Fig. 7 | Scientific Reports

Fig. 7

From: Overburden structure fracture evolution and ground pressure behavior under oblique residual coal pillars in thick seam mining

Fig. 7

Displacement characteristics of roof strata induced by instability of section coal pillars at different locations within the working face. (a) Section of coal pillar located in the middle of the working face. (b) Section of coal pillar located on one side of the working face. (c) Section of coal pillars located on both sides of the working face.

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