Work completed on tunnel T-49B in Kundam Adit-Arpinchala rail section January 24, 2022 | Completed, Project Updates Construction work on 12.6 km long T-49B tunnel in Kundam Adit-Arpinchala section of the Jammu-Udhampur-Katra-Qazigund-Baramulla new rail line project has been completed. This content is restricted.