REPAIR MAINT TO LT CABLE, EARTHING AND ALLIED WORK UNDER GE (S) TEZPUR

Amount

Supply and fixing/laying in replacement of connecting and testing of LT under ground XLPE insulated ,armoured heavy duty electric power cable with aluminium conductor 50 Sqmm x 3.5 core,1100 volts grade (earthed),complete all as specified and as directed.

Supply and fixing/laying in replacement of connecting and testing of LT under ground XLPE insulated ,armoured heavy duty electric power cable with aluminium conductor 25 Sqmm x 3.5 core,1100 volts grade (earthed),complete all as specified and as directed.

Supply and fixing/laying in replacement of connecting and testing of LT under ground XLPE insulated ,armoured heavy duty electric power cable with aluminium conductor 16 Sqmm x 4.0 core , 1100 volts grade (earthed),complete all as specified and as directed.

Supply and fixing/laying in replacement of connecting and testing of LT under ground XLPE insulated ,armoured heavy duty electric power cable with aluminium conductor 10 Sqmm x 4.0 core , 1100 volts grade (earthed),complete all as specified and as directed.

Excavation in trenches n.exc 1.5 mtr wide and n exc 1.5 mtr in depth and getting out in soft/ loose for laying cables, etc. complete all as specified and as directed.

Returning, filling including spreading, levelling, watering and well ramming in layers n.exc 25 cm in soft/loose soil complete all as specified and as directed.

Removing surplus excavated soil n.exc 50 mtr and depositing where directed at a level n.exc 1.5 mtr above the starting point complete all as specified and as directed..

M&Land laying natural river clean dry send as cushioning for protection of under ground cable, including spreading and punning down all as per cluase No 3.21 of SSR part-1 complete all as specified and as directed by Engineer-in-charge Note :- Punned thickness of sand layer shall be measured abd paid to contractor.

M&L for Brick Sub Class 'B' locally available best quality laid in trenches with width equal to length of the bricks, above sand cushioning for cable protection complete all as specified and as directed.

M&L for cement conrete in foundation filling and mass concrete type C-2 in ration 1;3;6 using 40 mm graded aggregate,complete all as specified and as directed.

Supply and fixing/laying/ inreplacement of galvanised steel water tubing light grade bore of dai 80 mm with all fittings all as site and directed. Make - Tata / Jindal / NTL

Supply and fixing/laying/ inreplacement of galvanised steel water tubing light grade bore of dai 40 mm with all fittings all as site and directed. Make - Tata / Jindal / NTL

M&L including taking out old earthing & provide earthing complete with GI earth plate electrode 600 x 600 x 6 mm buried directly in ground vertical to a depth not less then 2.25 mtr below ground level with the top edge of earth plate at a depth of not less then 1.5 mtr below normal ground level using GI earth strip in size 32x6mm connecting to LT panel by means of nuts bolts and washers etc. including necessary excavation earth work PCC (1:3:6) type C1 using 20 mm graded stone aggregate earth chamber 40mm thick RCC cover with PCC (1:2:4) type B1 using 20 mm graded stone aggregate 20 mm dia GI medium grade watering pipe and 40 mm for strip, funnel, protection pipe, adequate quantity of common salt, charcoal etc. and connecting up to main DBs complete all as specified and shown in electrical plate No. 3 of MES Sch Part - 1 complete all specified and directed

M&L including taking out old earthing & provide earthing complete with copper earth plate electrode 60 cm x 60 cm x 3.15 mm thick, buried directly in ground (earth pit not less than 2.25 meter deep below the normal ground level) with top edge of plate not less than 1.5 m below normal ground level, connected to copper strip 20x3 mm as earthing lead by means of bolts, nuts and washers, check nuts made out of copper all as shown on electrical plate No.5 of SSR Part-I connected to earthing test point complete all as specified and directed.

M&L including taking out old earthing & provide earthing complete with GI earth plate electrode 600 x 600 x 6 mm buried directly in ground vertical to a depth not less then 2.25 mtr below ground level with the top edge of earth plate at a depth of not less then 1.5 mtr below normal ground level using connected with earthing lead of 4mm dia galvanised iron or steel wire connecting to TPN main DB by means of nuts bolts and washers etc. made out of galvanised iron and GI wire connected to main DBs including necessary excavation earth work PCC (1:3:6) type C1 using 20 mm graded stone aggregate earth chamber 40mm thick RCC cover with PCC (1:2:4) type B1 using 20 mm graded stone aggregate 20 mm dia GI medium grade watering pipe and 40 mm for strip, funnel, protection pipe, adequate quantity of common salt, charcoal etc. and connecting up to main DBs complete all as specified and shown in electrical plate No. 3 of MES Sch Part - 1 complete all specified and directed

M&L including taking out old earthing & provide maintenance free chemical earthing with enviornment friendly earthing system consisting of 40 mm dia M S earth eletrode with electrolytic grade copper coating of 3 mtr length, to be lowered in 150mm dia bore including filling backby earth enhancing compound (10 kg x 3 bag) minimum and the top of the bore shall be finished with FRP pit cover of suitable size. Earth resistance should be less than 1 ohm. Note :- 1. Earth work , earthing chamber with cover of FRP and testing of earthing will be deemed to be included in quoted rate.

M&L including taking out old earthing & provide copper strip 20x3.15 mm with saddles and fixing screws etc for roof conductors above ground level,complete all as specified and as directed.

Supply and fixing/laying/ inreplacement of Circuit/Sub Main Wiring with 2x4.0 Sqmm PVC insulated, FRLS, copper cable 1100 volts grade stranded copper conductor cable drawn through and including PVC concealed conduit with all fittings and accessories including PVC box (IS-14772) and 1 X 4 Sqmm stranded PVC unsheathed copper cable for earth continuity connected to common earth dolly,complete all as specified and as directed.

