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| | number = ML14303A192 | | | number = ML14303A192 |
| | issue date = 11/25/2014 | | | issue date = 11/25/2014 |
| | title = Request for Additional Information Associated with Near-Term Task Force Recommendation 2.1, Seismic Hazard and Screening Report (TAC Nos. MF3965 and MF3966) | | | title = Request for Additional Information Associated with Near-Term Task Force Recommendation 2.1, Seismic Hazard and Screening Report |
| | author name = Difrancesco N | | | author name = Difrancesco N |
| | author affiliation = NRC/NRR/JLD | | | author affiliation = NRC/NRR/JLD |
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| =Text= | | =Text= |
| {{#Wiki_filter:UNITED STATES NUCLEAR REGULATORY COMMISSION WASHINGTON, D.C. 20555-0001 Mr. Kelvin Henderson Site Vice President Duke Energy Carolinas, LLC Catawba Nuclear Station 4800 Concord Road York, SC 297 45 November 25, 2014 | | {{#Wiki_filter:UNITED STATES NUCLEAR REGULATORY COMMISSION WASHINGTON, D.C. 20555-0001 November 25, 2014 Mr. Kelvin Henderson Site Vice President Duke Energy Carolinas, LLC Catawba Nuclear Station 4800 Concord Road York, SC 297 45 |
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| ==SUBJECT:== | | ==SUBJECT:== |
| CATAWBA NUCLEAR STATION, UNITS 1 AND 2-REQUEST FOR ADDITIONAL INFORMATION ASSOCIATED WITH NEAR-TERM TASK FORCE RECOMMENDATION 2.1, SEISMIC HAZARD AND SCREENING REPORT (TAC NOS. MF3965 AND MF3966) | | CATAWBA NUCLEAR STATION, UNITS 1 AND 2- REQUEST FOR ADDITIONAL INFORMATION ASSOCIATED WITH NEAR-TERM TASK FORCE RECOMMENDATION 2.1, SEISMIC HAZARD AND SCREENING REPORT (TAC NOS. MF3965 AND MF3966) |
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| ==Dear Mr. Henderson:== | | ==Dear Mr. Henderson:== |
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| By letter dated March 31, 2014 1 , to the U.S. Nuclear Regulatory Commission (NRC), Duke Energy Carolinas, LLC (Duke) the licensee for Catawba Nuclear Station, Units 1 and 2 (Catawba), submitted for NRC review the Seismic Hazard and Screening Report, Pursuant to Title 10 of the Code of Federal Regulations Part 50, Section 50.54(f), Response for Information Regarding Recommendation 2.1 of the Near-Term Task Force Review of Insights from the Fukushima Dai-ichi Accident. | | By letter dated March 31, 2014 1 , to the U.S. Nuclear Regulatory Commission (NRC), Duke Energy Carolinas, LLC (Duke) the licensee for Catawba Nuclear Station, Units 1 and 2 (Catawba), submitted for NRC review the Seismic Hazard and Screening Report, Pursuant to Title 10 of the Code of Federal Regulations Part 50, Section 50.54(f), Response for Information Regarding Recommendation 2.1 of the Near-Term Task Force Review of Insights from the Fukushima Dai-ichi Accident. |
| The NRC staff has reviewed the information provided for Catawba's seismic hazard reevaluation and has determined that additional information is required to complete its review. Enclosed is a request for additional information (RAI) related to Section 2.3.2 "Development of Base Case Profiles and Nonlinear Material Properties" of the seismic hazard reevaluation report for the Catawba Nuclear Station. As discussed with your staff on November 13, 2014, it was agreed that a response would be provided no later than January 9, 2015. 1 Catawba Seismic Hazard Evaluation Report dated March 31, 2014, can be found under Agencywide Documents Access and Management System (ADAMS) Accession No. ML14093A052. | | The NRC staff has reviewed the information provided for Catawba's seismic hazard reevaluation and has determined that additional information is required to complete its review. Enclosed is a request for additional information (RAI) related to Section 2.3.2 "Development of Base Case Profiles and Nonlinear Material Properties" of the seismic hazard reevaluation report for the Catawba Nuclear Station. As discussed with your staff on November 13, 2014, it was agreed that a response would be provided no later than January 9, 2015. |
| K. Henderson If you have any questions related to the enclosed RAisor response date, please contact me at 301-415-1115 or via e-mail at Nicholas.Difrancesco@nrc.gov. | | 1 Catawba Seismic Hazard Evaluation Report dated March 31, 2014, can be found under Agencywide Documents Access and Management System (ADAMS) Accession No. ML14093A052. |
