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	Issue date	Title	Topic
RS-23-114, Proposed Alternative for Examination of Pressurizer Circumferential and Longitudinal Shell-to-Head Welds and Nozzle-to-Vessel Welds	1 November 2023	Proposed Alternative for Examination of Pressurizer Circumferential and Longitudinal Shell-to-Head Welds and Nozzle-to-Vessel Welds	Hydrostatic VT-2 Finite Element Analysis Flow Accelerated Corrosion Stress corrosion cracking License Renewal Thermal fatigue
RS-23-108, Proposed Alternative for Examinations of Examination Categories B-B, B-D, and C-A Steam Generator Pressure Retaining Welds and Full Penetration Welded Nozzles	11 October 2023	Proposed Alternative for Examinations of Examination Categories B-B, B-D, and C-A Steam Generator Pressure Retaining Welds and Full Penetration Welded Nozzles	Finite Element Analysis Aging Management Flow Accelerated Corrosion Stress corrosion cracking License Renewal Subsequent License Renewal Power Uprate
RS-23-105, Proposed Alternative for Examinations of Examination Category C-B Steam Generator Nozzle-to-Shell Welds and Nozzle Inside Radius Sections	10 October 2023	Proposed Alternative for Examinations of Examination Category C-B Steam Generator Nozzle-to-Shell Welds and Nozzle Inside Radius Sections	Finite Element Analysis Aging Management Flow Accelerated Corrosion Stress corrosion cracking License Renewal Subsequent License Renewal
ML23255A104	11 August 2023	Slides - Constellation - Pre-Application EP 9/18/2023 Draft CEG Presubmittal SG Performance Monitoring Plan Meeting Handout	Subsequent License Renewal
RS-23-056, Response to Request for Additional Information to Braidwood Station, Unit 1, and Byron Station, Unit 1, for Steam Generator License Renewal Response to Commitment 10	20 April 2023	Response to Request for Additional Information to Braidwood Station, Unit 1, and Byron Station, Unit 1, for Steam Generator License Renewal Response to Commitment 10	Non-Destructive Examination Stress corrosion cracking Code Reconciliation License Renewal Power Uprate Affidavit
RS-23-040, Constellation Energy Generation, LLC, Supplemental Information - Proposed Alternatives Related to the Steam Generators	21 February 2023	Constellation Energy Generation, LLC, Supplemental Information - Proposed Alternatives Related to the Steam Generators
ML22307A246	10 November 2022	Proposed Alternative to the Requirements of the American Society of Mechanical Engineers Boiler & Pressure Vessel Code (EPIDs L-2021-LLR-0035 and L-2021-LLR-0036)	Probabilistic Risk Assessment Incorporated by reference
RS-22-110, Supplemental Information - Proposed Alternatives Related to the Steam Generators and Request.	20 September 2022	Supplemental Information - Proposed Alternatives Related to the Steam Generators and Request.	Non-Destructive Examination Scaffolding
RS-22-071, License Renewal Response to Commitment 10 - Evaluation of Possible PWSCC Crack Initiation and Propagation in the Steam Generator Channel Head Assembly and Tube-to-Tubesheet Welds	7 June 2022	License Renewal Response to Commitment 10 - Evaluation of Possible PWSCC Crack Initiation and Propagation in the Steam Generator Channel Head Assembly and Tube-to-Tubesheet Welds	Non-Destructive Examination Stress corrosion cracking Code Reconciliation License Renewal Power Uprate
ML22105A072	15 April 2022	NRR E-mail Capture - Braidwood/Byron Verbal Authorization for Proposed Alternative I4R-15/I4R-21
RS-22-050, Supplemental Information - Proposed Alternative for Examination of Pressurizer Circumferential and Longitudinal Shell-to-Head Welds and Nozzle-to-Vessel Welds	8 April 2022	Supplemental Information - Proposed Alternative for Examination of Pressurizer Circumferential and Longitudinal Shell-to-Head Welds and Nozzle-to-Vessel Welds
