LIBROS DEL AUTOR: julio roa

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  • EVALUATION OF INTERNATIONAL FRICTION INDEX AND HIGH-FRICTION SURFACES
    Julio Roa
    Highway agencies have an obligation to provide users with optimal pavement surface under various weather conditions throughout the year. A satisfactory pavement surface should exhibit good friction and texture depth to reduce roadway highway accidents. There have been numerous research efforts by different countries and agencies to better understand the behavior of fricti...
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