| Docket Nos. 50-413 and 50-414 | | |
| | K. Henderson If you have any questions related to the enclosed RAisor response date, please contact me at 301-415-1115 or via e-mail at Nicholas.Difrancesco@nrc.gov. |
| | Nicholas J. DiFrancesco, Senior Project Manager Hazards Management Branch Japan Lessons-Learned Division Office of Nuclear Reactor Regulation Docket Nos. 50-413 and 50-414 |
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| ==Enclosure:== | | ==Enclosure:== |
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| Request for Additional Information cc w/encl: Distribution via Listserv Nicholas J. DiFrancesco, Senior Project Manager Hazards Management Branch Japan Lessons-Learned Division Office of Nuclear Reactor Regulation REQUEST FOR ADDITIONAL INFORMATION NEAR-TERM TASK FORCE RECOMMENDATION 2.1 SEISMIC HAZARD AND SCREENING REPORT CATAWBA NUCLEAR STATION UNITS 1 AND 2 DOCKET NOS. 50-413 & 50-414 By letter dated March 31,2014\ to the U.S. Nuclear Regulatory Commission (NRC), Duke Energy Carolinas, LCC (Duke) the licensee for Catawba Nuclear Station, Units 1 and 2 (Catawba), submitted for NRC review the Seismic Hazard and Screening Report, Pursuant to Title 10 of the Code of Federal Regulations Part 50, Section 50.54(f) (hereafter referred to as the 50.54(f) letter), Response for Information Regarding Recommendation 2.1 of the Near-Term Task Force Review of Insights from the Fukushima Dai-ichi Accident. | | Request for Additional Information cc w/encl: Distribution via Listserv |
| Review of the location of the SSE control point used in the site response profile According to the Catawba, Units 1 and 2 Final Safety Analysis Report (FSAR), the acceleration value for the Safe Shutdown Earthquake (SSE), chosen for foundations on closely jointed rock and slightly weathered rock, is 0.15 g. Section 2.3.2 of the Catawba Nuclear Station, Units 1 and 2 Seismic Hazard and Screening Report states that the SSE control point considered the inclusion of fill concrete in the site response profile. The NRC Staff has reviewed the information submitted and has determined that the following request for additional information (RAI) below is needed to complete its review. RAI # 1 Consistent with the 50.54(f) letter and the SPID guidance 2 , and since the FSAR specifies the SSE control point for rock, please justify the inclusion of fill concrete in your site response profile as described in Section 2.3.2 of the Catawba Nuclear Station, Units 1 and 2 Seismic Hazard and Screening Report. 1 Catawba Seismic Hazard Evaluation Report dated March 31, 2014, can be found under Agencywide Documents Access and Management System (ADAMS) Accession No. ML14093A052. | | |
| | REQUEST FOR ADDITIONAL INFORMATION NEAR-TERM TASK FORCE RECOMMENDATION 2.1 SEISMIC HAZARD AND SCREENING REPORT CATAWBA NUCLEAR STATION UNITS 1 AND 2 DOCKET NOS. 50-413 & 50-414 By letter dated March 31,2014\ to the U.S. Nuclear Regulatory Commission (NRC), Duke Energy Carolinas, LCC (Duke) the licensee for Catawba Nuclear Station, Units 1 and 2 (Catawba), |
| | submitted for NRC review the Seismic Hazard and Screening Report, Pursuant to Title 10 of the Code of Federal Regulations Part 50, Section 50.54(f) (hereafter referred to as the 50.54(f) letter), |
| | Response for Information Regarding Recommendation 2.1 of the Near-Term Task Force Review of Insights from the Fukushima Dai-ichi Accident. |
| | Review of the location of the SSE control point used in the site response profile According to the Catawba, Units 1 and 2 Final Safety Analysis Report (FSAR), the acceleration value for the Safe Shutdown Earthquake (SSE), chosen for foundations on closely jointed rock and slightly weathered rock, is 0.15 g. Section 2.3.2 of the Catawba Nuclear Station, Units 1 and 2 Seismic Hazard and Screening Report states that the SSE control point considered the inclusion of fill concrete in the site response profile. |
| | The NRC Staff has reviewed the information submitted and has determined that the following request for additional information (RAI) below is needed to complete its review. |
