The Mechanical Criterion of Activation and Instability of Normal Fault Induced by the Movement of Key Stratum and Its Disaster-Causing Mechanism of Rockburst in the Hanging Wall Mining

<div>Seismic source distribution of the remaining panel during mining (February 13, 2015, to August 4, 2015). (a) Mining 440–573 m; (b) mining 573–706 m; (c) Mining 706–852 m; (d) mining 852–978 m.</div>

Advances in Civil Engineering

fig9

Figure 9

Figure 9: The Mechanical Criterion of Activation and Instability of Normal Fault Induced by the Movement of Key Stratum and Its Disaster-Causing Mechanism of Rockburst in the Hanging Wall Mining 

Figure 9 | The Mechanical Criterion of Activation and Instability of Normal Fault Induced by the Movement of Key Stratum and Its Disaster-Causing Mechanism of Rockburst in the Hanging Wall Mining 