tender for four pole off load charger over switch with handle and having capacity 200 amp make havells ens lnt equivalent standard make with isi mark , laying and jointing pvc pipe. heading , four pole off load charger over switch/with handle and having capacity 200 amp make havells/e&s/l&t/equivalent standard make with isi mark , brick work in c.m 1:5 mix using 2nd class ground moulded chamber burnt bricks with including cost and conveyance of all materials and including all labour charges etc complete , plastering in c.m 1:5-12 mm thick with including cost and conveyance of all materials and including all labour charges etc complete