05000327/LER-1980-046, Forwards LER 80-046/01T-0

Forwards LER 80-046/01T-0

ML19323F177
Person / Time
Site:	Sequoyah
Issue date:	05/22/1980
From:	Calhoun J TENNESSEE VALLEY AUTHORITY
To:	James O'Reilly NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II)
Shared Package
ML19323F178	List: 05000327/LER-1980-046, Forwards LER 80-046/01T-0 05000327/LER-1980-046-01, /01T-0:on 800509,environ Temp Effect on Main Steam Safety Valve Setpoints Not Considered in Design Analysis. Caused by Failure to Consider Environ Temp Variation.Design Evaluation Will Determine Corrective Actions Required
References
NUDOCS 8005280618
Download: ML19323F177 (1)

LER-1980-046, Forwards LER 80-046/01T-0

Event date:
Report date:
3271980046R00 - NRC Website

text

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e TENNESSEE VALLEY AUTHORITY CH ATTANCOGA. TENNESSEE 37401 1750 Chestnut Street Tower II May 22, 1980 Mr. James F. O'Bailly, Director U.S. Nuclear Regulatory e-4==1oa Office of Inspection and Enforcement Region II 101 Marietta Street, Suite 3100 Arimata, Georgia 30303

Dear Mr. O'Emilly:

TENNESSEE VALLET AUTHORITY - SEQUOYAE NUCLEAR FLAlf! UNIT 1 - DOCKET l

NO. 50-327 - FACILITT OPERATDIG LICEMSE DFR REPORTABLE OCCURRENCE REPORT SQ30-50-327/8046 The enclosed report provides details concerning the nonconfommance of the environmental design analysis of the asia steen valve rooms.

This report is suhaitted in accordance with Sequoyah unit 1 Tech =4em1 Specificatism 6.9.1.12.1.

Very truly yours, TEMNESSEE VALLET AUTHORITY J. R. calhaus Direster of Nuclear Power Enclosure (3) cc (Emelamura):

Director (3)

Office of Manag===ne Informatica and Program Control U.S. Nuclear Regulatory P - 4=sion u==hincten, DC 20555 Director (40)

Office of Inspection and Inforcement U.S. Nuclear Esgulatory Commissica

/

Washinatos. DC 20555

/

Hr. stil Lavallee THIS DOCUMLNT CONTAINS u.alear Safety Analysis center P00RQUAl.liYPAGES Palo Alto, callfornia 94303 Mr. W. T. Cottle, MRC Inspector, Sequoyah

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l 80052806/8 l

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