Section 1817.107  Backfilling and Grading: Steep Slopes

a)         Underground mining activities on steep slopes shall be conducted so as to meet the requirements of Sections 1817.102 through 1817.106, and the requirements of this Section.

b)         The following materials shall not be placed on the downslope:

1)         Spoil;

2)         Waste materials of any type;

3)         Debris, including that from clearing and grubbing; and

4)         Abandoned or disabled equipment.

c)         Land above the highwall shall not be disturbed unless the Department finds that this disturbance will facilitate compliance with the environmental protection standards of 62 Ill. Adm. Code 1810 through 1828, and the disturbance is limited to that necessary to facilitate compliance.

d)         Woody materials shall not be buried in the backfilled area unless the Department determines that the proposed method for placing woody material within the backfill will not deteriorate the stable condition of the backfilled area.

(Source:  Added at 11 Ill. Reg. 8250, effective July 1, 1987)