Engineering, Procurement, Construction (EPC) for "Supply, Erection, Testing and Commissioning of 2x25kV 50Hz Traction Sub Stations, Switching Stations, SCADA works and associated General Electrical Services Work-including Earthing, Filling, Building Construction, Buried Rail, Cross Feeders (Excluding supply of Power Transformer, Auto Transformers and OHE Works) along with all associated equipment and materials required for commissioning of PSI system, in connection with Railway Electrification between Rayadurga (Excl.) [Ch:205/463] and Pavagada (Incl.) [Ch:106/000] Section (99.463 RKM/114.145 TKM), of TK-RDG section of South Western Railway."