Repairing/ maintainance of 11KV Overhead line of Handidhua Colliery including trimming of tree branches along the 11KV OH Line including bush cutting cleaning at poles from Handidhua Borehole to 33KV Balanda Sub-station

Amount

Erection of metallic pole 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 10.00 metre and upto 12.00 metre.

Supplying and erection of 33 KV pin insulator complete with large steel head G.I. pin, nuts, washers etc. as required.

Supplying and erection of 11KV disc insulator for 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 75mm * 90mm shackle insulator with G.I. Bolt, nuts and straps etc. as required.

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

Trimming of tree Branches along the 11kV OH line having length 12Km including Bush cutting,Cleaning at electric Poles and removal of same after cutting. ( 2M/s of skilled and 4M/s of Unskilled per day to be deployed)

Total impact of GST plus Labour Cess [@ 1 % (BOCW Cess to be deducted from the RA bill as per the value of the work progress)] for the purpose of CTC