Mahanadi Coalfields Limited Tender

Erection of angle iron/ channel iron cross arm on wood/ RCC/ PCC/ steel tubular/ rail pole etc. as required.

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

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/ 3.15 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.

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

Dismantling of over head lines comprising of copper/ aluminium over head conductor, Cl. wire, cross arms, insulators etc. as required.

Dismantling and refitting of 90/120/250/400/700/1000 Watt LED Light including transporting light from work shop to Mine and Break down fitting back to workshop .

Supplying and erection of 100 mm X 65 mm pin insulator complete with G. I. Spindle and nuts etc. as required

Supplying and erection of 75 mm X 90 mm shackle insulator with G. I. Bolt, nuts and straps etc. as required .

Erection of LV/MV shackle/pin insulator etc. as required.

Supply, installation and commissioning of maintenance free earthing system, earth resistance upto 01 ohm with test certificate . Specification: Earthing electrode-50/3 MTPCB, 3M X 58mm , THK:50, 250 Micron copper coating on GI Pipe, Terminal Size-40/6, Inner strip-25x3, Filling material-BFC silica base bentonite powder 50Kg, Earth pit digging by spiral machine, Pit Cover- Poly Plastic (BIG) Primary earthing electrode (outer pipe) of 99.9% pure copper coating(250micron) on GI Pipe( diameter 58mm)X3mtrs . The hollow space of the electrode is duly filled with a highly conductive and non-corrosive compound (graphite power) which safeguards the secondary electrode getting corrode over a long period of time under the soil. Also the compound ensures the easy distribution of leakage/fault current lands on the electrode, Both the ends of the electrode are permanently sealed and the top portion of the earth electrode is compressed to form and extended lead with 2 holes on the terminal for connecting to the load/equipment.

Providing and fixing 25 mm X 5 mm GI. strip on surface or in recess for connections etc. as required.

Supply of 1.5 sq. mm ISI marked, FRLS PVC insulated, single core copper conductor cable

Supply of 10 sqmm 1.1 KV Grade twin core aluminum PVC wire

Supply of Aluminium Lugs for 50 sqmm Cable

Supply of Aluminium Lugs for 70 sqmm Cable

Supply of Aluminium Lugs for 95 sqmm Cable

Supply of Aluminium Lugs for 120 sqmm Cable

Supply of Aluminium Lugs for 35 sqmm Cable

Supply of Steel Grip tape

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