Royal Infraconstru emerges as L1 bidder for construction of new siding from Danea station to Kedla washery for KBP coal mines in Jharkhand June 11, 2024 | Awarded, Project Updates Royal Infraconstru Limited has emerged as the lowest (L1) bidder for construction of new private siding between the Danea station of East Central Railway (ECR) and Kedla washery. This content is restricted.