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 Issue dateTitleTopic
ML23256A08825 September 2023Issuance of Alternative to Steam Generator WeldsHydrostatic
Probabilistic Risk Assessment
Incorporated by reference
Finite Element Analysis
ML23230A06531 August 2023William B. McGuire Nuclear Station, Units 1 and 2 - Relief Request Use of Later Edition of ASME CodeIncorporated by reference
ML23159A27120 June 2023William B. McGuire Nuclear Station, Unit 1 - Relief Request Impractical Reactor System WeldsNondestructive Examination
VT-2
Incorporated by reference
ML23151A34830 May 2023Duke Fleet - Request for Additional Information Proposed Alternative for Pressurizer Welds in Accordance with 10 CFR 50.55a(z)(1)Incorporated by reference
ML23118A0761 May 2023Approval for Use of Specific Provision of a Later Edition of the American Society of Mechanical Engineers Boiler and Pressure Vessel Code, Section XIIncorporated by reference
RA-22-0257, Proposed Alternative for Pressurizer Welds in Accordance with 10 CFR 50.55a(z)(1)17 February 2023Proposed Alternative for Pressurizer Welds in Accordance with 10 CFR 50.55a(z)(1)Weld Overlay
Hydrostatic
Finite Element Analysis
Flow Accelerated Corrosion
Stress corrosion cracking
ML22096A00318 November 2022McGuire Nuclear Station and Shearon Harris Nuclear Power Plant Authorization of RA-19-0352 Regarding Use of Alternative for RPV Head Closure Stud ExaminationsAging Management
Stress corrosion cracking
License Renewal
Subsequent License Renewal
ML22266A07826 September 2022William B. Mcguire Nuclear Station, Unit 2 Pressurizer Power Operated Relief Valve Relief RequestStroke time
Incorporated by reference
ML22242A16030 August 2022Hardship Relief Request Pilot-Operated Relief Valve Acceptance Review Results
ML21306A15916 November 2021Request to Use Provisions of Later Edition and Addenda of the ASME Code, Section XI (EPID; L-2021-LLR-0048)Incorporated by reference
ML21029A33516 February 2021Request to Use a Provision of a Later Edition of the American Society of Mechanical Engineers Boiler and Pressure Vessel Code, Section XIVT-2
Incorporated by reference
ML20230A20521 August 2020Relief Request RA-20-0031, Delay to Update the Code of Record for Inservice InspectionNondestructive Examination
Incorporated by reference
ML19217A32414 August 2019Relief Request MC-SRV-NC-03, Alternate Testing for Pressurizer Power Operated Relief Valve Block Valve 2NC-35BPacking leak
Operational leakage
RA-19-0026, Response to Request for Additional Information (RAI) Regarding Proposed Alternative to the Depth Sizing Qualification Requirement of Appendix Viii, Supplements 2 and 10 (18-GO-001)11 February 2019Response to Request for Additional Information (RAI) Regarding Proposed Alternative to the Depth Sizing Qualification Requirement of Appendix Viii, Supplements 2 and 10 (18-GO-001)
RA-18-0180, Supplement to Relief Request for an Alternative to the Depth Sizing Qualification Requirement of Appendix Viii, Supplements 212 November 2018Supplement to Relief Request for an Alternative to the Depth Sizing Qualification Requirement of Appendix Viii, Supplements 2Eddy Current Testing
ML17331A08626 December 2017Alternative to Inservice Inspection Regarding Reactor Pressure Vessel ThreadsStress corrosion cracking
Thermal fatigue
ML17034A36222 February 2017Mcguire Nuclear Station, Unit 1 - Request 16-MN-002, Alternative to Defect Removal Prior to Performing Repair Activities on Nuclear Service Water System Piping ReliefWeld Overlay
Coatings
VT-2
Liquid penetrant
Through-Wall Leakage
ML16358A69617 January 2017Proposed Relief Request MC-SRV-NC-02, Alternate Testing for Pressurizer Power Operated Relief Valve (Porv) Block Valve 2NC-31BPacking leak
Stroke time
Operational leakage
ML16266A02618 October 2016Proposed Relief Request Serial No. 16-MN-003 for Alternate Repair of Nuclear Service Water PipingLiquid penetrant
Through-Wall Leak
ML16294A25413 October 2016Response to Request for Additional Information Regarding Relief Request 16-MN-002, Alternative to Defect Removal Prior to Performing Repair Activities on Nuclear Service Water System PipingVT-2
Through-Wall Leak
Through-Wall Leakage
ML16225A65411 August 2016Email - McGuire Unit No. 1: Acceptance REVIEW- Relief Request 16-MN-003 Alternative to Defect Removal Prior to Performing Temporary Repair Activities on Three-Inch-Diameter Nuclear Service Water System Piping.
