30 C.F.R. § 56.3130 Wall, bank, and slope stability.
Title 30 - Mineral Resources
Mining methods shall be used that will maintain wall, bank, and slope stability in places where persons work or travel in performing their assigned tasks. When benching is necessary, the width and height shall be based on the type of equipment used for cleaning of benches or for scaling of walls, banks, and slopes.
Title 30: Mineral Resources
PART 56—SAFETY AND HEALTH STANDARDS—SURFACE METAL AND NONMETAL MINES
Subpart B—Ground Control
Mining Methods
§ 56.3130 Wall, bank, and slope stability.

