Combining with the domestic and foreign research conclusions,this paper analysed the location of hedge lanes,flat vertical alignment,attached facilities and other aspects,and summarized the design method,provided reference for reasonable design.%结合国内外研究结论,对避险车道的设置位置、平纵线形及附属设施等方面的设计进行了分析,并总结了设计方法,为合理的设计提供参考。
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