Provision of Lightning protection system and Earthing installation at different locations of Jilling Longalota Iron and Manganese Mines in the district of Keonjhar.

Supply, Installation, Testing & Commissioning of 12 Mtr high internally and externally hot dipped galvanised octagonal pole, continously tapered (bolt fixing type) in single section made of 3mm thick HT steel sheet conforming to IS 4759:1996/IS 2629:1985, suitable for bracket having top dia 90 mm and bottom dia 240 mm, base plate size 325x325x20 mm with door and locking arrangement (1 Mtr from Bottom) complete with all accessories as per GA Drawing to be provided by EIC. At the top one 915mm long 9.2 mm dia Solid copper Lightning Spike with five threaded copper Spikes and Copper Spherical ball at top and copper Base Plate of size 90x90 mm with four base holes to be fitted on 11kV grade Insulating material. For the connectivity of Spike to Earth pits 17 Mtr long 35 Sq mm PVC Insulated 1C Multistrand Copper Cable to be included including Copper cable socket with GI Nut-bolts. The detail of Pole & foundation Drawing will be provided by EIC with all accesories as directed by EIC.

Providing and fixing of lightning conductor finial, made of 25 mm dia 900 mm long, G.I. tube, having single prong at top, with 85 mm dia 6 mm thick G.I. base plate including holes etc. and Fixing of lightning conductor finial (single prong) with base plate including holes etc. complete as required including all accessories, cost of labour, T&P etc complete the work as per Direction of Engineer-In-Charge.

Earthing with GI Plate 600 mm x 600 mm x 3 mm thick including accessories, providing masonry enclosure with cover plate having locking arrangement and watering pipe of 2.7 meter long etc with charcoal / coke and salt as required including all accessories, labour cost, T&P etc. complete work as per direction of EIC.

Jointing of G.I. tape (with another G I tape, base of the finial or any other metallic object) by riveting / nut bolting/ sweating and soldering etc as required including all accessories, labour cost, T&P etc. complete work as per direction of EIC.

Providing and fixing G.I. tape 20 mm X 3 mm thick on parapet or surface of wall for lightning conductor complete as required.(For horizontal run) including all accessories, labour cost, T&P etc. complete work as per direction of EIC.

Providing and fixing G.I. tape 20 mm X 3 mm thick on parapet or surface of wall for lightning conductor complete as required.(For vertical run) including all accessories, labour cost, T&P etc. complete work as per direction of EIC.