Repairing and maintenance of 3.3 KV, 550V, 440V, 4 wire OH line and cable jointing at 4, 5, 6 incline of Dhori (K) Colliery, Dhori Area, CCL

Erection of all aluminium conductor of 7/1.96 mm to 7/3.10 mm diameter including binding etc. as required. (Sagging) (5 span x 45 x 4 wire x 0.214) + (5 span x 45 x 3 wire x 0.214) + (4 span x 45 x 2 wire x 0.214) = 414.09 Kg

Dismantling of over head lines comprising aluminium over head conductor, G.I. wire, cross arms, insulators etc. as required

Supply of G.I. wire no. 6 SWG for earth continuty & cradling (4.00 dia) 6 span x 45 x 3 wire /10 = 81 Kg.

Erection of cradle guard as required

Erection of G.I. Wire No. 8 SWG including binding etc. as required.

Laying of one number PVC insulated and PVC sheathed / XLPE power cable of 1.1 KV grade of following size in the existing masonry open duct as required. Upto 35 sq. mm.

Supplying and erection of 11 KV disc insulator for 11 KV over head lines with galvanised insulator fittings, ball and socket type and complete with galvanised strain clamps, bolts, nuts, washers etc. as required.

Supplying and erection of 11 KV pin insulator complete with large steel head G.I. pin, nuts, washers etc. as required.

Supplying and erection of stay set complete (galvanised) with 19/ 20 mm dia X 1.8 metres long stay rod, anchor plate of size 45 cm X 45 cm X 7.5 mm, thimble, stay clamps, bow tightener, 7/ 3.15 mm dia G.I. stay wire and strain insulator etc in cement concrete 1:3:6 (1 cement : 3 coarse sand : 6 graded stone aggregate 40 mm nominal size ) foundation including excavation and refilling etc. as required

Supplying and erection of galvanised 'D' iron clamps complete with shackle insulator (100 mm X 110 mm), G.I. bolts, nuts and washers, coach screws etc. as required.

Supplying and erection of channel iron 75 mm X 40 mm X 6 mm (7.14 kg per metre) cross arm for 2 wire over head line complete with clamps, bolts, nuts and washer etc including drilling of holes for insulator pins etc (as per drawing) and painting with primer and finished paint as required.

Earthing with copper earth plate 600 mm X 600 mm X 3 mm thick including accessories, and providing masonry enclosure with cover plate having locking arrangement and watering pipe of 2.7 metre long etc. with charcoal/ coke and salt as required.

Providing and fixing 25 mm X 5 mm copper strip in 40 mm dia G.I. pipe from earth electrode including connection with brass nut, bolt, spring, washer excavation and re-filling etc. as required.

Erection of metallic pole of following length in cement concrete 1:3:6 (1 cement: 3 coarse sand: 6 graded stone aggregate 40 mm nominal size) foundation including excavation and re-filling etc. as required: Above 10.00 Mtrs. & upto 12.00 mtrs.

Dismantling of pole/street light standard/strut embedded in cement concrete foundation etc. as required.

Transportation of pole. (site to store + Store to site)

Reconnection of OH line Jumper (During maintainence activity)

Total impact of GST for the purpose of CTC