MNS-16-062, Relief Request 16-MN-003 Alternative to Defect Removal Prior to Performing Temporary Repair Activities on Three-Inch-Diameter Nuclear Service Water System Piping10 August 2016Relief Request 16-MN-003 Alternative to Defect Removal Prior to Performing Temporary Repair Activities on Three-Inch-Diameter Nuclear Service Water System PipingThrough Wall Leak
ML16210A03828 July 2016Draft Relief Request Serial No. 16-MN-003
MNS-16-053, Relief Request 16-MN-002, Alternative to Defect Removal Prior to Performing Repair Activities on Nuclear Service Water System Piping23 June 2016Relief Request 16-MN-002, Alternative to Defect Removal Prior to Performing Repair Activities on Nuclear Service Water System PipingWeld Overlay
Coatings
Liquid penetrant
Through-Wall Leakage
ML16152A6018 June 2016Withdrawal of Relief Request
ML15232A54327 August 2015Proposed Relief Request 15-MN-001Stress corrosion cracking
Through-Wall Leak
Dissimilar Metal Weld
DM weld
ML14188C34814 July 2014Proposed Relief Request 13-MN-002Non-Destructive Examination
Internal Flooding
Probabilistic Risk Assessment
VT-2
Incorporated by reference
Flow Accelerated Corrosion
Large early release frequency
Dissimilar Metal Weld
Thermal fatigue
ML14013A24217 January 2014Proposed Relief Request Nos. MC-SRP-KC-01 and MC-SRP-ND-01 (TAC Nos. MF1164, MF1165, MF1166 and MF1167
ML13294A6098 November 2013Proposed Relief Request 12-MN-004 (TAC Nos. MF0508, MF0514, and MF0515)VT-2
Pressure Boundary Leakage
Unidentified leakage
Operational leakage
ML13010A55414 January 2013Proposed Relief Request 12-MN-002VT-2
Incorporated by reference
Thermal fatigue
ML12355A14929 November 2012Relief Request Serial # 12-MN-004 Limited Weld ExaminationsVT-2
ML12264A33824 September 2012Correction Letter for Approval Letter and Safety Evaluation for Relief Request 11-MN-002 Regarding the Extension of the Inservice Inspection Interval for Reactor Vessel Category B-A and B-D Welds
ML12123A1129 May 2012Request for Relief 12-MN-001, Relief Request for a Alternative Depth Sizing Criteria
ML11160A14423 June 2011Relief 10-MN-002, Extension of Volumetric Inspection of Steam Generator Primary Manway Studs for One Operating Cycle Beyond the Third 10-Year Inservice Inspection Interval End DateVT-2
Incorporated by reference
Eddy Current Testing
ML10158042214 June 2010Relief 09-MN-005 for Alternative Leakage Testing for Various American Society of Mechanical Engineers (ASME) Boiler and Pressure Vessel Code (Code) Class 1 Piping and Components During the Third 10-Year InserviceHydrostatic
VT-2
Incorporated by reference
Stress corrosion cracking
Pressure boundary leak
Through-Wall Leakage
Thermal fatigue
ML1006200184 March 2010Relief 09-MN-007 for Reactor Vessel Core Flood Nozzle Weld Examinations During the Third 10-Year Inservice InspectionIncorporated by reference
Dissimilar Metal Weld
ML09114006613 May 2009Request for Relief 08-MN-003 for Reactor Vessel Hot Leg Nozzle to Safe End and Safe-End to Pipe Welds Examinations, TAC MD9614Incorporated by reference
Dissimilar Metal Weld
ML0921706584 May 2009Submittal of Relief Request Serial No. 09-MN-002Weld Overlay
Coatings
Nondestructive Examination
Through-Wall Leakage
ML08149047116 May 2008Relief Request 08-MN-001VT-2
ML0715604168 June 2007Withdrawal of Relief Requests Associated with Pump Vibration (MD3253 Through MD3290)
ML07121024919 April 2007Relief Request 07-GO-0001. Proposed Alternative Approach Supports Application of Full Structural Weld Overlays on Various Pressurizer Nozzle-to-Safe End WeldsWeld Overlay
Dissimilar Metal Weld
ML06262026111 September 2006Relief Request 06-GO-001 Request for Additional InformationWeld Overlay
Stress corrosion cracking
Dissimilar Metal Weld
ML06153038716 August 2006Request for Relief 05-MN-01, for Third 10-Year Interval Inservice Inspection Program PlanNondestructive Examination
Incorporated by reference
Unidentified leakage
ML06349039927 July 2006Relief Request 06-GO-001Non-Destructive Examination
Weld Overlay
Hydrostatic
Nondestructive Examination
Stress corrosion cracking
Liquid penetrant
Dissimilar Metal Weld
ML0524502576 September 2005Relief Requests for Third 10-Year Pump & Valve Inservice Testing ProgramTemporary Modification
Scaffolding
ML05146017923 May 2005Request for Relief, ISI Request for 04-MN-02, 04-MN-03 and 04-MN-04Incorporated by reference
Stress corrosion cracking
Liquid penetrant
Thermal fatigue
ML05061056618 March 2005Review of RR-03-05, Pressurizer Support Skirt WeldsHigh Radiation Area
Incorporated by reference
ML05067046724 February 2005Inservice Testing Program Relief Request MC-SRP-NS-01, Request for Additional Information (RAI)Temporary Modification
Thermography
ML0434400722 December 2004Supplement to Relief Request No. 01-003VT-2
ML04306023117 November 2004Relief Request, Use of a Later Edition of the ASME Section XI Code for the Remainder of the Third 10-year Inspection Interval RR-03-001. TAC No MC2767Incorporated by reference