Fig. 10 | Scientific Reports

Fig. 10

From: Influence of tunnel excavation on the magnitude and rotation angle of principal stress in surrounding rock

Fig. 10

Comparison of rotation trajectories of unit principal stress in elastic-plastic phase test and numerical simulation: (a) Rotational Trajectory of Principal Stress Axes at the Crown in Tests; (b) Rotational Trajectory of Principal Stress Axes at the Shoulder in Tests; (c) Rotational Trajectory of Principal Stress Axes at the Haunch in Tests; (d) Rotational Trajectory of Principal Stress Axes at the Invert in Tests; (e) Rotational Trajectory of Principal Stress Axes at the Crown in Simulations; (f) Rotational Trajectory of Principal Stress Axes at the Shoulder in Simulations; (g) Rotational Trajectory of Principal Stress Axes at the Haunch in Simulations; (h) Rotational Trajectory of Principal Stress Axes at the Invert in Simulations.

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