Scope of application
Road tunnel safety - Technical provisions

The risk factors are :

• vehicles and their loads ;

• infrastructure features;

• the operator's ability to use the equipment provided;

• the behavior of users themselves.

The consequences of risk-generating events such as breakdowns, incidents, accidents and fires are exacerbated by the confined nature of the tunnel. Most fires are caused by the spontaneous ignition of vehicles following a technical fault. However, all the rare fires that have resulted in fatalities have been the result of an accident, with the exception of the fire...