R 325.5450 Equipment control and operations.

Rule 450. (1) A building housing a fixed particle accelerator shall not be left unattended without locking the building or portions thereof in some manner that will prevent unauthorized entry into the control room or target room, or any access to areas that may contain induced radioactivity resulting from accelerator operation. (2) A mobile or portable particle accelerator shall not be left unattended without locking the room or building in which it is housed in some manner that will prevent its removal by unauthorized persons. (3) Access to or possession of keys or combinations used to comply with the requirements of this rule shall be limited to specific authorized persons approved by the radiation protection supervisor.