ML21008A397	17 December 2020	Byron/Braidwood Stations - Revision 18 to Updated Final Safety Analysis Report, Appendix F, Updated Final Safety Analysis Report Supplement (License Renewal)	Boric Acid Ultimate heat sink Non-Destructive Examination Fire Barrier Hydrostatic Coatings High Energy Line Break Aging Management Flow Accelerated Corrosion Stress corrosion cracking Eddy Current Testing Moisture barrier License Renewal Liquid penetrant Through-Wall Leakage Overspeed trip Thermography Thermal fatigue Water hammer
ML17047A038	24 February 2017	Request I4R-11 Relief from the Requirements of the American Society of Mechanical Engineers Boiler and Pressure Vessel Code (ASME Code)	Boric Acid Nondestructive Examination Incorporated by reference Finite Element Analysis Stress corrosion cracking Liquid penetrant
RS-16-224, Relief Request for Alternative Requirements for the Repair and Examination of Reactor Vessel Head Penetrations for the Fourth Inservice Inspection Interval	8 November 2016	Relief Request for Alternative Requirements for the Repair and Examination of Reactor Vessel Head Penetrations for the Fourth Inservice Inspection Interval	Nondestructive Examination Finite Element Analysis Stress corrosion cracking License Renewal Liquid penetrant Exclusive Use Affidavit
RS-16-142, Proposed Alternative for Examination of ASME Section XI, Examination Category B-G-1, Item Number B6.40, Threads in Flange	31 October 2016	Proposed Alternative for Examination of ASME Section XI, Examination Category B-G-1, Item Number B6.40, Threads in Flange	Finite Element Analysis Stress corrosion cracking Weak link
ML16300A036	26 October 2016	Fourth Ten-Year Interval Inservice Inspection Program	Safe Shutdown Boric Acid Weld Overlay Hydrostatic Coatings Nondestructive Examination VT-2 Incorporated by reference High Energy Line Break Aging Management Flow Accelerated Corrosion Stress corrosion cracking Moisture barrier License Renewal Earthquake Through-Wall Leak Through-Wall Leakage Dissimilar Metal Weld Thermography Thermal fatigue
ML16109A337	27 April 2016	Relief from the Requirements of the ASME Code (CAC Nos. MF6715, MF6716, MF6717, and MF6718)	Boric Acid Nondestructive Examination Incorporated by reference Finite Element Analysis Stress corrosion cracking License Renewal
ML15350A041	31 December 2015	NUREG-2190 V2 - Safety Evaluation Report, Related to the License Renewal of Byron Station, Units 1 and 2, and Braidwood Station, Units 1 and 2.	Boric Acid Ultimate heat sink Fire Barrier Anticipated operational occurrence Safe Shutdown Earthquake Weld Overlay Coatings Operating Basis Earthquake Nondestructive Examination VT-2 Incorporated by reference Finite Element Analysis B.5.b Aging Management Pressure and Temperature Limits Report Flow Accelerated Corrosion Stress corrosion cracking Integrated leak rate test Eddy Current Testing Moisture barrier License Renewal Earthquake Control of Heavy Loads Liquid penetrant Flow Induced Vibration Power Uprate Measurement Uncertainty Recapture Thermal fatigue
ML15259A049	11 September 2015	Units 1 and 2 - Head Penetrations with Nozzles Having Pressure-Retaining Partial-Penetration J-Groove Welds	Nondestructive Examination Finite Element Analysis Stress corrosion cracking License Renewal Liquid penetrant Affidavit
RS-15-236, Braidwood Station, Units 1 and 2 & Byron Station, Units 1 and 2 - Head Penetrations with Nozzles Having Pressure-Retaining Partial-Penetration J-Groove Welds	11 September 2015	Braidwood Station, Units 1 and 2 & Byron Station, Units 1 and 2 - Head Penetrations with Nozzles Having Pressure-Retaining Partial-Penetration J-Groove Welds	Nondestructive Examination Finite Element Analysis Stress corrosion cracking License Renewal Liquid penetrant Affidavit
