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Electronic Code of Federal Regulations

e-CFR Data is current as of October 30, 2014

Title 30Chapter ISubchapter KPart 57Subpart B → §57.3400


Title 30: Mineral Resources
PART 57—SAFETY AND HEALTH STANDARDS—UNDERGROUND METAL AND NONMETAL MINES
Subpart B—Ground Control


§57.3400   Secondary breakage.

Prior to secondary breakage operations, the material to be broken, other than hanging material, shall be positioned or blocked to prevent movement which would endanger persons in the work area. Secondary breakage shall be performed from a location which would not expose persons to danger.



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