Alaska Administrative Code
Title 7 - Health and Social Services
Part 2 - Public Health
Chapter 18 - Radiation Sources and Radiation Protection
Article 3 - Ionizing Radiation Protection Requirements
7 AAC 18.290 - Posting, labeling, and caution signs

(a) Except as otherwise authorized by the department, the symbol prescribed by this section must consist of the conventional ionizing radiation caution colors magenta or purple on a yellow or white background. The symbol prescribed by this section is the conventional three bladed design as follows:

RADIATION SYMBOL

bladed areas must be magenta or purple;

(b) In addition to the contents of signs and labels prescribed in this section, a registrant may provide on or near the signs and labels any additional information that may be appropriate in aiding an individual to minimize exposure to ionizing radiation.

(c) Each ionizing radiation area must be conspicuously posted with a sign or signs bearing the ionizing radiation caution symbol and either of the following words:

(d) Each high ionizing radiation area must be conspicuously posted with a sign or signs bearing the ionizing radiation caution symbol and either of the following words:

(e) Each high ionizing radiation area must be equipped with a control device that will either cause the level of ionizing radiation to be reduced below that at which an individual may receive a dose of one millisievert in one hour upon entry into the area or will energize a conspicuous visible or audible alarm signal in a manner that the individual entering and the registrant, or supervisor of the area, are made aware of the entry. A control device is not required for a high ionizing radiation area established for a period of 30 days or less.

(f) Each very high radiation area, in which a lethal dose of radiation may be received in less than one hour, must be equipped with a control device that will either cause the level of ionizing radiation to be reduced below that at which an individual may receive a dose of five gray in one hour upon entry into the area or will energize a conspicuous visible or audible alarm signal in a manner that the individual entering and the registrant, or supervisor of the area, are made aware of the entry. The very high radiation area must be posted with a sign that states the following:

GRAVE DANGER

EXTREME RADIATION AREA

(g) Repealed 7/1/2015.

(h) Repealed 7/1/2015.

(i) Repealed 7/1/2015.

(j) Repealed 7/1/2015.

(k) Repealed 7/1/2015.

(l) Repealed 7/1/2015.

(m) Repealed 7/1/2015.

(n) Repealed 7/1/2015.

(o) An ionizing radiation machine must be labeled in a manner that cautions an individual that ionizing radiation is produced when the machine is operated.