Stability Analysis of Surrounding Rock of Large Section Ultradeep Shaft Wall

<div>Results of displacement and stress distribution after shaft excavation. (a) Radial displacement in <i>x</i>-axis direction. (b) Maximum principal stress in <i>X</i>-direction section. (c) Minimum principal stress in <i>X</i>-direction section.</div>

Advances in Materials Science and Engineering

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Figure 5

Figure 5: Stability Analysis of Surrounding Rock of Large Section Ultradeep Shaft Wall 