ML040500750

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Draft Request for Additional Information, Proposed Amendment That Would Revise Seabrooks Technical Specifications for Allowed Outage Time for Emergency Diesel Generators After the Installation of a Supplemental Emergency Power Supply
ML040500750
Person / Time
Site: Seabrook NextEra Energy icon.png
Issue date: 02/19/2004
From: Licata L
NRC/NRR/DLPM/LPD1
To: Darrell Roberts
NRC/NRR/DLPM/LPD1
mmv
References
TAC MC0635
Download: ML040500750 (3)


Text

February 19, 2004 MEMORANDUM TO: Darrell J. Roberts, Acting Chief, Section 2 Project Directorate I Division of Licensing Project Management Office of Nuclear Reactor Regulation FROM: Lee A. Licata, Project Manager, Section 2 /RA/

Project Directorate I Division of Licensing Project Management Office of Nuclear Reactor Regulation

SUBJECT:

SEABROOK STATION, DRAFT REQUEST FOR ADDITIONAL INFORMATION (TAC NO. MC0635)

The attached draft request for information (RAI) was transmitted on February 19, 2004, to Mr.

Michael OKeefe of FPL Energy, LLC(the licensee). This information was transmitted to facilitate review of a licensees amendment request for Seabrook Station (Seabrook) dated August 25, 2003. The proposed amendment would revise Seabrooks Technical Specifications for Allowed Outage Time for Emergency Diesel Generators after the installation of a Supplemental Emergency Power Supply.

This memorandum and the attachment do not convey or represent an NRC staff position regarding the licensee's request.

Docket No. 50-443

Attachment:

Draft RAI

February 19, 2004 MEMORANDUM TO: Darrell J. Roberts, Acting Chief, Section 2 Project Directorate I Division of Licensing Project Management Office of Nuclear Reactor Regulation FROM: Lee A. Licata, Project Manager, Section 2 /RA/

Project Directorate I Division of Licensing Project Management Office of Nuclear Reactor Regulation

SUBJECT:

SEABROOK STATION, DRAFT REQUEST FOR ADDITIONAL INFORMATION (TAC NO. MC0635)

The attached draft request for information (RAI) was transmitted on February 19, 2004, to Mr.

Michael OKeefe of FPL Energy, LLC(the licensee). This information was transmitted to facilitate review of a licensees amendment request for Seabrook Station (Seabrook) dated August 25, 2003. The proposed amendment would revise Seabrooks Technical Specifications for Allowed Outage Time for Emergency Diesel Generators after the installation of a Supplemental Emergency Power Supply.

This memorandum and the attachment do not convey or represent an NRC staff position regarding the licensee's request.

Docket No. 50-443

Attachment:

Draft RAI DISTRIBUTION PUBLIC DRoberts MWohl PDI-2 Reading LLicata VNerses ACCESSION NO.: ML OFFICE PDI-2/PM PD1-2/PM NAME LLicata LLicata for VNerses DATE 02/19/04 02/19/04 OFFICIAL RECORD COPY

DRAFT REQUEST FOR ADDITIONAL INFORMATION RELATED TO SUPPLEMENTAL EMERGENCY POWER SUPPLY AMENDMENT REQUEST SEABROOK STATION DOCKET NO. 50-443 By letter dated August 25, 2003, FPL Energy Seabrook, LLC (Seabrook or the licensee) submitted an amendment request for Seabrook. The proposed amendment would revise Seabrooks Technical Specifications for Allowed Outage Time for Emergency Diesel Generators after the installation of a Supplemental Emergency Power Supply.

The U.S. Nuclear Regulatory Commission (NRC) staff has reviewed the information the licensee provided that supports the proposed amendment and requests the following additional information to clarify the submittal:

1 What is the at power, 14 day Allowed Outage Time Incremental Conditional Core Damage Probability and Incremental Conditional Large Early Release Probability for the configuration of two Emergency Diesel Generators (EDGs) and one Supplemental Emergency Power Supply diesel, and then having one of the EDGs become inoperable?

2 Specifically list all external events included in the Probability Risk Assessment (PRA).

3 How do you plan to resolve the 5 remaining PRA significant comments from the October 1999 Peer review.

4 What in this license amendment request does the Maximum Ice Loading of 1-inch radial reference?

ATTACHMENT