Occurrence Mechanism of Roof-Fall Accidents in Large-Section Coal Seam Roadways and Related Support Design for Bayangaole Coal Mine, China

<div>Lithological characteristics of number 3-1 coal seam, roof, and floor in Bayangaole coal mine.</div>

Advances in Civil Engineering

Figure 2: Occurrence Mechanism of Roof-Fall Accidents in Large-Section Coal Seam Roadways and Related Support Design for Bayangaole Coal Mine, China 