Mechanism of Roadway Floor Heave Controlled by Floor Corner Pile in Deep Roadway under High Horizontal Stress

<div>Plastic zone of roadway floor under different supporting conditions. (a) Plastic zone of roadway without support. (b) Plastic zone under floor corner pile. (c) Plastic zone under floor corner bolt.</div>

Advances in Civil Engineering

fig5

Figure 5

Figure 5: Mechanism of Roadway Floor Heave Controlled by Floor Corner Pile in Deep Roadway under High Horizontal Stress 