ML050190296

License Renewal Application - Response to NRC Request for Additional Information Regarding the Nine Mile Point Unit 1 Containment System

ML050190296
Person / Time
Site:	Nine Mile Point
Issue date:	01/07/2005
From:	Spina J Constellation Energy Group
To:	Document Control Desk, Office of Nuclear Reactor Regulation
References
NMP1L 1910, TAC MC3272, TAC MC3273
Download: ML050190296 (5)

Text

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Constellation Energy Nine Mile Point Nuclear Station RO. Box 63 Lycoming, New York 13093 January 7, 2005 NMP1L 1910 U.S. Nuclear Regulatory Commission Attn: Document Control Desk Washington, DC 20555-0001

SUBJECT:

Nine Mile Point Units 1 and 2 Docket Nos. 50-220 and 50-410 Facility Operating License Nos. DPR-63 and NPF-69 License Renewal Application - Response to NRC Request for Additional Information Regarding the Nine Mile Point Unit 1 Containment System (TAC Nos. MC3272 and MC3273)

Gentlemen:

By letter dated May 26, 2004, Nine Mile Point Nuclear Station, LLC (NMPNS) submitted an application to renew the operating licenses for Nine Mile Point Units 1 and 2.

In a letter dated December 8, 2004, the NRC requested additional information regarding the Nine Mile Point Unit 1 Containment System that is described in Sections 2.3.3.A.5 and 3.3.2.A.4 of the License Renewal Application. The NMPNS response to this request for additional information is provided in Attachment 1. This letter contains no new regulatory commitments.

If you have any questions about this submittal, please contact Peter Mazzaferro, NMPNS LicenseRenewal Project Manager, at 315) 4349i109._

Very truly yours, mes A. Spina Vice President Nine Mile Point JAS/DEV/jm.

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Page 2 NMP1L 1910 STATE OF NEW YORK TO WIT:

COUNTY OF OSWEGO I, James A. Spina, being duly sworn, state that I am Vice President Nine Mile Point, and that I am duly authorized to execute and file this supplemental information on behalf of Nine Mile Point Nuclear Station, LLC. To the best of my knowledge and belief, the statements contained in this submittal are true and correct. To the extent that these statements are not based on my personal knowledge, they are based upon information provided by other Nine Mile Point

-employees-and/or consultants. Such information has been reviewed in accordance with company practice and I believe it to be reliable.

Subscribed and sworn before me, a Notary Public in and f the State of New York and County of Oswego, this 74' day of 2005.

WITNESS my Hand and Notarial Seal:

My Commission Expires:

SANDRA A. OSWALD Commiso xie V/4.kLAW4 Notary Public 1/ /7 105

/ Dat6 Attachmrent en______

1. Response to NRC Request for Additional Information (RAI) Regarding the Nine Mile Point Unit 1 Containment System Described in Sections 2.3.3.A.5 and 3.3.2.A.4 of the License Renewal Application cc:

Mr. S. J. Collins, NRC Regional Administrator, Region I Mr. G. K. Hunegs, NRC Senior Resident Inspector Mr. P. S. Tam, Senior Project Manager, NRR Mr. N. B. Le, License Renewal Project Manager, NRR Mr. J. P. Spath, NYSERDA

ATTACHMENT 1 Nine Mile Point Nuclear Station Response to NRC Request for Additional Information (RAI)

Regarding the Nine Mile Point Unit 1 Containment System Described in Sections 2.3.3.A.5 and 3.3.2.A.4 of the License Renewal Application

-This attachment-provides the Nine MilePoint NuclearStation_ LLC (NMPNS) response to the request for additional information contained in the NRC letter dated December 8, 2004, regarding the Nine Mile Point Unit 1 (NMPI) Containment System, The NRC RAI is repeated, followed by the NMPNS response.

RAI 2.3.3.A.5 LRA Tables 2.3.3.A.5-1 and 3.3.2.A-4, and Section 2.3.3.A.5for Containment System, do not include piping/fittings and drywell air cooler unitsfor NAMP; however, these items are shown as within the scope of license renewal on LRA drawings and are subject to all aging management review (AMR). Please clarify the discrepancy. If these components are in scope, please provide information on the associated aging management review and programs in the format of LRA Tables 2.3.3.A.5-1 and 3.3.2.A-4. If these components are not in scope, please provide justificationfor their exclusion.

Response

The piping and fittings and drywell air cooler units in the NMP1 Containment System are component types that are within the scope of license renewal and subject to aging management review AMRJ.ithepiping andjtjings component type is included in the Svstem Descrition portion of LRA Section 2.3.3.A.5 but was inadvertently omitted from Tables 2.3.3.A.5-1 and 3.3.2.A-4. LRA table revisions to incorporate the requested information regarding the intended function, AMR, and aging management programs (AMPs) are provided below.

With respect to the drywell air cooler units, the requested information is included in the current LRA tables. The drywell air cooler units are part of the Primary Containment Area Cooling System that is described in LRA Section 2.3.3.A.5. The system consists of ducting and drywell air coolers. The ducting and drywell air coolers are addressed under the component types "Ducting" and "Heat Exchangers," respectively. The information regarding the intended functions, AMR, and AMPs for these component types is included in the current LRA Tables 2.3.3.A.5-1 and 3.3.2.A-4.

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LRA Revisions LRA Table 2.3.3.A.5-1 (page 2.3-70) is revised to add the "Piping and Fittings" component type, as follows (revisions highlighted by shading):

Table 2.3.3.A.5-1 NMPI Containment Systems Component Type Intended Functions m Rping and i~ ngs EPre ssre BouVnda-r~y In LRA Table 3.3.2.A-4, information is added for the "Piping and Fittings" component type, as shown on the followming page.

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V.~

I Table 3.3.2.A-4 Auxiliary Systems I

NMPI Containment Svstems - Summarv of Aging Management Evaluation Envionmet Agng EfectNUREG-Component Intended Materal Reuirin Aging Management 1801 Table I Noe l

~Tpnn ntcdonlMateirial lEnvironment Requiring anp gNotesm; Type Function MaaeetProgram Volume 2 Item Maaeet-J Item Piping and PB Carbon oe Low Air Loss of Material 10 CFR 50 VII.F3.4-a 3.3.1.A-05 C, 10 Fittings Alloy Steel (Yiei Apoendix J Proaram Strength,,100 Preventive VIl.F3.4-a 3.3.1.A-05 C, 10 Ksi)

Maintenanc re Proaram t

Systems Wall'down Vll.1.--b 3.3.1.A-05 A, 3 Program I

Air,-Moisture or Loss of Material Preventive VII.F3.4-a 3.3.1.A-05 C,-10 Wettihg!_

Maintenance temperature Programi 21 400F Dried Air or None None None Gas Demineralized Loss of Material Preventive Untreated Mainfenance.¶ Water, Low Proqrami Flow I,__ _

Wrought Dried Air or None None None Austeniti~___

Ga's Stainless Sfel

-e Copper Alloys Dried Air or None None None (Zinc d5%)

Gas' I

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