REPAIR MAINT OF HT OVERHEAD LINES AND UG CABLE AT AF STATION SURATGARH

Amount

BOQ (REPAIR/MAINT OF HT OVERHEAD LINES AND UG CABLES AT AF STATION SURATGARH)

Dismantling existing ACSR conductor of any size/type from PCC/Steel poles including taking down MS works such as cross arms, clamps, hooks, stay etc from overhead line ,complete all as specified and directed by Engineer-in-Charge.

Taking down/Removing existing PCC/Steel poles from site, complete all as specified and directed by Engineer-in- Charge. Note: Damaged poles shall be removed from site as per direction of Engineer-in- charge

Taking down existing unserviceable HT cable ,complete all as specified and directed by Engineer-in-Charge.

Taking down existing old cross arms of MS channel or angle sections etc ,complete all as specified and directed by Engineer-in-Charge.

Taking down old unserviceable insulators any type and size from poles including for reuse or removal ,complete all as specified and directed by Engineer-in-Charge.

Taking out old unserviceable GOD vertical/horizontal mounted including insulators and operating mechanism ,complete all as specified and directed by Engineer-in-Charge.

Excavation in trenches in soft/loose soil not exceeding 1.5 meter wide and not exceeding 1.5M in depth for laying of cables and getting out of excavated material ,complete all as specified and directed by Engineer-in-Charge

Returning, filling in, including spreading, leveling, watering and well ramming in layer not exceeding 25cm thick each complete all as specified and directed by Engineer-in-Charge

Removing excavated soil to a distance not exceeding 50 meter and depositing where directed at a level not exceeding 1.50 meter above the starting point complete all as specified and directed by Engineer-in-Charge

River bed fine sand in trenches/ ducts 15 cm under cable and 8 cm above the cable for cushioning/protection to cable including spreding, levelling and get thick 18cm after hand punning,complete all as specified and directed by Engineer-in-Charge. Note: Punned thickness (over all 18 cm) shall be measured & paid.

Precast in reinforced Concrete cable covers Class HV, type B-1 flat of size 300mm x 180mm x 40 mm for HT cable ,complete all as specified and directed by Engineer-in-Charge.

Plain cement concrete (1:4:8), type D-2, using 40 mm graded mechanically crushed stone aggregates as in foundation for poles, filling of mass concrete ,complete all as specified and directed by Engineer-in-Charge.

Plain cement concrete (1:2:4) type B-1, using 20mm graded stone aggregate as in coping, bands etc like incl weathering, slightly rounded or chamfered throating as directed incl form work (straight or curved) and finish all exposed surface facing of concrete for old and new poles ,complete all as specified and as directed by Engineer-in-Charge.

Supply, laying and testing HT cable XLPE insulated, screened PVC bedded galvanised steel strip or wire armoured, electric power cables (Heavy duty) with stranded aluminium conductor, 11000 volts grade (earthed) cross sectional area 95 Sqmm 3 core, laid in trenches, through pipe in road crossing, ducts, fixed along poles ,complete all as specified and as directed by Engineer-in-Charge.

Heat shrinkable type end termination joint kit indoor type suitable for XLPE insulated HT cable 11000 Volts grade of size 95 Sqmm 3 core complete with jointing material and acessories alongwith testing after jointing including taking out the old unserviceable joint kit ,complete all as specified and as directed by Engineer-in-Charge.

Heat shrinkable type end termination joint kit outdoor type suitable for XLPE insulated HT cable 11000 Volts grade of size 95 Sqmm 3 core complete with jointing material and acessories alongwith testing after jointing including taking out the old unserviceable joint kit ,complete all as specified and as directed by Engineer-in-Charge.

Heat shrinkable straight through joint kit suitable for XLPE insulated HT cable 11000 Volts grade of size 95 Sqmm 3 core complete with jointing material and acessories alongwith testing after jointing including taking out the old unserviceable joint kit ,complete all as specified and as directed by Engineer-in-Charge.

MS works, cross arms, bracing, support clamps and back plate fabricated out of structural steel sections including nuts, bolts and washers, welding, bending hot or cold, cutting, drilling holes for bolts in any shape or size as directed and including one coat of red oxide primer, one under coat and one finishing coat of aluminium paint paint ,complete all as specified and as directed by Engineer-in-Charge.

