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| Issue date | Title | Topic | |
|---|---|---|---|
| ML23312A088 | 8 November 2023 | Acceptance of Request to Revise Alternatives 1-RR-5-10 and 2-RR-5-10 | |
| ML23130A387 | 18 May 2023 | Request 1-RR-5-15 and 2-RR-5-15 to Use Later Edition of ASME Section XI Code for Performance of Repair/Replacement Activities | Incorporated by reference |
| ML22270A325 | 30 September 2022 | (Prairie Island), Unit 2 - Authorization and Safety Evaluation for Alternative Request No. RR-08 | Incorporated by reference |
| ML20276A003 | 2 October 2020 | Request to Use a Provision of a Later Edition of the American Society of Mechanical Engineers Boiler and Pressure Vessel Code, Section XI | Incorporated by reference |
| ML20135G992 | 29 May 2020 | and Prairie Island Nuclear Generating Plant, Units 1 and 2 - Relief from the Requirements of the ASME Code | Liquid penetrant |
| ML19282A541 | 5 November 2019 | Relief from the Requirements of the ASME Code | Probabilistic Risk Assessment |
| L-PI-19-002, 10 CFR 50.55a Requests Nos. 1-RR-5-10 and 2-RR-5-10, Proposed Alternative to Reactor Vessel Inservice Inspection (ISI) Intervals for Prairie Island, Unit 1 and Unit 2 | 13 June 2019 | 10 CFR 50.55a Requests Nos. 1-RR-5-10 and 2-RR-5-10, Proposed Alternative to Reactor Vessel Inservice Inspection (ISI) Intervals for Prairie Island, Unit 1 and Unit 2 | Probabilistic Risk Assessment |
| ML19046A166 | 25 February 2019 | Relief from the Requirements of the ASME Code | |
| ML18270A015 | 19 October 2018 | and Prairie Island Nuclear Generating Plant, Units 1 and 2 - Relief from the Requirements of the ASME OM Code | Incorporated by reference Through-Wall Leak Through-Wall Leakage |
| ML16246A200 | 4 October 2016 | Request for Relief 1RR-4-11 and 2-RR-4-11 Associated with Certain Inservice Inspection of Component Welds for the Fourth 10-Year Interval | VT-2 Incorporated by reference Liquid penetrant |
| ML15196A213 | 17 August 2015 | Requests 1-RR-4-9 and 2-RR-4-9 Associated with the Fourth Ten-Year Interval for the Inservice Inspection Program | VT-2 Through-Wall Leak |
| ML15196A227 | 12 August 2015 | Requests 1-RR-5-3 and 2-RR-5-3 Associated with the Fifth Ten-Year Interval for the Inservice Inspection Program | Boric Acid Incorporated by reference |
| ML15196A221 | 12 August 2015 | Requests 1-RR-5-1 and 2-RR-5-1 Associated with the Fifth Ten-Year Interval for the Inservice Inspection Program | VT-2 Foreign Material Exclusion Pressure Boundary Leakage |
| ML15079A003 | 4 May 2015 | Relief Requests 1-RR-5-5 and 2-RR-5-5 for Fifth 10-Year Interval for the Inservice Inspection Program | Time of Discovery Liquid penetrant |
| ML15079A002 | 4 May 2015 | Relief Requests 1-RR-5-2 and 2-RR-5-2 for Fifth 10-Year Interval for the Inservice Inspection Program | Safe Shutdown VT-2 |
| ML14329A185 | 5 December 2014 | Relief Requests for Fifth 10-Year Inservice Testing Program Interval (Tac Nos. MF3928 and MF3929) | Power-Operated Valves Grace period |
| L-PI-14-117, Withdrawal of 10 CFR 50.55a Request RR-01 Associated with the Fifth Ten-Year Interval for the Inservice Test Program (TAC Nos. MF3928 and Mf 3929) | 24 November 2014 | Withdrawal of 10 CFR 50.55a Request RR-01 Associated with the Fifth Ten-Year Interval for the Inservice Test Program (TAC Nos. MF3928 and Mf 3929) | |
| ML080790563 | 9 May 2008 | Relief Request 1-RR-4-6 for Piping Weld Examination Coverage for the Fourth Inservice Inspection Interval | VT-2 Incorporated by reference |
| ML061710364 | 3 July 2006 | Monticello Nuclear Generating Plant, Palisades Nuclear Plant, Point Beach Nuclear Plant Units 1 and 2, Prairie Island Nuclear Generating Plant, Units 1 and 2 - Use of ASME Code Case N-513-2 | Incorporated by reference |
| ML061720015 | 3 July 2006 | Relief, Evaluation of Relief Request 2-RR-4-6 for Reduced Examination Volume for Class 2 RHR Heat Exchanger Shell- to-Flange Weld | VT-2 Incorporated by reference Liquid penetrant |
