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| # | Company | Amount | Rank | Status |
|---|---|---|---|---|
| 1 | L1₹35.3 LAccepted-AOC OPPOSITE GATE NO 2 NORTH BENGAL UNIVERSITY PO N B U DIST DARJEELING WB | DARJEELING | DARJEELING | WEST BENGAL | 734013 | L1 | Accepted-AOC Lowest Bidder | |
| 2 | L2₹45.9 L+₹10.0 L (27.9%)Rejected-Finance C O BLUE STAR MEDICAL HALL BAGDOGRA DIST DARJEELING WB | BAGDOGRA | DARJEELING | WEST BENGAL | L2 | Rejected-Finance Not lowest bidder | |
| 3 | L3₹46.2 L+₹10.4 L (28.9%)Rejected-Finance MAKARDHA PO MAKARDHA PS DOMJUR BANERJEEPARA WEST BENGAL 711409 | HOWRAH | WEST BENGAL | 711409 | L3 | Rejected-Finance Not lowest bidder | |
| 4 | L4₹46.6 L+₹10.7 L (29.9%)Rejected-Finance | L4 | Rejected-Finance Not lowest bidder | |
| 5 | L5₹47.1 L+₹11.2 L (31.3%)Rejected-Finance | L5 | Rejected-Finance Not lowest bidder |
Tender Value
₹48 L
EMD Value
₹96,000
Closing Date
15 Nov 2023, 5:00 pmClosed
Garrison Engineer
Bengdubi Military Station PO-Bengdubi, Dist-Darjeeling, Pin 734424
MAINTENANCE REPLACEMENT OF OLD UNSERVICEABLE CABLE LT PANELS POLES MCCB AND REPAIR RENEWAL TO LIGHTENING CONDUCTOR ARRESTOR EARTHING WITH EARTHING STRIPS SURGE PROTECTOR ETC AT VARIOUS LOCATION UNDER AGE EM OF GE BENGDUBI
2023_MES_623977_1
8472/E8
Open Tender
Electrical and Maintenance Works
Item Rate
270 days
Garrison Engineer Bengdubi
MES Enlisted/ Un-enlisted contractor of Class D and above with category b(i)
7 documents required · 7 mandatory
₹500
Garrison Engineer
₹96,000
Yes
22 Dec 2023
18 Oct 2023
17 Nov 2023
18 Oct 2023
15 Nov 2023
3 Nov 2023
19 Oct 2023 - 25 Oct 2023
Amount
Dismantling of ACSR or AAC condutor from LT service feeder or distribution line complete all as specified and directed.
Taking out old/Unsv damaged existing steel/concrete poles of any size/length from existing position including necessary earthwork like excavation,returning filling,removal of earth etc and demolition of PCC foundation and removing the same from site complete all as specified and directed.
Dismantling cross arms of MS channels or angle sections etc complete complete all as specified and directed.
Dismantling insulators any type any sizes complete all as specified and directed.
Supply,erecting and fixing in proper position steel tabular electric pole swaged type 410 SP-31 (9 meter long) complete with CI base plate, final taper plug bolts nuts screw and pole cap and including two coat of aluminium paint over a coat of red oxide primer including preparing the surface complete all as specified and directed.
S&F in replacement digital Ammeter 3 phase LED display class 1 for measuring alternating current of range : 0 - 200 A flush type complete all as specified and directed.
S&F in replacement digital Voltmeter for measuring alternating current voltage of range 0-500 V flush type 96x96MM size complete all as specified and directed.
S&F in replacement LED indicator - R/Y/B/G 240 V AC complete all as specified and directed.
M&L for preparation for old rusted steel surface of feeder pillar box/LT panel of any size ,applying one coat of synthetic enamel paint as per the existing pattern above the PCC and black paint on legs of feeder pillar/LT panel and cutting vegetation growth all around and of the feeder pillar box/panel board upto 1 mtr apart from feeder pillar complete all as specified and directed.
S&F in repairs MCCB 100 Amps 4 pole, 415 V, breaking capacity 16 KA,Ics=100% ICU including spreader terminals & connected accessories complete all as specified and directed.
