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问答题:何谓超高?设置超高的原因及条件分别是什么?

问答题
2022-04-02 22:08
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正确答案
  

答:①平曲线超高:为了抵消汽车在曲线路段上行驶时所产生的离心力,将路面做成外侧高内侧低的单向横坡的形式。

设置超高的原因:将弯道横断面做成向内倾斜的单向横坡形式,利用重力向内侧分力抵消一部分离心力,改善汽车的行驶条件。

设置超高的条件是:圆曲线半径小于不设超高的最小半径时。


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