江肇高速公路毛毡岭特长隧道主体工程设计

Civil engineering design of Maozhanling especially long-size highway tunnel in Jiangmen-Zhaoqing Expressway

毛毡岭隧道是广东省目前最长的高速公路隧道,按单线计总长9583m,为双洞6车道。介绍了毛毡岭隧道主体工程设计的有关技术和处理原则,对该隧道的内轮廓、衬砌结构、防排水设计、洞口设计、监控量测及安全设计等方面进行了探讨,为其它同类隧道工程的建设提供参考。

The Maozhanling tunnel is currently the longest expressway tunnel in Guangdong Province, it is total 9583m according to one - line and it has the six - lane for double line. This paper briefly introduced the design experience amd principles of Maozhanling highway tunnel, specifically discussied the design of the internal contour, lining, waterproofing and drainage,portal, monitoring measurement and safety etc. which can be a reference for design and construction of similar works.