Semantic search

This page or action requires JavaScript to work. Please enable JavaScript in your browser or use a browser where it is supported, so that functionality can be provided as requested. For further assistance, please have a look at the noscript help page.

Search Clear all entries

	Issue date	Site	Company⠉	Title	Topic
RA-20-0334, Relief Request to Utilize an Alternative Acceptance Criteria for Code Case N-853, - PWR Class 1 Primary Piping Alloy 600 Full Penetration Branch Connection Weld Metal Buildup for Material Susceptible to Primary	4 May 2021	Oconee	Duke Energy	Relief Request to Utilize an Alternative Acceptance Criteria for Code Case N-853, - PWR Class 1 Primary Piping Alloy 600 Full Penetration Branch Connection Weld Metal Buildup for Material Susceptible to Primary	Weld Overlay Stress corrosion cracking Dissimilar Metal Weld
ML21102A063	14 April 2021	Oconee	Duke Energy	ONS Slides for Pre-Application Meeting to Discuss Proposed Relief Request Related to Code Case N-853	Weld Overlay Stress corrosion cracking
ML20302A313	25 September 2020	Davis Besse	Cleveland Electric	3 to Updated Final Safety Analysis Report, Section 18, Managing the Effects of Component Aging	Boric Acid Fire Barrier Weld Overlay Coatings Nondestructive Examination VT-2 Incorporated by reference Aging Management Pressure and Temperature Limits Report Foreign Material Exclusion Moisture barrier License Renewal Earthquake Maintenance Rule Program Control of Heavy Loads EVT-1 Liquid penetrant Fire Protection Program Dissimilar Metal Weld Scaffolding Flow Induced Vibration Power Uprate Measurement Uncertainty Recapture
NUREG/CR-7263, NDE Reliability Issues for the Examination of CASS Components	30 September 2019			NUREG/CR-7263 NDE Reliability Issues for the Examination of CASS Components	Boric Acid Non-Destructive Examination Weld Overlay Probabilistic Risk Assessment Nondestructive Examination Incorporated by reference Aging Management Dissimilar Metal Weld
ML20095H529	11 April 2019	Mcguire McGuire	Duke Energy Duke Energy	Updated Final Safety Analysis Report, Chapter 18	Safe Shutdown Boric Acid Loop seal Non-Destructive Examination Weld Overlay Coatings VT-2 Incorporated by reference Aging Management Foreign Material Exclusion Flow Accelerated Corrosion Stress corrosion cracking Eddy Current Testing License Renewal Earthquake Biofouling Through-Wall Leak Fire Protection Program Thermal fatigue
ML16104A301	30 April 2016	Davis Besse		NUREG-2193, Vol. 2, Safety Evaluation Report Related to the License Renewal of Davis-Besse Nuclear Power Station. Docket Number 50-346, Firstenergy Nuclear Operating Company Sections 4 to 6 Appendices.	Boric Acid Fire Barrier Safe Shutdown Earthquake Weld Overlay Hydrostatic Coatings Nondestructive Examination Incorporated by reference Finite Element Analysis Aging Management Pressure and Temperature Limits Report Moisture barrier License Renewal Exemption Request Earthquake Maintenance Rule Program EVT-1 Liquid penetrant Dissimilar Metal Weld Scaffolding Power change Flow Induced Vibration Power Uprate Measurement Uncertainty Recapture Overspeed trip
ML13239A073	15 August 2013	Oconee		End of Cycle (EOC) 26 Refueling Outage Inservice Inspection (ISI) Report, Fourth Ten-Year Inservice Inspection Interval Revision 1	Boric Acid Weld Overlay Hydrostatic Anchor Darling VT-2 Liquid penetrant Through-Wall Leakage Dissimilar Metal Weld Thermal fatigue
ML13064A410	27 February 2013	Oconee		End of Cycle (EOC) 27 Refueling Outage Inservice Inspection (ISI) Report Fourth Ten-Year Inservice Inspection Interval	Boric Acid Weld Overlay Hydrostatic VT-2 EVT-1 Liquid penetrant Through-Wall Leakage Dissimilar Metal Weld Thermal fatigue
ML12242A552	27 August 2012	Oconee		End of Cycle (EOC) 26 Refueling Outage Inservice Inspection (ISI) Report Fourth Ten-Year Inservice Inspection Interval	Boric Acid Weld Overlay Hydrostatic Anchor Darling VT-2 License Renewal Liquid penetrant Through-Wall Leakage Dissimilar Metal Weld Thermal fatigue
