Supply, Erection, Testing & Commissioning of 25KV A. C. Single Phase Overhead Equipment, LT supply transformer and switching station etc. in connection with construction of ( a ) BYE PASS Line at Sita Rampur ( b ) Andal- Development of infrastructure related to infrastructure deficiencies at Durgapur Steel Exchange Yard and Empty Yard/ Andal in Asansole Division of Eastern Railway