Maintenance of 11 kV OH line from Dhori sub-station to IWSS river side via Dhori 7, 8, 4, 5, 6 and CISF colony of under CCD, G.M.Unit , Dhori area.

Amount

Supply and erection of 11 KV disc insulator for 11 KV over head line with galvenised insulator fittings,ball and sockets type and complete with galvenised strain clamps bolts nuts washer etc as required.

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

Supply and erection of galvanised stay set for 11 K.V. over head line complete with 19/20 mm dia x1.8 mtr. Long stay rod ancore plate size 45cmx45cm x7.5 mm thick ,thimble stayclamps,turn buckle (20mmx6.00mm ),7/4.00 mm dia G.I. stay wire and 11 KV strain insulator etc in cement concrete 1;3;6(1 cement:3 sand:6 graded stone 40 mm nominal size)foundation including excavation and refilling etc as required.

Erection of double pole 3 wire cross arm for 11 KV over head lines 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 11KV overhead line conductors complete with through bolts and nuts for clamping to the poles, 50 mm X 6 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 bracing FRLSame 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

Cleaning jungle including uprootingh of rank vegitation,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.

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 11 K.V. over head lines comprising of aluminium over head conductor, G.I. wire, cross arms, insulators etc. as required

Patrolling checking testing of 11 K.V. OH line for routine maintainence and breakdown maintenance of each feeder

Providing of one phase of GOS 400 Amp. moving contact / fixed contact / copper wirenet-1.5 mtr. etc for repairing of 11 KV grade vertical type Gang opration switch.

Repairing of 400 Amp. 11 KV grade GOS after dismantaling of burnt/difective phase male and femalefixed contact ,copper wirenet-1.5 mtr. Long.moving contact etc and repalce from the materiasl (From Sl.No.11) along setting it on the pole structure

Dismantling of pole from 10 to 12 Mtr. Long. embedded in cement conncrete 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

Errection of G.I. wire no 8 SWG includig binding etc as required.

Supply and erection of 30 A aerial fuse complete as required,

Supply of 8 SWG G.I. wire.

Shifting of tubler/rail/cement pole from store to the site (pole size 10 to 12 Mtr.)

Shifting of tubler/rail pole from site to store.(pole size 10 to 12 Mtr.)

Errection of creddle guard.

Connection of OH line Jumper (During preventive maintainence activity)

Total impact of GST for the purpose of CTC

M/S A.R. CONSTRUCTION

M/S CHHOTTANAGPUR SUPPLY AGENCY

M/S A N TRADERS