Rib Spalling 3D Model for Soft Coal Seam Faces with Large Mining Height in Protective Seam Mining: Theoretical and Numerical Analyses

<div>Development characteristics of fractures in the overlying strata during mining of the lower protective #3 coal seam.</div>

Geofluids

Figure 5: Rib Spalling 3D Model for Soft Coal Seam Faces with Large Mining Height in Protective Seam Mining: Theoretical and Numerical Analyses 