Working Groups

  • Animator: Henry A. Russell (USA), 
    Vice-Animator: Rene Van Der Bosch (Netherlands), 
    Tutor: Bai Yun (China) 
    Report presented by Henry Russell:
     
    This year there were attendees from 9 nations: Austria, Italy, China, Netherlands, Norway, Sweden, Switzerland, and United States.
     
    FOLLOWING ITEMS WERE DISCUSSED:
    •    Update of 2004 Document on Fire Resistance Guidelines
    •    Waterproofing of Tunnels Document
    •    New Document Maintenance of Operating  Tunnels
    •    Cooperation with Working Group 21
     
    A new document is published by the Group in June 2013: “Fire Protection for Road Tunnels – Directives pour la protection au feu des structures de tunnels”.
     
    ANOTHER NEW DOCUMENT: “MAINTENANCE OF OPERATING TUNNELS”
    •    Methodology for Inspections
    •    Methodology for Repairs
    •    Data Management
    •    Identification of Operator Repairs
    •    Details for Typical Repairs
    •    Recommendations for Designs to Reduce Maintenance