REPAIR/MAINTENANCE OF EXTERNAL ELECTRIC DISTRIBUTION OF HIGH TENSION NETWORK HT UG CABLE AND ALLIED WORKS AT MD ACCN AREA AT CHANDIMANDIR MIL STN

Amount

Disconnecting and taking out existing defective HT cable of any size complete including joints/protection pipes etc from trenches/ducts/poles etc complete all as directed. Note :- Excavation and earth work shall be measured and paid separately.

Taking out old damaged PCC pole of any size incl breaking PCC foundation and clearing the site all as directed.

Taking down old rusted cross arms/anti climbing devices incl clamps, nuts/bolts etc all as directed.

Taking down old unserviceable HT insulators of any size and type complete all as directed.

Taking down old broken ACSR of any size/type all as directed.

Taking down old broken GI guard wire of any size/type all as directed.

Taking down old burnt HT jumpers of any size/type all as directed.

Taking down old unserviceable HT GOD of any size/type complete all as directed.

Taking out old rusted stay assembly incl stay wire/loop insulator/fixing clamp etc all as directed.

Taking out old unserviceable rubber mats of any size and type complete all as directed.

Taking down old broken cable route indicator of any size/type complete all as directed.

Taking down old unserviceable HT lightening arrestors of any size/type complete all as directed.

Taking down old unserviceable installation sign board of any size/type complete all as directed.

Excavation in trenches in any type of soil not exceeding 1.50 metre wide and not exceeding 1.50 metre in depth; for laying of cable,poles stay etc. and getting out complete all as specified and directed.

All as item No 14 here-in-before but depth exe 1.5m and n. exe 3.0m.

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

Removing excavated soil to a distance not exceeding 50 metre and depositing where directed at a level not exceeding 1.5 metre above the starting point 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 complete all as directed.

M&L dry sand filling under and around UG cable to provide cushioning complete all as directed. Note : - Consolidated/punned sand shall be measured for payment purpose.

M&L tubes 100 mm bore, ‘light grade’,galvanized fixed for cable protection on poles /walls/under road/culvert etc complete all as specified and directed.

M&L tubes 150 mm bore, ‘light grade’,galvanized fixed for cable protection on poles/walls/under road/culvert etc complete all as specified and directed.

M&L PCC 1:4:8 type D-2 using 40 mm graded crushed stone aggregate as in pole foundations etc complete all as specified and directed.

M&L PCC 1:3:6 type C-2 using 40 mm graded crushed stone aggregate in foundation filling & mass concrete for poles/struts/stays assembly complete all as specified and directed.

M&L PCC 1:2:4 type B-1 using 20 mm graded crushed stone aggregate in pole / strut coping with and incl necessary formwork fair finished surface complete all as specified and directed.

S&F in trenches, ducts or fixing along the poles or passing through pipes or laid under floors etc and testing XLPE insulated , screened PVC bedded, galvanised steel strip armoured, heavy duty HT power cables ISI marked with aluminium conductor, 11000 volts grade cross sectional area 95 sqmm 3 core, 11 KV earthed with and incl necessary testing etc. complete all as specified and directed.

All as per item No 25 here-in-before but cable of size 185 Sqmm 3 core.

All as per item No 25 here-in-before but cable of size 240 Sqmm 3 core.

Mild steel TMT bars 6 mm to 8 mm dia, cut to length, bent to shape required, including cranking, bending spirally for hooping for columns, hooking ends and binding with and including mild steel wire (annealed) not less than 0.9mm dia or securing with clips complete all as specified and directed.

S&F HT heat shrinkable type outdoor end termination cable jointing kit with jointing material and accessories sutable for 11000 volt (Earthed) grade XLPE cable of size 50 to 95 Sqmm, 3 core complete all as specified.

S&F HT heat shrinkable type outdoor end termination cable jointing kit with jointing material and accessories sutable for 11000 volt (Earthed) grade XLPE cable of size 120 to 185 Sqmm, 3 core complete all as specified.

S&F HT heat shrinkable type outdoor end termination cable jointing kit with jointing material and accessories sutable for 11000 volt (Earthed) grade XLPE cable of size 240 to 300 Sqmm, 3 core complete all as specified and directed.

S&F HT heat shrinkable type indoor end termination cable jointing kit with jointing material and accessories sutable for 11000 volt (Earthed) grade XLPE cable of size 70 to 95 Sqmm, 3 core complete all as specified and directed.

S&F HT heat shrinkable type indoor end termination cable jointing kit with jointing material and accessories sutable for 11000 volt (Earthed) grade XLPE cable of size 120 to 185 sqmm , 3 core complete all as specified and directed.

S&F HT heat shrinkable type indoor end termination cable jointing kit with jointing material and accessories sutable for 11000 volt (Earthed) grade XLPE cable of size 240 Sqmm, 3 core complete all as specified and directed.

S&F HT straight through heat shrinkable type cable jointing kit for 11 KV earthed grade, XLPE cable of size 240 to 300 sqmm 3 core complete all as specified and directed.

