REPLACEMENT OF OH LINE WITH UG CABLE AND CONNECTED E/M ITEMS AT AF STN LEH

Amount

Excavation in trenches not exc 1.5m wide and and not exc. 1.5m depth wide in any type of soil for laying electric cables/pipes etc including getting out excavated earth and trimming the sides and bottoms of trenches , complete all as specificed and directed by Engineer-in-Charge.

Returning, filling in, including spreading, leveling, watering and well ramming in layers not exceeding 25cm thick each, excavated soil in trenches after the cables have been laid and tested, 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.

Sand cushioning to cables with a layer of sand 8 cm deep before laying the cable and 15 cm depth (punned down to 10 cm depth after laying and stretching of cable), complete all as specificed and directed by Engineer-in-Charge. Note: Punned thickness (over all 18 cm) shall be measured & paid.

Factory made unreinforced precast concrete cable cover LV type-1, flat, of size 250x150x40mm, laid flat and dry in trenches over the cable for protection, length perpendicular to the direction of cable adjacent to each other, complete all as specificed and directed by Engineer-in-Charge.

LT under ground electric power cable crossed linked polyethylene ( XLPE) insulated, galvanised steel strip or wire armoured, ISI-7098 Marked, with aluminium conductor multi stranded , heavy duty 1100 Volts grade of size 95 sqmm cross sectional area, 3.5 core ,laid in trenches/ laid under floor or fixed naked with walls / on poles/ in ducts /in GI pipes etc. with and including MS Clamps, nuts , bolts, washers including jointing and testing complete in and including taking out old unserviceable cable , complete all as specified and directed by Engineer-in- Charge. Note : Excavation, earth work, sand cushioning, protection bricks/ tiles/ block and pipe shall be measured and paid separately under appropriate items.

All as per ser item No 06 here in above but of size 50 sqmm 3.5 core

All as per ser item No 06 here in above but of size 16 sqmm 4 core

All as per ser item No 06 here in above but of size 16 sqmm 2 core

Taking down of old cable of size from 16 to 95 sqmm,4/3.5/2 core and relaying the servicable cable in same or new location of size from 16 to 95 sqmm,4/3.5/2 core laid in trenches/under floor or with walla/on pole/in ducts/in GI pipes inside substation etc. with and including MS Clamps, nuts , bolts, washers including jointing and testing , complete all as specified and directed by Engineer-in- Charge. Notes : (i) Excavation, earth work, sand cushioning, protection bricks/ tiles/ block and pipe shall be measured and paid separately under appropriate items. (ii) Servicable cable shall be segerated by cutting down of defective portion of old cable retrived from taking down of cable from item No. 6 to 10 after testing with megger(insulation tester).

Weather proof outdoor bus bar chamber cum LT panel, made out of 3.12 mm thick MS sheet with front & rear Opening, powder coated, dust & vermin proof, IP-66 Protection comprising 4 Nos aluminium strips each of 200 Amps, 60cm long having 10cm min distance from the body, duly insulated mounted on epoxy insulators in horizontal position in stepped manner with 4 No’s mounting legs made out of 40mm x 40mm x 6mm angle iron grouted in PCC block (30cm depth below ground level and 60cm above ground level) in cement concrete 1:3:6, type C-2 (using 40mm grade crushed stone aggregate), and connections with size of aluminium thimbles, nuts, bolts & washers including cable glands at entry and outlet points in and including taking down of old unserviceable Bus bar chamber , complete all as specified and directed by Engineer-in- Charge. Notes: (i) Drawings for Bus bar chamber shall be got approved from Engineer-in-Charge before placing the order .This aspect shall be inclusive in the quoted Rate. (ii) Quoted Rates are inclusive of taking down the existing all cables, dressing the cable properly with lugs, nuts, bolts washer etc. & refixing the same including excavation and earth work, returning filling and removal of surplus soils .

LT distribution panel, made out of 3.15 mm thick MS sheet, powder coated, dust & vermin proof, IP-66 Protection, Outdoor type factory made cubical totally enclosed type with front and rear door opening as per engineering practice provided with locking arrangement for opening of panel with provision of seperate chamber in upper part to enclose Aluminium busbar of cap 400 Amps on epoxy insulators in horizontal position and stepped manner with min 20cm distance between busbars & panel body and 06 Nos separate chambers of adequate size embedded in 40mm thick PCC 1:2:4 type B-1 (using 20mm graded aggregate), on angle iron of size 40x40x6mm with footing 30 cm clear space between bottom of panel and flooring including all accessories prewired with insulated copper wires of suitable size. ,in and including taking down of old unserviceable LT panel , complete all as specified and directed by Engineer-in- Charge. The panel shall compromise of the following fittings and fixture: (a) MCCB 250 Amps, 35 KA 4 pole - 01 No (incoming). (b) MCCB 100 Amps, 16 KA , 4 pole - 04 Nos. (c) MCCB 63 Amps, 16 KA, 4 pole - 02 Nos. (d) Indicating lamps Led type (RYB). (e) Mutifunction digital meter with CTs & PTs of suitable size & Type idicating Volts, Amperes, PF, kW, kVA including energy meter - 01 No.

All as per ser item No 11 here in above but the panel shall compromise of the following fittings and fixture: (a) MCCB 400 Amps, 50 KA 4 pole - 01 No (incoming). (b) MCCB 250 Amps, 35 KA , 4 pole - 02 Nos. (c) MCCB 100 Amps, 16 KA , 4 pole - 01 Nos. (d) Indicating lamps Led type (RYB). (e) Mutifunction digital meter with CTs & PTs of suitable size & Type idicating Volts, Amperes, PF, kW, kVA including energy meter - 01 No. Notes for item No.11&12 : (i) Drawings for LT Panel shall be got approved from Engineer-in-Charge before placing the order .This aspect shall be inclusive in the quoted Rate. (ii) Quoted Rates are inclusive of taking down the existing all cables, dressing the cable properly with lugs, nuts, bolts washer etc. & refixing the same including excavation and earth work, returning filling and removal of surplus soils .

Cutting existing road/PCC hard standing/pavement for laying of under ground cable/GI tubing and making good to match with the existing surface with and including PCC 1:2:4 Type B-1 using 20mm graded stone aggregates and all excuation and earth work , complete all as specified and directed by Engineer-in- Charge.

Mild steel galvanized tubes light grade ISI marked 80mm bore laid in trenches / road crossing/ fixed to pole /walls/path/drain /floor etcfor cable protection in and including taking down old unservicable G I pipe ,compllete 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 5 of SSR Part-I and testing ,including dismanteling of old unserviceable earthing , complete all as specified and as directed by Engineer-in-Charge. Note : (i) The unit rate includes earth lead and protection pipe up to maximum 7.5 metre from earth plate to earth point/test point. (ii) Earth pit shall be constructed minimum 1.00 metre away from earth.

Note : Schedule of credit to be deducted on acceptances of bid.Details of Schedule of credit is given in tender documents

darshan kumar gandhi

KAMLA CONSTRUCTION COMPANY

Hitech Engineers

osho traders

R B TRADERS