Whenever a radiographer's assistant uses radiographic exposure devices, associated equipment, sealed sources, radiation machines, or conducts radiation surveys required by Subsection B of 20.3.5.17 NMAC to determine that the sealed source has returned to the shielded position after an exposure, the assistant shall be under the personal supervision of a radiographer. The personal supervision must include:

1. A. The radiographer's physical presence at the site where the sealed sources or radiation machines are being used;
2. B. The availability of the radiographer to give immediate assistance if required; and
3. C. The radiographer's direct observation of the assistant's performance of the operations referred to in this section.

[20.3.5.14 NMAC - Rp, 20 NMAC 3.1.5.518, 5/19/2002]