| | RAI # 1 2 |
| | Consistent with the 50.54(f) letter and the SPID guidance , and since the FSAR specifies the SSE control point for rock, please justify the inclusion of fill concrete in your site response profile as described in Section 2.3.2 of the Catawba Nuclear Station, Units 1 and 2 Seismic Hazard and Screening Report. |
| | 1 Catawba Seismic Hazard Evaluation Report dated March 31, 2014, can be found under Agencywide Documents Access and Management System (ADAMS) Accession No. ML14093A052. |
| 2 The screening, prioritization, and implementation details (SPID) can be found under ADAMS Accession No. ML12333A170. | | 2 The screening, prioritization, and implementation details (SPID) can be found under ADAMS Accession No. ML12333A170. |
| Enclosure K. Henderson If you have any questions related to the enclosed RAI or response date, please contact me at 301-415-1115 or via e-mail at Nicholas. | | Enclosure |
| Difrancesco@nrc.gov. | | |
| Sincerely, IRA/ Nicholas J. DiFrancesco, Senior Project Manager Hazards Management Branch Japan Lessons-Learned Division Office of Nuclear Reactor Regulation Docket Nos. 50-413 and 50-414 | | K. Henderson If you have any questions related to the enclosed RAI or response date, please contact me at 301-415-1115 or via e-mail at Nicholas. Difrancesco@nrc.gov. |
| | Sincerely, IRA/ |
| | Nicholas J. DiFrancesco, Senior Project Manager Hazards Management Branch Japan Lessons-Learned Division Office of Nuclear Reactor Regulation Docket Nos. 50-413 and 50-414 |
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| ==Enclosure:== | | ==Enclosure:== |
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| Request for Additional Information cc w/encl: Distribution via Listserv DISTRIBUTION: | | Request for Additional Information cc w/encl: Distribution via Listserv DISTRIBUTION: |
| PUBLIC JLD R/F RidsOeMaiiCenter RidsNrrPMCatawba ADAMS Accession No: RidsNrrDoriLpl2-1 RidsNrrOd RidsNrrLASLent NDiFrancesco, NRR RidsRgn2MaiiCenter DJackson, NRO AKock, NRO MJardaneh, NRO ML14303A192 OFFICE NRR/JLD/JHMB/PE NRR/JLD/JHMB/LA N RR/DORLILPL2-1 | | PUBLIC RidsNrrDoriLpl2-1 RidsNrrOd JLD R/F RidsNrrLASLent NDiFrancesco, NRR RidsOeMaiiCenter RidsRgn2MaiiCenter DJackson, NRO RidsNrrPMCatawba AKock, NRO MJardaneh, NRO ADAMS Accession No: ML14303A192 OFFICE NRR/JLD/JHMB/PE NRR/JLD/JHMB/LA NRR/DORLILPL2-1 /PM* NRR/JLD/JHMB/BC NAME FVega SLent EM iller SWhaley DATE 10/31/14 10/31/14 11/25/14 11/25/14 OFFICE NRR/JLD/JHMB/PM NAME NDiFrancesco DATE 11/25/14 OFFICIAL RECORD COPY}} |
| /PM* NAME FVega SLent EM iller DATE 10/31/14 10/31/14 11/25/14 OFFICE NRR/JLD/JHMB/PM NAME NDiFrancesco DATE 11/25/14 OFFICIAL RECORD COPY NRR/JLD/JHMB/BC SWhaley 11/25/14}} | |
Letter Sequence RAI |
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MONTHYEARML12361A0062012-11-26026 November 2012
(Mns), Units 1 and 2, Flooding Walkdown Information Requested by NRC Letter, Request for Information Pursuant to Title 10 of the Code of Federal Regulations 50.54 (F) Regarding Recommendations 2.1, 2.3, and 9.3, of the Near-Term
Project stage: Request
ML13190A2722013-06-20020 June 2013
Response to NRC Request for Information Pursuant to 10 CFR 50.54(f) Re Seismic Aspects of Recommendation 2.3 of the Near Term Task Force Review of Insights from the Fukushima Dai-ichi Accident
Project stage: Response to RAI
ML13192A1552013-07-0101 July 2013
Update to Seismic Walkdown Information Submitted in November 27, 2012
Project stage: Request
ML14083A5862014-03-12012 March 2014
EPRI to NEI - Fleet Seismic Core Damage Frequency Estimates for Central and Eastern United States Power Plants Using New Site-Specific Seismic Hazard Estimates: Attachment 1
Project stage: Request
MNS-14-029, Seismic Hazard and Screening Report (CEUS Sites), Response to NRC 10 CFR 50.54(f) Request for Information Pursuant to Title 10 of the Code of Federal Regulations 50.54(f) Regarding Recommendations 2.1, 2.3 and 9.3 of The.2014-03-20020 March 2014
Seismic Hazard and Screening Report (CEUS Sites), Response to NRC 10 CFR 50.54(f) Request for Information Pursuant to Title 10 of the Code of Federal Regulations 50.54(f) Regarding Recommendations 2.1, 2.3 and 9.3 of The.