L-12-225, Supplemental Reply to Request for Additional Information for the Review of License Renewal Application (TAC No. ME4640) and License Renewal Application Amendment No. 27	5 July 2012	Davis Besse		Supplemental Reply to Request for Additional Information for the Review of License Renewal Application (TAC No. ME4640) and License Renewal Application Amendment No. 27	Weld Overlay Dissimilar Metal Weld
ML12269A679	5 July 2012	Davis Besse		2012/07/05 Davis-Besse Lr - FENOC Letter -- Davis-Besse License Renewal RAI 4.7.5.1-1 Supplement for Weld Overlay Sent Today	Weld Overlay Dissimilar Metal Weld
ML113560333	22 December 2011	Nine Mile Point	Constellation	Extended Power Uprate Safety Evaluation	Safe Shutdown High winds Shutdown Margin Reactor Vessel Water Level Safety Limit Minimum Critical Power Ratio High Radiation Area Ultimate heat sink Mission time Fire Barrier Anticipated operational occurrence Safe Shutdown Earthquake Weld Overlay Internal Flooding Hydrostatic Enforcement Discretion Probabilistic Risk Assessment Coatings Reserve Station Service Transformer Nondestructive Examination Operator Manual Action Finite Element Analysis Feedwater Controller Failure Large early release frequency MELLLA Rod Drop Event License Renewal Earthquake Power-Operated Valves Turbine Missile Fuel cladding Offsite Circuit Fire Protection Program Power change Flow Induced Vibration Coast down GOTHIC Power Uprate Stretch Power Uprate Failure to Scram Affidavit
ML113300041	22 December 2011	Nine Mile Point	Constellation	Cover Letter - Nine Mile Point Nuclear Station, Unit No. 2 - Issuance of Amendment Extended Power Uprate	Safe Shutdown High winds Shutdown Margin Reactor Vessel Water Level Safety Limit Minimum Critical Power Ratio High Radiation Area Ultimate heat sink Mission time Fire Barrier Anticipated operational occurrence Safe Shutdown Earthquake Weld Overlay Internal Flooding Hydrostatic Enforcement Discretion Probabilistic Risk Assessment Coatings Reserve Station Service Transformer Nondestructive Examination Operator Manual Action Finite Element Analysis Scram Discharge Volume Feedwater Controller Failure Large early release frequency MELLLA Safeguards Contingency Plan Rod Drop Event License Renewal Earthquake Power-Operated Valves Turbine Missile Fuel cladding Offsite Circuit Fire Protection Program Power change Flow Induced Vibration Coast down GOTHIC Power Uprate Stretch Power Uprate Failure to Scram Affidavit
ML11364A019	12 December 2011	McGuire	Duke Energy	Fourth Inservice Inspection Interval Plan	Boric Acid Weld Overlay VT-2 Aging Management License Renewal EVT-1 Liquid penetrant Dissimilar Metal Weld Thermal fatigue
ML11257A261	7 September 2011	Oconee		Unit 1 End of Cycle (EOC) 26 Refueling Outage, Inservice Inspection (ISI) Report, Fourth Ten-Year Inservice Inspection Interval	Boric Acid Weld Overlay Hydrostatic Anchor Darling VT-2 Liquid penetrant Through-Wall Leakage Dissimilar Metal Weld Thermal fatigue
NG-11-0320, Fourth 10-Year Inservice Inspection Plan	31 August 2011	Duane Arnold	NextEra Energy	Fourth 10-Year Inservice Inspection Plan	Safe Shutdown Weld Overlay Internal Flooding Hydrostatic Nondestructive Examination VT-2 Finite Element Analysis Liquid penetrant Pressure Boundary Leakage Dissimilar Metal Weld Scaffolding
CP-201101030, Transmittal of Unit 1 Inservice Inspection Program Plan, Revision 6, (Unit 1: ASME Code XI 1998 Edition, 1999 and 2000 Addenda, Interval Start - August 13, 2000, Second Interval)	2 August 2011	Comanche Peak	Luminant	Transmittal of Unit 1 Inservice Inspection Program Plan, Revision 6, (Unit 1: ASME Code XI 1998 Edition, 1999 and 2000 Addenda, Interval Start - August 13, 2000, Second Interval)	Non-Destructive Examination Weld Overlay Hydrostatic VT-2 Liquid penetrant Through-Wall Leak Dissimilar Metal Weld
