The owner or operator of a coal handling facility shall not conduct any nonessential coal handling operations that are not shielded from the wind or enclosed in a building when steady wind speeds exceed 30 miles per hour as determined at the nearest official station of the United States Weather Bureau or by wind speed instruments on or adjacent to the site.
Minn. R. agency 167, ch. 7011, COAL HANDLING FACILITIES, pt. 7011.1125
Statutory Authority: MS s 116.07