Consultancy Services for Authority Engineer during operation and maintenance period for 4 lane paved shoulder (km. 0.00 to Km. 9.260) of Forbesganj to Jogbani Section of NH-57A in the state of Bihar on EPC basis. (Total length in Km 9.260) Consultancy Services for Authority Engineer during operation and maintenance period for 4 lane paved shoulder (km. 0.00 to Km. 9.260) of Forbesganj to Jogbani Section of NH-57A in the state of Bihar on EPC basis. (Total length in Km 9.260)