Minnesota Administrative Rules

6130.1400 IN-MINE DISPOSAL.

Subpart 1.

Goals.

Mining shall be conducted to maximize use of past, present, and future mining areas so as to minimize the amount of land disturbed by mining and reduce the loss of nonmineral resources.

Subp. 2.

Requirements.

Requirements:

A.

The commissioner may require in-mine disposal of mine waste.

B.

Mining methods and schedules shall be used which provide areas for waste disposal at the earliest opportunity.

C.

The commissioner will consider factors such as the following to determine the extent to which in-mine disposal shall be required:

(1)

the ease of reclamation;

(2)

pollution potential;

(3)

public safety and welfare;

(4)

natural resource preservation;

(5)

land use demands;

(6)

ownership of the minerals;

(7)

mineral resource values; and

(8)

physical and economic feasibility.

D.

Mine waste which is placed within an open pit mine below the ultimate pit water elevation shall be exempted from the requirements of parts 6130.2000 to 6130.3600. These shall be designed and constructed to prevent adverse environmental effects.

Statutory Authority:

MS s 93.47

Published Electronically:

June 11, 2008