AEP-NRC-2013-86, Supplement to the Response to Request for Additional Information Regarding the Emergency License Amendment Request Regarding Containment Distributed Ignition System

Supplement to the Response to Request for Additional Information Regarding the Emergency License Amendment Request Regarding Containment Distributed Ignition System

ML13284A073
Person / Time
Site:	Cook
Issue date:	10/09/2013
From:	Gebbie J Indiana Michigan Power Co
To:	Document Control Desk, Office of Nuclear Reactor Regulation
References
AEP-NRC-2013-86
Download: ML13284A073 (6)

Text

INDIANA Indiana Michigan Power MICHIGAN Cook Nuclear Plant pOW0ER One Cook Place Bridgman, MI 49106 A unit ofAmerican Electric Power Indiana Mic higa nPowercom October 9, 2013 AEP-NRC-2013-86 10 CFR 50.90 Docket No.: 50-315 U.S. Nuclear Regulatory Commission ATTN: Document Control Desk Washington, DC, 20555-0001 Donald C. Cook Nuclear Plant Unit 1 Supplement to the Response to Request for Additional Information Regarding the Emergency License Amendment Request Regarding Containment Distributed Ignition System

References:

1. Letter from J. P. Gebbie, Indiana Michigan Power Company (I&M), to U. S. Nuclear Regulatory Commission (NRC) Document Control Desk, "Donald C. Cook Nuclear Plant Unit 1 Emergency License Amendment Request Regarding Containment Distributed Ignition System," dated October 7, 2013.

2. Electronic mail from T. J. Wengert, NRC, to H. L. Etheridge, I&M, "DC Cook Emergency LAR Draft RAI Revision 1," dated October 8, 2013.

3. Letter from J. P. Gebbie, I&M, to NRC Document Control Desk, "Response to Request for Additional Information Regarding the Emergency License Amendment Request Regarding Containment Distributed Ignition System," dated October 8, 2013.

By Reference 1, Indiana Michigan Power Company (I&M), licensee for Donald C. Cook Nuclear Plant (CNP) Unit 1, proposed to amend CNP Unit 1 Facility Operating License DPR-58 to modify Technical Specification (TS) 3.6.9, "Distributed Ignition System (DIS)." By Reference 2, the Nuclear Regulatory Commission (NRC) transmitted a Request for Additional Information regarding the Emergency License Amendment Request submitted by I&M in Reference 1. By Reference 3, I&M provided a response to Reference 2. This letter is a supplement by I&M to the response provided in Reference 3.

Subsequent to the response provided in Reference 3, I&M determined that the Footnotes in the marked up TS pages provided in Reference 3 did not concisely reflect the expiration conditions that were discussed in the response provided in Reference 3. Revised marked up TS pages are provided in Enclosure 2 to this letter that reflect concise expiration conditions of the Footnotes with new text on these pages marked with a single-line border.

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U. S. Nuclear Regulatory Commission AEP-NRC-2013-86 Page 2 to this letter provides an affirmation statement pertaining to the information contained herein. Enclosure 2 to this letter provides revised Unit 1 TS pages marked to show the proposed changes. New clean Unit 1 TS pages with proposed changes incorporated will be provided to the NRC Licensing Project Manager when requested. Associated TS Bases changes will be made in accordance with the CNP Bases Control Program.

Copies of this letter and its enclosures are being transmitted to the Michigan Public Service Commission and Michigan Department of Environmental Quality, in accordance with the requirements of 10 CFR 50.91.

There are no new regulatory commitments made in this letter. Should you have any questions, please contact Mr. Michael K. Scarpello, Regulatory Affairs Manager, at (269) 466-2649.

