高速公路网交通安全设施规划及后评价

通过对我国高速公路网交通安全设施应用现状的分析，讨论并总结了高速公路网交通安全设施规划的作用、原则和方法，并针对目前规划方案实施后未及时进行相应的后评价的现状提出事故统计分析法与专家经验法相结合的后评价方法，以指导高速公路网交通安全设施的合理应用。

Planning and Post-Evaluation of Traffic Safety Facilities of Expressway Network

Through the analysis of the current situation of the traffic safety facilities of expressway network in China, the planning function of traffic safety facilities, and principles and methods of expressway network are discussed and summarized. And to counter the current situation that the corresponding post-evaluation is not timely carried on after the planning projects are accomplished, the post-evaluation method is put forward. It is a method that the analytic approach of accident statistics combines with expertise. Thus it can guide the rational application of the traffic safety facilities system of expressway network.