Repair and maintenance including diversion, extension of 3.3 KV over head line from 2 no sub station to Jhirkey River Side under Kathara Colliery.

Amount

Erection of metallic pole / steel tubular pole of length exceeding 10 M but not exceeding 13 M in cement concrete 1:3:6 (1 Cement : 3 Coarse Sand : 6 graded stone aggregate 40mm nominal size) foundation including excavation and refilling etc as required.

Supplying and erection of stay set complete (galvanized) with 19/20 mm dia X 1.8M long stay rod, anchor plate of size 45 cm X 45 cm X 7.5 mm, thimble, stay clamps, turn buckle (20mm 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 40mm nominal size) foundation including excavation and refilling etc as required.

Supplying of channel iron 75MM X 40MM X 6MM (7.14 Kg Per Mtrs) cross arm for 2 wire overhead line complete with clamps, bolts, nuts and washer etc. including drilling of holes for insulator pins etc. (as per drawing) and painting with primer and finished paint 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 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. Details of cost for One Set

Erection of angle iron / channel iron cross arm on Wood / RCC / PCC / Steel Tubular / Rail Pole etc as required.

Supply of clamps, bolts and nuts etc.

Supplying and erection of a set of cross bracing FRL same work for 11 KV/440 Volts 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

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

Supplying and erection of disc insulator for 11 KV over head lines with galvanized insulator fittings, ball and socket type and complete with galvanized strain clamps, bolts, nuts, washers etc. as required.

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

Erection of all aluminium / DOG conductor of 7/2.11mm to 7/3.00 diameter and above including binding etc as required. = 2.5KM x 394kg/m = 985 Kg.

Dismantling of over head lines comprising of copper / aluminium over head conductor, G.I. wire, cross arms, insulators etc. a) DOG Conductor 1400mtr x 0.214kg/mtr = 300 Kg. b) Pin Insulator 15 Nos. x 4 Kg. = 60 Kg. c) Disc Insulator 18 nos. x 5 kg. = 90 Kg. d) Channel Bracket 60mtr x 9.56 kg. = 574 Kg. e) Total = 1024 Kg.

Supplying and erection of cradle guard wire including binding etc as required.

Total impact of GST for the purpose of CTC

SEMCO ENGINEERING WORKS

M/S PUMPY N RAJ ENTERPRISES