随着我国交通事业的发展,交通隧道不断修建,隧道防灾成为日益重要研究课题。本文主要从隧道火灾的主要因素、特点与危害及隧道防灾技术两个方面对国内外长大交通隧道防灾研究与设计进行评述,并从安全疏散、固定消防、通风排烟、火灾监测及灾害时的车流疏导、区域交通管理系统等方面系统总结在隧道防灾方面的研究成果与应用情况。 With the development of transportation in our country, the construction of traffic tunnels and the prevention of tunnels become an increasingly important research topic. This paper reviews the research and design of disaster prevention of traffic tunnels both at home and abroad from two aspects of the main factors, characteristics and hazards of tunnel fires and tunnel disaster prevention technologies. From the aspects of safety evacuation, fixed fire control, ventilation and smoke exhaust, fire monitoring and disaster Time traffic diversion, regional traffic management systems and other aspects of the system summary of the research results and application of tunnel disaster prevention.