REPAIR REPLACEMENT TO LT OVERHEAD LINES UNDERGROUND CABLE LT PANELS AND CONNECTED WORKS AT DETT B AREA UNDER AGE EM OF GE 862 EWS

Amount

Supply, laying, jointing and testing of XLPE insulated, armoured heavy duty electric cable with aluminium conductor 1100 volts grade of size 50 sqmm 3.5 core laid in trenches, ducts, pipes, walls, on poles and connection with necessary cables lugs, glands, nuts, bolts, water etc after taking down old unserviceable cable or overhead lines complete all as specified and directed. (Note for Item no 1 to 7 :- Earthwork such as excavation, removing, returning filling, sand cushioning, concrete cable cover and protection GI pipe shall be measured and paid separately and length of cable shall be one length unless otherwise as directed by GE).

All as per srl item no. 1.00 here-in-before but of size 120 sqmm 3.5 core.

All as per srl item no. 1.00 here-in-before but of size 95 sqmm 3.5 core.

All as per srl item no. 1.00 here-in-before but of size 70 sqmm 3.5 core.

All as per srl item no. 1.00 here-in-before but of size 35 sqmm 3.5 core.

All as per srl item no. 1.00 here-in-before but of size 16 sqmm 4 core.

All as per srl item no. 1.00 here-in-before but of size 25 sqmm 4 core.

Excavation in trenches not exceeding 1.5 m wide and not exceeding 1.5 m depth not exceeding 10sqm on plan for laying of cable and foundation of poles stays 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 (soil) thickness all as specified and directed.

Removing of excavated material (soil) to a distance not exceeding 50 m and depositing where directed at a level not exceeding 1.5 m above the starting point complete all as specified and directed.

M&L for dry sand cushioning to underground cable, provided with a layer 8 cm thick before and 15 cm deep after laying and stretching jointing and testing the cable complete all as specified and as directed. (Note: Punned thickness i.e 18 cm of sand shall be measured and paid).

Supplying and laying reinforced precast concrete cable cover, class LV, type 1 flat, size 250mm x 150mm x 40mm complete all as specified and directed.

M&L in repair for 50mm dia galvanized steel tubing (light grade) with complete all fittings such as elbow, unions, nipples, tees, bends, short pieces, connections, check-nuts, caps, plugs, diminishing pieces and flanges etc as in pole, crossing of roads, laid in trenches, fixed on walls for cable protection complete all as specified and directed.

M&L for PCC 1:4:8 (nominal mix) type D-2 (using 40mm graded crushed stone aggregates) as in foundation filling and mass concrete of poles and stay/installation paths complete all as specified and directed.

M&L for plain cement concrete type B-1 , 1:2:4 (using 20mm graded stone aggregate) as in coping of poles, benching, hold fasts, water troughs, bed block and the like including weathering, slightly rounded or chamfered angles and throating including necessary form work complete all as specified and directed.

S&F for MCCB 160 Amps, 4 pole adjustable thermal and magnetic setting type, 25 KA breaking capacity, 415 volts, 50 Hz including taking down old unserviceable MCCB any make and provision of suitable size of lugs for existing cable complete all as specified and directed.

S&F for MCCB 200 Amps, 4 pole adjustable thermal and magnetic setting type, 35 KA breaking capacity, 415 volts, 50 Hz including taking down old unserviceable MCCB any make and provision of suitable size of lugs for existing cable complete all as specified and directed.

S&F for MCCB 100 Amps, 4 pole adjustable thermal and magnetic setting type, 16 KA breaking capacity, 415 volts, 50 Hz including taking down old unserviceable MCCB any make and provision of suitable size of lugs for existing cable complete all as specified and directed.

S&F for MCCB 63 Amps, 4 pole adjustable thermal and magnetic setting type, 16 KA breaking capacity, 415 volts, 50 Hz including taking down old unserviceable MCCB any make and provision of suitable size of lugs for existing cable complete all as specified and directed.

S&F for MCB 63 Amps, 4 pole,10 KA breaking capacity, 415 volts, 50 Hz including taking down old unserviceable MCB any make and provision of suitable size of lugs for existing cable complete all as specified and directed.

S&F for MCB 32 Amps, 4 pole,10 KA breaking capacity, 415 volts, 50 Hz including taking down old unserviceable MCB any make and provision of suitable size of lugs for existing cable complete all as specified and directed.

M&L for painting to LT steel tubular/iron poles of size 9mtr long with two coats of acrylic emulsion paint over a coat of primer including making alternats strips each of 30 cm height with black and white synthetic enamel paint upto 1.20 mtr height from top of PCC coping complete all as specified and directed.

