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本文以十天高速公路安康东段新安岭隧道右线软弱围岩变形段施工为实例,具体介绍了变质千枚岩软弱围岩变形处理的施工工艺、施工方法,有效地保证施工安全。
In this paper, the construction of the weakening surrounding rock of the right lane of Xinanling tunnel on the east section of Ankang Expressway in the east of Tokaisan Expressway was taken as an example to introduce the construction technology and construction method of the deformation treatment of the weak surrounding rock in metamorphic phyllite in order to effectively ensure the construction safety.