05000327/LER-1981-026, Forwards LER 81-026/01T-0

Forwards LER 81-026/01T-0

ML19343C797
Person / Time
Site:	Sequoyah
Issue date:	03/18/1981
From:	Green H TENNESSEE VALLEY AUTHORITY
To:	James O'Reilly NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II)
Shared Package
ML19343C798	List: 05000327/LER-1981-026, Forwards LER 81-026/01T-0 05000327/LER-1981-026-01, /01T-0:on 810310,analysis of Primary Containment Airlock Electrical Penetrations Revealed Probable Leak Paths Under Accident Conditions.Caused by Design Failure to Evaluate Sealing Matl.New Cables,Conduits & Seals Ordered
References
NUDOCS 8103250297
Download: ML19343C797 (1)

LER-1981-026, Forwards LER 81-026/01T-0

Event date:
Report date:
3271981026R00 - NRC Website

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l 1750 Chestnut Street Tower II March 18, 1981 Mr. James P. O'Reilly, Director U.S. Nuclear Regulatory Commission Office of Inspection and Enforcement Region II 101 Marietta Street, Suite 3100

' Atlanta, Georgia 30303

Dear Mr. O'Reilly:

TENNESSEE VALLEY AUTHORITY - SEQUOYAH NUCLEAR PLANT UNIT 1 - DOCKET NO. 50-327 - FACILITY OPERATING LICENSE DPR REPORTABLE OCCURRENCE REPORT SQRO-50-327/81026 The enclosed report provides details concerning the primary containment air lock electrical penetrations being sealed with unqualified materials that could fail in an accident atmosphere. This report is submitted in accordance with Sequoyah unit 1 Technical Specification 6.9.1.12.1.

Very truly yours, TENNESSEE VALLEY AUTHORITY H. J. Green

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