杜时贵, 王思敬. 1996: 岩石质量指标(RQD)的各向异性分析. 工程地质学报, 4(4): 48-54.
    引用本文: 杜时贵, 王思敬. 1996: 岩石质量指标(RQD)的各向异性分析. 工程地质学报, 4(4): 48-54.
    Du Shigui, Wang Sijing. 1996: SIMPLE ANALYSIS OF ANISOTROPY OF ROCK QUALITY DESIGNATION. JOURNAL OF ENGINEERING GEOLOGY, 4(4): 48-54.
    Citation: Du Shigui, Wang Sijing. 1996: SIMPLE ANALYSIS OF ANISOTROPY OF ROCK QUALITY DESIGNATION. JOURNAL OF ENGINEERING GEOLOGY, 4(4): 48-54.

    岩石质量指标(RQD)的各向异性分析

    SIMPLE ANALYSIS OF ANISOTROPY OF ROCK QUALITY DESIGNATION

    • 摘要: 各向异性是工程岩体的重要工程特性, 岩石质量指标RQD具明显的各向异性。本文运用结构面网络模拟技术, 通过结构面间距、倾角、相对夹角以及结构面组数的敏感性分析, 探讨了RQD的各向异性规律。结合实际工程应用, 提出正确引用RQD指标的建议。

       

      Abstract: Anisotropy is one of the most important engineering behaviours of rock mass and rock quality designation.In the paper,through analysing the sensitivity of spacing,dip angle,included angle,and the number of joint sets versus anisotropy of rock quality designation,some anisotropic patterns of rock quality designation are discussed using net simulation of joints. After this,several suggestions about how to using rock quality designation for evaluating stability of rock engineering are proposed in the light of it's application to engineering rock mass.

       

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