ML19256E392

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Supplements Response to IE Bulletin 79-02,Revision 1, Pipe Support Base Plate Designs Using Concrete Expansion Anchor Bolts. Lists Sys w/drilled-in Anchor Bolt Supports
ML19256E392
Person / Time
Site: Maine Yankee
Issue date: 10/11/1979
From: Groce R
Maine Yankee
To: Grier B
NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION I)
References
WMY-79-109, NUDOCS 7911050127
Download: ML19256E392 (1)


Text

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B.4.2.1 WMY 79-109 October 11, 1979 United States Nuclear Regulatory Commission Office of Inspection and Enforcement Region I 631 Park Avenue King of Prussia, PA 19406 Attention:

Mr. Boyce H. Grier, Director

References:

(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

Dear Sir:

Subject:

Supplementary Response to I&E Bulletin 79-02 Revision 1 During recent telephone convr.rsations a member of your staff requested that we identify those systems from which w2 randomly selected samples of drilled-in anchor bolts. The following systems contain drilled-in anchor bolt supports:

Reactor Coolant System High Pressure Safety Injection Chemical Volume & Control Residual Heat Removal Seal Water System Secondary Component Cooling Primary Component Cooling Containment Spray We trust that you will find this information sat.isfactory; however, if you should require additional information, please contact us.

Very truly yours, MAINE YANKEE ATOMIC POWER COMPANY wT h he+

Robert H. Groce Licensing Engineer 3 ) r-,

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