S&F in repairs MCCB 160 Amps, 4 Pole, 415 V, adjustable type, with breaking capacity 25 KA, Ics=100 % ICU including spreader terminals & connected accessories complete all as specified and directed.
S&F in repairs MCCB 200 Amps, 4 Pole, 415 V, adjustable type, with breaking capacity 25KA,Ics=100 % ICU including spreader terminals & connected accessories complete all as specified & directed.
S&F in repairs MCCB 250 Amps, 4 Pole, 415 V, Adjustable type, with breaking capacity 25 KA, 100 % ICU including spreader terminals & connected accessories complete as specified & directed.
S&F in repairs MCCB 320 Amps, 4 Pole, 415 V, adjustable type, with breaking capacity 36 KA, Ics=100% ICU including spreader terminals & connected accessories complete all as specified & directed.
S&F in repairs MCB 63 Amps, 4 Pole, 415 V, adjustable type, with breaking capacity 10 KA, 100% ICU including spreader terminals & connected accessories complete all as specified & directed.
S&F in repairs on load changeover with handle in enclosure 100 Amps, 4 Pole, 415 V, AC, 50 Hz complete all as specified & directed.
S&F in repairs on load changeover with handle in enclosure 200 Amps, 4 Pole, 415 V, AC, 50 Hz complete all as specified & directed.
S&F in repairs on load changeover with handle 200 Amps, 4 Pole, 415 V, AC, 50 Hz complete all as specified & directed.
Supply and fixing in repair 3 phase and neutral, 415 volts outdoor type Bus bar chamber 400 Amps, TPN, 4 way, 415 V, AC, 50 Hz, confirming to IP 43, CPRI approved, factory fabricated & factroy assembled , waterproof,dust and vermin proof cubical type with locking arrangement , LT panel made out of suitable size angle iron, channel and fabricated from 3.15 mm thick ( minimum) CRCA sheet with anti corrosive coating and finally epoxy polyester powder coating of flint Grey shade (RAL-7032) and indicating lamps with & including busbars made of pure copper duly insulated with heat retardant fire proof (HRFR) heat shrinkable sleeves of relevant colours bus bar shall be properly supported/mounted on epoxy insulators. All live parts and joints shall be insulated with (HRFR) shrouds, conforming to IS, including provn for cable gland and lugs for incoming and out going cable. Suitable openable doors shall be provided of all operational busbar provided on all other accessories. Grouting the pillar box in ground with & including suitable size foundation & plinth of PCC 1:3:6(type C-1 using 20 mm grade stone aggregate) complete.Panal shall be manufactured suitable for housing and including the following duly control wiring with multi stranded copper condutor FRLS with colour coding complete for 3 phase 50 Hz electric supply complete all as specified & directed.
M&L for cement concrete 1:3:6 type C-2 using 40mm graded stone aggregate as in lean concrete in foundation of poles, filling and mass concrete , stay assembly, etc, including formwork( as / if required) complete all as specified and directed.
M&L for cement concrete 1:2:4 type B-1 using 20mm graded stone aggregate as in coping of poles, including formwork ( as / if required) complete all as specified and directed.
Excavation in trenches not exc 1.5 m wide and n.exc 1.5 m in depth for laying of cable and fixing poles, stays etc and getting out in soft/loose soil complete all as specified and directed.
Excavation in trenches exc 1.5m wide and n exc 3.0m in depth for foundation etc or for shafts,wells cesspits, manholes pier holes, laying of cable laying in pipes and getting out in soft/ loose soil complete all as specified and directed.
Returning,filling in including spreading leveling, watering and well ramming in layers not exceeding 25 cm thick with excavated soil complete all as specified and directed.
Removing excavated material (surplus soil) to a distance not exceeding 50 mtrs and depositing where directed at a level not exc 1.5 m above the starting point complete all as specified and directed.
M&L for clean dry sand in trenches/ ducts for cushioning to cable 8cm below the cable and 15cm above the cable and compacted thickness 18cm complete all as specified and as directed.
