Erection, extn, diversion of 3.3kV OHL req. for supplying power to 3.3kV rated Shovels for its opns, and advancement of working faces (Sarna Patch, Hospital Patch, Majdiha, Pipratola), dismantling of 3.3kV OHL from old working face / patch under PND

Amount

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 refilling etc as required. Above 10.00 Metre and upto 12.00 Metre.

Supply and erection of stay set complete (galvanized) 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, turn buckle (20 mm x 60 cm), 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.

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

Supplying of two lengths of channel iron 75 mm X 40 mm X 6 mm (7.14 kg per metre) double pole cross arm for three wire 6.6kV/11 KV overhead line conductors complete with through bolts and nuts for clamping 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 and washer etc (as per drawing) and painting with primer and finish paint as required.

Erection of double pole 3 wire cross arm for 3.3KV/11KV/22KV/33KV OH Lines as required.

Supplying of channel iron 75 mm x 40 mm x 6 mm (7.14 kg per metre) V shape cross arm for two wire 3.3kV/ 11 KV over head line conductor complete with 50 mm x 6 mm flat iron clamps, bolts and nuts including drilling holes for insulator pins, bolts, nuts, washers etc (as per drawing) and painting with primer and finished paint as required.

Supplying of channel iron 75 mm X 40 mm X 6 mm (7.14 kg per metre) cross arm for two 3.3kV/11 KV overhead conductors complete with 50 mm x 50 mm x 6 mm (angle iron bracket welded to the channel iron and complete with 50 mm X 6 mm MS flats iron clamps, bolts and nuts including drilling holes for insulator pins, bolts, nuts and washer etc (as per drawing) and painting with primer and finish paint as required.

Erection of pole top / straight two wire/ V shape two wire, angle iron / channel iron, cross arm on steel tubular/ rail/ PCC pole for 11/22/33 KV as required.

Supplying and Erection of 11 KV disc insulator for 3.3KV/11 KV overhead lines with galvanized insulator fittings, ball and socket type and complete with galvanized strain clamps, bolts, nuts, washers etc. as required.

Supplying and erection of 3.3KV/11 KV pin insulator complete with large steel head G.I. pin, nuts, washers etc. as required.

Erection of disc / pin insulator for 3.3kV/11 KV over head lines as required.

Supply of 8 / 6 SWG G.I. wire.

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

Erection of cradle Guard as required.

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

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

Handling of PVC insulated / PVC sheathed / XLPE power cable of 3.3kV/11 KV grade of size 50/70 sqmm, upto 50m length in open ground manually as required during Field Switch shifting of 3.3kV rated shovels at working face as well as during marching of machines from one face to another.

Total impact of GST for the purpose of CTC

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