This webinar provides an overview of the new Guide to Road Tunnels Part 4: Retrofitting Tunnels and the requirements for developing a project to upgrade a road tunnel.
- why a retrofitting project may be required for a tunnel
the types of retrofitting projectsthe process of developing a retrofitting projectacceptable standards for retrofittingretrofitting or refurbishing individual components of the tunnel or tunnel systemsachieving energy efficiency in tunnel construction and operation by adopting appropriate solutionscase studies on the M2 Norfolk Twin Tunnels NSW and the refurbishment of the Terrace Tunnel, New Zealand.The webinar was presented on 29 August 2019 presented by Les Louis.