Repairing and maintenance of HT Over Head Line from Workshop substation to Officers club Substation under Township (Bachra) GM unit, Piparwar Area.

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 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.

Erection of all aluminium conductor of 7/3.40mm to 7/4.00mm diameter and above including binding etc. as required. Erection (19 span, 30mtr, 3wire system, 0.394kg/m)

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 over head 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. = (8poleX1set+1gangX2set +1fuse set x 1set = 11 Set)

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 and erection of 11/3.3KV pin insulator complete with large steel head G.I. pin, nuts, washers etc. as required.

Supplying and erection of 11/3.3 KV disc insulator for 11/3.3 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 three piece nonlinear resistor type lightning arrestor suitable for 3 wire, 11/3.3 KV overhead lines with rated voltage 9 KV (rms) with a nominal discharge current rating of 5 KA and complete with galvanised clamping arrangement, G.I. bolts, nuts, washers 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 of 2.7 metre long etc. with charcoal/ coke and salt as required.(for 02 set lightning arrestor)

Providing and fixing 25 mm X 5 mm G.I. strip on surface or in recess for connections etc. as required.(13 mtr x 2 set) = 26 mtr

Supply of Cradling 6/8 SWG G.I. wire for credling [19x{(0.164x30mtrx2)+(0.164x35)}] = 296 kg

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

Dismantling of pole/street light standard/strut embedded in brick ballast foundation etc.as required.

Dismantling of O/H lines comprising of copper/alluminium O/H conductor,G.I.wire,cross arms, insulators etc.(3 span, 30mtr, 3wire system, 0.394kg/m)

Supplying and making outdoor cable end termination with heat shrinkable jointing kit complete with all accessories including lugs suitable for following size of 3 core, XLPE aluminium conductor cable of 11 KV grade as required : 120 Sqmm

Erection of GOAB Switch 11KV Rating

Providing & fixing of Horngap Fuse Set 11KV rating

Pole painting

Total impact of GST for the purpose of CTC