Nebraska Administrative Code
Topic - HEALTH AND HUMAN SERVICES SYSTEM
Title 180 - CONTROL OF RADIATION
Chapter 8 - RADIATION SAFETY REQUIREMENTS FOR NON HEALING ARTS RADIATION GENERATING DEVICES
Section 180-8-008 - ADDITIONAL REQUIREMENTS FOR CLOSED-BEAM RADIATION GENERATING DEVICES

Universal Citation: 180 NE Admin Rules and Regs ch 8 ยง 008

Current through September 17, 2024

In addition to the requirements of section 003 through 007, the following requirements apply to all closed-beam radiation generating devices:

008.01 SYSTEM ENCLOSURE. The radiation source, sample or object, detector, and analyzing crystal, if used, must be enclosed in a chamber or coupled chambers that cannot be entered by any part of the body during normal operation.

008.02 RADIATION EMISSION LIMIT. The radiation emission for all closed beam radiation generating devices must not exceed a dose rate of 0.005 milliSievert ( 0.5 millirem) in one hour at five centimeters outside any accessible surface.

008.03 SECURITY SCREENING UNITS. Security screening units must be provided with means to ensure operator presence at the control area in a position which allows surveillance of the openings and doors during generation of x-radiation.

(A) During an exposure or preset succession of exposures of one-half second or greater duration, the means provided must enable the operator to terminate the exposure or preset succession of exposures at any time.

(B) During an exposure or preset succession of exposures of less than one-half second duration, the means provided may allow completion of the exposure in progress but must enable the operator to prevent additional exposures.

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