S&F HT straight through heat shrinkable type cable jointing kit for 11 KV grade, XLPE cable of size 120 to 185 sqmm 3 core complete all as specified and directed.

S&F HT straight through heat shrinkable type cable jointing kit for 11 KV grade, XLPE cable of size 50 to 95 sqmm 3 core complete all as specified and directed.

S&F gang operated air break switches,( GO & DO assembly) triple pole, manually operated, mounted on insulators and steel frame, with operating mechanism worked from ground level for rating 400 Amps, 11000 volts complete with GI operating pipe of heavy duty grade of suitable length complete all as directed.

S&F gang operated air break switches,( GO & DO assembly) triple pole, manually operated, mounted on insulators and steel frame, with operating mechanism worked from ground level for rating 200 Amps, 11000 volts complete with GI operating pipe of heavy duty grade of suitable length complete all as directed.

S&F Aluminium conductor steel reinforced (ACSR) straining on OH HT lines properly on insulators and binding with aluminium tape/binding wire etc complete all as directed.

M&L galvanised steel wire 4mm dia used as continuous earth wire on OH HT lines complete all as directed.

M&L cross arms, bracings, supports, clamps and back plates fabricated from structural steel section including nuts, bolts , washers, welding, bending ( cold or hot ) drilling holes for bolts bent to any shape or size as indicated or directed inclusive of one primer coat of red oxide zinc chromate one under coat and one finishing coat of aluminium paint complete all as directed.

M&L Stay assembly complete comprising of 16 mm dia 40 cm long stay bow, stay rod 20 mm dia x 1.8 Mtr long threaded and with nuts including 300 mm x 300mm x 6mm thick plate necessary clamps etc as shown on plate No. 1 of SSR Part-I, complete all as directed. Note :- Loop type insulator, stay clamp, stay wire, excavation and concrete will be measured and paid separately.

M&L loop type insulator with complete fitting porcelain, vitreous white or brown large size with over all dismensions 90 x 140mm , clearance of hole 25.5mm complete all as specified and directed.

M&L PCC 1:2:4 type B-2 using 40 mm graded crushed stone aggregate as in transformer foundation including form work as required at site complete all as specified and directed.

M&L galvanised steel stranded stay wire size 7/3.15mm for stay assembly complete all as directed.

M&L anti climbing devices, spikes type fabricated out of M.S. bars ( round,square and flat ) including nuts,bolts,Washers and clamps in two halves made to shape to suit the cross section of the pole complete all as directed .

Disconnecting the electrical supply, disconnecting incoming/outgoing cable connections, taking down the existing transformer of capacity 250 KVA to 400 KVA from the four pole structure using crane of suitable capacity and keeping on the foundation safely, making all incoming/outgoing cable connectios and testing for satisfactory working complete all as directed.

Disconnecting the electrical supply, disconnecting incoming/outgoing cable connections, taking down the existing transformer of capacity 250 KVA to 400 KVA from the foundation and shifting to a location within 50 mtrs using crane of suitable capacity and keeping on the foundation safely, making all incoming/outgoing cable connectios and testing for satisfactory working complete all as directed.

Supply, laying, jointing and testing LT underground cable XLPE insulated , PVC sheathed, armoured heavy duty and 1100 volts grade with multistranded aluminium conductor of size 240 sqmm 3.5 core in trenches/ducts/through pipes/under culverts etc complete incl taking out the old burnt cable all as specified and as directed.

M&L Pin type insulator porcelain, vitreous white/brown including one galvanised MS spindle nut and two GI washers of size 150 mm height, 150 mm dia for 11000 volts complete all as directed.

M&L single disc porcelain, vitreous white/brown insulator 255 mm dia and 145 mm height assembly for tension with tension clamps for conductor working pressure 11000 volts complete all as directed.

S&F steel tubular swaged poles complete with mild steel base plate, closed at top as specified, type 410 SP-55 (11 metre long) including painting with two coats of black bitumonous paint externally up to the planted depth and internally through out and remaining external portion with two coats of aluminium paint , over a coat of red oxide primer complete all as specified. Note:- Excavation & earthwork, foundation concrete will be meaured & paid for separately under respective item(s).

Supply and filling/spreading uniformly 40/50 mm dia stone aggregate at two pole/four pole structures or any other location at sub stations all as directed.

Trimming/cutting of tree branches to provide proper clearance of appx 3 mtrs all around existing HT over head lines including removing of cut tree branches from site complete all as directed. Note:- Each span shall be appx 40/50 Mtr in length.

M&L in replacement danger notice plate of 1.6 mm thick mild steel sheet, vitreous enamelled white, with letters, figures and onventional skull and bones in signal red colour and fixed with M.S. clamps, bolts and nuts of approved size, for HT,25x 20 cm size complete all as directed.

M&L for preparing the surfaces for repainting by removing dust/rust etc and painting of old steel tubular poles 11 Mtr long alongwith cross arms / clamps etc with two coat of aluminium paint over a coat of red oxide primer all as directed by Engineer-in-Charge.Incl providing yellow & black paint with 30 cm alternate strip up to 1.2 mtr height from GL complete all as specified and directed.

