Intersection traffic safety management includes basic intersection information, safety evaluation, safety problem diagnosis, and countermeasure recommendations. In this paper, a new approach to improve the efficiency of safety evaluation is proposed: GIS-based model of safety level-of-service. Field ratings were used to initially screen intersection information. After entering intersection information into a computer model, the system automatically evaluates the safety of intersection, identifies existing safety problems and recommends prioritized countermeasures based on a benefit-cost ratio model. Initial results show the system improves the efficiency of evaluating and selecting intersection safety improvements.


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    Titel :

    GIS-Based Traffic Safety Management for Highway Intersections


    Beteiligte:
    Qiaojun, Xiang (Autor:in) / Fuquan, Pan (Autor:in) / Jian, Lu (Autor:in) / Guoqiang, Zhang (Autor:in) / Eidson, William C. (Autor:in)

    Kongress:

    First International Symposium on Transportation and Development Innovative Best Practices ; 2008 ; Beijing, China



    Erscheinungsdatum :

    04.04.2008




    Medientyp :

    Aufsatz (Konferenz)


    Format :

    Elektronische Ressource


    Sprache :

    Englisch




    GIS-Based Traffic Safety Management for Highway Intersections

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    Safety Evaluation and Improvements for Highway Intersections

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