Supply & laying Sub-Class old size B bricks, well burnt, laid breadth wise along the length of cable laid in trenches over sand cushion laid for UG cable protection complete all as specified and directed.
Relaying of old serviceable brick as in cable protection complete all as specified and directed.
Taking out old unserviceable under ground cable of any size, any position form trenches, floors and wall and store the serviceable cable for reuse complete all as specified and directed. Note:- Earth work shall be measured and paid separetly under respective item of this schedule.
M&L for relaying of serviceable cable retrieved from taking out after detecting the fault and making straight through jointing kit of LT 440 volt under ground system of LT feeder/location of size 6Sqmm 2 core to 16Sqmm 2 core complete all as specified and directed. Note:-Straight through Joint shall be measured and paid separately under respective item of this schedule.
M&L for relaying of serviceable cable retrieved from taking out after detecting the fault and making straight through jointing kit of LT 440 volt under ground system of LT feeder/location of size 16Sqmm 4 core to 70Sqmm 3.5core complete all as specified and directed. Note:-Straight through Joint shall be measured and paid separately under respective item of this schedule.
M&L for relaying of serviceable cable retrieved from taking out after detecting the fault and making straight through jointing kit of LT 440 volt under ground system of LT feeder/location of size 95Sqmm 3.5 core to 200sqmm 3.5 core complete all as specified and directed. Note:-Straight through Joint shall be measured and paid separately under respective item of this schedule.
Supply and laying insulated, armoured, heavy duty electric XLPE cables with aluminium conductor 1100 volts, cross sectional area 6sqmm 2 core laid in trenches/ through pipes/ducts or on pole/wall/floor jointing to OH conductor, LT panels, main switch with cables size aluminium lugs and testing complete all as specified and directed. Note:- Earth work shall be measured and paid separetly under respective item of this schedule.
Supply and laying insulated, armoured, heavy duty electric XLPE cables with aluminium conductor 1100 volts, cross sectional area 10sqmm 2 core laid in trenches/ through pipes/ducts or on pole/wall/floor jointing to OH conductor, LT panels, main switch with cables size aluminium lugs and testing complete all as specified and directed. Note:- Earth work shall be measured and paid separetly under respective item of this schedule.
Supply and laying insulated, armoured, heavy duty electric XLPE cables with aluminium conductor 1100 volts, cross sectional area 16sqmm 2 core laid in trenches/ through pipes/ducts or on pole/wall/floor jointing to OH conductor, LT panels, main switch with cables size aluminium lugs and testing complete all as specified and directed. Note:- Earth work shall be measured and paid separetly under respective item of this schedule.
Supply and laying insulated, armoured, heavy duty electric XLPE cables with aluminium conductor 1100 volts, cross sectional area 16sqmm 4 core laid in trenches/ through pipes/ducts or on pole/wall/floor jointing to OH conductor, LT panels, main switch with cables size aluminium lugs and testing complete all as specified and directed. Note:- Earth work shall be measured and paid separetly under respective item of this schedule.
Supply and laying insulated, armoured, heavy duty electric XLPE cables with aluminium conductor 1100 volts, cross sectional area 25sqmm 4 core laid in trenches/ through pipes/ducts or on pole/wall/floor jointing to OH conductor, LT panels, main switch with cables size aluminium lugs and testing complete all as specified and directed. Note:- Earth work shall be measured and paid separetly under respective item of this schedule.
Supply and laying insulated, armoured, heavy duty electric XLPE cables with aluminium conductor 1100 volts, cross sectional area 35sqmm 3.5 core laid in trenches/ through pipes/ducts or on pole/wall/floor jointing to OH conductor, LT panels, main switch with cables size aluminium lugs and testing complete all as specified and directed. Note:- Earth work shall be measured and paid separetly under respective item of this schedule.
Supply and laying insulated, armoured, heavy duty electric XLPE cables with aluminium conductor 1100 volts, cross sectional area 50sqmm 3.5 core laid in trenches/ through pipes/ducts or on pole/wall/floor jointing to OH conductor, LT panels, main switch with cables size aluminium lugs and testing complete all as specified and directed. Note:- Earth work shall be measured and paid separetly under respective item of this schedule.