Project stage: Request
RC-14-0048, Seismic Hazard and Screening Report (CEUS Sites), Response to NRC Request for Information Pursuant to 10 CFR 50.54(f) Regarding Recommendation 2.1 of the Near-Term Task Force Review of Insights from the Fukushima Dai-Ichi Accident2014-03-26026 March 2014
Seismic Hazard and Screening Report (CEUS Sites), Response to NRC Request for Information Pursuant to 10 CFR 50.54(f) Regarding Recommendation 2.1 of the Near-Term Task Force Review of Insights from the Fukushima Dai-Ichi Accident
Project stage: Response to RAI
ML14093A0522014-03-31031 March 2014
Seismic Hazard and Screening Report (CEUS Sites), Response to NRC 10 CFR 50.54(f) RAI Per 10 CFR 50.54(f) Re Recommendations 2.1, 2.3 and 9.3 of the Near-Term Task Force Review of Insights from the Fukushima Dai-ichi Accident
Project stage: Other
ONS-2014-046, Seismic Hazard and Screening Report (CEUS Sites), Response to NRC 10 CFR 50.54(f) Request for Information Pursuant to Title 10 of the Code of Federal Regulations 50.54(f) Regarding Recommendations 2.1, 2.3..2014-03-31031 March 2014
Seismic Hazard and Screening Report (CEUS Sites), Response to NRC 10 CFR 50.54(f) Request for Information Pursuant to Title 10 of the Code of Federal Regulations 50.54(f) Regarding Recommendations 2.1, 2.3..
Project stage: Request
RNP-RA/14-0013, Seismic Hazard Evaluation, Response to NRC 10 CFR 50.54(f) Request for Information Pursuant to Title 10 of the Code of Federal Regulations 50.54(f)Regarding Recommendations 2.1, 2.3 and 9.3 of the Near-Term Task Force Review Of.2014-03-31031 March 2014
Seismic Hazard Evaluation, Response to NRC 10 CFR 50.54(f) Request for Information Pursuant to Title 10 of the Code of Federal Regulations 50.54(f)Regarding Recommendations 2.1, 2.3 and 9.3 of the Near-Term Task Force Review Of.
Project stage: Request
ML14268A5162014-10-23023 October 2014
Request for Additional Information Associated with Near-Term Task Force Recommendation 2.1, Seismic Re-evaluation Related to Southeastern Catalog Changes
Project stage: RAI
RNP-RA/14-0118, Response to Request for Additional Information Associated with Near-Term Task Force Recommendation 2.1, Seismic Re-Evaluations Related to Southeastern Catalog Changes2014-11-12012 November 2014
Response to Request for Additional Information Associated with Near-Term Task Force Recommendation 2.1, Seismic Re-Evaluations Related to Southeastern Catalog Changes
Project stage: Response to RAI
ONS-2014-147, Response to the Nrc'S Request for Additional Information Dated October 23, 2014, Related to Southeastern Catalog Changes and Seismic Re-Evaluations2014-11-14014 November 2014
Response to the Nrc'S Request for Additional Information Dated October 23, 2014, Related to Southeastern Catalog Changes and Seismic Re-Evaluations
Project stage: Request
ML14303A1922014-11-25025 November 2014
Request for Additional Information Associated with Near-Term Task Force Recommendation 2.1, Seismic Hazard and Screening Report
Project stage: RAI
MNS-14-097, Expedited Seismic Evaluation Process Report (CEUS Sites), Response to NRC Request for Information Pursuant to Title 10 of the Code of Federal Regulations 50.54(f) Regarding Recommendations 2.1 of the Near-Term Task Force Review.2014-12-17017 December 2014
Expedited Seismic Evaluation Process Report (CEUS Sites), Response to NRC Request for Information Pursuant to Title 10 of the Code of Federal Regulations 50.54(f) Regarding Recommendations 2.1 of the Near-Term Task Force Review.
