SPECIAL REPAIR TO LT/ HT OVER HEAD LINES DAMAGED DURING STORM IN AKHNOOR GARRISON UNDER GE (S) AKHNOOR

Amount

Excavation in trenches not exceeding 1.5m wide and not exceeding 1.5m in depth and getting out in any type of soil for errection of HT/LT poles laying of HT/LT UG cables and provn of stay assembly, complete all as specified and directed.

All as per Serial Item No.01 here in before but depth beyond 1.5 m and not exceeding 3m, complete all as specified and directed.

Returning, filling in, including spreading levelling, watering and well ramming in layers not exceeding 25 cm thick in any type soil, complete all as specified and directed.

Removing excavated material not exceeding 50m and depositing where directed at a level not exceeding 1.5m above the starting point, complete all as specified and directed

Sand cushioning to under ground cable in trenches/existing cable trenches/ducts in layers of 8 cm deep before laying the cable and 15 cm deep after laying and stretching the cable, complete all as specified and as directed by Engr in charge.

Sub class ‘B’ bricks, modular size, brick covering laid dry, flat, transversally along the length of cable on sand cushioning for mechanical protection of cable, with width equal to the length of the brick, complete all as specified and directed by Engineer-In-Charge.

PCC 1:4:8 type D-2 (using 40mm graded crushed stone aggregates) as in foundation filling and mass concrete in foundation of pole/stays etc, complete all as specified and directed.

PCC 1:3:6 type C-2 (using 40mm graded crushed stone aggregates) as in foundation filling and mass concrete in foundation of pole/stays etc, complete all as specified and directed.

PCC 1:2:4 type B-1 (using 20mm graded crushed stone aggregates) as in coping/above ground level around the pole etc, complete all as specified and directed.

Supply, laying & testing in replacement of cable XLPE insulated, screened, PVC bedded, galvanized steel strip or wire armoured, electric power cables (heavy duty)with stranded aluminium conductor, 11000 volts grade, of size 3 core 95 sq mm, complete all as specified and directed.

Supply and fix cable jointing kit for 11 KV grade cable for outdoor end termination , heat shrink type, joint complete with jointing material and accessories suitable for 3 core XLPE, armoured, Al conductor cable of size 95 sqmm, complete all as specified and directed.

Supply and fixing Steel tubular swaged poles complete with cast iron base plate, finial taper plug, bolts, nuts & screws, type 410 SP-55 (11.0 metres long), complete all as specified and directed.

Supply and fixing Steel tubular swaged poles complete with cast iron base plate, finial taper plug, bolts, nuts & screws, type 410 SP-31 (9.0 metres long), complete all as specified and directed.

Supply and fix Triple pole, mechanically operated, mounted on insulator and steel frame, with operating mechanism worked from ground level, for current rating upto 200 amps 11 KV capacity, complete all as specified and directed.

Supply and fix Lightning arresters expulsion type complete with all fittings, transmission class, discharge capacity 65 kilo amp 11 KV, complete all as specified and directed.

Supply and fix Lightning arresters expulsion type complete with all fittings, transmission class, discharge capacity 65 kilo amp of capacity 33 KV, complete all as specified and directed.

Earthing of machinery/equipment Installed at power house/substation, using 32 x 6 mm galvanized MS strip and MS galvanized plate of size 600 x 600 x 6 mm, as earth electrode, complete all as specified and directed.

Stay assembly, galvanised iron, complete with accessories as shown in electrical plate No-1, diameter of stay rod 20mm dia, stay wire 7/4mm stranded including galvanised iron stay plate 300x300x6mm, galvanised iron thimble, 14mm dia 400mm long stay bow and galvanised iron nuts bolts, washers including loop type insulator, vitreous porcelain, white, brown or green, large size, with overall dimensions 90x140mm, clearance of hole 25.50mm, complete all as specified and as directed by Engineer-In-Charge. Note: Excavation, earth work and PCC shall be measured and paid separately under relevant item of Schedule ‘A’/ BOQ.

Supply and fixing in replacement of new Loop type insulator, vitreous porcelain, white, brown or green, small size, with overall dimensions 65x90mm, clearance of hole 16mm, complete all as specified and as directed by Engineer-In-Charge.

Unbinding of loose/ broken ACSR conductor of any size and any type on LT/HT poles including earth wire and re-stretching the same to make up sag and binding the conducgtors with new binding wire, jumpering of conductors, reconnecting of electric cable connection, street light connection etc., complete all as directed by Eng-in-Charge.

Supply and fixing ACSR conductor of any size and type from OH LT/HT poles including binding at site to insulators with suitable size of binding wire etc including taking down existing worn out old broken ACSR conductor of any size and type and length at any position from LT/HT poles, complete all as specified and directed.

