Maintenance of 11KV OH line and restrengthening of earth continuity from kuju main substation to Pundi main substation of Pundi Project.

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 uired.above 10.00 meter and upto 12.00 meter

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

Erection of all aluminium conductor of 7/3.40 mm to 7/4.00 mm diameter and above including binding etc. as required.

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

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

Supply and erecting earth pit of minimum bore dia 150mm size, approval make safe Earthling electrode consisting pipe-in-pipe technology as per IS 3043-1987 made of corrosion free G.I. pipe with constant ohmic value surrounded by highly conductive compound with charge dissipation suitable for effective and maintenance free earhing with 3 mtr. G.I. pipes having outer pie dia of 50mm having 80-200 micron galvanizing, inner pipe dia of 25mm having 200-250 micron galvanizing, connection terminal dia of 12mm in nominal soil with 50 kg (two bag) back filling compound.

Supplying and erection of stay set complete (galvanised) 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, bow tightener, 7/ 4.00 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.

Supplying of channel iron 75 mm X 40 mm X 6 mm (7.14 kg per metre) cross arm for 4 wire over head line complete with clamps, bolts, nuts and washer etc including drilling of holes for insulator pins etc (as per drawing) and painting with primer and finished paint 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 6 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.

supplying of GI wire

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

Total impact of GST for the purpose of CTC

MOHANLAL SAO