mesh and watering pipe 20 mm bore medium grade galvanised iron pipe with charcoal and common salt in alternaterlayers of 15 cm thickness all around the GI plate electrode with concrete pit in PCC 1:3:6 type C-1 with cast iron frame including cast iron cover10mm thick hinged to CI frame and 6mm MS rod for handle, necessary excavation and earth wok in hard/dense soil and disposal of spoil to a distance n exc 50 m and necessary testing complete all as shown in electrical plate No 3 of SSR part-I complete all as specified and directed
Earthing complete with galvanized iron earth plate electrode 600mm x 600mm x 6mm thick burried directly in ground (earth pit not less than 2.25 metres deep below normal ground level) vertically, with top edge of plate not less than 1.5 metre below normal ground level connected to galvanised earth lead wire 4 mm dia by means of bolts, nuts, check nuts and washers of galvanised iron or steel all as shown in electrical plate No 3 of MES Schedule Part-I connecting to earthing test point & to main switch board and testing on completion with and including necessary excavation and earth work in any type soil, earth lead connected to earth test point & to main switch board etc with & including adequate quantity of charcoal dust and common salt, test point, PCC (1:3:6) type C-1 (using 20mm graded BT stone aggregate) for earth pit with 40 x 40 x 6mm mild steel angle iron frame for cover, internal surface of concrete shall be given 10mm thick plaster in CM 1:4, pre cast RCC (1:2:4) type B-1 (using 20mm graded BT stone aggregate) 40mm thick cover, reinforced with 8mm dia deformed or TMT bars 3 Nos both way with 12mm dia round bar handle, GI medium grade watering pipe 20 mm dia with funnel and wire mesh and 15mm dia GI light grade earth lead protection pipe etc complete all as specified and directed. NOTE: (i) Earth lead wire and its protection pipe upto and including 7.5 mtr only from the top of earth electrode are included under this item. (ii) Any joints in earth lead from earth electrode to test point shall not be allowed/permitted. (iii) If the desired earth resistance is not found within permissible limit shall be re done by contractor at no extra cost.
KRISHANA ELECTRIC WORKS
ANAND SERVICES
Ansh Enterprises
Pantech Instruments and Services
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