Maintenance of 440 V OH line of 42 No. colony, Officer colony and 38 No. colony to provide smooth power supply at Tapin North Open Cast Project, Hazaribagh Area

Erection of steel tubular or rail pole strut in cement concrete 1:3:6 (1 cement : 3 coarse sand : 6 graded stone aggregate 40 mm nominal size) foundation including excavation and refilling and secured with holding clamps, bolts, nuts etc. as required.

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

Supplying and erection of 100 mm X 110 mm shackle insulator with G. I. Bolt, nuts and straps etc. as required .

Supplying and erection of 100 mm X 80 mm pin insulator complete with G. I. Spindle and nuts etc. as required

Erection of angle iron/ channel iron cross arm on wood/RCC/PCC/steel tubular/rail pole etc as required.

Supplying of two lengths of channel iron 100 mm x 50 mm x 6 mm ( 9.56 kg per metre) double pole cross arm for three wire 33 KV OH line conductors complete with through bolts and nuts for clamps to the poles, 50 mm x 6 mm MS 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, washers etc. and painting with primer and finish paint as required.

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

Supply and Erection of stay set complete (Galvanized) with 19/20 mm dia X1.8 m long stay rod, anchor plate of size 45cmX45cmX7.5mm, thimble, stay clap, turn buckle (20 mm x 60 cm), 7/4.00mm dia GI stay wire & strain insulator etc in cement concrete 1:3:6 (1 cement:3coarse sand:6 graded stone aggregate 40 mm nominal size) foundation including excavation & refilling and also with 0.6 m long brace of size 50 mm X 50 mm X 6 mm angle iron with 50 mm dia pully fixed at one end of the brace as required.

Erection of cradle guard as required.

Supplying and fixing of 32 mm dia X 2.00 meters long GI pipe (medium class ) bracket for mounting of flourescent/HPMV/HPSV street light fitting on pole including bending the pipe to the required shape, 2 nos 40 mm X 3 mm flat iron clamp with nuts , bolts and washer, painting the flat iron with primer and finish paint etc. as required.