Supply and laying insulated, armoured, heavy duty electric XLPE cables with aluminium conductor 1100 volts, cross sectional area 70sqmm 3.5 core laid in trenches/ through pipes/ducts or on pole/wall/floor jointing to OH conductor, LT panels, main switch with cables size aluminium lugs and testing complete all as specified and directed. Note:- Earth work shall be measured and paid separetly under respective item of this schedule.
Supply and laying insulated, armoured, heavy duty electric XLPE cables with aluminium conductor 1100 volts, cross sectional area 95sqmm 3.5 core laid in trenches/ through pipes/ducts or on pole/wall/floor jointing to OH conductor, LT panels, main switch with cables size aluminium lugs and testing complete all as specified and directed. Note:- Earth work shall be measured and paid separetly under respective item of this schedule.
Supply and laying insulated, armoured, heavy duty electric XLPE cables with aluminium conductor 1100 volts, cross sectional area 120sqmm 3.5 core laid in trenches/ through pipes/ducts or on pole/wall/floor jointing to OH conductor, LT panels, main switch with cables size aluminium lugs and testing complete all as specified and directed. Note:- Earth work shall be measured and paid separetly under respective item of this schedule.
Supply and laying insulated, armoured, heavy duty electric XLPE cables with aluminium conductor 1100 volts, cross sectional area 150sqmm 3.5 core laid in trenches/ through pipes/ducts or on pole/wall/floor jointing to OH conductor, LT panels, main switch with cables size aluminium lugs and testing complete all as specified and directed. Note:- Earth work shall be measured and paid separetly under respective item of this schedule.
M&L for surface dressing averaging 15cm depth in soft/loose soil for cleaning and cutting /removal of green vegetation in and around the installations approx 03 meter away from installation and removal of the soil outside of the installation including spreading thin layer of anti vegetation chemical to prevent abnormal growth of grass/bushes complete all as specified and directed.
Cutting and trimming of tree branches of any grith all around the LT over head lines upto 2 mtr from all around the over head lines complete and removing the cut branches from the site to a distances not exc 50 mtr complete all as sprcified and directed.
M&L for MS steel work (structure) as in cross arms breacing of MS channel or angle sections of required size and shape including clamps, D clamps, eye hooks, back plate with bolts, nuts and washers, drilling holes for bolts, insulator etc and welding to make rail to rest the cables in the existing ducts including priming coat with red oxide primer and two coat of aluminum paint complete all as specified & directed.
S&F LT line polyproplene composite phase separators 2 line (bolted type) at suitable spans conforming to IS 1445 complete all as directed and specified.
S&F LT line polyproplene composite phase separators 3 line (bolted type) at suitable spans conforming to IS 1445 complete all as directed and specified.
M&L for painting of LT steel tubular pole (9/11 mtr long) any type or size externally above foundation including all MS work with one coats of aluminium paint after scrapping / clearing well the existing surface complete all as directed and specified. Note:-The above work includes painting of 3 Nos black & 02 nos yellow bands width 30 cm by fluorescent paint in alternate layers upto 1.5 mtr height above foundation / plinth block)
M&L for painting of 9 m PCC pole with cement wash two coat by using the cement and two coat of aluminium paint over cross arms, clamp of any length and shape for LT overhead line including preparation of the existing surface including marking pole numbers in a 15 cm dia yellow circle & marking three black & two yellow bends width 30 cm by fluorescent paint, from bottom of pole to 1.5 Mtr height complete all as specified and directed.
M&L for repairs to main electrical panel at sub stations by tightning all loose connections of the cable ends & replacing the damaged/US/burnt aluminium lugs of required sizes, insulating/secure the weak insulated portin of cable ends inside the panel by taping with good quality of insulation tape, clean the dust by air blower complete all as specified and directed.
M&L for stringing ACSR conductor of required size for O/H lines, on LT poles, including binding wire, including taking down old ACSR conductor complete all as specified & directed.
