|
|
| Line 41: |
Line 41: |
| ENCLOSURE REQUEST FOR ADDITIONAL INFORMATION 2013 STEAM GENERATOR INSPECTIONS PALO VERDE NUCLEAR GENERATING STATION, UNIT 1 DOCKET NO. 50-528 TAC NO. MF2944 | | ENCLOSURE REQUEST FOR ADDITIONAL INFORMATION 2013 STEAM GENERATOR INSPECTIONS PALO VERDE NUCLEAR GENERATING STATION, UNIT 1 DOCKET NO. 50-528 TAC NO. MF2944 |
|
| |
|
| By letter dated October 16, 2013 (Agencywide Documents Access and Management System (ADAMS) Accession No. ML13294A021), Arizona Public Service Company (the licensee) submitted information pertaining to their 2013 steam generator (SG) inspections at the Palo Verde Nuclear Generating Station, Unit 1. These inspections were performed during the seventeenth refueling outage of Unit 1. In order to complete its review of the documents listed above, the staff requests the following additional information: | | By letter dated October 16, 2013 (Agencywide Documents Access and Management System (ADAMS) Accession No. ML13294A021), Arizona Public Service Company (the licensee) submitted information pertaining to their 2013 steam generator (SG) inspections at the Palo Verde Nuclear Generating Station, Unit 1. These inspections were performed during the seventeenth refueling outage of Unit 1. In order to complete its review of the documents listed above, the staff requests the following additional information: |
| : 1. The report indicates that half of a castle nut from a feedwater heater was found in the cold-leg annulus region of SG 12. Please discuss whether the other half of the nut was retrieved and/or assessed for possibly causing additional tube wear. | | : 1. The report indicates that half of a castle nut from a feedwater heater was found in the cold-leg annulus region of SG 12. Please discuss whether the other half of the nut was retrieved and/or assessed for possibly causing additional tube wear. |
| : 2. Please provide the effective full power years of operation for the last several refueling outages/SG inspection outages. | | : 2. Please provide the effective full power years of operation for the last several refueling outages/SG inspection outages. |
| : 3. The SG Inspection Report indicated that no severe erosion or corrosion was found during the visual inspection of the wet layup recirculation piping. With respect to the secondary side visual inspections (including the inspections of the wet layup recirculation piping), please discuss whether any erosion or corrosion was identified. If so, please discuss the nature/severity of the degradation. | | : 3. The SG Inspection Report indicated that no severe erosion or corrosion was found during the visual inspection of the wet layup recirculation piping. With respect to the secondary side visual inspections (including the inspections of the wet layup recirculation piping), please discuss whether any erosion or corrosion was identified. If so, please discuss the nature/severity of the degradation. |
| : 4. Please discuss the scope and results of any primary channel head inspections, if any were performed.}} | | : 4. Please discuss the scope and results of any primary channel head inspections, if any were performed.}} |
Revision as of 11:33, 28 April 2019
Letter Sequence RAI |
|---|
|
|
MONTHYEARML13294A0212013-10-16016 October 2013
Steam Generator Tube Inspection Report
Project stage: Request
ML14027A0322014-01-24024 January 2014
NRR E-mail Capture - Request for Additional Information - Palo Verde Unit 1 Steam Generator Inspection Report
Project stage: RAI
ML14056A1962014-02-20020 February 2014
Response to NRC Request for Additional Information 2013 Steam Generator Tube Inspections
Project stage: Response to RAI
ML14149A1432014-06-0202 June 2014
Review of the 2013 Steam Generator Tube Inspections
Project stage: Approval
2014-01-24
[Table View] |
|
|---|
Category:E-Mail
MONTHYEARML24297A6212024-10-22022 October 2024
Request for Additional Information Relief Request (RR) No. 72: Re-Submittal of RR-39/ASME Code X1 IWC-3420, IWA-3300
ML24267A2172024-09-23023 September 2024
(E-Mail) Palo Verde Nuclear Generating Station Units 1, 2, and 3 License Amendment Request to Revise the Technical Specifications 3.5.1 and 3.5.2 Safety Injection Tank Pressure Bands, and to Use GOTHIC Code
