Design, Supply, Erection, Testing And Commissioning Of 2 X25 K V, 50 Hz, Single Phase, A.C Traction Overhead Equipment With 65 Sq.Mm Catenary Wire And 107 Sq.Mm Contact Wire, L.T Supply Transformer Stations Including Modifications To Existing Ohe In View Of Doubling Between Mahbubnagar Manyamkonda Section As A Part Of Mahbubnagar Dhone Section In South Central Railway.