Installation and commissioning of 3phase 4wire 550V Overhead Line from 3.3kV 55OV Substation near Majhi Basti to face pump upto RIV seam in Nakrakonda OCP at Nakrakonda Kumardihi B colliery under Bankola area

Amount

Item Description/ Heading

Transportation of 11Mtr long steel tubular Pole and RCC pole from CM Project to Installation site.

Erection of 11Mtr long steel tubular Pole with concrete foundation cement, sand and chips

Erection of 8Mtr long RCC pole

Supply and erection of HT stay set complete.

Supply, fabrication and fixing of M.S Channel for four pole bracket, DPline bracket, GO switch bracket Size-100x50x5mm M.S channel.

Supply, fabrication and fixing of MS Angle for cradle guard, earth bracket and cable support bracket, LA bracket, fuse unit bracket etc. size- 65*65*6 mm

Supply, fabrication and fixing of MS Flat for Pole clamp, stay clamp and MS nut, bolt, washer. Size- 65x6mm.

Supply and fitting of 4"x4.5" shackle insulator with hard ware fitting.

Supply and fixing of 1.1kV grade polymer composite disc insulator (B and S type), as per IEC61109, 320mm, 45kN, Dry power freq.-60kV, Wet Power freg.-35kV with Manufacturers TC and with hard ware fitting.

Drawing of 100sqmm ACSR DOG conductor,Length 150x3 m+ 20m binding and jumper.

Supply and drawing of 6SWG GI wire for earth continuity.

Supply and erection of Earth spike for pole earthing and 6SWG GI materials for earthing the Same.

Supply and erection of 500V lightning Arrestor

Making of earth pit by 2 nos c clas GI pipe of 50 mm dia and 8mm thick 2

Brick work of earth pit by kilburn brick cement sand and making plastering

supply fabrication welding and erection of 50 x 6 mm GI flat for LA connection

Supply and fixing of busbar insulator for GI flat laying

Transporattion earth cutting covering and laying of 95 sqmm pvc insulator copper cable from OH to switch room and OH to pump starter

Total impact of GST for the purpose of CTC

MAZUMDER ELECTRICAL (BID ID -1124873)

ENERGY ENGINEERING (BID ID -1125002)