When a tunnel construction passes through the surrounding rock with karst caverns, the displacement change characteristic of rock mass is different with the common tunnel.
隧道穿越既有溶洞岩体施工时，隧道围岩位移变化特性不同于一般隧道。
In combination with the Karst caverns in Hongguo of Guizhou province, this paper is intended to search a good method for estimating the stability of Karst cavern underground.
本文结合贵州省盘县红果某地下溶洞实例，探索地下岩溶洞穴顶板稳定性评价的方法。
The karst is mainly in the form of caverns, and the groundwater is mostly of fissure cavern type.
岩溶形态以溶蚀裂隙洞穴为主，地下水类型多为裂隙溶洞型。
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