ML20091Q848

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Responds to Generic Ltr 91-11, Resolution of Generic Issues 48 'Lcos for Class 1E Vital Instrument Buses' & 49 'Interlocks & LCOs for Class 1E Tie Breakers.' Procedures Per Guidance in Generic Ltr Implemented
ML20091Q848
Person / Time
Site: Oyster Creek
Issue date: 01/29/1992
From: J. J. Barton
GENERAL PUBLIC UTILITIES CORP.
To:
NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
REF-GTECI-048, REF-GTECI-049, REF-GTECI-NI, TASK-048, TASK-049, TASK-48, TASK-49, TASK-OR C321-92-2035, GL-91-11, NUDOCS 9202050149
Download: ML20091Q848 (1)


Text

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C321-92-2035 U.S. Nuclear Regulatory Commission Attention: Document Control Desk Washington, D.C. 20555 Gentlemen:

Subject:

Oyster Creek Nuclear Generating Station (OCNGS)

Docket No. 50-219 Response to Generic Letter 91-11 Resolution of Generic Issues 48 and 49 GPU Nuclear Corporation (GPUN) has reviewed the guidance attached to Generic letter 91-11 and evaluated its requirements using a multi-disciplinary review process. Equipment, procedures, and other design documents were reviewed and evaluated in accordance with the recommended actions of the Generic Letter.

- As a result, several procedures were revised to include time limitations for normal and/or alternate power supplies to 120V IE vital instrument buses to be out of service. [ Generic Issue No. 48] Additionally, review of the existing station procedures for control of interlocks to Class 1E Tie Breakers found that the administrative controls, currently in place, conform to the GL 91-11 guidelines. [ Generic Issue No. 49]

Therefore, GPUN does hereby certify that the Oyster Creek Nuclear Generating Station has implemented procedures which conform to the guidance contained in the Enclosure to Generic Letter 91-11.

Sincerely,.

M J. J. Barton Vice President and Director Oyster Creek JRB/GMG cc: Director, Project Directorate 1-4 Region I, Administrator NRC Project Manager Senior _NRC Resident inspector, OCNGS 1

Swcrn to and subscribed before me this d day of M AMMAL. , 1992.

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