ML19241A726

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Telephone Rept Re Potential Deficiency:Following Design Basis Accident,Detected Negative Movement of Containment Not Considered in Pipe Stress Analysis.No Cause Indicated
ML19241A726
Person / Time
Site: Sequoyah  Tennessee Valley Authority icon.png
Issue date: 06/08/1979
From:
NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II)
To:
References
NUDOCS 7907090332
Download: ML19241A726 (1)


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FACC.ITY:

  • Sequoyah 1, 2, DOCKIT f;50-327' 328 L

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CDR _ POTENTIAL 50.55(e) ITEM - NEGA*'IVE MOVEMENT OF CONTAINMENT (INERTIA)

NOT CONSIDERED IN ANALYSIS Li PIPE STRESSES FOLLOWIE A ut.on,a a5Z ACCIDENT '

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s M.M. ION OP N' m tr N g-The licensee previously reported that containment movement N

was not properly consider in the calculation of pipe atresses following

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a design basis accident f'or Sequoyah (Daily Report 5/14/79).

This may L*;'

impact on the scheduled' fuel loading date for Sequoyah 1.

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j problem of less magnitude has been identified for %'atts Bar.

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