CA NO CWE /HILLS /EWS/26 OF 2021-2022 SPECIAL REPAIR OF HT CABLE FROM GARH SCOUTS TO 25 MFVH UNDER GE 871 EWS

Amount

Excavation in trenches n exc. 1.5 m wide and n exc. 1.5 in depth for foundation of poles, stay assy etc. and getting out in hard / dense soil complete all as specified and directed.

Excavation in trenches n exc. 1.5 m wide and exc. 1.5 m in depth but n exc. 3.0 m for foundation of poles, stay assy etc. and getting out in hard / dense soil complete all as specified and directed.

Returning filling in including spreading levelling watering and well ramming in layers n exc. 25 cm thick each complete all as specified and directed.

Removing excavated material to a distance n exc. 50 mtr and depositing where directed at a level not exc. 1.5 mtr above the starting point of any type of soil complete all as specified and directed.

M&L for PCC 1:3:6, type C-2 (using 40mm graded crushed stone aggregates) as in foundation filling and mass concrete complete all as specified and directed.

M&L for PCC 1:4:8, type D-2 using 40 mm graded aggregate for foundation of poles complete all as specified and directed.

M&L for PCC 1:2:4, type B-1 using 20 mm graded aggregate for coping of poles including necessary formwork for fair finished surfaces complete all as specified and directed.

Dismantling of ACSR or AAC conductor complete all as specified and directed.

Dismantling GI earth wire conductor, service feeder or distributor span complete all as specified and directed.

S&F aerial bunched cable 11 KV grade stranded and compact alluminium phase conductor of size 3 x 95 Sqmm +1x70 Sqmm (bare messenger) with aluminium alloy, phase conductor should be insulated with XLPE (Sioplas) compound copper, as per IS-14225-1995 including all fitings etc complete all as specified and directed. Note : Rate deemed to be included in quoted rate for site clearance, cutting, trimming of hanging/extended branches of trees up to a distance of two mtr from the existing HT/LT overhead lines and making the overhead lines clear up to the entire length of feeder, including cutting, removal and dispositing of tree branches 50mtr away from the site as directed by GE.

S&F dead end clamp suitable for aerial bunched cable 11000 volts with nuts bolt and washer complete all as specified and directed

S&F suspension clamp suitable for aerial bunched cable 11000 volts with nuts bolt and washer complete all as specified and directed

S&F insulated universal hook suitable for aerial bunched cable 11000 volts with nuts bolt and washer complete all as specified and directed

S&F pre-insulated lugs suitable for aerial bunched cable 11000 volts with nuts bolt and washer complete all as specified and directed

Dismantling steel pole/ struts, any size complete all as specified and directed.

Re-fixing only steel tubular swaged pole, 11 metre long, complete with mild steel base plate 6mm thick of size 300mm x 300mm, B-118 finial taper plug, bolts, nuts, washers and screws, type 410 SP-55 complete all as specified and directed (Note : Excavation, earth work and PCC in foundation of poles, coping etc shall be measured and paid separately under respective items of work).

Supply and erecting in true vertical steel tubular swaged pole, 11 metre long, complete with mild steel base plate 6mm thick of size 300mm x 300mm, B-118 final taper plug, bolts, nuts, washers and screws, type 410 SP-55 including drilling of holes of required size and nuts for fixing of cross arms, painting with two coats of aluminium paint over a coat of red oxide and two coats of black bituminous paint for portion embedded in concrete, painting five black and white bands at lower portion of pole each of 300 mm height at 300mm spacing complete all as specified and directed. (Note : Excavation, earth work and PCC in foundation of poles, coping etc shall be measured and paid separately under respective items).

Dismantling stay assembly complete complete all as specified and directed.

Re-fixing only stay assembly complete with accessories i.e. stay plate 300mm x 300mm x 6mm, galvanised thimbles, GI stay wire 7/4 SWG, complete all as specified and directed (Note : Excavation, earth work and PCC in foundation of poles, coping etc shall be measured and paid separately under respective items).

M&L stay assembly complete with accessories i.e. stay plate 300mm x 300mm x 6mm, galvanised thimbles, GI stay wire 7/4 SWG, loop type insulators, vitreous porcelain, white brown or green of large size with overall dimensions 90mm x 140mm, clearance of hole 25.5mm, etc and all other accessories as shown in electrical plate No 1 on Ser Page No 495 of MES Schedule Part-I (2009) complete all as specified and directed. Note : Stay clamp, excavation and earth work and concrete for stay pit and insulator shall be measured and paid separately.

