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本文首先从交通工程角度分析目前高速公路长下坡避险车道存在的普遍问题,然后阐述了长下坡避险车道交通工程设计的必要性,最后提出完成长下坡避险车道的交通工程设计的具体方案。
This paper first analyzes the common problems existing in the long-descent safe-haven lane of expressways from the perspective of traffic engineering, and then elaborates the necessity of traffic engineering design of the long-descent safe-haven lane and finally proposes to complete the traffic engineering design of long-descent safe-haven lane The specific program.