Repair and maintenance of HT OH line (3.3KV) from Ambedkar colony BaluBanker substation for operation of pump related with water supply at Balu Banker and its adjucent colonies at riverside under GM Unit, Dhori 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.

Erection of AAA conductor of 7/1.96 mm to 7/3.10 mm diameter including binding etc. as required.

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

Supply of GI wire no. 8 SWG forearth continuity & cradling.

Erection of cradle guard 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 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 pin insulator complete with large steel head G.I. pin, nuts, washers etc. as required.

Erection of double pole 3 wire cross arm for over head lines as required.

Erection of angle iron/ channel iron cross arm on steel tubular as required.

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

Supplying and erection of three piece nonlinear resistor type lightning arrestor suitable for 3 wire, 11 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.

Making of earthpit and Earthing with G.I. earth plate 600 mm X 600 mm X 6 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.

Laying of one number PVC insulated and PVC sheathed / XLPE power cable of 11 KV grade of following size direct in ground including excavation, sand cushioning, protective covering and refilling the trench etc. as required.

Supply of GOS 400A

Fitting and fixing GOS 400Amp

Making steel pole collar with cement concrete (1 cement : 3 coarse sand : 6 stone aggregate 20mm) of specified size and shape including form work, plastering if required, curing etc as required. (volume of pole/ pipe not to be deducted)

Painting with ready mixed red oxide zinc chromate primer of approved brand and manufacture on steel galvanised iron/ steel works (2 coats.)

Painting with aluminium paint of approved brand and manufacture to give an even shade . : Two or more coats on new work

Total impact of GST for the purpose of CTC

M/S UNNATI ELECTRICAL WORKS

M/S NEW BIHAR MOTOR GARAGE