ML19262C714

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Responds to IE Bulletin 79-02.No Seismic Piping Restraints Supported by Anchor Bolts in Concrete Block Walls.Insp/ Testing Program for Anchor Bolts Considered All Expansion Type Anchor Bolts W/O Regard for Support Structure
ML19262C714
Person / Time
Site: Maine Yankee
Issue date: 01/09/1980
From: Moody D
Maine Yankee
To: Grier B
NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION I)
References
IEB-79-02, IEB-79-2, NUDOCS 8002150484
Download: ML19262C714 (2)


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ENGINEERING OFFICE WEST 80RO, M ASSACHUSETTS 01581 617-366-9011 MO s.4.1.1 WMY 80-5 January 9,

1980 United States Nuclear Regulatory Commission Office of Inspection and Enforcement Region I 631 Park Avenue King of Prussia, PA 19406 Attention:

Mr. Boyce H. Crier Director Referencen-(a)

License No. DPR-36 (Docket No. 50-309)

(b) USNRC Letter to MYAPC dated March 8, 1979 I&E Bulletin 79-02 (c) USNRC Letter to MYAPC dated June 21, 1979 I&E Bulletin 79-02, Revision 1 (d) MYAPC Letter to USNRC dated July 5, 1979 (e) MYAPC Letter to USNRC dated October 11, 1979 (f) MYAPC Letter to USNRC dated November 14, 1979 (g)

USNRC Letter to MYAPC dated November 8, 1979 I&E Bulletin 79-02, Revision 2 (h) USNRC Letter to MYAPC dated November 21, 1979 Centlemen:

Subject:

Maine Yankee I&E Bulletin 79-02 The following statements are made in response to I&E Bulletin 79-02 Revision 2, Reference (g):

No seismic piping restraints at Maine Yankee are supported by echor a.

bolts in concrete block walls.

b.

Our inspection / testing program for anchor bolts considered all expansion type anchor bolts without regard for the configuration of support structure between building structure and pipe.

In addition, Reference (g) requested justification of our sampling program which was provided previously in Reference (f).

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United States Neclear Regulatory Commission January 9, 1980 Attention:

Mr. Boyce H. Grier, Director Page Two We trust this response fulfills your current requirements on this subject.

If, however, you desire additional information, please contact us at your convenience.

Sincerely, MAINE YANKEE ATOMIC POWER COMPANY D. E. Moody Manager of Operations MMA/nj

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