Supply and fixing in replacement new shackle Type, Porcelain, vitreous, white, brown or green insulator size 100mm height, 115mm dia including galvanised mild steel straps 31x5mm and insulator bolts of bolts 14mm dia, washers, nuts, for working pressure 1100 volts grade, complete all as specified and as directed by Engineer-In-Charge.

Supply and fix in replacement of cross arms, bracings, supports, clamps and back plates fabricated from structural steel sections including nuts, bolts, washers, welding, bending cold or hot, drilling holes for bolts, in any shape or size as indicated or directed and inclusive of one coat of red oxide primer, one under coat and one finishing coat of aluminium paint, complete all as specified and as directed by Engineer-In-Charge.

Supply, laying & testing in replacement of cable XLPE insulated, armoured heavy duty electric cables with aluminium conductor, 1100 volts grade, cross sectional area 10 sqmm 2 core, complete all as specified and directed.

Supply, laying & testing in replacement of cable XLPE insulated, armoured heavy duty electric cables with aluminium conductor, 1100 volts grade, cross sectional area 25 sqmm 4 core, complete all as specified and directed.

Supply, laying & testing in replacement of cable XLPE insulated, armoured heavy duty electric cables with aluminium conductor, 1100 volts grade, cross sectional area 95 sqmm 3.5 core, complete all as specified and directed.

Supply, fixing and testing in replacement Porcelain clad, structure mounted outdoor type Vacuum interrupter single pole 33 KV rated voltage 50 Hz 1250A rating 25 KA with 36 KV insulation level as per IEC suitable for 30 Volt DC and 230 Volt AC aux. voltage with IP 55 protection including vacuum bottle of 33 KV including all voltage terminal connector suitable and matching with existing system, complete all as specified and directed.

Supply and fixing Disc type insulator, porcelain, vitreous 145mm high and 225mm dia ball and socket type, white, brown or green suitable for 11KV/33 KV feeders, complete all as specified and directed.

Supply and fixing Post insulator, porcelain, vitreous with assembly white, brown or green suitable for 33 KV feeders, complete all as specified and directed.

Supply and fixing Pin type insulator, porcelain, vitreous with Pin support, white, brown or green suitable for 33 KV feeders, complete all as specified and directed.

Complete overhauling and servicing of 33 KV VCB including disassembly of operating mechanism parts, spring charging motor and mechanism well cleaning, complete all as specified and directed.

Disconnecting & dismantling of PT’s 33 KV for overhauling, servicing, checking of transformer oil under vacuum, gasket and reassembling the same for proper function and operation, complete all as specified and directed.

Servicing, repairing and overhauling of 33 KV rotating switch horizontal type including cleaning of, complete all as specified and directed by Engineer-in-Charge.

M&L for jumpering works in PTs , CTs, MOCBs, Isolators, DO fuse by using parallel grove clamp,Tee clamps other connectors required by using ACSR conductor size Dog (6/4.72+7/1.57) including dismantling old conductor and clamp, complete all as specified and directed. (Clamps will be measured and paid for separately)

M&L for replacement of PG clamps, parallel grove clamps, tee clamps & GI nut bolts of required size other connectors for connecting ACSR conductors for jumpering all as required at site, complete all as specified and directed.

M&L in replacement of Danger notice plate of 1.6mm thick mild steel sheet of size 25x20 cm, pasting with Sticker in radium red colour with writing 33/11 KV, figures and conventional skull and bones size, for HT 33000 volts, complete all as specified and directed.

Supply and fix in replacement of XLPE insulated AB cable 3-core X 70 sq mm + 1 x 50 sq mm on existing HT overhead lines, complete all as specified and directed.

M&L Glow sign board of size 50 x 30 cm made out of Polycarbonate sheet thickness 1.6mm thick with writing save electricity on blue base frame and white computerised letters of size 50 mm, complete all as specified and directed.

Supply insatallation, testing and commissioing of maintenance free earthing based on 300mm long GI earthing Electrode (Met -Chem) 80mm outer dia and inner rod with 10mm thickness 3000mm long duly filled with ITPC-EECP15 fixed with nuts an bolts incl excavation/ earth work in any strata & PCC chamber with CI Frame and cover (Earth pit not less than 2.25 mtrs below ground level). The electrode is surrounded by chemical (ITPC-EECP15) a mixture of sulphate, silica, Iron Oxide etc, magnesium oxide, sodium oxide, zinc oxide etc. Each Earth electrode should have resistance <2 Ohm by using earth electrode is used as per the site requirements. Chemicals compound powder to be provided minimum 50Kg per site. The inspection joint provide for earthing reference incl the man hole cover with locking facility be provided, complete all as specified and directed. (Make: ITPC/KEGS/TERRAFILL)

MAMTA ENTERPRISES

M/S INDERPAL SINGH

Jiwan Singh