主要介绍了大断面隧道在施工中常见的地质灾害问题及成因,分别从隧道水害、衬砌裂损、衬砌腐蚀等方面展开论述,并提出关于大断面隧道施工常见地质灾害问题的防治措施,以期为类似工程提供借鉴。%The paper mainly introduces the common geological disasters and their reasons in the large cross-section tunnel construction,indicates from the water disaster in tunnels,the cracks and corrosion of lining,and points out the prevention measures for common geological disasters in the large cross-section tunnel construction,so as to provide some reference for the similar projects.
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