ML20195E122

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Notifies NRC of First Time Usage of Code Case N-504 & Inclusion Into OCNGS ISI Program,As Accepted by RG 1.147, Inservice Insp Code Case Acceptability
ML20195E122
Person / Time
Site: Oyster Creek
Issue date: 11/10/1998
From: Roche M
GENERAL PUBLIC UTILITIES CORP.
To:
NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
RTR-REGGD-01.147, RTR-REGGD-1.147 1940-98-20657, NUDOCS 9811180238
Download: ML20195E122 (1)


Text

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{ GPU Nuclear, Inc.

( U.S. Route #9 South I

NUCLEAR Post Office Box 388 Forkod River, NJ 087310388 Tel 609-971-4000 November 10,1998 1940-98-20657 l

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. U. S. Nuclear Regulatory Commission Attn: Document Control Desk Washington DC 20555

Dear Sir:

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Subject:

Oyster Creek Nuclear Generating Station j Docket No. 50-219 Notification of Code Case N-504 Usage Regulatory Guide 1.147, " Inservice Inspection Code Case Acceptability, ASME Section XI Division 1", Rev.11 dated October 1994, specified that ASME Code Case N-504, dated ,

April 30,1992, was acceptable to the NRC staff for weld repairs on Class 1 systems. '

During the current 17R refueling outage, a through wall indication was discovered on weld NZ-3-41, in Core Spray System I. The repair to this indication was completed and examined using the guidance of N-504. By this letter, GPU Nuclear, Inc., notifies the USNRC of this first time usage, and inclusion into the Oyster Creek Nuclear Generating Station Inservice Inspection Program.  :

If any additional information or assistance is required, please contact Mr. John Rogers of my I staff at 609.971.4893.

Very truly yours, l

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Michael B. Roche 9811180233 981110 Vice President and Director ADO M 0500p 2 l hDR o Oyster Creek '

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MBR/JJR , , ( A

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cc: Administrator, Region I NRC Project Manager Senior Resident Inspector