South Central Railway - Construction Organisation : Secunderabad Divison : Secunderabad - Wadi Section : #sw1: Execution Of Earth Work In Embankment & Cutting, Blanketing To Rdso Standards, Construction Of Minor Bridges & Road Under Bridges (rubs), Construction Of Station & Service Buildings, Approach Roads/circulating Area, High Level Platforms, Drains And Execution Of Miscellaneous Civil Works In Connection With New 3rd & 4th Lines Between Hafizpet - Sanathnagar Stations From Km:168.00 To Km:176.000, Excluding Borabanda Station Yard. #sw2: Supplying And Stacking Of Machine Crushed Clean Hard Angular And Durable Track Stone Ballast For New 3rd & 4th Lines Between Hafizpet - Sanathnagar Stations From Km:168.00 To Km:176.000. #sw3: Construction Of Foot Over Bridges (fobs) At Chandanagar, Borabanda And Bharatnagar Stations & Construction Of Cover Over Platforms (cops) At Chandanagar, Hafizpet , Hitech-city, Borabanda And Bharatnagar Stations.