(vi) Transportation of overburden, waste rock, ore, and tailings.
(vii) Storage, relocation, and disposal of overburden, waste rock, ore, and tailings
within a mining area, including backfilling of mined areas.
(viii) Storage and transportation of chemical reagents.
(ix) Construction of water impoundment and drainage features.
(x) Construction of haul roads.
(xi) Construction of utilities or extension of existing utilities.
(xii) Withdrawal, transportation, and discharge of water.
(b) "Nonerosive velocity" means a speed of water movement that
conducive to the development of accelerated soil erosion.
is not
(c) "Organization report" means a certified statement, on a form prescribed by
the department, giving the name, address, and plan of the business organization,
and listing the following:
(i) All corporate officers, directors, incorporators, and limited liability
company managers.
(ii) All other partners, shareholders, limited liability company members, or other
persons who have the authority to make, or are responsible for making, operational
decisions, including the construction, operation, closure, postclosure monitoring,
reclamation, and remediation of a mine.
(d) "Overburden" means unconsolidated earth material that overlies bedrock
and that is or will be excavated by open pit mining methods to access ore.
(e) "Percolation leaching" means a process for the primary purpose
of the
recovery of metals in an outdoor environment from a stockpile of crushed or excavated
ore by percolating water or a solution through the ore and collecting the leachate,
and includes the processes known as "heap leaching" and "dump leaching."
(f) "Peripheral rock" means rock that is or will be left in place
completion of mining and within 3 feet of either of the following:
(i) The walls and floor of an open pit.
after the
(ii) The walls, floor, and roof of adits, portals,
workings.
(g) "Permanent soil erosion and sedimentation control measures" means
control measures that are installed or constructed to control soil erosion and
and
underground mine
sedimentation and that are designed to remain in place after final reclamation.
(h) "Postclosure" means the period following completion of final reclamation
in compliance with the approved reclamation plan.
(i) "Public water supply well" means a well that provides water for a "type I
public water supply," "type IIa public water supply," "type IIb public water supply,"
or "type III public water supply" as those terms are defined in R 325.10502.
(j) "Reactive" means susceptible to reacting, dissolving, or otherwise
forming a leachate that is or may be harmful to the environment or to human health and
safety as determined by the department under conditions that exist, or may exist,
at a mining operation.
(k) "Reclamation" means that reconditioning or rehabilitation of the mining area
or portions thereof for useful purposes and the protection of the natural resources,
including the control of erosion and the prevention of land or rock slides, collapses
and subsidence, and air and water pollution.
Page 4