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U.S. Department of Labor Mine Safety and Health Administration Protecting Miners' Safety and Health Since 1978 |
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30 CFR § 58.620
Drill dust control.
Holes shall be collared and drilled wet, or other effective dust control
measures shall be used, when drilling non-water-soluble material. Effective
dust control measures shall be used when drilling water-soluble materials. [59 FR 8318, Feb. 18, 1994] |
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