特长公路隧道通风竖井施工方法分析

目前随着山岭重丘区高速公路建设的日益增多，对环境保护方面的工作也日益重视。高速公路特长隧道的设计逐步增多，通风竖井作为特长隧道的通风设施普遍采用。结合广梧高速公路石牙山隧道通风竖井的施工工艺进行分析。

Analysis on Construction Methods of Ventilation Shaft for Long Highway Tunnels

At present,following increasing growth of expressway projects at mountainous and hilly terrain areas,requirement on expressway alignment standard has been continuously raised,meanwhile,more and more attentions have been put on environmental protection works.As influenced by the relevant factors,design of super long tunnels has become more and more,with shaft ventilation commonly adopted.The construction technology of Shiyashan Tunnel of Guang-Wu Expressway has been introduced,in order to provide relevant re...