Air in all active areas shall contain at least 19.5% volume oxygen as measured by an acceptable oxygen analyzer.
4 Va. Admin. Code § 25-40-3160
Statutory Authority
§§ 45.1-161.3, 45.1-161.294 and 45.1-161.305 of the Code of Virginia.
Air in all active areas shall contain at least 19.5% volume oxygen as measured by an acceptable oxygen analyzer.
4 Va. Admin. Code § 25-40-3160
Statutory Authority
§§ 45.1-161.3, 45.1-161.294 and 45.1-161.305 of the Code of Virginia.