Bids cancelled for civil, miscellaneous works for Boridand-Ambikapur Rail Line Doubling Project in Chhattisgarh July 8, 2024 | Project Updates, Under Construction South East Central Railway (SECR) has cancelled bids for construction of railway viaduct between 941.8 km to 942.8 km span 27X30.5 m (Udalkachar-Nagpur Road section).. This content is restricted.