Restringing of each OH conductor with to permissible sag rebinding to insulators with new wire where cut point jumpers to be higher size of the OH conductor complete all as specified & directed.
Horizontal boring for laying up to 80mm bore of pipe using ultra sound technique/any other suitable mechanical means at approx 1 metre below the road pavement, hardstanding etc without damaging the existing surfaces getting out & disposal of soil to a distance not exceeding 50 metre from the site of work complete all as specified and directed.
S&F in repair/replacement of energy saving, environmental friendly, long life, pressure die-cast aluminium housing with IP66 protection flood light with high power LEDs as light source connecting and testing LED flood lights of 210/200 watts capacity fixed on high mast/ street light pole complete all as specified and directed.
S&F in repair/replacement of energy saving, environmental friendly, long life, pressure die-cast aluminium housing with IP66 protection flood light with high power LEDs as light source connecting and testing LED flood lights of 120 watts capacity fixed on high mast/ street light pole complete all as specified and directed.
S&F in repair/replacement of energy saving, environmental friendly, long life, pressure die-cast aluminium housing with IP66 protection flood light with high power LEDs as light source connecting and testing LED flood lights of 70 watts capacity fixed on high mast/ street light pole complete all as specified and directed.
S&F in repair GI pipe 50mm bore light grade including fittings to poles/laid under road for protection of under ground cable including making good in disturb surfaces and sound condition complete all as specified and as directed.
S&F junction box made of thermoplastic of size 155mm x 210mm x 92mm consisting of 4 Nos terminal on porceline support inside enclosure, with MCB SP 6 Amps and using 40 x 6mm size MS clamps of required shape & size with bolts, nuts & washers and making connection by providing suitable size of lugs / binding and testing directed complete all as specified and directed.
Dismantling of old unserviceable stay assembly including stay wire complete with necessary demolition of concrete excavation and earth work as required and removing the same from site complete all as specified and directed.
S&F stay assembly complete with all accessories and stay clamps all as shown in electrical plate No 1 of SSR Part-I with using stay rod of 20mm dia and insulator etc. complete all as specified and directed. Note:-Excavation and earth work shall be measured and paid seperately under relevant item of this schedule.
M&L for 3 core cable 1.5sqmm FRLSH PVC insulated copper conductor weather proof in existing surface/ recessed/on pole complete all as specified and directed.
M&L for PVC conduit pipe medium grade 20mm dia (ISI Marked) including necessary clamps, nuts, bolts etc. as required complete all as specified and directed.
Supply, jointing and testing straight through cable jointing kit (Heat shrinkable type) for 1100 volt grade cable complete with and including jointing materials and including accessories suitable for 3.5 core XLPE armoured aluminium conductor cable of size 6sqmm 2 core to 16sqmm 2 core and including provision of aluminium thimbles complete all as specified and directed. Make: Denson / M Seal / Reychem or equivalent make as listed in list of make
Supply, jointing and testing straight through cable jointing kit (Heat shrinkable type) for 1100 volt grade cable complete with and including jointing materials and including accessories suitable for 3.5 core XLPE armoured aluminium conductor cable of size 25sqmm 3.5 core to 50sqmm 3.5 core and including provision of aluminium thimbles complete all as specified and directed. Make: Denson / M Seal / Reychem or equivalent make as listed in list of make
Supply, jointing and testing straight through cable jointing kit (Heat shrinkable type) for 1100 volt grade cable complete with and including jointing materials and including accessories suitable for 3.5 core XLPE armoured aluminium conductor cable of size 70sqmm 3.5 core to 150sqmm 3.5 core and including provision of aluminium thimbles complete all as specified and directed. Make: Denson / M Seal / Reychem or equivalent make as listed in list of make
Supply, jointing and testing straight through cable jointing kit (Heat shrinkable type) for 1100 volt grade cable complete with and including jointing materials and including accessories suitable for 3.5 core XLPE armoured aluminium conductor cable of size 185sqmm 3.5 core to 250sqmm 3.5 core and including provision of aluminium thimbles complete all as specified and directed. Make: Denson / M Seal / Reychem or equivalent make as listed in list of make
Supply, jointing and testing straight through cable jointing kit (Heat shrinkable type) for 1100 volt grade cable complete with and including jointing materials and including accessories suitable for 4.0 core XLPE armoured aluminium conductor cable of size 16sqmm 4 core including provision of aluminium thimbles complete all as specified and directed. Make: Denson / M Seal / Reychem or equivalent make as listed in list of make
S&F in repair danger notice plate of 1.6mm thick mild steel sheet vitreous enamelled white with letters figures and conventional skull and bones in signal red colour and fixed with MS clamps bolts and nuts of approved size for 25x15cm size complete all as specified and directed.
