Document: NUREG-0800
Document ID: 45edd5cb-5936-48de-9527-039982576fa8
Document Type: srp
Title: FLOOD PROTECTION
Source: NUREG-0800
Source URL: https://www.nrc.gov/docs/ML0523/ML052340628.pdf
Revision Date: 2023-06
Chapter: 3
Section ID: 3.4.1
CFR Part: 
CFR Title: 

Content:
ie, surge, PMP) and C.2 regarding alternatives to hardened pro- tection of SSC important to safety. (b) Meeting Regulatory Guide 1.102 positions C.1 regarding the type of flood protection provided and C.2 regarding provision of guidance in establishing shutdown technical specifications and emergency operating procedures related to flooding. (c) The method used by the applicant for protection of SSC important to safety from flooding from external and internal causes has been reviewed by the staff and found acceptable; and (d) Protecting essential SSC from external and internal flooding by locating the systems and components in individual flood-proof enclosures, providing exterior barriers (levees, seawalls, floodwalls, revetments or breakwaters), or design of individual systems to maintain their safety function if they are flooded. V. IMPLEMENTATION The following is intended to provide guidance to applicants and licensees regarding the staff's plans for using this SRP section. Except in those cases in which the applicant proposes an acceptable alternative method for complying with specified portions of the Commission's'regulations, the method described herein will be used by the staff in its evaluation of conformance with Commission regulations. Implementation schedules for conformance to parts of the method discussed herein are contained in the referenced regulatory guides. VI. REFERENCES 1. 10 CFR Part 50, Appendix A, General Design Criterion 2, "Design Bases for Protection Against Natural Phenomena." 3.4.1-4 Rev. 2 - July 1981 2. 10 CFR Part 100, Appendix A, "Seismic and Geologic Siting Criteria for Nuclear Power Plants." 3. Regulatory Guide 1.59, "Design Basis Floods for Nuclear Power Plants." 4. Regulatory Guide 1.102, "Flood Protection for Nuclear Power Plants." 3.4.1-5 Rev. 2 - July 1981