Damage Characteristics Caused by Deep-Hole Blasting near Normal Fault and Its Effects on Coal and Gas Outbursts

<div>Crack development within models after blasting: (a) cracks in model with no fault after blasting; (b) cracks in model with normal fault after blasting.</div>

Geofluids

fig8

Figure 8

Figure 8: Damage Characteristics Caused by Deep-Hole Blasting near Normal Fault and Its Effects on Coal and Gas Outbursts 