Project stage: Response to RAI
ONS-2014-161, Submittal of the Expedited Seismic Evaluation Process Report (CEUS Sites)2014-12-19019 December 2014
Submittal of the Expedited Seismic Evaluation Process Report (CEUS Sites)
Project stage: Request
CNS-14-130, Expedited Seismic Evaluation Process Report (CEUS Sites), Response to NRC Request for Information Pursuant to 10 CFR 50.54(f) Regarding Recommendation 2.1 of the Near-Term Task Force Review of Insights from the Fukushima Dai-ichi Accident2014-12-31031 December 2014
Expedited Seismic Evaluation Process Report (CEUS Sites), Response to NRC Request for Information Pursuant to 10 CFR 50.54(f) Regarding Recommendation 2.1 of the Near-Term Task Force Review of Insights from the Fukushima Dai-ichi Accident
Project stage: Response to RAI
CNS-14-132, Request for Additional Information Associated with Near-Term Task Force Recommendation 2.1, Seismic Hazard and Screening Report2015-01-0808 January 2015
Request for Additional Information Associated with Near-Term Task Force Recommendation 2.1, Seismic Hazard and Screening Report
Project stage: Request
ML15096A5132015-04-27027 April 2015
Staff Assessment of Information Provided Pursuant to Title 10 of the Code of Federal Regulations Part 50, Section 50.54(f), Seismic Hazard Revaluations Relating to Recommendation 2.1 of the NTTF Review
Project stage: Other
RC-15-0071, Response to NRC Request for Additional Information Regarding Seismic Evaluation Related to Southeastern Catalog Changes2015-04-28028 April 2015
Response to NRC Request for Additional Information Regarding Seismic Evaluation Related to Southeastern Catalog Changes
Project stage: Response to RAI
RNP-RA/15-0031, Response to NRC Request for Additional Information Regarding Seismic Re-Evaluations Related to Southeastern Catalog Changes2015-04-29029 April 2015
Response to NRC Request for Additional Information Regarding Seismic Re-Evaluations Related to Southeastern Catalog Changes
Project stage: Response to RAI
ONS-2015-055, Second Response to Request for Additional Information Dated October 23, 2014, Related to Southeastern Catalog Changes and Seismic Re-Evaluations2015-04-30030 April 2015
Second Response to Request for Additional Information Dated October 23, 2014, Related to Southeastern Catalog Changes and Seismic Re-Evaluations
Project stage: Response to RAI
ML15182A0672015-07-20020 July 2015
Staff Assessment of Information Provided Pursuant to Title 10 of the Code of Federal Regulations Part 50, Section 50.54(F), Seismic Hazard Reevaluations for Recommendation 2.1 of the Near Term Task Force Review of Insights From..
Project stage: Approval
ML15201A0082015-07-22022 July 2015
Staff Assessment of Information Provided Pursuant to Title 10 of the Code of Federal Regulations Part 50, Section 50.54(f), Seismic Hazard Reevaluations for Recommendation 2.1 of the Near-Term Task Force Review
Project stage: Other
ML15226A1852015-09-0808 September 2015
Nuclear Regulatory Commission Plan for the Audit of Duke Energy Carolinas, LLC Interim Evaluations Associated with Reevaluated Seismic Hazard Implementing Near-Term Task Force Recommendation 2.1 - Seismic
Project stage: Other
ML16034A3252015-12-31031 December 2015
Revision 0 to Summary of Methodology Used for Seismic Capacity Evaluation of GMRS Mitigation Components
Project stage: Other
ONS-2016-007, Supplemental Information Related to the Expedited Seismic Evaluation Process (ESEP) Report in Response to the NRC Audit Described in Letter Dated September 2, 20152016-01-27027 January 2016
Supplemental Information Related to the Expedited Seismic Evaluation Process (ESEP) Report in Response to the NRC Audit Described in Letter Dated September 2, 2015
Project stage: Supplement
2014-03-20
[Table View] |
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Category:Letter
MONTHYEARML24297A6222024-10-11011 October 2024
PCA Letter to NRC Catawba Hurricane Helene
IR 05000413/20240112024-10-0101 October 2024
Biennial Problem Identification and Resolution Inspection Report 05000413/2024011 and 05000414/2024011
ML24255A8312024-09-23023 September 2024
Project Manager Assignment
ML24261B9782024-09-19019 September 2024
Notification of an NRC Fire Protection Team Inspection NRC Inspection Report 05000413-2024010, 05000414-2024010 and Request for Information
IR 05000413/20243012024-09-16016 September 2024
