RM/HG/ELECT/TENDER/2024-25/11

Amount

Erection of Earthing arrangement A) Supply of perforated G.I. Pipe 40 mm inner diameter & 50 mtr (O/D) of 3 mtr. Long ISI marked of make (TATA / Jindal) and driven the said pipes in the soil with filling pentonite powder in the pit as per Indian Standard, approved drawing & design of WBSEDCL and direction of Supervisory Officer.

B) Supply of Hot dip G.I. Flat 65 x 6 mm and laying as running earth in a depth of 0.6 mtrs from G.L. for formation of Earth Mat including connection with earth electrode with necessary space arrangement on the top of earth Electrode to facilitate rigid welding as per Indian Standard, approved drawing & design of WBSEDCL and direction of Supervisory Officer. Welding must be done with using good quality sticker and G.I. Spray, including proper scraping and smoothing the surface.

C) Supply of Hot Dip G.I.flat 65x6 mm and earthing of PTRs Neutral & Body and different Structures, Shielding Poles and Equipments ( 33KV & 11 KV VCBs, CTs, PTs, CR Panels, AC & DC Panels, Chargers etc by rising the flat from Earth mat / Pit by means of welding & bolting as per Indian Standard, approved drawing & design of WBSEDCL and direction of Supervisory Officer. Welding must be done with using good quality sticker and G.I. Spray, including proper scraping and smoothing the surface.

Erection of shielding arrangement with erection of 6 Nos H-Beam 13 Mtr long Pole and stringing & sagging of ACSR 100 Sq.mm ACSR Conductor as per drawing PLN/(D)/SS/45 ( H-Beam Pole, HT Stay Set, Stay Wire & ACSR 100 Sq mm will be Supplied by WBSEDCL)

Supply of G.I. Pipe of 40 mm inner diameter & 50 mtr (O/D) of 1.83 mtr long ISI marked of make (TATA / Jindal) with allied arrangements as per approved drawing & design of WBSEDCL & direction of Supervisory Officer and fixing the same on the top of H-Beam pole for lightning arrester device.

MAHAKALI ENGINEERING WORKS

Zenith Enterprise