When a radiographer's assistant uses radiographic exposure devices, associated equipment, or sealed sources or conducts radiation surveys required under part 4731.4180, subpart 1, item B, to determine that the sealed source has returned to the shielded position after an exposure, the assistant must be under the personal supervision of a radiographer. The personal supervision must include:
the radiographer's direct observation of the assistant's performance of the operations referred to in this part.
29 SR 755
March 12, 2009
Official Publication of the State of Minnesota
Revisor of Statutes