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This website publishes administrative rules on their effective dates, as designated by the adopting state agencies, colleges, and universities.

Rule 3701:1-58-68 | Radiation surveys for remote afterloader units, teletherapy units, and gamma stereotactic radiosurgery units.


(A) In addition to the survey requirement in rule 3701:1-38-14 of the Administrative Code, a person subject to rules 3701:1-58-55 to 3701:1-58-71 of the Administrative Code shall make surveys to ensure that the maximum radiation levels and average radiation levels from the surface of the main source safe with the source(s) in the shielded position do not exceed the levels stated in the sealed source and device registry.

(B) The licensee shall make the survey required by paragraph (A) of this rule at installation of a new source and following repairs to the source(s) shielding, the source(s) driving unit, or other electronic or mechanical component that could expose the source, reduce the shielding around the source(s), or compromise the radiation safety of the unit or the source(s).

(C) A licensee shall retain a record of the radiation surveys required by paragraph (A) of this rule in accordance with rule 3701:1-58-99 of the Administrative Code.

Last updated November 18, 2022 at 8:38 AM

Supplemental Information

Authorized By: 3748.02, 3748.04
Amplifies: 3748.04
Five Year Review Date: 4/7/2027
Prior Effective Dates: 8/15/2005