Document: NUREG-0800
Document ID: ea7ce8f5-32bf-4d8c-a653-e964bff0ef48
Document Type: srp
Title: EMERGENCY CORE COOLING SYSTEM
Source: NUREG-0800
Source URL: https://www.nrc.gov/docs/ML0520/ML052070448.pdf
Revision Date: 2023-06
Chapter: 6
Section ID: 6.3
CFR Part: 
CFR Title: 

Content:
roductory sentence covering the review 595, 596, 597, and 1086 of the ADS systems to allow for incorporation of the additional reviews necessary to verify compliance with the prescriptive requirements of the revised Acceptance Criteria. Substituted the acronym ADS for the complete system name as this acronym was defined previously in the section. 92. SRP-UDP Formatting Change, Step 10 has been revised to list reviews applicable to Editorial the BWR ADS. The original discussion on consideration of single failure has been expanded consistent with the existing Acceptance Criteria of GDC 17 and 35. 93. Integrated Impact # 596 Added a Review Procedure to address the acceptance criteria contained in NUREG-0737 item II.K.3.18 and under 10 CFR 50.34(f)(1)(vii) regarding elimination of the need for manual actuation of the ADS to assure adequate core cooling. 94. Integrated Impact # 597 Added a Review Procedure to address the acceptance criteria contained in NUREG-0737 item II.K.3.28 and under 10 CFR 50.34(f)(1)(x) regarding the capability of the ADS system to perform its functions under accident situations while taking no credit for non-safety-related equipment and accounting for normal air (or nitrogen) leakage through the valves. A review discussion on the interface with SRP Section 9.3.1 was also added to cover review of the supporting pneumatic supply system for ADS. 95. Integrated Impact # 1086 Added a Review Procedure to address the acceptance criteria contained in NUREG-0737 item II.K.3.45 and under 10 CFR 50.34(f)(1)(xi) regarding evaluation of depressurization modes, other than full actuation of the ADS, that would reduce the possibility of exceeding vessel integrity limits during rapid cooldown. 96. SRP-UDP Format Item, Editorial. For consistency in style among the Review Procedures this sentence was revised to read like a design review rather than a verification of modifications to correct an existing design. The overall intent of the Review Procedure has not been