Radiographic units may only be operated by personnel on the Machine Use Authorization. All authorized personnel must receive instruction in and demostrate an understanding of the operation of the machine before starting unsupervised work.
Radiation dosimetry is required for all personnel working with radiographic units.
The operator must not stand in the useful beam. If the film must be held, it must be held by individuals not occupationally exposed to radiation. Hand-held fluoroscopic screens must not be used. The tube housing must not be held by the operator. No individual must be regularly employed to hold or support animals during exposures.