ML24257A1012024-09-11011 September 2024
Request for Additional Information License Renewal Commitment for AMP of Alloy 600 Components
ML24248A2632024-09-0404 September 2024
Acceptance Review of Palo Verde Nuclear Generating Station, Units 1, 2, and 3, Relief Request (RR) No. 71: Re?Submittal of RR?30
ML24242A2812024-08-26026 August 2024
RR72 Acceptance 08/27/24 - La Jr
ML24221A2382024-08-0606 August 2024
Change in Estimated Review Schedule and Level of Effort for Palo Verde Units 1, 2, and 3
ML24143A1112024-05-20020 May 2024
Draft 2nd Round Request for RAIs Concerning LAR to Modify LCO for TS 3.5.2, LCO for TS 3.6.5, and Surveillance Requirements 3.5.1.2 and 3.5.2.2 for TS 3.5.1 and TS 3.5.2
ML24138A1112024-05-16016 May 2024
Draft 2nd Round Request for Additional Information (Rais) Concerning License Amendment Request (LAR) to Modify Limiting Condition for Operation (LCO) for Technical Specification (TS) 3.5.2
ML24123A2002024-05-0101 May 2024
(E-Mail) Draft 2nd Round Request for Additional Information Concerning License Amendment Request to Modify Limiting Condition for Operation (LCO) for Technical Specification (TS) 3.5.2, LCO for TS 3.6.5, 3.5.1.2 and 3.5.2.2 for TS 3.5.1, a
ML24120A2612024-05-0101 May 2024
Email Acceptance Review of Requested Licensing Action License Renewal Commitment 23A, Alloy 600 Management Program Plan
ML24114A2812024-04-19019 April 2024
Request for Additional Information (RAI-10150-R1)
ML24103A1222024-04-11011 April 2024
– Acceptance of Requested Licensing Action Re_ License Amendment Request to Revise Technical Specifications 3
ML24011A1002024-01-10010 January 2024
March 2024 Emergency Preparedness Program Inspection - Request for Information
ML23334A1612023-11-30030 November 2023
NRR E-mail Capture - Palo Verde 1, 2, and 3 - RAIs Associated with License Renewal Commitment for Pressurizer Surge Line Welds Inspection Program to Manage Environmentally Assisted Fatigue
ML23334A0072023-11-29029 November 2023
NRR E-mail Capture - Palo Verde 1, 2, and 3 - Official RAIs for LAR That Revises TSs 3.5.1, SITs - Operating; 3.5.2, SIT Shutdown; 3.6.5, Containment Air Temperature; and SRs for TS 3.5.1, SITs Operating
ML23298A1232023-10-25025 October 2023
NRR E-mail Capture - Palo Verde, Unit 1 - RAIs for Relief Request 70, Proposed Alternatives for Pressurizer Lower Shell Temperature Nozzle
ML23243B0082023-08-31031 August 2023
NRR E-mail Capture - Action: Opportunity to Review and Comment on a New NRC Information Collection, 10 CFR Part 50.55a, Codes and Standards (3150-XXXX)
ML23233A0132023-08-18018 August 2023
NRR E-mail Capture - Palo Verde 1, 2, and 3 - Acceptance Review of License Renewal Commitment for Pressurizer Surge Line Welds Inspection Program to Manage Environmentally Assisted Fatigue
ML23220A0512023-08-0303 August 2023
NRR E-mail Capture - Re Palo Verde 1, 2, and 3 - SUNSI Review of UFSAR, Rev. 22
ML23202A0162023-07-20020 July 2023
NRR E-mail Capture - Palo Verde 1, 2, and 3 - Acceptance Review of LAR to Revise TSs 3.5.1, SITs - Operating; 3.5.2, SIT Shutdown; 3.6.5, Containment Air Temperature; and SRs for TS 3.5.1, SITs Operating
ML23143A1332023-05-23023 May 2023
NRR E-mail Capture - Palo Verde 1, 2, and 3 - Acceptance Review of LAR Revising TS 3.3.11 to Adopt TSTF-266-A, Rev. 3, Eliminate the Remote Shutdown System Table of Instrumentation and Controls
ML23130A0132023-05-10010 May 2023
NRR E-mail Capture - Palo Verde 1, 2, and 3 - Acceptance Review for Authorized Use of Mururoa Supplied Air Suits (Models V4F1 and MTH2) Pursuant to 10 CFR 20.1703 and 10 CFR 20.1705
ML23017A0932023-01-17017 January 2023
NRR E-mail Capture - Palo Verde - Acceptance of License Amendment Request Regarding Adoption of TSTF-107, Separate Control Rods That Are Untrippable Versus Inoperable (L-2022-LLA-0181)
ML23013A0632023-01-13013 January 2023
NRR E-mail Capture - Palo Verde Unit 1 -Request for Additional Information - U1R23 Inspection Summary Report for Steam Generator Tubing
ML22348A1672022-12-14014 December 2022
March 2023 Emergency Preparedness Exercise Inspection - Request for Information
ML22339A2372022-12-0505 December 2022
