Minnesota Administrative Rules
Agency 144 - Health Department
Chapter 4731 - RADIATION SAFETY
IRRADIATORS
Part 4731.6260 - RECORDS AND RETENTION PERIODS

A. a copy of the license, license conditions, documents incorporated into a license by reference, and amendments thereto, until superseded by new documents or until the commissioner terminates the license for documents not superseded;

B. records of each individual's training, tests, and safety reviews provided to comply with part 4731.6160, subparts 1, 2, 3, 5, and 6, for three years after the individual terminates work;

C. records of the annual evaluations of the safety performance of irradiator operators required under part 4731.6160, subpart 4, for three years after the evaluation;

D. a copy of the current operating and emergency procedures required under part 4731.6170, until superseded or the commissioner terminates the license;

E. records of the radiation safety officer's review and approval of changes in procedures as required under part 4731.6170, subpart 3, item C, for three years from the date of the change;

F. evaluations of personnel dosimeters required under part 4731.6180, until the commissioner terminates the license;

G. records of radiation surveys required under part 4731.6190, for three years from the date of the survey;

H. records of radiation survey meter calibrations required under part 4731.6190 and pool water conductivity meter calibrations required under part 4731.6220, item B, for three years from the date of calibration;

I. records of the results of leak tests required under part 4731.6200, subpart 1, and the results of contamination checks required under part 4731.6200, subpart 2, for three years from the date of each test;

J. records of inspection and maintenance checks required under part 4731.6210, for three years;

K. records of major malfunctions, significant defects, operating difficulties or irregularities, and major operating problems that involve required radiation safety equipment, for three years after repairs are completed;

L. records of the receipt, transfer, and disposal of all licensed sealed sources as required under parts 4731.3105 and 4731.3115;

M. records on the design checks required under part 4731.6140 and the construction control checks as required under part 4731.6150, until the license is terminated. The records must be signed and dated. The title or qualification of the person signing must be included; and

N. records relating to decommissioning of the irradiator as required under part 4731.3080, subpart 7.