Mining induced strata movement and roof behavior in ...
Geomechanics and Geophysics for Geo-Energy and Geo-Resources volume 1, ... After coal mining, the peak abutment stress in front of coal face is generally higher than the stable peak abutment stress around the mined-out area. The distance of the peak abutment stress in front of coal face away from the coal face sidewall is approximately 10 m.
Read more