30 CFR § 56.15004 Eye protection.
All persons shall wear safety glasses, goggles, or face shields or other
suitable protective devices when in or around an area of a mine or plant
where a hazard exists which could cause injury to unprotected eyes.
U.S. Department of Labor | Mine Safety and Health Administration (MSHA) | 1100 Wilson Boulevard, 21st Floor | Arlington, VA 22209-3939 www.msha.gov | Telephone: (202) 693-9400 | Fax-on-demand: (202) 693-9401