Details: supply and installation of gi earthing size 50x 6 mm thick , supported by gi clamps and anchored with gi chemical anchor m6x 50mm length at two meter interval . gi clamps made from gi 20x 3mm thick , including all materials , manpower, tools and tackles, machinery , lifting , shifting transportation , consumable required to complete the works as per instruction of engineer in charge ( gi coating to be 600 gm per sq.meter) removing of old earthing strips from ndct shell top walkway at el plus 178- the scope of works includes removing of old damaged /rusted earthing strips , lowering to ground levels safely and shifting to store stacking yard including manpower materials, machinery , tools and tackles , consumable required to complete the work as per the instruction of engineer in charge. supply and installation of three spike air terminator / lightening arrestors –50mm dia, 1.5mtr long gi (galvanized iron-600gm/sq.m) rod, with pointed finish at top, base plate 200x200x 10 mm base ss
Sector: Urban Authority