The paper describes highway tunnel fire features,summarizes highway tunnel fire research status at home and abroad,and puts forward highway tunnel fire preventing measures,such as establishing fire-detecting system,fire-extinguishing system and safety evacuation and so on, with a view to improve highway tunnel fire safety performance.%阐述了公路隧道的火灾特点，总结分析了国内外公路隧道火灾的研究现状，并在此基础上提出了建立火灾探测系统、灭火控火系统、安全疏散等公路隧道的火灾防控对策，以提升公路隧道的火灾安全性能。
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