Dynamic failures, or ‘‘bumps', remain an imperative safety concern in underground coal mining, despite significant advancements in engineering controls. T
The shear behavior of a single rock joint in limestone specimens,under a constant normal load(CNL),was analyzed in this study.Test specimens with different aspe
The data collected from haul truck payload management systems at various surface mines show that the payload variance is significant and must be considered in a
To determine the rational layout parameters of the lateral high drainage roadway(LHDR) serving for two adjacent working faces, a mechanical model of the LHDR un
Open U-shaped steel arch supports are commonly used in large-section static-pressure roadways in coal mines that are more than 900 m deep;however,it is very dif