REPAIR MAINT OF HT CABLE AND CONNECTED ITEMS UNDER GE MCTE MHOW

Amount

Excavation in trenches not exc. 1.5m wide and not exc 1.5m deep in hard/dense soil and getting out complete all as specified and directed.

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

Removing surplus excavated material to a distance not exc 50m and depositing where directed at a level not exc 1.50m above the starting point complete all as specified and directed.

Material and labour for approved river sand cushioning for under ground cable in trenches 8 cm before laying and 15 cm after laying of cable and punned thickness of sand shall be measured and paid for 18 cm only after punned/consolidated thickness complete all as specified and directed.

Supplying and laying un-reinforced precast concrete cable cover, class HV, Type-1, flat, size 300mm x 180mm x 40mm, ISI marked, laid flat across the cable length complete all as specified and directed.

S&F in replacement GI tubing, light grade, ISI marked 100 mm bore pipe laid in trenches/duct or in road crossing or fixed to wall/poles for protection of cable incl taking out old pipe of any grade complete all as specified and directed.

M&L for cutting existing road/hard standing not exc 20x30 cm in wide & depth getting out excavated material for laying cable/GI tube, returning filling & well ramming watering finish suraface 10 cm from top using PCC 1:3:6; including removal of surplase soil etc, complete all as specified and directed.

Supply & laying in replacement in trenches/through pipes under road, floor/ on wall/on pole or any other indicated place & testing cable XLPE insulated screened PVC bedded, galvanized steel strip or wire armored earth, electric power cables (heavy duty)with stranded aluminum conductor, 33000 volts grade, of size 3 core 240 sqmm complete all as specified and directed.

Supply & laying in replacement in trenches/through pipes under road, floor/ on wall/on pole or any other indicated place & testing cable XLPE insulated screened PVC bedded, galvanized steel strip or wire armored earth, electric power cables (heavy duty)with stranded aluminum conductor, 33000 volts grade, of size 3 core 300 sqmm complete all as specified and directed.

Supply & laying in replacement in trenches/through pipes under road, floor/ on wall/on pole or any other indicated place & testing cable XLPE insulated screened PVC bedded, galvanized steel strip or wire armored earth, electric power cables (heavy duty)with stranded aluminum conductor, 11000 volts grade, of size 3 core 150 sqmm complete all as specified and directed.

Supply & laying in replacement in trenches/through pipes under road, floor/ on wall/on pole or any other indicated place & testing cable XLPE insulated screened PVC bedded, galvanized steel strip or wire armored earth, electric power cables (heavy duty)with stranded aluminum conductor, 11000 volts grade, of size 3 core 120 sqmm complete all as specified and directed.

S & f in replacement Lightning arresters expulsion type complete with all fittings, transmission class, discharge capacity 65 kilo amp complete all as specified and directed.

M & L in replacement of Earthing 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 iron strip 32x6 mm as earthing lead 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 complete all as specified and directed including testing on completion.

Supply and fixing in repair/replacement cable route indicator, made of MS sheet of size 200 mm x 150 mm x 3 mm thick, spot welded with angle iron of size 40 x 40 x 5 mm thick, 750 mm long embedded in PCC (1:2:4) type B-2( using 40mm graded crushed stone aggregate) block 30cm x 30cm x 40cm in ground including one coat of synthetic enamel black paint over one coat of red oxide zinc chrome primer and writing with white paint showing size of HT cable complete all as specified and directed .

M&L in repair/replacement for cross arms, bracings, supports, clamps and back plates from existing poles and structures and material and labour for cross arms, bracing, supports, clamps and back plate, fabricated from structural steel section including nuts, bolts, washers, welding, bending cold or hot, drilling holes for bolts, in any shape or size as directed including two coats of synthetic enamel paint over a coat of red oxide primer,complete all as specified and directed.

Supply and fix in replacement Steel tubular swaged poles complete with cast iron base plate, final taper plug, bolts, nuts & screws as specified type 410 SP-64 ,12 mtr long complete all as specified and directed.

S&F in replacement of GI tubing , light grade, 80 mm bore pipe laid in trenches/duct or in road crossing or fixed to wall/poles for protection of cable complete all as specified and directed.

Supply and fixing in replacement cable jointing kit for 33 KV (E) grade cable for straight through heat shrinkable type joint complete with jointing material and accessories suitable for 3 core 300 sqmm XLPE armoured aluminium conductor complete all as specified and directed.

Supply and fix in replacement cable jointing kit for 33 KV grade (E) 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 240 to 400 sq mm complete all as specified and directed.

M&L for detection/ determination of HT cable fault by using high pot cable fault detecting machine to determine exact location of fault including necessary megger testing etc complete all as specified and directed. (Note: Cost of T&P transportation, testing kit etc deemed to be included in unit quoted rate.)

Dehydration of HV/EHV grade transformer oil minimum three cycles to achieve di electric strength not less than 40 KV for 1 minute with 2.5mm Gap as per IS - 335 - 1983 for EHV grade including topping up with new transformer oil complete all as specified and directed. Note :- (i) Centrifuging Machine with all T&P & testing machine of oil, required for dehydration shall be arranged by contractor. (ii) Oil required for topping up the transformer will be measured & paid separately

Supply and filling (topping up) of transformer oil EHV as per IS 335 of 1983 Part II after dehydration & testing complete all as specified and directed.

Supply and fix in replacement DO fuse unit 3 pole 33 KV, upto 400 Amp channel mounted complete all as specified and directed.

S& F in replacement MCCB 4 Pole, 415 V, Adjustable type, 160 Amps with breaking capacity 36 KA complete all as specified and directed.

S& F in replacement MCCB 4 Pole, 415 V, Adjustable type, 250 Amps with breaking capacity 36 KA complete all as specified and directed.

M&L for PCC 1:4:8, type D2 (using 40 mm graded crushed stone aggregate) as in base foundation of the pole, complete all as specified and directed.

M&L for PCC 1:3:6, type C2 (using 40 mm graded crushed stone aggregate) as in foundation and mass filling for poles, stays etc complete all as specified and directed.

M & L for PCC 1:2:4 type B1 using (20mm graded crushed stone aggregate) as in coping of poles including necessary form work and finishing exposed surfaces complete all as specified and directed.

Auto Traders (BID ID -3281394)

m/s bansal construction (BID ID -3285051)

HUMERS INFRATECH (BID ID -3280464)

ENVIRO TECH SERVICES (BID ID -3281145)

Lotas Engineers (BID ID -3281235)