welding of 60kg/60ei r260 grade rails by alumino thermic process as per railwaysspecifications by using compressed air petrol preheating techniques including supply of allrequired materials & equipment at different locations in connection with 3rd & 4th line fromsalegaon to budhapank via rajathgarh in dy.ce/c/i/bbs-unit,sections under the jurisdictionof cpm/iii/bbs of kur division of east coast railway.bidding type normal tender .