Operator Licensing Examination Approval 05000413/2024301 and 05000414/2024301
IR 05000414/20240912024-09-0505 September 2024
Final Significance Determination of a White Finding and Nov and Assessment Followup Letter-NRC Inspection Report 05000414-2024091
IR 05000413/20240052024-08-26026 August 2024
Updated Inspection Plan for Catawba Nuclear Station (Report 05000413/2024005 & 05000414/2024005)
ML24235A1542024-08-22022 August 2024
Notification of Target Set Inspection and Request for Information (NRC Inspection Report 05000413-2024402 and 05000414-2024402)
IR 05000413/20240022024-08-0808 August 2024
Integrated Inspection Report 05000413-2024002 and 05000414-2024002 and Apparent Violation
IR 05000413/20244032024-08-0101 August 2024
Information Request for the Cybersecurity Baseline Inspection, Notification to Perform Inspection 05000413/2024403; 05000414/2024403
ML24183A0972024-07-12012 July 2024
ISFSI; Catawba 1, 2 & ISFSI; McGuire 1, 2 & ISFSI; Oconee 1, 2, 3 & ISFSI; Shearon Harris 1; H. B. Robinson 2 & ISFSI; and Radioactive Package Shipping Under 10 CFR 71 (71-266 & 71-345) – Review of QA Program Changes EPID L-2024-LLQ-0002
ML24178A0552024-06-26026 June 2024
Requalification Program Inspection – Catawba Nuclear Station
IR 05000414/20240902024-06-24024 June 2024
NRC Inspection Report 05000414/2024090 and Preliminary White Finding and Apparent Violation
ML24170A8632024-06-11011 June 2024
Flowserve June 11, 2024, Part 21 Notification - Redacted Version for Publishing
ML24149A1772024-05-28028 May 2024
NRC Response to Duke Energy 2025 FOF Schedule Change Request (Catawba and McGuire)
ML24144A1162024-05-28028 May 2024
Notification of Inspection and Request for Information for NRC Problem Identification and Resolution Inspection
ML24141A0482024-05-17017 May 2024
EN 56958_1 Ametek Solidstate Controls, Inc
IR 05000413/20240012024-05-10010 May 2024
Integrated Inspection Report 05000413/2024001 and 05000414/2024001 and Apparent Violation
ML24095A1072024-04-0808 April 2024
– Review of the Spring 2023 Steam Generator Tube Inspection Report (C1R27)
ML24017A0652024-03-0808 March 2024
Issuance of Amendment Nos. 319 and 315 to Technical Specification 3.7.11, Control Room Area Chill Water System (Cracws)
IR 05000413/20230062024-02-28028 February 2024
Annual Assessment Letter for Catawba Nuclear Station Units 1 and 2 - (NRC Inspection Report 05000413/2023006 and 05000414/2023006)
IR 05000413/20230042024-02-0202 February 2024
– Integrated Inspection Report 05000413-2023004 and 05000414-2023004
ML24005A2512024-01-26026 January 2024
Exemption from Select Requirements of 10 CFR Part 73 - Security Notifications, Reports, and Recordkeeping and Suspicious Activity Reporting
ML23317A3462023-11-14014 November 2023
Duke Fleet - Correction Letter to License Amendment Nos. 312 & 340 Issuance of Amendments Regarding the Adoption of Technical Specifications Task Force Traveler TSTF-554, Revision 1
IR 05000413/20230102023-10-11011 October 2023
NRC Inspection Report 05000413/2023010 and 05000414/2023010
ML23256A0882023-09-25025 September 2023
Issuance of Alternative to Steam Generator Welds
ML23195A0782023-08-29029 August 2023
Issuance of Amendments Regarding the Adoption of Technical Specifications Task Force Traveler TSTF-554, Revision 1
IR 05000413/20230052023-08-25025 August 2023
Updated Inspection Plan for Catawba Nuclear Station Units 1 and 2 (Report 05000413/2023005 and 05000414/2023005)
ML23233A1692023-08-17017 August 2023
EN 56683 - Curtiss Wright, Interim Notification Report for PotentialPurt2l
IR 05000413/20230022023-07-25025 July 2023
Integrated Inspection Report 05000413/2023002 and 05000414/2023002
ML23207A0762023-07-14014 July 2023
EN 56557 - Update to Part 21 Report Re Potential Defect with Trane External Auto/Stop Emergency Stop Relay Card Pn: XI2650728-06
ML23237A2672023-06-13013 June 2023
June 13, 2002 - Meeting Announcement - McGuire and Catawba Nuclear Stations 50-369, 50-370 and 50-413, 50-414
ML23159A0052023-06-0505 June 2023
56557-EN 56557 - Paragon - Redlined
IR 05000413/20230012023-05-0505 May 2023
Integrated Inspection Report 05000413/2023001 and 05000414/2023001
ML23118A0762023-05-0101 May 2023
Approval for Use of Specific Provision of a Later Edition of the American Society of Mechanical Engineers Boiler and Pressure Vessel Code, Section XI
IR 05000413/20230112023-04-25025 April 2023
