Welding Of Rail At Site With Mobile Flash Butt Welding Plant In The Section Of Aden/Ndls & Aden/Dli In C/W Trr S Of 20.0 Km Ndls Yard & 4.2 Km Dli Yard And Ctrs Of 9.720 Km Andi, Szm, Dli & Tkj Yards And Other Yards In The Section Of Sr. Den Iii/Dli