Repairing and modification of 11KV main feeder of Talcher Colliery with replacement of old and damaged poles including cradle guards at different locations from South Balanda Main substation to Talcher Colliery main substation.

Amount

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

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 6mm flat iron clamp, bolts. nuts and washers including drilling holes for insulator pins, bolts and nuts 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 two 11 KV over head line conductors complete with 50 mm X 50 mm X6 mm (angle iron bracket welded to the channel iron and complete with 50 mm X 6mm M.S. flat iron clamps, bolts and nuts including drilling holes for insulator pins, bolts, nuts and washers 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, crosarm 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 X6 mm (7.14 kg per metre) double pole cross arm for three wire 11KV over head line conductors complete with through bolts and nuts for clamping to the poles, 50 mm X6 mm 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.

Supplying and erection of a set of cross bracin FRLSame wvork for 11 KV over head line double pole structure having four members fabricated out of 50 mm X 50 mm X6mm 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 insulatopins, bolts and nuts etc (as per drawing) and painting with primer and finish paint as required.

Supplying and erection of 33 KV pin insulator complete with large steel head G.l. pin, nuts, washers etc. as required.

Supplying and erection of a set of three 11 KV disc insulator for 33 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 galvanised stay set for 11 KV over head lines complete with 1920 mm dia X 1.8 metres long slay rod. anchor plate of size 45 cm X 45 cm N 7.5 mm thickthimble, stay clamps, turn buckle(20 mm X 600 mm ). 7/4.00 mm dia G.l. stay wire and 1KV strain insulator etc in cement concrete 1:3:6(1 cement :3 coarse sand : 6 graded stonaggregate 40 mm nominal size ) foundation including excavation and refilling etc. as required.

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

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

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

Erection of ACSR conductor of 7/3.35 mm to 7/4.00 diameter and above including bindin etc. as required.

Supplying of 8 SWG GI wire

Providing and making steel pole collar with cement concrete (1 cement:3 coarse sand :6 stone aggregate 2Omm) of specified size and shape including form work, plastering if required, curing etc as required. (volume of pole/ pipe not to be deducted)

Total impact of GST plus Labour Cess [@ 1 % (BOCW Cess to be deducted from the RA bill as per the value of the work progress)] for the purpose of CTC

J.N. RAY (BID ID -1172176)

ART ENGINEERING (BID ID -1172163)

TRISHAKTI ENGINEERING (BID ID -1172467)