Repair and maintenance of 3.3kV HT OH Line, CM Feeder from Churi Substation to Borehole 63L under Churi Colliery, NK Area

Amount

Dismantling of over head lines comprising of copper / aluminium over head conductor, G.I. wire, cross arms, insulators etc as required.(05 span)

Dismantling of pole / street light standard / strut embedded in cement concrete foundation 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 refilling etc as required. Above 10.00 Metre and upto 12.00 Metre.

Supplying and erection of stay set (galvanized) for 11 KV overhead lines complete 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 600 mm), 7/ 4.00 mm dia G.I. stay wire and 11 KV 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 of channel iron 75 mm x 40 mm x 6 mm (7.14 kg per metre) pole top bracket / cross arm for single 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 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 11 KV overhead line 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 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 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 11KV/ 22KV/ 33 KV over head lines as required

Supplying and erection of a set of cross bracing frame work for 11 KV over head line double pole structure having four members fabricated out of 50 mm X 50 mm X 16 mm angle iron to form a rectangle of minimum size 1400 mm width X 2500 mm height, complete with 50 mm X 6mm M.S. flat iron clamps, bolts and nuts including drilling holes for insulator pins, bolts and nuts etc (as per drawing) and painting with primer and finish paint as required

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

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

Supply of 8 / 6 SWG G.I. wire for earth continuity and cradling at road crossing.

Erection of cradle Guard as required.

Cleaning jungle including uprooting of rank vegetation, grass, brush wood, trees and saplings of girth upto 30 cm measured at a height of 1 m above ground level and removal of rubbish upto a distance of 50 m outside the periphery of the area cleared.

Earthing with G.I. earth pipe 4.5 Metre long, 40 mm dia including accessories, and providing masonry enclosure with cover plate having locking arrangement and watering pipe etc (but without charcoal / coke and salt) as required.

Supply of GOAB Switch, 800 Amp, 11 KV grade vertical type gang operating switch complete.

Labour cost / installation charge of Item no. 14 & 18

Total impact of GST for the purpose of CTC

M/S PRAVEEN KUMAR

M/S S. K. CONSTRUCTION