Focused Engineering Inspection Report 05000413/2023011 and 05000414/2023011
ML23107A2542023-04-14014 April 2023
301 Examination Report Letter and Report (Merged)
ML22332A4932023-03-10010 March 2023
William States Lee III 1 and 2 - Issuance of Amendments Regarding the Relocation of the Emergency Operations Facility
IR 05000413/20234012023-03-0101 March 2023
Security Baseline Inspection Report 05000413 2023401 and 05000414 2023401
IR 05000413/20220062023-03-0101 March 2023
Annual Assessment Letter for Catawba Nuclear Station, Units 1 and 2 (NRC Inspection Report 05000413/2022006 and 05000414/2022006)
IR 05000413/20233012023-02-17017 February 2023
Operator Licensing Examination Approval 05000413/2023301 and 05000414/2023301
IR 05000413/20220042023-01-31031 January 2023
Integrated Inspection Report 05000413/2022004 and 05000414/2022004
IR 05000413/20220112022-12-15015 December 2022
Biennial Problem Identification and Resolution Inspection Report 05000413/2022011 and 05000414/2022011
ML22356A0512022-12-14014 December 2022
Curtiss-Wright Nuclear Division, Letter Regarding Potential Efect in a Configuration of the 11/2 Inch Quick Disconnect Connector Cable Assemblies Supplied to Duke Energy (See Attached Spreadsheet) for a Total of 460 of Connectors Only Suppl
ML22096A0032022-11-18018 November 2022
McGuire Nuclear Station and Shearon Harris Nuclear Power Plant Authorization of RA-19-0352 Regarding Use of Alternative for RPV Head Closure Stud Examinations
IR 05000413/20224032022-11-17017 November 2022
Cyber Security Inspection Report 05000413/2022403 and 05000414/2022403 (Public)
ML22256A2532022-11-14014 November 2022
Issuance of Amendments Regarding the Adoption of Technical Specifications Task Force Traveler TSTF-541, Rev. 2
ML22319A0942022-11-10010 November 2022
EN 56219 - Flowserve. 10 CFR Part 21 Report 38878-8 Solenoid Valve at Duke, Catawba Flowserve Evaluation 105
IR 05000414/20220032022-10-31031 October 2022
Integrated Inspection Report 05000414/2022003 and 05000414/2022003
IR 05000413/20224022022-10-28028 October 2022
Security Baseline Inspection Report 05000413 2022402 and 05000414 2022402
2024-09-05
[Table view]
Category:Request for Additional Information (RAI)
MONTHYEARML24197A1702024-07-15015 July 2024
Request for Additional Information Two Proposed Alternatives (RA-23-0242) for the Inspection of Reactor Vessel Closure Head Penetrations
ML24150A1662024-05-29029 May 2024
Document Request for Catawba Nuclear Station Units 1 & 2 - Radiation Protection Inspection - Inspection Report 2024-03
ML23271A1792023-09-28028 September 2023
Request for Confirmation License Amendment Application to Revise Control Room Cooling TS 3.7.11
ML23151A3482023-05-30030 May 2023
Duke Fleet - Request for Additional Information Proposed Alternative for Pressurizer Welds in Accordance with 10 CFR 50.55a(z)(1)
ML23142A2732023-05-22022 May 2023
Duke Fleet - Request for Additional Information Proposed Alternative for Steam Generator Welds in Accordance with 10 CFR 50.55a(z)(1)
ML22336A0692022-11-28028 November 2022
Final 2023 Catawba Nuclear Station (CNS) Commercial Grade Dedication (CGD) Inspection Information Request
ML22154A1312022-06-0303 June 2022
NRR E-mail Capture - Catawba Nuclear Station, Units 1 and 2 - Request for Additional Information Environmentally-Assisted Fatigue License Renewal Commitment
ML22115A1412022-04-25025 April 2022
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2024-07-15
[Table view] |
Text
UNITED STATES NUCLEAR REGULATORY COMMISSION WASHINGTON, D.C. 20555-0001 November 25, 2014 Mr. Kelvin Henderson Site Vice President Duke Energy Carolinas, LLC Catawba Nuclear Station 4800 Concord Road York, SC 297 45
SUBJECT:
CATAWBA NUCLEAR STATION, UNITS 1 AND 2- REQUEST FOR ADDITIONAL INFORMATION ASSOCIATED WITH NEAR-TERM TASK FORCE RECOMMENDATION 2.1, SEISMIC HAZARD AND SCREENING REPORT (TAC NOS. MF3965 AND MF3966)
Dear Mr. Henderson:
By letter dated March 31, 2014 1 , to the U.S. Nuclear Regulatory Commission (NRC), Duke Energy Carolinas, LLC (Duke) the licensee for Catawba Nuclear Station, Units 1 and 2 (Catawba), submitted for NRC review the Seismic Hazard and Screening Report, Pursuant to Title 10 of the Code of Federal Regulations Part 50, Section 50.54(f), Response for Information Regarding Recommendation 2.1 of the Near-Term Task Force Review of Insights from the Fukushima Dai-ichi Accident.
