公路隧道初期支护病害分析处理及效果评价

On the analytical processing of the support diseases at the primary period of the road tunnel and its effective evaluation

通过对杭新景高速公路隧道建设实例研究,分析了隧道初期支护病害等隧道建设中常遇问题的成因及解决的关键技术,总结出高速公路隧道勘察、设计、施工等方面应该注意的问题,对同类围岩隧道施工具有一定的借鉴意义。

According to the research of the tunnel construction examples on Hang-Xin-Jing highway, the paper analyzes the reasons for the common problems in the tunnel construction, such as the support diseases in the primary period and the key technique of solution, sums up some problems which should be noticed, for example the survey, the design and the construction in the tunnel construction of the highway. It has certain significance for the similar surrounding rock tunnel construction.