When ventilation is not restored in a reasonable time, all persons shall be removed from the affected areas; after ventilation has been restored, the areas affected shall be examined by a certified foreman for gas and other hazards and made safe before power is restored and before persons, other than the examiners and other authorized persons, return to the areas affected.
4 Va. Admin. Code § 25-40-5180
Statutory Authority
§§ 45.1-161.3, 45.1-161.294 and 45.1-161.305 of the Code of Virginia.