S&F in repair GI pipe 80mm bore light grade including fittings to poles/ laid under road for protection of under ground cable including making good the disturb surfaces and sound condition complete all as specified and directed.
Taking down of aluminium/ GI strip of any size incl insutator test point etc., all as directed.
Testing of earth Resistance of existing earth pit as and when required using earth resistance testing equipments as directed by the Engr-In- Charge and producing the test result for recording purpose complete all as specified and directed. [Note: i)The contractor shall be carried out the Earth Test four times in a contract period. ii) Testing of each earth pit shall be measured as one unit. iii) All test result to be entered into a register properly bound and covered and to be submitted to the Engr-In-Charge duly sign by user rep. iv) For the purpose of testing, contractor shall arranged the all necessary equipments and apparatus/ instruments at his own cost without any extra claim.
Material and labour for repairs to earth pit of earthing including replacement of broken RCC cover by new 50 mm thick pre cast RCC ( 1:2:4) type B-1 cover slab (reinforced with 8 mm dia TMT bar @ 15 cm C/C both ways and suitable handle of 10 mm dia round bar) including formwork complete all as specified and directed.
Testing of lightning conductor for its continuity through skilled electrician and helper using megger and other necessary tools, plants and equipments including rectification of the discontinuity by providing new lightning conductor or refixing the displaced exisitng lightning conductor in place as required on top priority as and when required including necessary minor repair work as required during rectification complete all as specified and directed. Note: -i) Complete lightning arrester/conductor system of the Each building shall be measured as one unit. ii) All the materials required to complete the work at site such as wooden plugs, Nut, bolt, Washers, shaddles, fixing screw etc shall be provided by the contractor and deemed to be included in the rate quoted by the contractor. iii) New material such as Air terminal, GI/Aluminium strip shall be measured and paid separately. iv) Labour cost for all refixing work shall deemed to be included in the rate quoted of this item. v) For the purpose of testing contractor shall supply all equipments and instruments at his own cost without any extra claim. vi) Supply of 03 nos insulator in each RM of GI/ Al strip for fixing on wall /roof. vii)The contractor shall be carried out the lightening conductor continuity test four times in a contract period and whole measured as one unit.
Supply only Air termination single pointed aluminium rod 12mm dia and 300mm long complete all as specified and directed.
Supply only Galvanised iron strip 32 x 6 mm as continuity conductor complete all as specified and directed.
Supply only aluminium strip 25 x 3.15 mm including replacement of insulating blocks complete all as specified and directed.
S&F in repair test point terminal block made of gun metal or phosphorus bronze size 75 x 75x 25mm drilled and screwed including 03 Nos 8mm dia 25 mm long hexagonal head screw complete all as specified and directed.
S&F in replacement of Air Termination rod 300mm long including GI pipe (Medium grade) two meter length by clamp 3 sets of suitable size including anchor bolt 100mm long 6 nos including all fixing accessories to fixed at the top of the bldg complete all as specified and directed.
M&L for jointing of aluminium strip by using 2 Nos 25X10 mm galvanised steel nut bolt complete all as specified and directed.
M&L for earthing in replacement complete with galvanised steel earth plate electrode 60×60cm.× 6mm thick, buried directly in ground (earth pit not less than 2.25 metres deep below ground level) with top edge of the plate not less'than 1.5 metres below normal ground level, connected to galvanised earth lead strip 25x4.0mm size by means of bolts, nuts, check nuts and washers of galvanised iron or steel all as shown in electrical plate No. 3 connected to earthing test point all as specified or indicated including testing on completion complete all as specified and directed.
