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:
nd did not appear in NUREG-0718 as an item applicable to construction permit holders. 122. Integrated Impact # 593 Added a Review Procedure applicable to evolutionary BWRs addressing cumulative outage times, and reporting requirements for ECCS unavailability. This review procedure is consistent with the reviews and guidance documented in the ABWR FSER on this issue. 123. Integrated Impact # 603. Added a new review procedure to address the reviews necessary to verify proper design of the miniflow systems required to ensure ECCS pump protection. The guidance provided is consistent with the NRC staff positions as described in Generic Letter 89-04 and NRC Bulletins 79-24, 80-18, 86-03, and 88-04. 124. Integrated Impact # 606 Added a Review Procedure to address the NRC staff guidance concerning ECCS capability to provide reactor coolant system inventory additions during reduced inventory operations. This Review Procedure is consistent with the guidance contained in Generic Letter 88-17 which details a set of actions to be implemented by licensees prior to reduced inventory operations. 125. Integrated Impact # 601. A new review procedure was added to address the NRC positions and guidance contained in NRC Bulletin 88-08. The reviewer should verify, consistent with the guidance of NRC Bulletin 88-08, that the ECCS system will be designed in a manner that prevents the possibility of thermal stratification and oscillations. 126. SRP-UDP Guidance, Implementation Added standard paragraph to address application of of 10 CFR 52 Review Procedures in design certification reviews. 127. SRP-UDP Format Item, Editorial. Replaced the "his" with "that the" to make this sentence gender neutral. 128. SRP-UDP Format Item, Update PRB Changed PRB name to reflect latest responsibility names. assignments for SRP Section 15.6.5. 129. Integrated Impact # 596 Added 10 CFR 50.34(f)(1)(vii) to the list of Acceptance Criteria in the Evaluation Findings to address TMI Action Plan Item II.K.3.18. 130.