Key Factors Affecting the Deformation and Failure of Surrounding Rock Masses in Large-Scale Underground Powerhouses

<div>(a) Thirteen points for measuring surrounding rock mass deformation after excavation in both section K0 + 31.7 m and section K0 + 126.8 m and (b) the measurement results.</div>

Advances in Civil Engineering

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Figure 12

Figure 12: Key Factors Affecting the Deformation and Failure of Surrounding Rock Masses in Large-Scale Underground Powerhouses 