Supply and fixing of Loop insulator Porcelain, vitreous white/brown/green insulator including one galvanized mild steel spindle, two galvanized iron washers and one galvanized iron nut, large size with overall dimensions 90mm x 140mm, clearance of hole 25.5 mm, Complete all as specified and directed.

S&F lightening arrester expulsion type complete with all fittings, transmission class, discharge capacity 65 Kilo Amps, suitable for 11000 Volts complete all as specified and directed.

S&F HT 11 KV outdoor type gang operated air break switch and insulator and steel frame outdoor type suitable for horizontal/vertical insulation single break provided with locking arrangement consisting of MS channel HT post type insulator copper alloys high pressure assembly opening rod of 25mm dia GI pipe medium grade complete conforming to IS-1318 of 1972 rated voltage 11 KV and current rating 200 Amps, 12 insulators, complete all as specified and directed.

Dismantling insulators any type, any size complete all as specified and directed.

Re- fixing of disc type insulators, porcelain vitreous white brown or green, 145mm high and 255mm dia ball and socket type, single disc assembly for tension with tension clamps for conductor having working pressure 11000 Volts complete all as specified and directed.

Re- fixing of pin type, porcelain, vitreous, white, brown or green insulator including one galvanised mild steel spindle, two galvanised iron washers and one galvanised iron nut 150mm height, 150mm dia for working pressure 11000 Volts grade of HT line complete all as specified and directed.

M&L for cable jointing kit for 11 KV (Earthed) grade cable for outdoor straight through heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 50 sqmm to 95 sqmm for AB cable complete all as specified and directed.

M&L for cable end jointing kit for 11 KV (earthed) grade cable for outdoor termination heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 50 Sqmm to 95 Sqmm for AB cable complete all as specified and directed.

M&L for earthing complete with galvanised iron earth plate electrode of size 60cm x 60cm x 6mm thick buried directly in ground (earth pit not less than 2.25mtr deep below ground level) with top edge of the plate not less than 1.5mtr below normal ground level, connected to galvanised iron strip 32 x 6mm as earth continuity conductor connected to earth plate by means of GI light bolt nuts, check nuts and washers of including providing earth wire protection pipe GI light grade 40mm bore from earth plate to main switch board/panel, watering pipe 40mm bore GI pipe medium grade with wire mesh and funnel at top, earth pit of PCC in 1:2:4 type B-1, with RCC cover 1:2:4 type B-0 using MS TMT 8mm dia @ 150 c/c both way with suitable handle, angle iron frame made out of angle iron of size 40 x 40 x 4mm, including adequate quantity of charcoal dust and salt in alternate layers all around the earth plate, including excavation and earth work in any type of soil complete all as per electrical plate No 3 of SSR Part-I (2009) connected to earthing test point including test point made out of 40 x 3mm GI flat iron, all as specified and indicated including testing on completion including taking down old unserviceable earthing complete all as specified and directed.

M&L for earthing complete for poles and other machinery/eqpt using GI strip as earth lead and MS galvanized steel earth plate electrode 600x600x 6.3mm thick buried directly in ground (earth pit not less than 2.25 mtr deep below ground level) with top edge of the plate is not less than 1.5 mtr below normal ground level connected to galvanized wire 4.00 mm as earthing lead by means with GI pipe light grade, nuts, bolts and washers complete upto and including test point made out of 40x3mm GI flat, PCC pit of required size in PCC 1:2:4 type B1 and RCC cover with frame, charcoal, common salt15cm at round the earth plate watering GI pipe 20mm light grade and 40mm dia GI pipe light grade for GI wire protected steel with funnel as shown in electric pate No. 3 of SSR Part I (2009) all as specified and indicated including testing on completion including taking down old unserviceable earthing complete all as specified and directed.

Dismantling cross-arms of M.S. channel or angle sections etc. complete all as specified and directed.

M&L for cross arms, bracings, supports, clamps (including stay clamps, clamps for fixing GI tubes for passing through of cables) and back plates fabricated out of standard steel sections including nuts, bolts, washers, welding, bending cold or hot, drilling holes for bolts in any shape or size as directed and inclusive of providing two coats of aluminium paint over a coat of primer after preparation of steel surfaces complete all as specified and directed.

M&L for 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 M.S. clamps, bolts and nuts of approved size, for HT, 25x20cm size Complete all as specified and directed.

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