The threat to expressway safety is uncertain and polytrophic. To enhance the pertinence and protective effect of the `prior restraint' measure, the sensitivity of expressway traffic safety risk factors was analyzed. The analysis was based on orthogonal array testing where the object function was the risk efficiency, enabling us to arrange the major and minor relationship of risk factors, and then determine the sensitivity risk factors. Our experiment shows that the major and minor relationship of risk factors based on sensitivity analysis is accurate and in correspondence with the actual traffic conditions on the YONGWU expressway. In addition, safety precautions focused on sensitivity factors have a positive effect on traffic safety. We provide a scientific basis for specific traffic safety risk management through sensitivity analysis.


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    Titel :

    Sensitivity Analysis of Expressway Traffic Safety Risk


    Beteiligte:
    Wang, Jian-jun (Autor:in) / Chen, Fa-an (Autor:in)

    Kongress:

    The Twelfth COTA International Conference of Transportation Professionals ; 2012 ; Beijing, China


    Erschienen in:

    CICTP 2012 ; 2219-2229


    Erscheinungsdatum :

    23.07.2012




    Medientyp :

    Aufsatz (Konferenz)


    Format :

    Elektronische Ressource


    Sprache :

    Englisch




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