RS-15-035, Update to Report the Completion of Commitment 47, Related to the Braidwood Station, Units 1 and 2, and Byron Station, Units 1 and 2, License Renewal Application	23 January 2015	Update to Report the Completion of Commitment 47, Related to the Braidwood Station, Units 1 and 2, and Byron Station, Units 1 and 2, License Renewal Application	Hydrostatic VT-2 Aging Management License Renewal
RS-14-084, Responses to NRC Requests for Additional Information, Set 10, Dated February 26, 2014 Related to the License Renewal Application	28 March 2014	Responses to NRC Requests for Additional Information, Set 10, Dated February 26, 2014 Related to the License Renewal Application	Loop seal Safe Shutdown Earthquake VT-2 Aging Management Flow Accelerated Corrosion Stress corrosion cracking License Renewal Earthquake Flow Induced Vibration Affidavit
RS-13-285, Bryon, Units 1 and 2, Updated Responses to Two NRC Requests for Additional Information from Set 1, Dated October 7, 2013, Related to the License Renewal Application	19 December 2013	Bryon, Units 1 and 2, Updated Responses to Two NRC Requests for Additional Information from Set 1, Dated October 7, 2013, Related to the License Renewal Application	Boric Acid Hydrostatic VT-2 Aging Management Intergranular Stress Corrosion Cracking Stress corrosion cracking License Renewal
ML070680099	29 March 2007	Requests for Relief, Evaluation of Proposed Alternatives for Inservice Inspection Examination Requirements for Third 10-Year Interval Inservice Inspection Program Plan, MD3661, MD3662, and MD3663	Nondestructive Examination Incorporated by reference Dissimilar Metal Weld
ML050450576	25 February 2005	2/25/05, Byron - Request for Relief I2R-50 from the American Society of Mechanical Engineers Boiler and Pressure Vessel Code	Incorporated by reference Dissimilar Metal Weld
ML20198B927	9 December 1998	Forwards First 10-yr ISI Program Relief Requests NR-26, Limited Volumetric Exam of RCS Weld Due to Whip Restraint Obstruction & NR-27 & NR-28,volumetric Exam of RPV Circumferential Shell Weld	Hydrostatic VT-2
ML20238F655	28 August 1998	SE Authorizing Licensee Request for Relief NR-20,Rev 1 & NR-25,Rev 0 Re Relief from Examination Requirement of Applicable ASME BPV Code,Section XI for First ISI Interval Exams	VT-2 Incorporated by reference
ML20198J565	15 October 1997	Forwards Proprietery Rev 1 to WCAP-12045 & non-proprietary WCAP-12046,which Both Demonstrate That Indication Detected in Nozzle Shell-to-Intermediate Shell Weld Is Acceptable to Continue Svc.Proprietary Rept Withheld,Per 10CFR2.790(a)4	Affidavit
ML20132E838	16 December 1996	Forwards Response to Request for Addl Info Re Various Aspects of Second 10 Yr ISI Program	VT-2
ML20115J945	15 July 1996	Provides Info Re Ultrasonic Exam of Rv Welds for Plant.Info Re Plant First Ten Yr Interval ISI Program Relief Request NR-20 Encl	VT-2
ML20078F178	20 January 1995	Forwards Results of Last ASME Section XI ISI of Byron Unit 1 RHR HX Nozzle to Vessel Welds as Requested in 950116 Telcon. Insps Conducted During Byron Unit 1 Cycle 5 Refuel Outage Which Began 930205 & Concluded 930410
ML20078F186	20 January 1995	Refuel Outage B1R05 RHR HX Nozzles Ultrasonic Indication Summary	Stress corrosion cracking
ML20101B313	27 May 1992	Submits Results of RHR Heat Exchanger Inservice Insps. Results of Analysis Confirm That RHR Heat Exchangers Acceptable,Without Repair,For Continued Svc	Stress corrosion cracking Liquid penetrant
ML031140549	7 November 1991	Withdrawn NRC Generic Letter 1991-018: Information to Licensees Regarding Two NRC Inspection Manual Sections on Resolution of Degraded and Nonconforming Conditions and on Operability	Safe Shutdown Unanalyzed Condition Fitness for Duty Probabilistic Risk Assessment Condition Adverse to Quality Missed surveillance Operability Determination Exemption Request Pressure Boundary Leakage Backfit Operational leakage

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