Work of (A) Repair/ maintenance of 3.3 kV O/H line (feeder no - 01, 02 and 03 ) from Kalyani substation to SDOCM mine area (B) Repair maintenance of existing lightning protection system at Tarmi Siding road weighbridge

Amount

Part A1: Feeder no. 1

Erection of conductor of 7/3 35mm diameter and above including binding etc as required rabbit conductor

Supplying and erection of galvanised stay set for 11 KV over head 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 thick, 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 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.

Erection of pole top/ straight two wire/ V shape two wire, angle iron/ channel iron

Supply and erection of 8 SWG GI wire for earth continuity

Supply of 8 SWG GI wire for cradling

Erection of cradle wire

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

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

Providing and fixing 25 mm X 5 mm G.I. strip on surface or in recess for connections etc. as required.

Patrolling, checking, and testing of OH line for routine maintenance and breakdown as and when required.

Providing $ fixing of PG clamps

Part A2: Feeder no. 2

Erection of conductor of 7/3 35mm diameter and above including binding etc as required rabbit conductor

Supplying and erection of galvanised stay set for 11 KV over head 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 thick, 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 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.

Erection of pole top/ straight two wire/ V shape two wire, angle iron/ channel iron

Supply and errection of 8 SWG GI wire for earth continuity

Supply of 8 SWG GI wire for cradling

Erection of cradle wire

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

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

Providing and fixing 25 mm X 5 mm G.I. strip on surface or in recess for connections etc. as required.

Patrolling, checking, and testing of OH line for routine maintenance and breakdown as and when required.

Part A3: Feeder no. 3

Supply of 8 SWG GI wire for cradling

Erection of cradle wire

Providing and fixing 25 mm X 5 mm G.I. strip on surface or in recess for connections etc. as required.

Patrolling, checking, and testing of OH line for routine maintenance and breakdown as and when required.

Part B: Lightning Protection System at Tarmi Siding

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 mtr upto 12 mtr long

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

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

Supplying and erection of 100 mm X 65 mm pin insulator complete with G. I. Spindle and nuts etc. as required .

Earthing with copper earth plate 600 mm X 600 mm X 3 mm thick including accessories, and providing masonry enclosure with cover plate having locking arrangement and watering pipe of2.7 metre lonq etc. with charcoal/ coke and salt as required.

Pro vi ding and fixing 25 mm X 5 mm G.1. strip on surface or in recess for connections etc. as req uired.

Providing and fixing 4 .00 mm dia copper wire on surface or in recess for loop earthing as required

Providing and fixing of lightning conductor finial, made of 25 mm dia 300 mm long, G.I. tube, having single prong at top, with 85 mm dia 6 mm thick G.I. base plate including holes etc. complete as required.

Total impact of GST for the purpose of CTC

MAHTO ENTERPRISES

M/S SHIV PARBATI ENTERPRISES