高速公路避险车道设置综述

随着山区公路运营中安全问题日益显著，避险车道作为被动性的安全设施，近年来得到较大关注。避险车道设置的必要性和设置地点的选择一直是工程建设中亟待解决的难题。近年来，国内外科学家总结了工程经验法、事故率法、坡率严重度分级系统3种方案，但这3种方案均存在考虑因素不足、实用性较低、理论性不强的缺点。拟在坡率严重度分级系统的基础上，充分考虑各种影响因素，制定相对完善的实施方案。

Overview of Setup of Danger Shield Driveway in Expressway

With the increasingly prominence of safety problems in expressway operation in mountainous area,the danger shield driveway as a passive safety measure is greatly concerned in recent years.The necessity for setup of danger shield driveway and choice of setup location is always a tough problem requiring for prompt solutions during construction of projects.For the past few years,the domestic and foreign scientists have concluded three plans including project experience method,accident rate method and hierarchi...