OAR 333-105-0550: Radiation Safety Requirements: Supervision of Radiographer's Assistants

The radiographer's assistant must be under the direct visual supervision of a radiographer when using radiographic exposure devices, associated equipment or sources of radiation, or when conducting radiation surveys required by 333-105-0570(2) to determine that the sealed source has returned to the shielded position or the radiation machine is off after an exposure. The personal supervision must include: (1) The radiographer's physical presence at the site where the sources of radiation are being used; (2) The availability of the radiographer to give immediate assistance if required; and (3) The radiographer's direct observation of the assistant's performance of the operations referred to in this section.