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Virginia Administrative Code
Title 12. Health
Agency 5. Department of Health
Chapter 481. Virginia Radiation Protection Regulations
12/30/2024

12VAC5-481-2240. Ventilation systems.

A. Ventilation systems shall be provided to ensure that personnel entering any area where airborne radioactivity may be produced will not be exposed to airborne radioactive material in excess of those limits specified in Appendix B to 10 CFR Part 20.

B. A registrant, as required in Appendix B to 10 CFR Part 20 shall not vent, release, or otherwise discharge airborne radioactive material to an unrestricted area which exceeds the limits specified in Appendix B to 10 CFR Part 20, except as authorized pursuant to 12VAC5-481-730. For purposes of this subsection concentrations may be averaged over a period not greater than one year. Every effort should be made to maintain releases of radioactive material to unrestricted areas as far below these limits as is reasonably achievable.

Statutory Authority

§ 32.1-229 of the Code of Virginia.

Historical Notes

Derived from Virginia Register Volume 22, Issue 25, eff. September 20, 2006; amended, Virginia Register Volume 24, Issue 18, eff. June 12, 2008; Volume 32, Issue 24, eff. August 25, 2016.

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