M&L for earthing in replacement complete with galvanised steel earth plate electrode 60×60cm.× 6mm thick, buried directly in ground (earth pit not less than 2.25 metres deep below ground level) with top edge of the plate not less'than 1.5 metres below normal ground level, connected to galvanised earth lead strip 32x6.0mm size by means of bolts, nuts, check nuts and washers of galvanised iron or steel all as shown in electrical plate No. 3 connected to earthing test point all as specified or indicated including testing on completion complete all as specified and directed.
M&L in replacement for Advance Maintenance Free zinc & alloy coated GI safe earthing electrode with pipe in pipe technology of not less than 76.20 mm outer diaand 41.9 mm inner diaand three meter length, The electrode should be of galvinised with zinc (80 -100 micron) and alloy ( 200 - 250 micron) coated along with earth lead as Galvanised steel strip of size 32 X6 mm 7.5 m. The GI Electrode shall be pre-filled with Cristaline Conductive Material (CCM) . The GI electrode shall be surrounded with 50 kg BackFill compound to provide maximum contact between the electrode and BackFill Compound. Backfill compound should be eco-frendly and having RoHs certification . GI Electrode Shall be tested from CPRI. The earting pit should be cover with PCC (1:2:4 type B-1) cover, of size 450 x 450 mm complete all as specified and directed. Zinc and alloy coated safe earthing electrode complete all as specified and directed make as approved by GE Note: (i) For earth electrode, excavation to be done of size not less than 3M x 0.75M X 0.75M and excatied soil to be replace with good quality/highly conductive soil, rate for the same shall be deemed to be included in the quoted rate. (ii) Earth Resistance should be less than 2 ohm (iii) All earth connection to be done using special steel nut bolt.
M&L in replacement for Advance Maintenance Free G.I. safe earthing Electrode with pipe of not less than 48.3 mm outer dia and 26.4 mm inner dia and two meter length, The electrode should be of galvinised with zinc (80 -100 micron) and alloy ( 200 - 250 micron) coated along with earth lead as Galvanised steel strip of size 32 X6 mm 7.5 m . The GI Electrode shall be pre-filled with Cristaline Conductive Material (CCM) . The GI electrode shall be surrounded with 25 kg BackFill compound to provide maximum contact between the electrode and Back Fill Compound. Backfill compound should be eco-frendly and having RoHs certification. GI Electrode Shall be tested from CPRI.The earting pit should be cover with PCC (1:2:4, type B-1) cover ,of 450 x 450 mm complete all as specified and directed make as approved by GE. Note:- i) For earth electrode, excavation to be done of size not less than 3M x 0.75M X 0.75M and excatied soil to be replace with good quality/highly conductive soil, rate for the same shall be deemed to be included in the quoted rate. (ii) Earth Resistance should be less than 1 ohm (iii) All earth connection to be done using special steel nut bolt.
S&F in repair of GI Clamps suitable for 32 mm dia Pipe including 2 nos anchor bolts of size 80mmx102mm by drilling of brick/RCC wall incluing masonary work as required for making good the disturbed surface complete all as specified and directed.
Repair to existing down of roof conductor by providing PVC Conduit of size 40mm bore alongwith clamps etc. complete all as directed.
M&L for PCC (1:2:4) type B-1 with using 20 mm grade crushed stone aggregate as cube of size 25cm x25cm x25cm(LxBxH) including nut & bolt for fixing of strip etc with necessary form work (if required) complete all as specified and directed.
S&F in repair of GI Pipe 40mm bore light grade for protection of cable on road/drain/floor/pole including necessary clamps 40x4mm all as specified and as directed. (Make;- TATA/Jindal/Prakash/BST or equivalent make as listed in list of make)
(Note : The Scope of Work contained in 'Sch of Credit' amounting to Rs. 52368.00 (refer Tender Srl Page No 30). The Quoted sum shall be arrived at after deducting the amount of “Sch of Credit” from the total amount of the ‘BoQ’
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