Tightening of existing ACSR conductor on LT overhead line of any size and type of span of 1x5 Nos of conductor wires, length 40 to 50mtr approximate of each span including 1 run of GI earth wire 4mm dia and including making the jumpher connections and including removing old spacer and cutting, trimming tree branches of various length on both sides to keep a clear distance 2 mtr from the pole and depositing the cut branches upto 50 mtr from the pole including taking shut down in writing with all safety measure as per electric rule complete all as directed by the Engineer-in-Charge. (Note :- Materials/T&P like Axes, rope, gloves, ladder, safety harness etc. and the like will be provided by the contractor without any extra cost)

M&Lfor earthing complete with galvanised steel earth plate electrode 600x600x6mm thick burried directly in ground earth pit not less than 2.25m deep below ground level with top edge of the plate not less than 1.5m deep below normal ground level connected to and including 25X4mm thick galvanised iron strip by means of bolts, nuts, checknuts and washers of galvanised iron or steel all as specified in electrical plate No 3 of SSR (2009) part-I including 40mm bore GI pipe light grade for protection of earth strip and PCC 1:2:4 type B-1 as in pit, Precast RCC earth pit cover 8 cm thick reinforced with 8mm dia TMT bars @150mmc/c and two handles, excavation and earth work in any type of soil and alternate layers of charcoal, common salt and 20mm bore galvanised medium grade steel tubing for watering with one end fixed with cast iron funnel and wire mesh and testing on completion complete after dismantling of old unserviceable earthing with all material etc all as specified and directed. (Note:-Earth strip and protection pipe upto board is included in the rate quoted)

M&L for steel tubular swaged poles errected to truly vertical position with 6mm thick mild steel base plate of size 300mm x300mm, welded to Pole, B-118 finial taper plug, bolts, nuts and screws, poles made out of ERW MS tubing conforming to IS-2713 Part-II, type 410-SP-31 (9m long) including drilling of holes of required size for fixing of cross arms, painting the exposed surfaces of pole with two coats of aluminum paint over a coat of red oxide zinc chrome primer and with two coats of black bituminous paint internally and portion embedded in concrete, making five black and white bands at lower portion of pole each 300mm wide at 300mm spacing alternately and marking pole number. with black paint at suitable height including taking down old unserviceable broken steel pole of 9 mtr long complete all as specified and directed. (Note :- Necessary excavation of earth work, removing, returning filling in, PCC foundations of poles, coping etc shall be measured and paid separately)

Cutting/trimming of tree branches under OH HT electric line including cleaning upto 1.00 mtr horizontal distance on both sides of OH electric line from ground level of the poles including removing all creepers small bushes etc of under OH line upto 60 mtr each sapn and depositing the cut branches upto 50mtr from the pole including taking shut down in writing with all safety measure as per electric rules complete all as directed by Engineer-in-Charge. (Note :- Materials/T&P like Axes, rope, gloves, Daw, safety harness etc. and the like will be provided by the contractor without any extra cost )

S&F in repair for on load change over switch, 4 pole, 415 Volts of rating 400Amps, 3 phase, 50 Hz, front handle operated type, open execution type including sheet metal enclouser of 2mm thick CRCA sheet, powder coated wheather proof connected to incoming and outgoing cables with suitable lugs, glands, nuts, bolts, and washers fixed on angle iron frame of suitable size duly painted etc complete all as specified and directed.

S&F in repair for on load change over switch, 4 pole, 415 Volts of rating 250Amps, 3 phase, 50 Hz, front handle operated type, open execution type including sheet metal enclouser of 2mm thick CRCA sheet, powder coated wheather proof connected to incoming and outgoing cables with suitable lugs, glands, nuts, bolts, and washers fixed on angle iron frame of suitable size duly painted etc complete all as specified and directed.

S&F in repair for on load change over switch, 4 pole, 415 Volts of rating 160Amps, 3 phase, 50 Hz, front handle operated type, open execution type including sheet metal enclouser of 2mm thick CRCA sheet, powder coated wheather proof connected to incoming and outgoing cables with suitable lugs, glands, nuts, bolts, and washers fixed on angle iron frame of suitable size duly painted etc complete all as specified and directed.

S&F in repair for on load change over switch, 4 pole, 415 Volts of rating 100Amps, 3 phase, 50 Hz, front handle operated type, open execution type including sheet metal enclouser of 2mm thick CRCA sheet, powder coated wheather proof connected to incoming and outgoing cables with suitable lugs, glands, nuts, bolts, and washers fixed on angle iron frame of suitable size duly painted etc complete all as specified and directed.

Supply , installation, testing and commissioning of factory made bus bar chamber panel of size 600mmx 900mmx350mm ( CPRI approved) out door type 3.15 mm with 4 strips 200 Amps bus bar aluminium, with MCCB of 125 Amp, FP, 16 KA adjustable type duly connected to aluminium strip at incoming side with suitable space for 2 incoming cable and outgoing of 2 cable. Bus bar fixed on insulators in zig-zag position, clearance in each strip and clearnace at both side should not be less than 125mm with sufficient working space, height of bus bar chamber not less than 1 mtr, mounted MS angle 50mmx50mmx6mm, made of CRCA sheet 2mm thick outdoor type powder coated after seven tank process both side opening, shutter in two parts, cable opening form bottom side with indicators R,Y,B, hinges through out the length of shutter with half turn locking arrangement, including grounting in PCC, all as directed by Engr-in-charge.

S&F for cable jointing kit for 1.1KV grade cable for straight through joint complete with jointing material (heat shrink type) and accessries suitable for XLPE armoured aluminium cable of size 70 sqmm to 95 sqmm of 3.5 core and testing after jointing of cable including connection single ferrule/thimble etc after disconnecting of electric supply including taking down old jointining kit complete all as specified and directed.

S&F for cable jointing kit for 1.1KV grade cable for straight through joint complete with jointing material (heat shrink type) and accessries suitable for XLPE armoured aluminium cable of size 25 sqmm to 50 sqmm of 3.5 core and testing after jointing of cable including connection single ferrule/thimble etc after disconnecting of electric supply including taking down old jointining kit complete all as specified and directed.

narayan construction

vijay kumar gupta and co