ND-20-0757, Vogtie Electric Generating Plant Unit 3 - ITAAC Closure Notification on Completion of ITAAC 2.5.01.03b (Index Number 512)

Vogtie Electric Generating Plant Unit 3 - ITAAC Closure Notification on Completion of ITAAC 2.5.01.03b (Index Number 512)

ML21095A038
Person / Time
Site:	Vogtle
Issue date:	04/05/2021
From:	Yox M Southern Nuclear Operating Co
To:	Document Control Desk, Office of Nuclear Reactor Regulation
References
ND-20-0757
Download: ML21095A038 (6)

Text

Michael J. Yox 7825 River Road Southern Nuclear Regulatory Affairs Director Waynesboro, GA 30830 Vogtie 3 & 4 706-848-6459 tei APR 0 5 2021 Docket No.: 52-025 ND-20-0757 10CFR 52.99(c)(1)

U.S. Nuclear Regulatory Commission Document Control Desk Washington, DC 20555-0001 Southern Nuclear Operating Company Vogtie Electric Generating Plant Unit 3 ITAAC Closure Notification on Completion of ITAAC 2.5.01.03b [Index Number 5121 Ladies and Gentlemen:

In accordance with 10 CFR 52.99(c)(1), the purpose of this letter is to notify the Nuclear Regulatory Commission (NRC)of the completion of Vogtie Electric Generating Plant(VEGP)

Unit 3 Inspections, Tests, Analyses, and Acceptance Criteria (ITAAC) Item 2.5.01.03b [Index Number 512]for verification that the Diverse Actuating System (DAS) display hardware is different than the display hardware used in the Protection and Monitoring system (PMS). The closure process for this ITAAC is based on the guidance described in NEI 08-01,"Industry Guideline for the ITAAC Closure Process under 10 CFR Part 52," which was endorsed by the NRC in Regulatory Guide 1.215.

This letter contains no new NRC regulatory commitments. Southern Nuclear Operating Company(SNC) requests NRC staff confirmation of this determination and publication of the required notice in the Federal Register per 10 CFR 52.99.

If there are any questions, please contact Kelli A. Roberts at 706-848-6991.

Respectfully submitted, Michael J. Yox Regulatory Affairs Director Vogtie 3 & 4

Enclosure:

Vogtie Electric Generating Plant(VEGP) Unit 3 Completion of ITAAC 2.5.01.03b [Index Number 512]

MJY/MAC/sfr

U.S. Nuclear Regulatory Commission ND-20-0757 Enclosure Page 2 of 3 To:

Southern Nuclear Operating Company/ Georgia Power Company Mr. Peter P. Sena III (w/o enclosures)

Mr. D. L. McKlnney (w/o enclosures)

Mr. M. D. Meier (w/o enclosures)

Mr. H. Nieh (w/o enclosures)

Mr. G. Chick Mr. S. Stimac Mr. P. Martino Mr. M. J. Yox Mr. A. S. Parton Ms. K. A. Roberts Mr. C. T. Defnall Mr. C. E. Morrow Mr. R. L. Beiike Mr. S. Leighty Ms. A. C. Chamberlain Mr. J. C. Haswell Document Services RTYPE: VND.LI.L06 File AR.01.02.06 cc:

Nuclear Reoulatorv Commission Ms. M. Bailey (w/o enclosures)

Mr. M. King Ms. A. Veil Mr. C. P. Patel Mr. G. J. Khouri Mr. C. J. Even Mr. B. J. Kemker Ms. N. C. Coovert Mr. C. Welch Mr. J. Gaslevic Mr. O. Lopez-Santiago Mr. G. Armstrong Mr. M. Webb Mr. T. Fredette Mr. C. Santos Mr. B. Davis Mr. J. Vasquez Mr. J. Eargle Mr. E. Davidson Mr. T. Fanelli Mr. S. Rose Ms. K. McCurry

U.S. Nuclear Regulatory Commission ND-20-0757 Enclosure Page 3 of 3 Qqiethorpe Power Corporation Mr. R. B. Brinkman Mr. E. Rasmussen Municipal Electric Authority of Georgia Mr. J. E. Fuller Mr. 8. M. Jackson Daiton Utilities Mr. T. Bundros Westinqhouse Electric Company. LLC Dr. L. Oriani (w/o enclosures)

Mr. D. 0. Durham (w/o enclosures)

Mr. M. M. Corletti Mr. Z. 8. Harper Mr. J. L. Coward Other Mr. 8. W. Kline, Bechtel Power Corporation Ms. L. Matis, Tetra Tech NUS, Inc.

Dr. W. R. Jacobs, Jr., Ph.D., CDS Associates, inc.

Mr. 8. Roetger, Georgia Public Service Commission Mr. R. L. Trokey, Georgia Public Service Commission Mr. K. C. Greene, Troutman Sanders Mr. 8. Bianton, Baich Bingham

U.S. Nuclear Regulatory Commission ND-20-0757 Enclosure Page 1 of 3 Southern Nuclear Operating Company ND-20-0757 Enclosure Vogtle Electric Generating Plant(VEGP) Unit 3 Completion of ITAAC 2.5.01.03b [Index Number 512]

U.S. Nuclear Regulatory Commission ND-20-0757 Enclosure Page 2 of 3 ITAAC Statement Design Commitment S.b) The display hardware of the DAS uses a different display device than that used in the PMS.

Inspections/Tests/Analvses Inspection of the as-built DAS and PMS display hardware will be performed.

Acceotance Criteria The DAS display hardware is different than the display hardware used in the PMS. The difference may be a different design, use of different component types, or different manufacturers.

ITAAC Determination Basis Inspection of the as-built Diverse Actuation System (DAS)and Protection and Safety Monitoring System (PMS)display hardware was performed to demonstrate that display hardware used in the DAS is different than that used in the PMS. The display hardware for the DAS and PMS was inspected and compared with respect to whether there was a different hardware design, use of different component types, or different manufacturers.

The results of the inspections were documented in the Principal Closure Document: SV3-DAS-ITR-800512 (Reference 1) supporting the ITAAC 2.5.01.03b Completion Package (Reference 2). The results of the inspection showed that the DAS display hardware is different than the PMS display hardware in either design, use of different component types, or different manufacturers.

Principal Closure Document SV3-DAS-ITR-800512 (Reference 1) is available for NRC inspection as part of the ITAAC 2.5.01.03b Completion Package (Reference 2).

ITAAC Finding Review In accordance with plant procedures for ITAAC completion. Southern Nuclear Operating Company(SNC) performed a review of all findings pertaining to the subject ITAAC and associated corrective actions. This review found there are no relevant ITAAC findings associated with this ITAAC. The ITAAC completion review is documented in the ITAAC Completion Package for ITAAC 2.5.01.03b (Reference 2)and is available for NRC review.

ITAAC Completion Statement Based on the above information, SNC hereby notifies the NRC that ITAAC 2.5.01.03b was performed for VEGP Unit 3 and that the prescribed acceptance criteria are met.

U.S. Nuclear Regulatory Commission ND-20-0757 Enclosure Page 3 of 3 Systems, structures, and components verified as part of this ITAAC are being maintained in their as-designed, ITAAC compliant condition in accordance with approved plant programs and procedures.

References favailable for NRG inspection)

1. SV3-DAS-iTR-800512, Rev. 0, Unit 3 inspection Results of Diverse Actuation System (DAS)

Display Hardware Installation: ITAAC 2.5.01.03b NRC Index Number: 512

2. ITAAC 2.5.01.03b-U3-CP-Rev0, ITAAC Completion Package