When mine waste is deposited on areas with unstable foundations such as peat, muskeg, bedded lacustrian deposits, fault zones, and areas above underground mine workings, an engineer shall examine the foundation and design the landforms to be stable.
Minn. R. agency 158, ch. 6130, TACONITE AND IRON ORE RECLAMATION STANDARDS, pt. 6130.2300
Statutory Authority: MS s 93.47