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CFR > Title 30 - Mineral Resources > CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR > SUBCHAPTER K—METAL AND NONMETAL MINE SAFETY AND HEALTH (parts 56 to 58) > PART 57—SAFETY AND HEALTH STANDARDS—UNDERGROUND METAL AND NONMETAL MINES > SUBPART B—Ground Control (§57.3000 to §57.3461) > 57.3460—Maintenance between machinery or equipment and ribs.
57.3460—Maintenance between machinery or equipment and ribs.
Persons shall not perform maintenance work between machinery or equipment and ribs unless the area has been tested and, when necessary, secured.