Rate contract for provision Repair of Lightning Arresters at RAN sites under 4G phase 92 regarding under BSNL ED Dharamshala HP

Amount

SUB HEAD

Earthing with G.I. earth plate 600 mm X 600 mm X 6 mm thick including accessories, and 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.

Providing and fixing 25 mm X 5 mm G.I. strip in 40 mm dia G.I. pipe from earth electrode including connection with G.I. nut, bolt, spring, washer excavation and re-filling etc. as required.

Providing and fixing 25mmx5mm GI strip on surface or in recess for connections etc as required

Supplying and fixing GI Lightning Arrester 25 mm Dia diameter and 1 m in length with 5 spikes and base plate 90 mm Dia Teflon sheet , for Protection Radius Coverage 2m etc as reqd.

Providing and fixing testing joint, made of 20 mm X 3 mm thick G.I. strip, 125 mm long, with 4 nos. of G.I. bolts, nuts, chuck nuts and spring washers etc. complete as required.

Supplying and fixing of 32 mm dia PVC pipe for the G.I. strip complete etc as reqd

Trace out the existing earth i/c checkingof earth value, watering and repairing of earth pit etc as reqd,(But without supply of material like earth strip, Lightening arrestor etc.The material if required shall be measured on actual basis in above items)

GS ELECTRICAL WORKS