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阐述西攀路酸水湾隧道软弱破碎围岩地段发生大塌方的经过,分析造成该隧道塌方的主要原因,介绍塌方处理的技术方案与施工措施,提出对隧道穿越软弱破碎围岩地段防止塌方的有效措施。
Describes the main causes of the landslide in the section of weak and broken surrounding rock of Xinshuiwan tunnel in Xibao Road, analyzes the main causes of landslide in the tunnel, introduces the technical scheme and construction measures of landslide treatment, Effective measures