Document: 10 CFR Part 73
Document ID: 204733df-580e-4d3a-8c6c-ce7912360a31
Document Type: cfr
Title: Requirements for physical protection of licensed activities in nuclear power reactors against radiological sabotage.
Source: 10 CFR Part 73
Source URL: https://www.ecfr.gov/current/title-10/part-73/section-73.55
Revision Date: 
Chapter: 
Section ID: 73.55
CFR Part: 73
CFR Title: 10

Content:
by locking devices that allow prompt egress during an emergency and satisfy the requirements of this section for access control into the protected area. ( iv ) Where building walls or roofs comprise a portion of the protected area perimeter barrier, an isolation zone is not necessary provided that the detection and, assessment requirements of this section are met, appropriate barriers are installed, and the area is described in the security plans. ( v ) All exterior areas within the protected area, except for areas that must be excluded for safety reasons, must be periodically checked to detect and deter unauthorized personnel, vehicles, and materials. ( 9 ) Vital areas. ( i ) Vital equipment must be located only within vital areas, which must be located within a protected area so that access to vital equipment requires passage through at least two physical barriers, except as otherwise approved by the Commission and identified in the security plans. ( ii ) The licensee shall protect all vital area access portals and vital area emergency exits with intrusion detection equipment and locking devices that allow rapid egress during an emergency and satisfy the vital area entry control requirements of this section. ( iii ) Unoccupied vital areas must be locked and alarmed. ( iv ) More than one vital area may be located within a single protected area. ( v ) At a minimum, the following shall be considered vital areas: ( A ) The reactor control room; ( B ) The spent fuel pool; ( C ) The central alarm station; and ( D ) The secondary alarm station in accordance with § 73.55(i)(4)(iii) . ( vi ) At a minimum, the following shall be located within a vital area: ( A ) The secondary power supply systems for alarm annunciation equipment; and ( B ) The secondary power supply systems for non-portable communications equipment. ( 10 ) Vehicle control measures. Consistent with the physical protection program design requirements of § 73.55(b) , and in accordance with the site-specific