Research Article

Research on the Redistribution Law of Lateral Mining Stress and the Bearing Characteristics of Section Coal Pillar in Extra-Thick Fully Mechanized Top-Coal Caving Mining

Figure 5

Lateral mining stress redistribution and section coal pillar bearing with original rock stress of different coal seam depths (H). (a) Wide coal pillar setup. (b) Narrow coal pillar setup.
(a)
(b)