Minn. R. agency 158, ch. 6132, RECLAMATION STANDARDS, pt. 6132.3000 - SUBSIDENCE
Subpart 1.
Goal.
Mining shall be conducted in a manner that will minimize hazardous conditions that result from subsidence.
Subp. 2.
Requirements.
Mining techniques must meet the requirements in items A to C.
A. Mining techniques shall be used
that minimize subsidence to the extent practicable.
B. If actual or likely subsidence occurs, the
permittee shall establish ground control survey locations and conduct surveys
to document the extent of ground movement.
C. Areas affected by subsidence shall be
contoured or filled to protect public health and safety or natural
resources.
Notes
Statutory Authority: MS s 93.44 to 93.51; 103G.222
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