6 Colo. Code Regs. § 1007-1-22-C § 22.18
Current through Register Vol. 47, No. 11, June 10, 2024
Section 22.18 - Security Zones22.18.1 Licensees shall ensure that all aggregated category 1 and category 2 quantities of radioactive material are used or stored within licensee-established security zones. Security zones may be permanent or temporary.22.18.2 Temporary security zones must be established as necessary to meet the licensee's transitory or intermittent business activities, such as periods of maintenance, source delivery, and source replacement.22.18.3 Security zones must, at a minimum, allow unescorted access only to approved individuals through: A. Isolation of category 1 and category 2 quantities of radioactive materials by the use of continuous physical barriers that allow access to the security zone only through established access control points. A physical barrier is a natural or man-made structure or formation sufficient for the isolation of the category 1 or category 2 quantities of radioactive material within a security zone; orB. Direct control of the security zone by approved individuals at all times; orC. A combination of continuous physical barriers and direct control.22.18.4 For category 1 quantities of radioactive material during periods of maintenance, source receipt, preparation for shipment, installation, or source removal or exchange, the licensee shall, at a minimum, provide sufficient individuals approved for unescorted access to maintain continuous surveillance of sources in temporary security zones and in any security zone in which physical barriers or intrusion detection systems have been disabled to allow such activities.22.18.5 Individuals not approved for unescorted access to category 1 or category 2 quantities of radioactive material must be escorted by an approved individual when in a security zone.6 CCR 1007-1-22-C § 22.18
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