sec.291Plan of ERZ boundaries

### sec.291 Plan of ERZ boundaries If an underground mine’s ERZ boundaries are signposted under section 290 (2) , the underground mine manager must ensure a plan showing the boundaries is displayed at the surface of the mine. by coloured pins The underground mine manager must ensure the plan is updated at the end of each shift to reflect any changes in the boundary locations required to be signposted under section 290 . (sec.291-ssec.1) If an underground mine’s ERZ boundaries are signposted under section 290 (2) , the underground mine manager must ensure a plan showing the boundaries is displayed at the surface of the mine. by coloured pins (sec.291-ssec.2) The underground mine manager must ensure the plan is updated at the end of each shift to reflect any changes in the boundary locations required to be signposted under section 290 .