Abstract
With the rapid development of expressway construction, operating safety of tunnels gradually become prominent issues. It is necessary to garner more knowledge on characteristics of traffic accidents in expressway tunnels, which in favor of improving the safety of tunnels and reducing traffic accident rate of tunnel sections. Therefore, a study of traffic accidents from sixty-one tunnels of eleven expressways in Guangdong Province between January 2012 and June 2015 has been conducted. Then the distribution characteristics of traffic accidents are summarized respectively from the aspects of accident types, types of accident vehicles, seasons, annual variation trend, location, pavement type, skid resistance, alignment parameter, etc. The analysis results are helpful to formulate a reasonable operation strategy for tunnel traffic safety. Language: en
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