ML19294B857

Interim Deficiency Rept Re Surface Indication on Reactor Pressure Vessel.Ge Will Investigate Indications.Next Rept Will Be Submitted by 800211

ML19294B857
Person / Time
Site:	Hope Creek
Issue date:	01/21/1980
From:	Martin T Public Service Enterprise Group
To:
Shared Package
ML19294B855	List: ML19294B857
References
NUDOCS 8003060207
Download: ML19294B857 (2)

Text

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Thomas J. Martin Public Service Electric and Gas Company 80 Park Place Newark, N.J. 07101 201/430-8316 Vice President Engineenng and Construction January 21, 1980 Mr. Boyce H. Grier, Director U. S. Nuclear Regulatory Commission Office of Inspection and Enforcement Region 1 631 Park Avenue King of Prussia, Pennsylvania 19406

Dear Mr. Crier:

SURFACE INDICATION - RPV NO. 2 10CFR50.55(e), "SIGNIFICANT DEFICIENCY" NO. 2 UNIT HOPE CREEK GENERATING STATION On December 13, 1979 a verbal report was made to Region 1, Office of Inspection and Enforcement representative, Mr. R. McGaughy, advising of a potential significal:t item regarding a s.rface indication on Reactor Pressure Vessel No. 2.

The following supplemental information is hereby submitted pursuant to our initial report and in accordance with the require-ments of 10CFR50.55(e).

A surface indication was found on the Unit 2 RPV approximately one inch in diameter. The indication has several porous cavities, approximately 1/64" - 1/32" deep and four tiny linear indications.

General Electric issued a Field Deviation Disposition Report (FDDR) on January 11, 1980 directing investigation of the indication.

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Mr. B. H. Grier 1/21/80 The investigation will be accomplished by grinding, in .020 inch increments, with PT examination between each increment until the indication is removed. The investigation will be performed by General Electric. A subsequent FDDR will be issued should any repair be required. General Electric will provide our Architect /

Engineer, Bechtel Power Corporation with the results of this investigation. After our review and acceptance of Bechtel's evaluation, a more definitive report shall be sent to you by February ll, 1980.

Very truly yours,

/

Y CC: Office of Inspection and Enforcement Division of Reactor Construction Inspection Washington, D. C.

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