Document: NUREG-0800
Document ID: 3ab8ae04-e11b-4993-a907-f644301c5af2
Document Type: srp
Title: MAIN STEAM SUPPLY SYSTEM
Source: NUREG-0800
Source URL: https://www.nrc.gov/docs/ML0520/ML052070577.pdf
Revision Date: 2023-06
Chapter: 10
Section ID: 10.3
CFR Part: 
CFR Title: 

Content:
plication of of 10 CFR 52 Review Procedures in design certification reviews. 72. Editorial Changed "his" to "the" for clarity and consistency with other sections. 73. Editorial Changed "connecting" to "connected" for clarification. All other sections refer to MSSS branch lines as connected piping. 74. Integrated Impact 561 Added two references to 10 CFR 50.63 in the 2nd paragraph of the Evaluation Findings subsection. 75. Editorial Changed "portion" to "portions" to clarify the sentence and add consistency. 76. Editorial Added a comma between the first and second parts of the sentence for clarification. 77. Editorial Placed a comma between the GDC number and title for clarity and consistency. 78. Editorial, Reference verification PI Corrected the title of GDC 4 to reflect the current title. 21777 79. Editorial Placed a comma at the end of the GDC title for clarity and consistency. 80. Editorial Moved "and" to the last phrase of the sentence for clarification and to correct the grammar. 81. Editorial, Reference verification A dash was added to show the proper title of Reg Guide 1.115. SRP Draft Section 10.3 Attachment A - Proposed Changes in Order of Occurrence Item Source Description 10.3-25 DRAFT Rev. 4 - April 1996 82. Editorial Deleted the word "capabilities" to clarify the sentence and eliminate redundant use of this word. Also, deleted the word "should" since this subsection states what the evaluation has found, not what the licensee should do. 83. Editorial For consistency with other SRP Sections, "steam hammer" was changed to "water (steam) hammer". As noted in NUREG 0933, SRP 10.3 was revised to add reference to steam hammer to resolve USI A-1 "Water Hammer". NUREG 0933 cites NUREG 0927 as the document which resolved the water hammer issue. NUREG 0927 refers to events in the MSSS as "steam (water) hammer". Besides Section 10.3, four other SRP Sections refer to these events as "water (steam) hammer" (sections 3.9.3, 5.4.6, 5.4.7, and 6.3). 84. Editorial