Replacement of damaged pole, conductor, insulators and earth wire of 6.6 KV O/H line from Regional sub-station to electrical sub-station No.-02 of Kathara Colliery.

Erection of metallic pole of following length in cement concrete 1:3:6 (1 Cement: 3 coarse sand: 6 graded stone aggregate 40mm nominal size) foundation including excavation and refilling etc. as required.

Supplying & Erection of galvanized stay set 11KV. O/ H lines complete with 19/20 mm dia x1.8 meters long stay rod, anchor plate of size 45cmx45 cm x7.5 mm thick, thimble, stay clamp, turn buckle (20mm x 600mm), 7/4.00 mm dia G.I stay wire and 11KV. strain insulator etc, in cement concrete 1:3:6(1 cement: 3 coarse sand: 6 graded stone aggregate 40mm nominal size) foundation including excavation and refilling etc. as required.

Erection of all aluminum conductor of 7/3.40 mm to 7/4.00 dia meter including binding etc. as required. (07 span x 3 wire x 50 mtr..x 0. 342Kg./-mtr)= 359.10 Kg.

Supplying & erection of 11KV. grade disc insulator with hardware for 11KV. O/H lines with galvanized insulator fittings, ball & socket type and complete with galvanized strain clamp, bolts, nuts, washer etc. as required

Supplying & erection of 11KV. pin insulator with large steel hard G.I pin, nut, washer etc. as required

Supplying of channel iron 75mm x 40 mm. x 7.14Kg. per meter pole top bracket/cross arm for single 11KV. O/H line conductor complete with 50mm x 6mm flat iron clamps, bolts & nuts including drilling holes for insulator pins, bolts and nuts etc and painting with primer and finish paint as required

Supplying of channel iron 75mmx40mm x 7.14 Kg. per mtr.) cross arm for two 11KV. overhead line conductors complete with 50mm x 50mm x 6 mm(angle iron bracket welded to the channel iron and complete with 50 mm x 6mm M.S. flat iron clamps, bolts and nuts including drilling holes for insulators pins, bolts, nuts and washers etc.(as per drawing) and painting with primer and finish

Dismantling of O/H lines comprising of copper/ Aluminum overhead conductor, G.I. wire, cross arms, insulators etc. as required. (a) Conductor 1.050 Km.x.342Kg./-Km.= 359.10 Kg. (b) Channel bracket 6 mtr..x7.14/-Kg.M.)= 42.84 Kg. (c) Disc insulator (24 Nos.x 6Kg)= 144.00Kg. (d) Pin insulator 11KV. (27Nos.x 2Kg.)= 54.00Kg. 599.94Kg.

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

Erection of cradle guard as required

Supplying of clamp Nut & bolt

Supply of 8 SWG GI wire (for cradling)

Supply and erection of 8 SWG GI wire (for earth continuity)

Total impact of GST for the purpose of CTC

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