基于运行速度的道路视距分析方法

阐述了目前规范中的视距确定方法，分析了该方法中需要关注的问题；通过具体工程案例分析，指出了利用运行速度进行视距分析时，道路线形设计中需要重点考虑的问题；同时通过对道路交通安全的深入探讨，认为在线形设计中应考虑运行速度的影响，以进一步保障道路交通安全。

Road Line-of-sight Analysis Method Based on Running Speed

The method of determining the line of sight in the current standard is described. The issues needing attention in this method are analyzed. By analyzing the specific engineering cases, the key problems to be considered in road alignment design are pointed out when using running speed for line-of-sight analysis. At the same time, the traffic safety of road is further discussed, and the influence of running speed should be considered in the alignment design in order to ensure the road traffic safety.