NRR E-mail Capture - Palo Verde Unit 1 – Request for Additional Information - U1R23 Inspection Summary Report for Steam Generator Tubing
ML22173A0682022-06-17017 June 2022
Email Concurrence on SE Input for Columbia Pltr LAR
ML22167A1872022-06-16016 June 2022
NRR E-mail Capture - Palo Verde 1, 2, and 3 - Revised Acceptance Review of LAR to Adopt TSTF-567, Add Containment Sump TS to Address GSI-191 Issues
ML22136A0922022-05-16016 May 2022
NRR E-mail Capture - Palo Verde 1, 2, and 3 - Acceptance Review of LAR to Adopt TSTF-487-A, Revision 1, Relocate DNB Parameters to the COLR
ML22075A1902022-03-16016 March 2022
NRR E-mail Capture - Palo Verde 1, 2, and 3 - Acceptance Review of LAR to Adopt TSTF-567, Add Containment Sump TS to Address GSI-191 Issues
ML22055A5842022-02-24024 February 2022
NRR E-mail Capture - Palo Verde, Unit 3 - Final RAIs for 22nd Refueling Outage (Spring 2021) Steam Generator Tube Inservice Inspection Report
ML22034A0132022-02-0202 February 2022
NRR E-mail Capture - Palo Verde, Unit 2 - Verbal Approval of RR-69 to Extend Containment Tendon Inspection from 2/8/22 to 6/8/22
ML22032A0312022-01-31031 January 2022
NRR E-mail Capture - Palo Verde 1, 2, and 3 - Acceptance Review for an Exemption Regarding Elimination of Dafas Using RIPE Process
ML22025A4012022-01-0303 January 2022
March 2022 Emergency Preparedness Program Inspection - Request for Information
ML21333A1982021-11-19019 November 2021
NRC Review of PVNGS Training Needs Analysis and Training Required by Condition I of the Confirmatory Order EA-20-054
ML21306A1882021-10-18018 October 2021
NRR E-mail Capture - Palo Verde 1, 2, and 3 - Second Pre-submittal Meeting for the Proposed Exemption to Eliminate Dafas Using RIPE Process
ML21272A0592021-09-28028 September 2021
NRR E-mail Capture - Palo Verde 1, 2, and 3 - SUNSI Review of UFSAR, Rev. 21
ML21264A1352021-09-17017 September 2021
NRR E-mail Capture - Palo Verde 1, 2 and 3 - Acceptance Review of LAR Associated with Permanent Extension of Containment ILRT Frequency to 15 Years (Type a) and CIV Leak Rate Test Frequency to 75 Months (Type C)
ML21237A0762021-08-25025 August 2021
NRR E-mail Capture - Palo Verde 1, 2, and 3 - Acceptance Review of RR-67, Request for Alternative Frequency to Containment Unbonded Post-Tensioning System Inservice Inspection
ML21228A0082021-08-16016 August 2021
NRR E-mail Capture - Palo Verde 1, 2, and 3 - Acceptance Review of an LAR for Administrative Changes to Technical Specifications
ML21228A1042021-08-12012 August 2021
RR-67, Request for Alternative Frequency to Containment Unbonded Post-Tensioning System Inservice Inspection (EPID L-2021-LLR-0050) (Email)
ML21237A5172021-08-10010 August 2021
Email to PV Licensee and Palo Verde Nuclear Generating Station, Units 1, 2 and 3 - Notification of Inspection of the Licensees Implementation Industry Initiative Associated with the Open Phase Condition (NRC Bulletin 2012-01) and Request Fo
ML21160A1442021-06-0909 June 2021
NRR E-mail Capture - Palo Verde 1 and, 2 - Acceptance Review for Order Approving Transfers of Control of Licenses for Minority Interests Subject to Expiring Leases
ML21154A0082021-05-26026 May 2021
NRR E-mail Capture - Palo Verde 1, 2 and 3 - Official RAIs for LAR Associated with Permanent Extension of Containment ILRT Frequency to 15 Years (Type a) and CIV Leak Rate Test Frequency to 75 Months (Type C)
ML21146A3342021-05-14014 May 2021
ISFSI - Final Package for an Order Associated with Indirect Transfers of Control of Licenses from Pnm to Avangrid
ML21132A2372021-05-12012 May 2021
NRR E-mail Capture - Palo Verde 1, 2, and 3, and ISFSI - Final Package for an Order Associated with Indirect Transfers of Control of Licenses from Pnm to Avangrid
ML21103A3632021-04-13013 April 2021
NRR E-mail Capture - Palo Verde 1, 2, and 3 - Acceptance Review for Indirect Transfer of Control of Licenses Pursuant to 10 CFR 50.80 and 10 CFR 72.50
ML21064A2372021-03-0303 March 2021
ISI Request for Information Rls
ML21053A0262021-02-22022 February 2021
NRR E-mail Capture - Palo Verde 1, 2 and 3 - Acceptance Review of LAR Associated with Permanent Extension of Containment ILRT Frequency to 15 Years (Type a) and CIV Leak Rate Test Frequency to 75 Months (Type C)
ML21043A1462021-02-11011 February 2021
