Document: NUREG-0800
Document ID: cd885ef8-3fc9-440d-8a1a-d281ad7da65c
Document Type: srp
Title: A-12
Source: NUREG-0800
Source URL: https://www.nrc.gov/docs/ML1009/ML100970568.pdf
Revision Date: 2023-06
Chapter: 14
Section ID: 14.3.12
CFR Part: 
CFR Title: 

Content:
Revision 1 – May 2010 PS-ITAAC #11 Alarm Station Requirements: 10 CFR 73.55(i)(2). “Intrusion detection equipment must annunciate and video assessment equipment shall display concurrently, in at least two continuously staffed onsite alarm stations….” 10 CFR 73.55(i)(4)(i). “Both alarm stations required by paragraph (i)(2) of this section must be designed and equipped to ensure that a single act, in accordance with the design basis threat of radiological sabotage defined in § 73.1(a)(1), cannot disable both alarm stations. The licensee shall ensure the survivability of at least one alarm station to maintain the ability to perform the following functions: (A) Detect and assess alarms; (B) Initiate and coordinate an adequate response to an alarm; (C) Summon offsite assistance; and (D) Provide command and control.” 10 CFR 73.55(i)(4)(ii)(A) and (F) . “Licensees shall: (A) Locate the central alarm station inside a protected area. The interior of the central alarm station must not be visible from the perimeter of the protected area…(F) Ensure that an alarm station operator cannot change the status of a detection point or deactivate a locking or access control device at a protected or vital area portal, without the knowledge and concurrence of the alarm station operator in the other alarm station.” 10 CFR 73.55(i)(4)(iii). “Applicants for an operating license under the provisions of part 50 of this chapter, or holders of a combined license under the provisions of part 52 of this chapter, shall construct, locate, protect, and equip both the central and secondary alarm stations to the standards for the central alarm station contained in this section. Both alarm stations shall be equal and redundant, such that all functions needed to satisfy the requirements of this section can be performed in both alarm stations.” Design Commitment Inspections, Tests, Analysis Acceptance Criteria 11(a). Intrusion detection equipment and video assessment equipment will