Persons shall not be exposed to air containing concentrations of radon gas exceeding 1.0 working level in active areas.
4 Va. Admin. Code § 25-40-3310
Statutory Authority
§§ 45.1-161.3, 45.1-161.294 and 45.1-161.305 of the Code of Virginia.
Persons shall not be exposed to air containing concentrations of radon gas exceeding 1.0 working level in active areas.
4 Va. Admin. Code § 25-40-3310
Statutory Authority
§§ 45.1-161.3, 45.1-161.294 and 45.1-161.305 of the Code of Virginia.