The NRC staff has reviewed the information provided for Catawba's seismic hazard reevaluation and has determined that additional information is required to complete its review. Enclosed is a request for additional information (RAI) related to Section 2.3.2 "Development of Base Case Profiles and Nonlinear Material Properties" of the seismic hazard reevaluation report for the Catawba Nuclear Station. As discussed with your staff on November 13, 2014, it was agreed that a response would be provided no later than January 9, 2015.
1 Catawba Seismic Hazard Evaluation Report dated March 31, 2014, can be found under Agencywide Documents Access and Management System (ADAMS) Accession No. ML14093A052.
K. Henderson If you have any questions related to the enclosed RAisor response date, please contact me at 301-415-1115 or via e-mail at Nicholas.Difrancesco@nrc.gov.
Nicholas J. DiFrancesco, Senior Project Manager Hazards Management Branch Japan Lessons-Learned Division Office of Nuclear Reactor Regulation Docket Nos. 50-413 and 50-414
Enclosure:
Request for Additional Information cc w/encl: Distribution via Listserv
REQUEST FOR ADDITIONAL INFORMATION NEAR-TERM TASK FORCE RECOMMENDATION 2.1 SEISMIC HAZARD AND SCREENING REPORT CATAWBA NUCLEAR STATION UNITS 1 AND 2 DOCKET NOS. 50-413 & 50-414 By letter dated March 31,2014\ to the U.S. Nuclear Regulatory Commission (NRC), Duke Energy Carolinas, LCC (Duke) the licensee for Catawba Nuclear Station, Units 1 and 2 (Catawba),
submitted for NRC review the Seismic Hazard and Screening Report, Pursuant to Title 10 of the Code of Federal Regulations Part 50, Section 50.54(f) (hereafter referred to as the 50.54(f) letter),
Response for Information Regarding Recommendation 2.1 of the Near-Term Task Force Review of Insights from the Fukushima Dai-ichi Accident.
Review of the location of the SSE control point used in the site response profile According to the Catawba, Units 1 and 2 Final Safety Analysis Report (FSAR), the acceleration value for the Safe Shutdown Earthquake (SSE), chosen for foundations on closely jointed rock and slightly weathered rock, is 0.15 g. Section 2.3.2 of the Catawba Nuclear Station, Units 1 and 2 Seismic Hazard and Screening Report states that the SSE control point considered the inclusion of fill concrete in the site response profile.
The NRC Staff has reviewed the information submitted and has determined that the following request for additional information (RAI) below is needed to complete its review.
RAI # 1 2
Consistent with the 50.54(f) letter and the SPID guidance , and since the FSAR specifies the SSE control point for rock, please justify the inclusion of fill concrete in your site response profile as described in Section 2.3.2 of the Catawba Nuclear Station, Units 1 and 2 Seismic Hazard and Screening Report.
1 Catawba Seismic Hazard Evaluation Report dated March 31, 2014, can be found under Agencywide Documents Access and Management System (ADAMS) Accession No. ML14093A052.
2 The screening, prioritization, and implementation details (SPID) can be found under ADAMS Accession No. ML12333A170.
Enclosure
K. Henderson If you have any questions related to the enclosed RAI or response date, please contact me at 301-415-1115 or via e-mail at Nicholas. Difrancesco@nrc.gov.
Sincerely, IRA/
Nicholas J. DiFrancesco, Senior Project Manager Hazards Management Branch Japan Lessons-Learned Division Office of Nuclear Reactor Regulation Docket Nos. 50-413 and 50-414
Enclosure:
Request for Additional Information cc w/encl: Distribution via Listserv DISTRIBUTION:
PUBLIC RidsNrrDoriLpl2-1 RidsNrrOd JLD R/F RidsNrrLASLent NDiFrancesco, NRR RidsOeMaiiCenter RidsRgn2MaiiCenter DJackson, NRO RidsNrrPMCatawba AKock, NRO MJardaneh, NRO ADAMS Accession No: ML14303A192 OFFICE NRR/JLD/JHMB/PE NRR/JLD/JHMB/LA NRR/DORLILPL2-1 /PM* NRR/JLD/JHMB/BC NAME FVega SLent EM iller SWhaley DATE 10/31/14 10/31/14 11/25/14 11/25/14 OFFICE NRR/JLD/JHMB/PM NAME NDiFrancesco DATE 11/25/14 OFFICIAL RECORD COPY