NL-11-1081, Reactor Pressure Vessel 2N2G Recirculation Inlet Nozzle-To-Safe End Weld Full Structural Weld Overlay, Crack Growth Calculations and Stress Analysis - Spring 2011 Outage (2R21)	7 July 2011	Hatch	Southern Nuclear	Reactor Pressure Vessel 2N2G Recirculation Inlet Nozzle-To-Safe End Weld Full Structural Weld Overlay, Crack Growth Calculations and Stress Analysis - Spring 2011 Outage (2R21)	Weld Overlay Finite Element Analysis Liquid penetrant Dissimilar Metal Weld
L-11-107, Reply to Request for Additional Information on Reactor Vessel Surveillance Aging Management Program & Time-Limited Aging Analyses for Neutron Embrittlement for Review of License Renewal Application & License Renewal Application...	15 April 2011	Davis Besse		Reply to Request for Additional Information on Reactor Vessel Surveillance Aging Management Program & Time-Limited Aging Analyses for Neutron Embrittlement for Review of License Renewal Application & License Renewal Application...	Weld Overlay Functionality Assessment Aging Management
ML110680172	17 March 2011	Davis Besse		Request for Additional Information on the Reactor Vessel Surveillance Aging Management Program, Time-Limited Aging Analyses for Neutron Embrittlement of the Rv and Internals, and Other TLAAs for the Review of the Davis-Besse Nuclear Power S	Weld Overlay Aging Management
ML110540311	17 February 2011	Oconee		EOC 25 Refueling Outage Inservice Inspection Report, Fourth Ten-Year Inservice Inspection Interval	Boric Acid Weld Overlay Hydrostatic VT-2 Liquid penetrant Through-Wall Leakage Dissimilar Metal Weld Thermal fatigue
NG-10-0567, Revision to Relief Request for Alternative to ASME Section XI Requirements to Use Structural Weld Overlay Repairs as an Alternative Repair Technique	10 November 2010	Duane Arnold		Revision to Relief Request for Alternative to ASME Section XI Requirements to Use Structural Weld Overlay Repairs as an Alternative Repair Technique	Non-Destructive Examination Weld Overlay Nondestructive Examination Liquid penetrant Dissimilar Metal Weld
NG-10-0559, Alternative to ASME Section XI Requirements to Use Structural Weld Overlay Repairs as an Alternative Repair Technique at the Duane Arnold Energy Center	6 November 2010	Duane Arnold		Alternative to ASME Section XI Requirements to Use Structural Weld Overlay Repairs as an Alternative Repair Technique at the Duane Arnold Energy Center	Non-Destructive Examination Weld Overlay Nondestructive Examination Liquid penetrant Dissimilar Metal Weld
ML102450563	31 August 2010	Davis Besse		Enclosures to Davis-Besse, Unit 1, Letter L-10-221, License Renewal Application, Section 3.5 Through Appendix E, References 2.3-1	Boric Acid Loop seal Ultimate heat sink Non-Destructive Examination Fire Barrier Weld Overlay Probabilistic Risk Assessment Coatings Nondestructive Examination VT-2 Zebra Mussel Functionality Assessment Incorporated by reference Condition Adverse to Quality Aging Management Pressure and Temperature Limits Report Foreign Material Exclusion Moisture barrier License Renewal Earthquake Maintenance Rule Program Control of Heavy Loads Biofouling Pressure Boundary Leakage Fire Protection Program Environmental Justice Dissimilar Metal Weld Scaffolding Power change Flow Induced Vibration Power Uprate Measurement Uncertainty Recapture
ML102430529	27 August 2010	Oconee		EOC 24 Refueling Outage Inservice Inspection Report, Fourth Ten-Year Inservice Inspection Interval	Boric Acid Weld Overlay Hydrostatic VT-2 Liquid penetrant Dissimilar Metal Weld Thermal fatigue
ML101660468	9 August 2010	Nuclear Energy Institute		Final Safety Evaluation by the Office of Nuclear Reactor Regulation Topical Report Materials Reliability Program (Mrp): Technical Basis for Preemptive Weld Overlays for Alloy 82/182 Butt Welds in Pwrs (MRP-169).	Weld Overlay Operating Basis Earthquake Nondestructive Examination Incorporated by reference License Renewal Earthquake Pressure Boundary Leakage Dissimilar Metal Weld Power Uprate
