Washington Administrative Code
Title 246 - Health, Department of
RADIATION
Chapter 246-240 - Radiation protection Medical use of radioactive material
GENERAL TECHNICAL REQUIREMENTS
Section 246-240-104 - Calibration of survey instruments
Universal Citation: WA Admin Code 246-240-104
Current through Register Vol. 24-24, December 15, 2024
(1) A licensee shall calibrate the survey instruments used to show compliance with this section and WAC 246-240-587 before first use, annually, and following a repair that affects the calibration. A licensee shall:
(a) Calibrate
all scales with readings up to 10 mSv (1000 mrem) per hour with a radiation
source;
(b) Calibrate two separated
readings on each scale or decade that will be used to show compliance;
and
(c) Conspicuously note on the
instrument the date of calibration.
(2) A licensee may not use survey instruments if the difference between the indicated exposure rate and the calculated exposure rate is more than 20 percent.
(3) A licensee shall retain a record of each survey instrument calibration in accordance with WAC 246-240-566.
Statutory Authority: RCW 70.98.050. 06-05-019, § 246-240-104, filed 2/6/06, effective 3/9/06.
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