·  Tunnel Management and Inventory, Monitoring and Settlement Control

·  Emerging Technologies, Lining Design & Precast Segment Advances

·  Innovation in Tunneling Design, Construction, Repair, Rehabilitation

·  Fire & Life Safety, Vulnerability & Security

·  Tunneling in Soft Ground, Ground Conditioning and Modification

·  Advanced prediction technology of tunnel construction geology

·  Deep excavations and urban tunnelling