tender for lowering & lifting of stoplog gates for hydroelectric intake with repairs and maintenance of stoplog gate (size 4.22m x 2.2m) - 9 nos & goliath crane including replacement of rubber seals ,fixing side guide brackets , replacement of wire rope , electrical starter, e.m. brake of goliath crane, overhauling & erection of lifting beam. lowering stoplogs for power house repair works & liifting after repairs of powerhouse , no. of gates = 9 no.s in 3 no. of vents ( vent size 4.22m x 5.48m) using underwater divers with material , sundry & other material charges at yeldari dam tal. jintur , dist. hingoli,complete job including cost of material, labour, sundry ,transportation & labour welfare cess etc