西南地区一级公路经过村镇路段的路线规划

Route planning of the first-grade highway sections which across towns in southwest area of China

针对西南地区一级公路的交通安全典型问题,提出了一级公路路线规划的原则.在对一级公路经过村镇路段交通进行系统分析的基础上,提出了基于村镇布局的路线走向策略,以及基于接入口危险度的路线走向确定方法.

With respect to the representative traffic safety issues,the first-grade highway route planning principles were proposed.Based on the analysis of traffic system of the sections that across towns,the route strategy based on the town layout and the method determining the route based on the access risk were studied.