(A) An undisturbed natural barrier shall be provided beginning at the elevation of the lowest coal seam to be mined and extending from the outslope for such distance as may be determined by the chief as is needed to assure stability. The barrier shall be retained as a barrier to slides and erosion. Where the chief determines that this natural barrier will cause environmental problems, he shall require alternative measures to be taken.
(B) If at any time a slide occurs which may have a potential adverse effect on public property, health, safety, or the environment, the person who conducts the coal mining operation shall notify the chief by the fastest available means and comply with any remedial measures required by the chief.
Five Year Review (FYR) Dates: 11/02/2015 and 01/16/2021
Promulgated Under: 119.03
Statutory Authority: 1513.02
Rule Amplifies: 1513.16
Prior Effective Dates: 8/16/82 (Emer.), 10/27/82, 6/30/83