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双车道公路线形连续性分析与评价

, PP. 176-179

Keywords: 交通工程,线形连续性,运行速度差,双车道公路

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Abstract:

针对公路线形连续是保证汽车安全行驶的基本要求,以运行车速为中介,提出了相邻路段运行车速相协调的路线设计理念,并参考国外双车道公路及国内高等级公路线形连续性评价标准,提出了双车道公路线形连续性评价标准。经实例分析,证实所提标准较为合理,从而为设计和改建双车道公路提供了重要依据。根据分析结果,讨论了该路段事故多发点产生的原因,并提出了相应的改善措施。此外,从驾驶员行驶舒适性的角度对线形的舒适性作出了评价,并提出了双车道公路线形舒适性的评价标准。

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