| L-HU-05-028, ASME Section XI, ISI Request for Relief 21 & 22 | 19 December 2005 | ASME Section XI, ISI Request for Relief 21 & 22 | |
| L-PI-05-038, Withdrawal of 4th Ten-Year Inspection Interval Lnservice Lnspection Program Relief Request No. 1-RR-4-1 | 5 May 2005 | Withdrawal of 4th Ten-Year Inspection Interval Lnservice Lnspection Program Relief Request No. 1-RR-4-1 | |
| ML050960187 | 27 April 2005 | Evaluation of Relief Request Nos. 1-RR-4-2, 1-RR-4-3, 2-RR-4-3, 1-RR-4-4, and 2-RR-4-4 for the Fourth 10-Year Inservice Inspection Interval | Hydrostatic VT-2 Incorporated by reference Through-Wall Leakage |
| ML050750428 | 7 April 2005 | Evaluation of Relief Request to Use Code Case N-661. TAC MC3883 and TAC MC3884 | Weld Overlay Incorporated by reference |
| ML042220042 | 18 October 2004 | Evaluation of Relief Request No. 16 for the Unit 2 3rd 10-year Interval Inservice Inspection Program | VT-2 Incorporated by reference Liquid penetrant |
| ML041890203 | 27 July 2004 | Code Relief, Evaluation of Relief Request No. 20, Revision 1 - for the Third 10-Year Inservice Inspection Interval | Incorporated by reference Dissimilar Metal Weld |
| ML041130192 | 3 May 2004 | Relief, Limited Examinations Associated with the PINGP Unit 1, Third 10-year Inservice Inspection (ISI) Interval, MB7975 | Incorporated by reference Liquid penetrant |
| ML040980234 | 12 April 2004 | Prairie, Units 1 and 2, Relief Request Nos. 19 and 20 Associated with the 10-Year Interval Inservice Inspection Interval | |
| L-PI-04-044, Request for Relief No. 20, Revision 0, for Units 1 & 2, 3rd Ten Year Inservice Inspection Interval | 30 March 2004 | Request for Relief No. 20, Revision 0, for Units 1 & 2, 3rd Ten Year Inservice Inspection Interval | Nondestructive Examination Dissimilar Metal Weld |
| ML040160738 | 26 February 2004 | Prairie, Units 1 and 2, Kewaunee, Point Beach, Units 1 and 2, Palisades, Re Request for Alternatives to ASME Section XI, Appendix Viii, Supplement 10 | Nondestructive Examination Incorporated by reference Dissimilar Metal Weld |
| ML033280602 | 13 January 2004 | Prairie, Units 1 and 2, Relief, No. 15, Evaluation of Relief Request No. 15 for the Third 10-Year Interval Inservice Inspection Program | Boric Acid Incorporated by reference |
| ML032330146 | 2 October 2003 | Relief, Re the Fourth and Successive Inservice Inspection and Inservice Testing Program Intervals | Incorporated by reference |
| ML032130080 | 13 August 2003 | Relief, Re Using VT-1 Visual Examinations During Third 10-Year Interval Inservice Inspection Program | |
| ML032050671 | 30 July 2003 | Evaluation of Relief Request No. 18 to Perform a Visual Examination in Lieu of Volumetric Examination of Reactor Vessel Nozzle Inner Radius Sections Per Code Case N-648-1, MB8363 and MB8364 | |
| ML031640246 | 17 June 2003 | Relief Request, Third 10-Year Interval Inservice Inspection Program | VT-2 Incorporated by reference Dissimilar Metal Weld |
| ML023290578 | 16 November 2002 | Request for Relief No. 9 for the Unit 2 Third 10-Year Interval Inservice Inspection Program | Nondestructive Examination VT-2 Liquid penetrant Dissimilar Metal Weld |
| ML023010209 | 7 November 2002 | Relief, Third 10-Year Interval Inservice Inspection Program | Incorporated by reference |
| ML022620239 | 1 October 2002 | Relief, Evaluation of Relief Request Associated with the Third 10-Year Interval Inservice Inspection Program (MB5388, 5399, 5390, & 5391) | Boric Acid VT-2 Incorporated by reference |
| ML021290428 | 11 June 2002 | Relief Request, Related to the First Interval Inservice Inspection Program for Metal Containment | Coatings Nondestructive Examination Scaffolding |
| ML021610508 | 31 May 2002 | Request for Relief No. 12 for the Unit 2 3rd 10-Year Interval Inservice Inspection Program | VT-2 |