Ariz. Admin. Code § 9-7-449

Current through Register Vol. 30, No. 50, December 13, 2024

Section R9-7-449 - Survey Instruments and Pocket Dosimeters

A. Each licensee or registrant shall ensure that survey instruments used to show compliance with this Article have been calibrated before first use, annually, and following repair, unless otherwise specified in this Chapter.

B. To satisfy the requirements of subsection (A), the licensee or registrant shall:

1. For each scale to be calibrated, calibrate two readings separated by at least 50 percent of scale rating; and

2. Conspicuously note on the instrument the apparent radiation level, in appropriate units for the type of survey instrument being used and the date of calibration.

C. Each licensee or registrant shall check each survey instrument for proper operation with the dedicated check source after calibration and before each use.

D. The licensee or registrant shall retain a record of each calibration required in subsection (A) for three years. The record shall include:

1. A description of the calibration procedure; and

2. A description of the source used, the certified dose rates from the source, the rates indicated by the instrument being calibrated, the correction factors deduced from the calibration data, the signature of the individual who performed the calibration, and the date of calibration.

E. To meet the requirements of subsections (A), (B), and (C), the licensee or registrant may obtain the services of persons licensed or registered by the Department, the NRC, an Agreement State, or a Licensing State to perform calibrations of survey instruments. Licensing records of the service person authorization shall be maintained for three years by the licensee or registrant obtaining the service.

F. Each licensee or registrant shall ensure that pocket dosimeters used to show compliance with this Article:

1. Have been evaluated for proper operation annually and following repair, using a procedure acceptable to the Department, unless a more frequent evaluation is required by license condition (Unless the dosimeter is electronic, the evaluation of the dosimeter shall include a drift test over a 24-hour period.); and

2. Meet the performance criteria listed in R9-7-523(C) and R9-7-1130(C).

G. Records of personnel dosimeter operational checks shall be maintained for three years.

Ariz. Admin. Code § R9-7-449

New Section R9-7-449 recodified from R12-1-449, at 24 A.A.R. 813, effective March 22, 2018 (Supp. 18-1).