ML20136F707

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Forwards 850227 Interim Deficiency Rept Re Crosby Main Steam Valve Ring Settings.Review & Judgement as to Whether Problem of Inadequate Valve Capacity Could Be Generic Requested
ML20136F707
Person / Time
Site: Seabrook  NextEra Energy icon.png
Issue date: 02/05/1985
From: Baer R
NRC OFFICE OF INSPECTION & ENFORCEMENT (IE)
To: Cherny F
Office of Nuclear Reactor Regulation
Shared Package
ML20136F709 List:
References
RTR-NUREG-0933, RTR-NUREG-933 1049, NUDOCS 8502140267
Download: ML20136F707 (1)


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. UNITED STATES

. NUCLEAR REGULATORY COMMISSION i

WASHINGTON, D. C. 20086

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N FEB 5 pgg5 J

Q CP MEMORANDUM FOR:

Frank C. Cherny, Section Chief-i.

Mechanical Engineering Branch i

Division of Engineering i

Office of Nuclear Reactor Regulation FROM:

Robert L. Baer, Chief 1-Engineering and Generic 1

Communications Branch Division of Emergency Preparedness and Engineering Response l

j Office of Inspection and Enforcement

SUBJECT:

50.55(e) REPORT ON CROSBY MAIN STEAM VALVE RING SETTINGS As' we' discussed on the telephone last week. I am enclosing the subject 50.55(e) report from Public Service of New Hampshire.

i The problem of inadequate capacity of the main steam safety valves seems similar to the previously reviewed problem of the RCS safety valves.

I would j

appreciate your review of this issue, along with your judgment as to whether it could be generic'to other plants.

Depending on your conclusions, an infor-

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mation notice, or possibly a bulletin, or generic letter may be appropriate.

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Robert L. Baer, Chief Engineering and Generic Connunications Branch 4

Division of Emergency Preparedness and Engineering Response. IE

Enclosure:

As stated cc:.J. M. Taylor, IE R. H. Vollmer, IE E.- L. Jordan, IE

5. A. Schwartz, IE

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