All as per Item No 18 but 2x6.0 sqmm+1x6.0sqmm earth wire

Supplying and fixing 1100 volts grade heavy duty cable PVC insulated aluminium conductor, served with inner heathing of PVC tape and overall PVC sheathed in service connections suspended by insulating hangers not more than 1 metre apart including 4mm suspension wire, one twin core cable flat or circular overall nominal cross section 10 sqmm 2 core,complete all as specified and as directed.

Supplying and fixing 1100 volts grade heavy duty cable PVC insulated aluminium conductor, served with inner heathing of PVC tape and overall PVC sheathed in service connections suspended by insulating hangers not more than 1 metre apart including 4mm suspension wire, one twin core cable flat or circular overall nominal cross section 16 sqmm 2 core,complete all as specified and as directed.

Supplying and fixing 1100 volts grade heavy duty cable PVC insulated aluminium conductor, served with inner heathing of PVC tape and overall PVC sheathed in service connections suspended by insulating hangers not more than 1 metre apart including 4mm suspension wire, one twin core cable flat or circular overall nominal cross section 4 sqmm 2 core,complete all as specified and as directed.

Supplying and fixing 1100 volts grade heavy duty cable PVC insulated aluminium conductor, served with inner heathing of PVC tape and overall PVC sheathed in service connections suspended by insulating hangers not more than 1 metre apart including 4mm suspension wire, one twin core cable flat or circular overall nominal cross section 6 sqmm 2core,complete all as specified and as directed.

Supply and fixing in repair , testing and commisioning of LT bus bar wall mounted type Box 440 V, 3 Phase, 4 Wire, 50 Hz Outdoor, weather Proof Cubical Type cabinet, wall mounted. factory made of MS Sheet 3.15 mm thick, dust and vermin proof conforming to IP – 54 protection CRCA MS sheet of overhall minium size600 x 450 mm x 150 mm, full built upon sutaible size of having front and rear hinged covered from all side with front , open able doors, , arrengment to be connect earthing strip at rear side bottom detachable gland plate complete with sutaible size zinc plated and passivated nut, bolts,spring and washers having front hinged covers chemically treated with MSR solution for anticorrosive treatment, epooxy powder coated , in required capacity CTs, PTs, to space for fixing 04 Nos bus bars made out by copper conductor in colour coading ,rated not less than 400 Amps in equal size supported at required intervals on heat shirnkable insulators and PVC sleeving. L&T/ Simmens/Havells

Supply and fixing/laying/ in repair of Power line vertical type TPN DB double door 4 way, IP 43 suitable for MCCB 63-100amps CRCA sheet metal enclouser with detachable gland plates for flush / surface mounting hinged vertical type having 200 rated copper bus bar with neutral link provision of MCCB as incomer and MCBs outgoing complete mounting with Earth Bar in concealed and all disturbed surfaces of wall shall be made good to match the existing wall finishes complete all as specified and directed.

Supply and fixing/laying/ in repair of Factory made sheet metal enclosure for DBs double door (Fixed flush to the wall), TPN, 240 volt, 4 Way, IP-42 protection and suitable for having MCB’s complete and all disturbed surfaces of wall shall be made good to match the existing wall finishes all as specified and directed by Engineer-in-charge.

Supply and fixing/laying/ in repair of Factory made sheet metal enclosure for DBs double door (Fixed flush to the wall), SPN, 240 volt, 12 Way, IP-42 protection and suitable for having MCB’s complete and all disturbed surfaces of wall shall be made good to match the existing wall finishes all as specified and directed by Engineer-in-charge.

M&L and fixing in repair of MCCB ,4 pole, TPN, 415 volts ,microprocessor based , rated 250 Amps,having repturing capacity 36 KA,complete all as specified and as directed.

M&L and fixing in repair of MCCB ,4 pole, TPN, 415 volts ,microprocessor based , rated 160 Amps,having repturing capacity 25 KA,complete all as specified and as directed.

M&L and fixing in repair of MCCB ,4 pole, TPN, 415 volts ,microprocessor based , rated 125 Amps,having repturing capacity 25 KA,complete all as specified and as directed.

Supply and fixing/laying/ in repair of MCCB ,4 pole, TPN, 415 volts, 63-100 Amps rated, repturing capacity 16 KA with Microprocessor release complete with connecting accessories and making all electric connection using themble in suitable rated to be used in TPN, DB as incomer all as specified and directed.

Supply and fixing/laying/ in repair of MCB TPN 40-63 10 KA "C" series 415 Volt complete all as specified and directed. Make : L&T/Standard/Havells

Supply and fixing/laying/ in repair of, MCB SPN 240 volts, 10 KA, 50 Hz of capacity 6-32 Amps 'B' Curve all as specified and directed.

Supply and fixing/laying/ in repair of MCB SP 6 to 32 Amp,C series , 230 Volts complete all as specified and directed . Make - L&T/Havells/C&S/legrand/hager.

M&L and fixing in repair of PVS line seprator suitable for LT OH line (04 run of ACSR) fixng by GI wire proper titting etc all as site requirement complete all as specified and directed. Note 1:-The contract sum shall be arraived at after deducting amount of schedule of credit from the total quated amount. Note 2-Contractor's supervisor and main worker would wear shirt/T-shirt of colour sky blue/brown/yellow preferable embosed with contractor's firm name while carriying out any activities in defence area for better check of security purpose. Note 3:-The tenderer (all eligible contractors) shall ascertain the taxes & levies as on date. The subject tender caters all the taxes & levies as on date including the latest notification of GST issued as on date ( issued by Central Board of Indirect Taxes and Customs)