ML101470099	11 June 2010	Millstone	Dominion	Issuance of Relief Request IR-3-05 Regarding Use of American Society of Mechanical Engineering Code, Section XI, Appendix Viii	Weld Overlay Nondestructive Examination Incorporated by reference Dissimilar Metal Weld
ML101410060	18 May 2010	Calvert Cliffs	Constellation	Request for Approval of Alternate (Relief Request) for Dissimilar Metal Weld Repairs (ISI-04-05)	Weld Overlay Hydrostatic Nondestructive Examination Finite Element Analysis Liquid penetrant Dissimilar Metal Weld
ML100640126	9 February 2010	Oconee		Inservice Inspection Report, EOC25 Refueling Outage, Fourth Ten-Year Inservice Inspection Interval	Boric Acid Weld Overlay Hydrostatic Anchor Darling VT-2 FLEX Eddy Current Testing Liquid penetrant Through-Wall Leakage Dissimilar Metal Weld
ML100190513	14 January 2010	Millstone		Relief Request IR-03-05 Response to Request for Additional Information Regarding Proposed Alternative Related to Inservice Inspection of Weld Overlays for the Third 10-Year Interval	Weld Overlay Nondestructive Examination Dissimilar Metal Weld
ML100190072	23 December 2009	Nine Mile Point		Response to Request for Additional Information, Regarding License Amendment Request for Extended Power Uprate Operation	Safe Shutdown Weld Overlay Enforcement Discretion Operator Manual Action Finite Element Analysis Fuel cladding Fire Protection Program Flow Induced Vibration
ML12171A520	19 December 2009	Indian Point	Entergy	Pre-Filed Hearing Exhibit NYS000380, Gorman, Et Al., Companion Guide to ASME Boiler & Pressure Vessel Code, Chapter 44, PWR Reactor Vessel Alloy 600 Issues (Dec. 19, 2009)	Boric Acid Weld Overlay Hydrostatic Nondestructive Examination VT-2 Fuel cladding Dissimilar Metal Weld
ML12339A729	19 December 2009	Indian Point	Entergy	Official Exhibit - NYS000380-00-BD01 - Gorman, Et Al., Companion Guide to ASME Boiler & Pressure Vessel Code, Chapter 44, PWR Reactor Vessel Alloy 600 Issues (Dec. 19, 2009)	Boric Acid Weld Overlay Hydrostatic Nondestructive Examination VT-2 Fuel cladding Dissimilar Metal Weld
ML093170792	30 November 2009	Susquehanna	Talen Energy	NUREG-1931, (2:2) Page 3-95 - End, Safety Evaluation Report Related to the License Renewal of Susquehanna Steam Electric Station, Units 1 and 2	Boric Acid Loop seal Fire Barrier Weld Overlay Coatings VT-2 Aging Management Moisture barrier EVT-1 Through Wall Leak Fire Protection Program Environment Report Dissimilar Metal Weld Flow Induced Vibration
ML093360323	23 November 2009	Davis Besse		Davis-Besse, Response to Requests for Additional Information Related to Alternative Dissimilar Metal Weld Repair Methods	Weld Overlay Hydrostatic Operating Basis Earthquake Nondestructive Examination Finite Element Analysis Liquid penetrant Dissimilar Metal Weld DM weld
ML092870739	15 October 2009	Millstone		Relief Request RR-89-61, Revision 2, Regarding the Use of Weld Overlays as an Alternative Repair	Weld Overlay Incorporated by reference Liquid penetrant Dissimilar Metal Weld
ML093370309	12 October 2009	Vogtle	Southern Nuclear	Inservice Inspection Plan Third Inspection Interval Volume 1, Version 3.0	Mission time Weld Overlay Internal Flooding Hydrostatic Probabilistic Risk Assessment Nondestructive Examination VT-2 Incorporated by reference Large early release frequency Liquid penetrant Through-Wall Leak Dissimilar Metal Weld
NL-09-1510, Vogtle Electric Generating Plant, Units 1 and 2 - Inservice Inspection Plan Third Inspection Interval Volume 1, Version 3.0	12 October 2009	Vogtle	Southern Nuclear	Vogtle Electric Generating Plant, Units 1 and 2 - Inservice Inspection Plan Third Inspection Interval Volume 1, Version 3.0	Non-Destructive Examination Mission time Weld Overlay Internal Flooding Hydrostatic Probabilistic Risk Assessment Nondestructive Examination VT-2 Incorporated by reference Large early release frequency Liquid penetrant Through-Wall Leakage Dissimilar Metal Weld
