Tender For corrigendum : overhauling of overhead cranes at nirgajini (40t) , chitaura (30t) , salawa (30t) and bhola (15t) power houses under egd muzaffarnagar - overhauling of overhead cranes at nirgajini (40t) , chitaura (30t) , salawa (30t) and bhola (15t) power houses under egd muzaffarnagar.