S&F jumpers in red/yellow/blue colour for HT lines/connections made from aluminium conductor single core PVC insulated cable of suitable size complete including winding wires, aluminium tapes etc all as specified and directed.

Earthing complete with galvanised steel earth plate electrode 60x60cmx6 mm thick burried directly in ground ( earth pit not less than 2.25 Mtr deep below ground level ) with top edge of the plate not less than 1.5 Mtr below normal ground level, connected to galvanised earth lead strip 32x6mm dia by means of bolts, nuts, check nuts and washers of GI or steel all as shown in electrical plate No. 3 of SSR Part-I 2009 connected to earthing test point panel all as specified or indicated and testing on completion as directed by the Engineer-in-Charge including necessary excavation & earth work in any type of soil, funnel, PCC chamber (1:3:6) type C1, CI pit cover and frame , charcol, salt including earth lead protected by 40 mm dia medium grade GI pipe and 20mm dia medium grade GI Pipe for watering complete. Note :- Earth strip 32x6mm and GI pipe 40mm bore protecion pipe upto 7.5 mtr length shall deem to be included in the unit rate quoted.

Earthing complete with galvanised steel earth plate electrode 60x60cmx6 mm thick burried directly in ground ( earth pit not less than 2.25 Mtr deep below ground level ) with top edge of the plate not less than 1.5 Mtr below normal ground level, connected to galvanised earth lead GI wire 4 mm dia by means of bolts, nuts, check nuts and washers of GI or steel all as shown in electrical plate No. 3 of SSR Part-I 2009 connected to earthing test point panel all as specified or indicated and testing on completion as directed by the Engineer-in-Charge including necessary excavation & earth work in any type of soil, funnel, PCC chamber (1:3:6) type C1, CI pit cover and frame , charcol, salt including earth lead protected by 15 mm dia medium grade GI pipe and 20mm dia medium grade GI Pipe for watering complete. Note :- Earth lead GI wire 4mm dia and GI 15 mm dia protecion pipe upto 7.5 mtr length will be deemed to include in the unit rate quoted.

Finding of fault to 11 KV UG cable with suitable fault locator equipment & pin point the fault in the faulty cable including necessary excavation and earth work for exposing the faulty portion of the UG cable complete all as specified and directed.

Cutting wild grass,bushes shrubs etc and cleaning of area/yard of sub station buildings complete all as directed.

M&L chequered rubber mat for electrical purpose ISI marked of size 1 mtr X 2 mtr and 19 mm thickness all as specified and as directed.

M & L for servicing of the outdoor type HT 11000 volts 200 amps/400 amps capacity GOD switch mounted on HT two pole/four pole structure by properly adjusting the mountings for ON/OFF operation by working from ground level, adjusting the length of operation rod ,lubricating the moving parts, tightening of all nuts/bolts, checking of all jumper connections for proper contact of male/female contacts and testing for proper working complete all as specified and as directed.

Supply and fixing in repairs moving contact blade (male contact) suitable for 200 amps 11000 volts outdoor GOD switch complete all as specified and as directed.

Supply and fixing in repairs spring loaded fixed contacts (female contact jaw) suitable for 200 amps 11000 volts outdoor GOD switch complete all as specified and as directed.

Supply and fixing in repairs post insulators suitable for 200 amps 11000 volts outdoor GOD switch complete all as specified and as directed.

Supply and fixing in repairs tinned copper flexible wires woven connecting jumper suitable for 200 amps 11000 volts outdoor GOD switch complete all as specified and as directed.

Supply and fixing in repairs MS jumper carrier for 200 amps 11000 volts outdoor GOD switch complete all as specified and as directed.

S&F Lightening arrestors expulsion type complete with all fittings, transmission class, discharge capacity 65 kilo amp complete all as directed.

M&L acrylic sheet milky white colour 3 mm thickness cut to required size for sign boards complete all as specified and as directed.

M&L aluminium sheet 0.50mm thickness cut to required size and fixed complete all as specified and as directed.

M&L MS angle iron/MS flat of various sizes cut to required size including welding, drilling holes, bending etc complete all as directed.

M&L vinyl sheet duly cut with computerised capital english letter /numbers/arrows etc and pasted using best quality adhesives complete all as directed.

M&L for 18 watt LED tube light fittings complete with batten with and including LED tube light of capacity 18 watt complete all as directed.

M&L aluminium angle of size 25 mm x 25 mm and 1 .2 mm thickness , for frame work cut to required size including drilling holes, bending etc complete all as directed.

M&L in repairs 4 mm dia GI wire along with 20 mm dia heavy grade PVC conduit pipe and connecting from earth test point to lightening arrestor installed on top of 11 mtr long poles four pole/ two pole structures complete all as directed.

M&L for precat RCC 1:2:4 type B1 using 20mm graded stone aggregate for HT cable route indicator of size and shape as directed incl writing work duly fixed in ground complete all as directed. Note: - 8mm dia MS bars shall be measured and paid separately.

HAPPY ELECTRICALS

unique power & control system

R D Bansal

Bharat Enterprises