Repairing and maintenance of 440V O/H line from 9.0 substation to P.O office and in the campus of 9.0 Office under Kathara Colliery.

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.

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

Erection of ACSR conductor of 7/2.11 mm to 7/3.00 mm diameter including binding etc. as required 4 span x 60 m x 3 conductors = 720m 720m x 0.214 Kg/m = 154.08 kg

Dismantling of over head lines comprising of copper/ aluminium over head conductor, G.I. wire, cross arms, insulators etc. as required. 4 span x 60 m x 3 nos conductors = 720 m 720 m x 0.214 kg/m = 154.08 kg Disc insulators = 4 kg x 6 nos = 24 kg Pin insulators = 1.5 kg x 6 nos = 9 kg Total = 187.08 kg

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, turn buckle ( 20 mm X 60 cm ), 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.

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.

Supplying and erection of galvanised 'D' iron clamps complete with shackle insulator (75 mm X 90 mm),G. I. bolts, nuts and washers, coach screws etc. as required

Supplying and erection of 100 mm X 80 mm pin insulator complete with G. I. Spindle and 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 and making straight through joint with heat shrinkable kit including ferrules and other jointing materials for following size of PVC insulated and PVC sheathed / XLPE aluminium conductor cable of 1.1 KV grade as required. 3 X 70 sqmm

Supplying and making straight through joint with heat shrinkable kit including ferrules and other jointing materials for following size of PVC insulated and PVC sheathed / XLPE aluminium conductor cable of 1.1 KV grade as required. 3 X 95 sqmm

Supplying and making straight through joint with heat shrinkable kit including ferrules and other jointing materials for following size of PVC insulated and PVC sheathed / XLPE aluminium conductor cable of 1.1 KV grade as required. 3 X 120 sqmm

Erection of G.I. Wire No. 8 SWG including binding etc. as required. (6 span x 60 m x 0.131 kg/m = 47.16 kg = 47 kg (approx.)

Supply of GI wire no. 8 SWG (47KG)

Providing & fixing 25 mm x 5 mm GI strip on surface or in recess for connections etc. As required (cost for 01 meter) (4 nos x 13.71 m = 54.84 m = 55 m)

Total impact of GST for the purpose of CTC

M/S S K ELECTRICAL

STAR ELECTRICAL WORKLS