Dismantling, erection and extension of 6.6KV/3.3KV, 440V/230V overhead line in mine supplying power to HEMMs, mine dewatering pumps and lighting installations and Maintenance of 6.6KV, 3.3KV and 440V/230V overhead line for one year on as and when req

Erection of metallic pole of following length in cement concrete 1:3:6 (1 cement : 3 coarse sand : 6 graded stone aggregate40 mmnominal size) foundation including excavation and refilling etc. as required. Above 10.00 metre and upto 12.00 metre

Erection of all aluminium conductor of 7/1.96 mm to 7/3.10 mm diameter including binding etc as required.

Supplying and erection of stay set complete (galvanised) with 19/20 mm dia X 1.8metres long stay rod, anchor plate of size 45cm X 45 cm X7.5mm, thimble , stay clamps, bow tightener, 7/ 3.15 mm dia G.I. stay wire and strain insulator etc in cement concrete1:3:6(1cement : 3 coarsesand:6graded stone aggregate 40mm nominal size ) foundation including excavation and refilling etc. as required.

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. 90KN

Supplying and erection of 11KV pin insulator complete with large steel head G.I. pin, nuts, washers etc as required. 90KN

Erection of disc/pin insulator for 11 KV over head lines as required.

Supplying of two lengths of channel iron 75mm X 40mm X 6mm(7.14kgper metre) double pole cross arm for three wire 11KV overhead line conductors complete with through bolts and nuts for clamping to the poles , 50mm X 6mm M.S. flats welded on one side to the channel iron and with bolts and nuts on the other side for tying the cross arms together, including drilling holes for insulator pins/ fittings, bolts, nuts and washers etc (as per drawing) and painting with primer and finish paint as required.

Erection of double pole 3 wire cross arm for 11KV/ 22KV/ 33KV over head lines as required.

Supplying of 50mm X 8mm M.S. flat iron pole top bracket/ cross arm for single 11/22/33KV over head line conductor complete with fixing clamps, bolts, nuts and washers drilling holes for insulator pins, bolts and nuts etc and painting with primer and finish paint as required.