Supply, fixing, testing and commissioning in replacement air break isolating switch tripple pole mechanically operated with vertical isolation, 12 insulators mounted on steel frame with operating mechanism worked from ground level and including operating rod of 25 mm dia medium grade GI pipe and locking arrangement of capacity 400 Amps 11 KV with drop out fuse set including making all incoming/outgoing connection of HT cable and ocerhead conductor using new leads and nuts, bolts etc and painting of steel work with 2 coats of aluminium paint over a coat of red oxide primer ,complete all as specified and as directed by Engineer-in-Charge. Make: Jaipuria/Pactil/Alstom

Danger notice plate of 1.6 mm thick mild steel sheet vitreous, enamelled white with letters, figures and conventional skull and bones in signal red colour and fixed with MS clamps made of 25x3m MS flat, bolts and nuts for HT 25x20cm size ,complete all as specified and as directed by Engineer-in-Charge.

Galvanised iron tubing 100 mm dia light grade with all fitting laid under floor/road crossing or in trenches or fixed to pole /walls with with clamps as required including sealing of pipe ends with apporoval sealing compound etc including taking down old Unserviceable GI Pipe,complete all as specified and as directed by Engineer-in-Charge.

Lighteneing arrestors expulsion type complete with all fittings, suitable for 11000 Volts grade transmission class, discharge capacity 65KA including brackets, clamps, nuts, washers and connecting to 4mm dia GI earth wire ,complete all as specified and as directed by Engineer-in-Charge.

ACSR conductor of any type/size on existing poles including fixing to insulators with binding wire or aluminium taps ,complete all as specified and as directed by Engineer-in-Charge.

Disc type insulator porcelain vitreous11000 volts grade, 145mm heigh 255mm dia ball and socket type white or brown or green with tension clamps ,complete all as specified and as directed by Engineer-in-Charge.

Pin type porcelain vitreous white or brown or green insulator including one galvanized mild steel spindle, two galvanised iron washers and one galvanised iron nut, 150mm height, 150mm dia for 11000 volts grade ,complete all as specified and as directed by Engineer-in-Charge.

Relaying old serviceable cable retrievedf rom item No 3 above HT cable XLPE insulated, screened PVC bedded galvanised steel strip or wire armoured, electric power cable (heavy duty) with aluminium condutctor, 11000 volts grade cross sectional area 95 Sqmm, 3 core ,complete all as specified and as directed by Engineer-in-Charge.

Disconnecting the bindings of loose overhead conductor of HT lines from insulators and restringing the same for proper sag and rebinding with new aluminium binding wires at insulators, making all jumpers and inter connections of conductors at cut points as well as turnings using PG clamps of suitable size as per size of conductor for any type of conductor including restringing of continuous GI earth wire,complete all as specified and as directed by Engineer-in-Charge. Note :- (i) Trimming of tree branches upto 3 m all around the conductors is deemed to be included in the rates quoted. (ii) Three ACSR conductors and two GI earth wire will be measured as one unit length for payment. (iii) Cost of PG clamps, aluminium winding wire and eye hook for GI earth wire are included in the rates coated for restringing.

Painting of steel tubular pole 11.0 m long, by applying two coat of alluminum paint after scraping/brushing and cleaning the rust on pole and cross arms. Aluminium painting will be done on pole above 1.5 m height from ground level and balance 1.5 m from ground level will be painted by alternate layer of red and white enammelled paint ( 30 cms each) pole No will be written on pole by black paint in yellow circle of 150 mm dia ,complete all as specified and as directed by Engineer-in-Charge.

Earthing complete with galvanised steel plate earth electrode 600X600X6mm thick buried directly in ground (earth pit not less than 2.25 meter below ground level) with top edge of the plate not less than 1.5 metre below normal ground level connected to GI strip 32x6mm at two points by means of bolts and nut, check nut and washers including charcoal dust, common salt, necessary excavation in hard/dense soil, returning filling in and removal of surplus soil to a distance up to 50metres, PCC pit in 1:3:6 type CI (using 20mm grade stone aggregate) RCC 1:2:4 type B-1 (using 20mm grade stone aggregate ) 50mm thick pit cover, reinforced with 8mm dia TMT bars 75mm c/c, both ways MS handle 12mm dia, GI funnel, wire mesh and GI watering pipe of 20mm bore GI (light grade) and earth lead protection pipe 40mm bore (light grade) all as specified, directed and shown in electrical plate No 3 of SSR Part-I including testing ,complete all as specified and as directed by Engineer-in-Charge. Note : GI strip and protection pipes 40 mm GI light grade up to 7.5 metre is included in unit rate and beyond that the same will be measured separately.

Boring of holes under road, pavement, hard standing by trenchless technology using ultra sounding technique and necessary machine including HDPE pipe of 150 mm dia suitable for 0.4 mpa working pressure ,complete all as specified and as directed by Engineer-in-Charge.

Contract Amount shall be derived after affecting the amount of Schedule of Credit in General Summary on serial page No 16 (R) of tender documents.

GURDEEP SINGH AND COMPANY

SRI SAI CONSTRUCTION COMPANY

M/s Rohit Construction Co.