近年来我国高速公路快速发展,至2016年末,总里程已突破13万公里,伴随着车辆保有量的快速增加,高速车流量逐渐加大,高速公里交通事故频发,高速公路安全形式日益严峻。本文通过对闽北高速公路的实际交通情况分析,明确影响山区高速公路交通安全的客观因素。 In recent years, the expressway in our country has developed rapidly. By the end of 2016, the total mileage has exceeded 130,000 km. With the rapid increase in the number of vehicle ownership, the traffic flow of high-speed vehicles has been gradually increased. Traffic accidents frequently occur in high-speed kilometers and the safety forms of expressways have become more and more serious. Through the analysis of the actual traffic conditions of the highway in northern Fujian, this paper clarifies the objective factors that affect the traffic safety of mountain highway.