All wells, pits, shafts, and other similar spaces shall be barricaded or covered. Upon completion of exploration and similar operations, temporary wells, pits, shafts, and other similar spaces shall be backfilled.
Minn. R. agency 151, ch. 5207, CRANES, HOISTS, AND DERRICKS, pt. 5207.0510
Statutory Authority: MS s 182.655