Evolution Mechanism of Deformation and Failure of Surrounding Rock during Excavation and Unloading of the High-Stress Rock Mass

<div>Real-time video monitoring of the internal structure failure of three-dimensional loading rock samples: (a) schematic diagram of the installation of the miniature camera and (b) schematic diagram of the triaxial loading.</div>

Advances in Civil Engineering

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Figure 6

Figure 6: Evolution Mechanism of Deformation and Failure of Surrounding Rock during Excavation and Unloading of the High-Stress Rock Mass 