RS-09-118, Submittal of Relief Requests Associated with the Third Inservice Inspection Interval	4 September 2009	Braidwood	Constellation	Submittal of Relief Requests Associated with the Third Inservice Inspection Interval	Weld Overlay Hydrostatic Nondestructive Examination VT-2 Through-Wall Leak Dissimilar Metal Weld Scaffolding
PLA-6550, Comment (19) of T. S. Rausch on Behalf of PPL Susquehanna, LLC Re Draft Regulatory Guides; DG-1191, DG-1192 and DG-1193	25 August 2009	Susquehanna		Comment (19) of T. S. Rausch on Behalf of PPL Susquehanna, LLC Re Draft Regulatory Guides; DG-1191, DG-1192 and DG-1193	Weld Overlay Hydrostatic Nondestructive Examination
ML092370293	7 August 2009	Palo Verde	Arizona Public Service	Response to Request for Additional Information Relief Request No. 36, Revision 1	Weld Overlay Hydrostatic Nondestructive Examination Liquid penetrant Dissimilar Metal Weld DM weld
ML092450080	3 August 2009	San Onofre	Southern California Edison	Report No. 0800692.404, Rev. 1, Design Report for Preemptive Repairs of Hot Leg Alloy 600 Components, San Onofre Nuclear Generating Station, Units 2 & 3.	Weld Overlay Nondestructive Examination Finite Element Analysis Code Reconciliation Liquid penetrant Dissimilar Metal Weld
L-09-179, Response to Requests for Additional Information Related to Alternative Dissimilar Metal Weld Repair Methods	13 July 2009	Davis Besse		Response to Requests for Additional Information Related to Alternative Dissimilar Metal Weld Repair Methods	Weld Overlay Hydrostatic Operating Basis Earthquake Nondestructive Examination Finite Element Analysis Liquid penetrant Dissimilar Metal Weld
ML091630062	4 June 2009	Palo Verde		Submission of Relief Request 36 Revision 1 to the American Society of Mechanical Engineers Section Xl, Inservice Inspection Program Third Interval	Weld Overlay Hydrostatic Nondestructive Examination Liquid penetrant Dissimilar Metal Weld DM weld
PLA-6507, License Renewal Application (LRA) Draft Safety Evaluation Report (SER) Comments	5 May 2009	Susquehanna		License Renewal Application (LRA) Draft Safety Evaluation Report (SER) Comments	Safe Shutdown Boric Acid Loop seal Ultimate heat sink Non-Destructive Examination Offsite Dose Calculation Manual Fire Barrier Weld Overlay Hydrostatic Coatings Nondestructive Examination Emergency Lighting Incorporated by reference Aging Management Foreign Material Exclusion Moisture barrier Earthquake Biofouling EVT-1 Fire Protection Program Dissimilar Metal Weld Flow Induced Vibration
ML091250357	4 May 2009	North Anna	Dominion	Fourth Interval ISI Program, Response to Request for Information Regarding NDE-005	Weld Overlay
ML091310666	28 April 2009	Millstone		Third 10-year Interval Inservice Inspection Program and Associated Proposed Alternatives and Relief Requests	Boric Acid High Radiation Area Safe Shutdown Earthquake Weld Overlay Hydrostatic Nondestructive Examination VT-2 Liquid penetrant Pressure Boundary Leakage Dissimilar Metal Weld DM weld Scaffolding Weak link
ML090760635	6 March 2009	Oconee		EOC 23 Refueling Outage Inservice Inspection Report Fourth Ten-Year Inservice Inspection Interval	Weld Overlay Hydrostatic VT-2 Eddy Current Testing Liquid penetrant Dissimilar Metal Weld
ML090510661	9 February 2009	McGuire		In-Service Inspection Report, Unit 1, End of Cycle (EOC) 19	Weld Overlay Hydrostatic VT-2 FLEX Commercial Grade Dissimilar Metal Weld
L-09-020, 10 CFR 50.55a Requests for Alternative Dissimilar Metal Weld Repair Methods for Reactor Vessel Nozzles, Reactor Coolant Pump Nozzles, and Reactor Coolant Piping	30 January 2009	Davis Besse		10 CFR 50.55a Requests for Alternative Dissimilar Metal Weld Repair Methods for Reactor Vessel Nozzles, Reactor Coolant Pump Nozzles, and Reactor Coolant Piping	Weld Overlay Hydrostatic Operating Basis Earthquake Nondestructive Examination Liquid penetrant Dissimilar Metal Weld

Semantic search

Query log

Navigation menu