深圳东部过境高速公路隧道消防设计

近年来随着公路交通事业的发展，公路等级的提高，对公路线型的要求也越来越高。为了克服高程障碍，优化线路，缩短里程，特别要与周边的环境相协调，必不可少地需要修建隧道。由于隧道是公路交通的咽喉要道，一旦发生火灾，扑救相当困难，往往会造成重大的人员伤亡和财产损失，因此在隧道设计时必须采取有效的防火与灭火措施，使火灾控制在最低限度内，使隧道真正起到安全输送人员和物资的作用。结合深圳市东部过境高速公路的隧道设计，对隧道消防的设计进行了探讨。

Eastern transits highway's tunnel fire protection design

Along with the development of communications industry and the promotion of highway classification,higher and higher highway alignment request has been put forward in recent years.In order to overcome the elevation barrier,optimize the line and reduce the length,especially with special consideration on the coordination with the environment conditions,it has become necessary to select tunnels.Because tunnels have become the choke points of highways,when fire accidents being encountered and difficult to tackle,significant personnel casualty and property damage will be expected,effective fire protection and fire fighting measures shall be considered in tunnel design to made fire accidents being under control and to guarantee that tunnels could play the role of personnel and material transportation.This article,through design of tunnels of the Eastern Transits Highway,has discussed the fire protection design.