超车视距(overtaking sight distance)指的是在双车道道路上,后车超越前车时,从开始驶离原车道起,至可见对向来车并能超车后安全驶回原车道所需的最短距离。分全超车视距(安全超车视距)和最小超车视距。全超车视距是指超越车辆开始超车加速时在原车道的位置与对向车的距离;最小超车视距是指超越车辆通过超车加速进入对向车道后与对向车的距离。
本文采用瑞典VTI交通模拟模型研究两车道公路上超车视距对行车速度的影响,提出了部分结果。
This paper presents some findings of a study of the effect of overtaking sight distance on journey speed in two lane rural roads by means of Swedish VTI Traffic Simulation Model.
在高速公路中央分隔带外侧超车道的停车视距不能满足规范要求时,提出了解决问题的方案和措施,供高速公路设计时参考。
When stopping sight distance can't meet the specification's needs in passing lane outside the median divider in expressway, some measures are put forward for reference of expressway design.
为了满足具有中央分隔带公路弯道外侧超车车道停车视距的需要,保障行车安全,根据汽车在超车车道上的行驶特性,分析了具有中央分隔带公路弯道外侧超车车道上司机视点的位置和横净距。
On the basis of the properties of motorcar running on passing lane, the sight point position and lateral clear distance of curve in passing lane outside the median divider in expressway are analyzed.
应用推荐