Fabrication Of Glued Insulated Joints 60 Kg/52 Kg (In Situ) For Slbn, Obra, Jrq, Mpf Yard Remodeling Work Under The Section Of Dy. Ce/Con/Cpu In Connection With Doubling Between Ramna And Singrauli In Dhanbad Division Of Ecr/Ecr-Cao-C-S-Eten-38-22-23/64301580 (EXPIRED)