ML19275A552

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Responds to IE Bulletin 79-02, Pipe Support Base Plate Designs Using Concrete Expansion Anchor Bolts. Total of 10 Supports W/Safety Factors Less than Two Were Identified as Corrected
ML19275A552
Person / Time
Site: Arkansas Nuclear  Entergy icon.png
Issue date: 09/05/1979
From: Trimble D
ARKANSAS POWER & LIGHT CO.
To: Seyfrit K
NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION IV)
References
NUDOCS 7910040634
Download: ML19275A552 (1)


Text

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[^ NSIC ARKANSAS POWER & LIGHT COMPANY-POST OFFICE BOX 551 LITTLE ROCK, ARKANSAS 72203 (501) 371-4000 September 5, 1979 1-099-1 2-099-2 Mr. K. V. Seyfrit , Director Office of Inspection & Enforcement U. S. Nuclear Regulatory Commission Region IV 611 Ryan Plaza Drive, Suite 1000 Arlington, Texas 76011

Subject:

Arkansas Nuclear One-Units 1 & 2 Docket Noc. 50-313 6 %0-368 License Nos. DPR-51 e :TF-6 IE Bulletin No. 79-02 (File: 1510.1, 2-1510.1)

The following is provided in order to keep you informed as to our progress in satisfying the requirements of IE Bulletin 79-02 and in meeting the date which we committed to in our August 15, 1979, letter number 2-089-9.

We have completed our CEB load analysis assuming flexible base plates for ANO -2. A total of ten supports having safety factors of less than two were luentified. These have been corrected to within bulletin specifications. A total of 71 supports have been identified with safety factors greater than two but less than the safer - Octors required by IE Bulletin 79-02. These will be processed as indicated in our July 6, 1979, letter number 2-079-1.

Very truly yours,

.bava e. oSJA David C. Trimble Manager, Licensing DCT:sh cc: Mr. Norman C. Moseley Mr. Bill Johnson Jirector, Division of Reactor ti.S. Nuclear Regulatory Comm.

Operations Inspection Post Office Box 2090 Nuclear Regulatory Commission Russellville, Arkansas 72801 4350 East West Highv.y Bethesda, Maryland 20555 1101 195

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