StacksVerified U.S. regulatory reference

10 CFR §34.46

Verified against eCFR.gov as of June 20, 2026View official text on eCFR.gov ↗
Whenever a radiographer's assistant uses radiographic exposure devices, associated equipment or sealed sources or conducts radiation surveys required by § 34.49(b) 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 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.