SECTION 252:410-13-2. Equipment requirements

(a)   Warnings. Each x-ray system must:

(1)   have a warning light labeled "X-RAY ON", or words having similar intent, located near any switch that turns on an x-ray tube and which lights up only when the tube is energized; and

(2)   be labeled with a sign or signs bearing the radiation symbol and the following words or words having similar intent:

(A)   "CAUTION - HIGH INTENSITY X-RAY BEAM" on the x-ray source housing if the source housing is visible and accessible without the use of tools; and

(B)   "CAUTION RADIATION - THIS EQUIPMENT PRODUCES RADIATION WHEN ENERGIZED" near any switch that energizes a x-ray tube.

(b)   X-ray tube housings.

(1)   Unused ports on x-ray tube housings must be secured in the closed position to prevent unintentional opening.

(2)   Each x-ray tube housing must be constructed so that when all shutters are closed the leakage radiation measured at a distance of 5 centimeters from the housing's surface is not capable of producing a dose in excess of 2.5 millirems in one hour at any specified tube rating.

(c)   Caution signs, labels and signals; control device testing. Caution signs, labels and signals and control device testing are subject to the requirements of Subchapter 20.3.

[Source: Added at 17 Ok Reg 1136, eff 6-1-00]