NRR E-mail Capture - Palo Verde 1, 2, and 3 - Official RAI for an Order Associated with Indirect License Transfer from Public Service Company of New Mexico to Avangrid, Inc
2024-09-04
[Table view] |
Text
1 NRR-PMDAPEm Resource From: George, Andrea Sent: Friday, January 24, 2014 1:26 PM To: robert.roehler@aps.com Cc: carl.stephenson@aps.com; Kulesa, Gloria; J ohnson, Andrew; Karwoski, Kenneth; Singal, Balwant
Subject:
Request for Additional Information - Palo Ver de Unit 1 Steam Generator Inspection Report (TAC No. MF2944)
Attachments:
RAIs - ESGB Palo Verde 2013 SG Inspection Report.docx Rob:
By letter dated October 16, 2013 (Agencywide Documents Access and Management System (ADAMS) Accession Number ML13294A021), Arizona Public Service Company (the licensee) submitted the Unit 1 Steam Generator Inspection Report pertaining to SG inspections performed during the seventeenth refueling
outage of Unit 1. The U.S. Nuclear Regulatory Commission (NRC) staff has reviewed the submittal and requests additional information (RAI) as detailed in the attachment.
Draft RAIs were issued on January 14, 2014. A clarification was held on January 24, 2014. it was agreed that APS will respond to these RAIs within 30 days, which is February 23, 2014. Please treat this e-mail as transmittal of formal RAIs. If circumstances result in the need to revise the requested response date, please
contact me at (301) 415-1081 or via email at andrea.george@nrc.gov.
Thank you, Annie Andrea George, Project Manager Plant Licensing Branch IV-1 Division of Operating Reactor Licensing Office of Nuclear Reactor Regulation 301-415-1081
Hearing Identifier: NRR_PMDA Email Number: 1040 Mail Envelope Properties (Andrea.George@nrc.gov20140124132600)
Subject:
Request for Additional Information - Palo Verde Unit 1 Steam Generator Inspection Report (TAC No. MF2944) Sent Date: 1/24/2014 1:26:00 PM Received Date: 1/24/2014 1:26:00 PM From: George, Andrea Created By: Andrea.George@nrc.gov Recipients: "carl.stephenson@aps.com" <carl.stephenson@aps.com> Tracking Status: None "Kulesa, Gloria" <Gloria.Kulesa@nrc.gov> Tracking Status: None "Johnson, Andrew" <Andrew.Johnson@nrc.gov>
Tracking Status: None "Karwoski, Kenneth" <Kenneth.Karwoski@nrc.gov> Tracking Status: None "Singal, Balwant" <Balwant.Singal@nrc.gov> Tracking Status: None "robert.roehler@aps.com" <robert.roehler@aps.com>
Tracking Status: None Post Office: Files Size Date & Time MESSAGE 1131 1/24/2014 1:26:00 PM RAIs - ESGB Palo Verde 2013 SG Inspection Report.docx 28275 Options Priority: Standard Return Notification: No Reply Requested: No Sensitivity: Normal Expiration Date: Recipients Received:
ENCLOSURE REQUEST FOR ADDITIONAL INFORMATION 2013 STEAM GENERATOR INSPECTIONS PALO VERDE NUCLEAR GENERATING STATION, UNIT 1 DOCKET NO. 50-528 TAC NO. MF2944
By letter dated October 16, 2013 (Agencywide Documents Access and Management System (ADAMS) Accession No. ML13294A021), Arizona Public Service Company (the licensee) submitted information pertaining to their 2013 steam generator (SG) inspections at the Palo Verde Nuclear Generating Station, Unit 1. These inspections were performed during the seventeenth refueling outage of Unit 1. In order to complete its review of the documents listed above, the staff requests the following additional information:
- 1. The report indicates that half of a castle nut from a feedwater heater was found in the cold-leg annulus region of SG 12. Please discuss whether the other half of the nut was retrieved and/or assessed for possibly causing additional tube wear.
- 2. Please provide the effective full power years of operation for the last several refueling outages/SG inspection outages.
- 3. The SG Inspection Report indicated that no severe erosion or corrosion was found during the visual inspection of the wet layup recirculation piping. With respect to the secondary side visual inspections (including the inspections of the wet layup recirculation piping), please discuss whether any erosion or corrosion was identified. If so, please discuss the nature/severity of the degradation.
- 4. Please discuss the scope and results of any primary channel head inspections, if any were performed.
