SCR Construction Organisation - Secunderabad Division: Construction of Rail Over Rail (ROR) at Dornakal station: Construction of Viaductt bridge at Ch.7185 m of 25 x 30.50m Composite Girder and Rail Over Rail Bridge at Ch.7909m of 3 x 61.00 m Open Web Girder, Execution of Earth work in embankment and blanketing on approaches,Laying & Linking of BG Track on ROR portion and execution of miscellaneous Civil works in connection with Rail Over Rail at Dornakal Junction connecting Dornakal-Bhadr