SBK-L-17210, Correction to Seventh Annual Update to the License Renewal Application

Correction to Seventh Annual Update to the License Renewal Application

ML17355A437
Person / Time
Site:	Seabrook
Issue date:	12/21/2017
From:	Mccartney E NextEra Energy Seabrook
To:	Document Control Desk, Office of Nuclear Reactor Regulation
References
SBK-L-17210
Download: ML17355A437 (5)

Text

NEXTera ENERGY.

SEABROOK December 21, 2017 10 CFR 54 Docket No. 50-443 SBK-L-17210 U.S. Nuclear Regulatory Commission Attn: Document Control Desk Washington, DC 20555-0001 Seabrook Station Correction to Seventh Annual Update to the NextEra Energy Seabrook License Renewal Application

References:

1. NextEra Energy Seabrook, LLC letter SBK-L-10077, "Seabrook Station Application for Renewed Operating License," May 25, 2010. (Accession Number ML101590099)

2. NextEra Energy Seabrook, LLC letter SBK-L-17172, "Seventh Annual Update to the Seabrook License Renewal Application," October 18, 2017.

In Reference 1, NextEra Energy Seabrook, LLC (NextEra Energy Seabrook) submitted an application for a renewed facility operating license for Seabrook Station Unit 1 in accordance with the Code of Federal Regulations, Title 10, Parts 50, 51, and 54.

In Reference 2 NextEra Energy Seabrook submitted the annual update for 2017 identifying changes to the current licensing basis (CLB) of the facility that materially affected the content of the LRA.

Based on further review of the identified changes, NextEra Energy Seabrook noted it had incorrectly changed the material for screen wash filter housings from gray cast iron to copper alloy instead of to copper alloy >15% Zn. Provided in Enclosure 1 is the noted clarification to Enclosure 1, Item 1, of SBK-L-17172 (Reference 2) .

The enclosure includes changes to the License Renewal Application (LRA). To facilitate understanding, the changes are explained, and where appropriate, portions of the LRA are repeated with the change highlighted by strikethroughs for deleted text and balded italics for inserted text.

NextEra Energy Seabrook, LLC P.O. Box 300, Lafayette Road , Seabrook, NH 03874

U.S. Nuclear Regulatory Commission SBK-L-17210 I Page 2 There are no new or revised regulatory commitments contained in this letter.

If there are any questions or additional information is needed, please contact Mr.

Edward J. Carley, Engineering Supervisor - License Renewal, at (603) 773-7957.

If you have any questions regarding this correspondence, please contact Mr. Kenneth Browne, Licensing Manager, at (603) 773-7932.

I declare under penalty of perjury that the foregoing is true and correct.

Executed on December 21, 2017 Sincerely, NextEra Energy Seabrook, LLC

U.S. Nuclear Regulatory Commission SBK-L-17210 I Page 3

Enclosure:

Correction to Seventh Annual Update to the NextEra Energy Seabrook Station License Renewal Application cc: D. H. Dorman NRG Region I Administrator J.C. Poole NRG Project Manager P. C. Cataldo NRG Senior Resident Inspector L. M. James NRG Project Manager, License Renewal E.H. Gettys NRG Project Manager, License Renewal Mr. Perry Plummer Director Homeland Security and Emergency Management New Hampshire Department of Safety Division of Homeland Security and Emergency Management Bureau of Emergency Management 33 Hazen Drive Concord, NH 03305 perry.plummer@dos.nh.gov Mr. John Giarrusso, Jr., Nuclear Preparedness Manager The Commonwealth of Massachusetts Emergency Management Agency 400 Worcester Road Framingham, MA 01702-5399 John. Giarrusso@massmail.state.ma. us

Enclosure to SBK-L-17210 Correction to Seventh Annual Update to the NextEra Energy Seabrook Station License Renewal Application

U.S. Nuclear Regulatory Commission SBK-L-17210 I Enclosure I Page 2

1. Screen Wash Filter Material Change: The Screen Wash filter housing material was changed from gray cast iron to aluminum bronze (copper alloy >15 Zn). As a result of this change, the following change is made to the LRA.

Table 3.3.2-36, on LRA Page 3.3-457, is modified as follows:

NU REG Component Intended Material Environment Aging Effect Aging 1801 Table Note Type Function Requiring Management Vol. 2 3.X.1 Management Program Item Item Filter Housing Leakage GFay Gast Condensation Loss of External ¥J.W-4.1- 3.3.1- SE,4 Boundary mm (External) Material Surfaces ~ ~25 (Spatial) Copper Monitoring Vll.F2-14 Alloy Program (A-46)

>15% Zn Filter Housing Leakage GFay Gast Raw Water Loss of Inspection of WG-24 3.3.1- E,is Boundary mm (Internal) Material Internal ~) e&-81 (Spatial) Copper Surfaces in Vll.C1-9 Alloy Miscellaneous (A-44)

>15% Zn Piping and Ducting Components Program Filter Housing Leakage GFay Gast Raw Water Loss of Vll.Gi ii 3.3.1- B Boundary mm (Internal) Material Selective ~ &fr-84 (Spatial) Copper Leaching of Vll.G-13 Alloy Materials (A-47)

>15% Zn Program