Worker nearly buried, Alberta regulator probes mine wall ‘instabilities:’ union
Alberta's energy regulator is examining practices at a coal mine in the province after three “instabilities'' in its rock walls.
![Worker nearly buried, Alberta regulator probes mine wall ‘instabilities:’ union](https://globalnews.ca/wp-content/uploads/2023/11/CoalMineFILE-1.jpg?quality=85&strip=all#)
Alberta's energy regulator is examining practices at a coal mine in the province after three “instabilities'' in its rock walls.