Current through Register Vol. 47, No. 11, June 10, 2024
Section 6 CCR 1007-1-19.20 - Personnel monitoring19.20.1 Irradiator operators shall wear a personnel dosimeter while operating a panoramic irradiator or while in the area around the pool of an underwater irradiator. 19.20.1.1 The personnel dosimeter must be capable of detecting high energy photons in the normal and accident dose ranges.19.20.1.2 Each personnel dosimeter must be assigned to and worn by only one individual.19.20.1.3 Film badges must be replaced at least monthly and all other personnel dosimeters that require replacement must be replaced at least quarterly.19.20.1.4 All personnel dosimeters must be evaluated at least quarterly or promptly after replacement, whichever is more frequent.19.20.2 Other individuals who enter the radiation room of a panoramic irradiator shall wear a dosimeter, which may be a pocket dosimeter. 19.20.2.1 For groups of visitors, only two people who enter the radiation room are required to wear dosimeters.19.20.2.2 If pocket dosimeters are used to meet the requirements of this paragraph, a check of their response to radiation must be done at least annually.19.20.2.3 Acceptable dosimeters must read within ±20 percent of the true radiation dose.Colorado Register, Vol 37, No. 14. July 25, 2014, effective 8/14/201438 CR 02, January 25, 2015, effective 2/14/201538 CR 05, March 10, 2015, effective 3/30/201538 CR 12, June 25, 2015, effective 7/15/201538 CR 14, July 25, 2015, effective 8/14/201539 CR 02, January 25, 2016, effective 2/14/201639 CR 16, August 25, 2016, effective 9/14/201639 CR 22, November 25, 2016, effective 12/15/201640 CR 11, June 10, 2017, effective 6/30/201740 CR 20, October 25, 2017, effective 11/14/201742 CR 24, December 25, 2019, effective 1/14/202043 CR 14, July 25, 2020, effective 8/14/202043 CR 18, September 25, 2020, effective 10/15/202044 CR 11, June 10, 2021, effective 7/15/202144 CR 14, July 25, 2021, effective 8/14/202145 CR 22, November 25, 2022, effective 12/15/2022