Sincerely, Joel P. Gebbie Site Vice President HLE/amp

Enclosures:

1. Affirmation

2. Revised Donald C. Cook Nuclear Plant Unit 1 Technical Specification Pages Marked To Show Proposed Changes c: J. T. King - MPSC S. M. Krawec, AEP Ft. Wayne, w/o enclosures MDEQ - RMD/RPS NRC Resident Inspector C. D. Pederson - NRC Region III T. J. Wengert - NRC Washington DC

Enclosure I to AEP-NRC-2013-86 AFFIRMATION I, Joel P. Gebbie, being duly sworn, state that I am Site Vice President of Indiana Michigan Power Company (I&M), that I am authorized to sign and file this request with the Nuclear Regulatory Commission on behalf of I&M, and that the statements made and the matters set forth herein pertaining to I&M are true and correct to the best of my knowledge, information, and belief.

Indiana Michigan Power Company Joel P. Gebbie Site Vice President SWORN TO AND SUBSCRIBED BEFORE ME THIS C DAY OF - , 2013 DANIELLE BURGOYNE Notary Public, State of Michigan County of Berrien My Commission Expires 04-04-2018 Aotlng In the County of * >

My Commissio EpNoirs

\ublic-My Commission Expires b-- ',. -*:\*

Enclosure 2 to AEP-NRC-2013-86 REVISED DONALD C. COOK NUCLEAR PLANT UNIT 1 TECHNICAL SPECIFICATION PAGES MARKED TO SHOW PROPOSED CHANGES 3.6.9-1 3.6.9-2

DIS 3.6.9 3.6 CONTAINMENT SYSTEMS 3.6.9 Distributed Ignition System (DIS)

LCO 3.6.9 Two DIS trains shall be OPERABLE. I(See footnote 1 AND Each containment region shall have at least one OPERABLE hydrogen ignitor. I(See footnote 2)1 APPLICABILITY: MODES 1 and 2.

ACTIONS CONDITION REQUIRED ACTION COMPLETION TIME A. One DIS train A.1 Restore DIS train to 7 days inoperable. Seý OPERABLE status.

ýfootnote 1)

OR A.2 Perform SR 3.6.9.1 on the Once per 7 days OPERABLE train.

B. One containment region B.1 Restore one hydrogen 7 days with no OPERABLE ignitor in the affected hydrogen ignitor. Se containment region to

[footnote 2) OPERABLE status.

C. Required Action and C.1 Be in MODE 3. 6 hours6.944444e-5 days <br />0.00167 hours <br />9.920635e-6 weeks <br />2.283e-6 months <br /> associated Completion Time not met.

Footnote 1: For the remainder of Fuel Cycle 25, or until the next entry into MODE 3, DIS Train B may be consideredi OPERABLE with two lower containment Phase 3 Power Supply iqnitors inoperable.I Footnote 2: For the remainder of Fuel Cycle 25, or until the next entry into MODE 3, one of the following regions is1 allowed to have no OPERABLE ignitor: Region 12, 13,14, 15, or 16.1 Cook Nuclear Plant Unit 1 3.6.9-1 Amendment No. 287

SURVEILLANCE REQUIREMENTS SURVEILLANCE FREQUENCY SR 3.6.9.1 Energize each DIS train power supply breaker and 184 days Se verify > 34 ignitors Jor ->33 ignitors if allowed b ý[ootnote 3)1 ootnote 1 are energized in each train.

SR 3.6.9.2 Verify at least one hydrogen ignitor is OPERABLE in 184 days See each containment region. F(See footnote 2 ootnote 3)1 SR 3.6.9.3 Energize each hydrogen ignitor and verify 24 months temperature is > 1700°F. F(See footnote 1)1 Footnote 1: For the remainder of Fuel Cycle 25, or until the next entry into MODE 3, DIS Train B may be considere OPERABLE with two lower containment Phase 3 Power Supply ignitors inoperable.1 Footnote 2: For the remainder of Fuel Cycle 25, or until the next entry into MODE 3, one of the following regions is allowed to have no OPERABLE ianitor: Region 12. 13-.14. 15 or 16.1 Footnote 3: For the remainder of Fuel Cycle 25, or until the next entry into MODE 3, DIS Train A and Train B will be ested on a staggered basis, such that one Train is tested every 92 days starting with the first staggered test to b ierformed 92 days after the surveillance performed on October 4, 2013.1 Cook Nuclear Plant Unit 1 3.6.9-2 Amendment No. 287