水平岩层隧道围岩变形破坏特征研究_建筑工程管理论文 关键词：水平岩层；围岩变形；隧道 [gap=407]Keywords: level rock; Surrounding rock mass deformation; tunnel
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The stability of the surrounding rock mass depends upon its strength and deformation properties as well as the situation of stress convergence in it, and the key is the integrality of the rock mass.
洞库围岩稳定性一方面取决于洞库周边围岩应力集中的情况，另一方面取决于岩体强度和变形特征，其核心问题在于岩体完整性。
The deformation of surrounding rock mass has prominent rheological behavior while the tunnel was excavated.
软弱岩体隧道开挖后，围岩变形具有异常显著的流变性。
Based on the model of structure and surrounding rock mass co-deformation, the reasonable optimum supporting structure parameters are determined for Yuanliangshan railway tunnel.
采用围岩与结构共同变形的计算模式，优选出圆梁山隧道在高压涌水条件下的合理支护结构形式。
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