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Category:Code Relief or Alternative
MONTHYEARML24052A3662024-02-26026 February 2024 Regulatory Audit Plan in Support of Proposed Alternative to ASME Code, Section XI Requirements for Containment Building Inspections ML20225A2922020-08-12012 August 2020 Request to Use a Portion of a Later Edition of the ASME B&PV Code, Section XI ML19079A1482019-04-0101 April 2019 Request for Alternative I4R-05 to Reactor Vessel Nozzle Weld Examination Frequency Requirements (EPID L-2018-LLR-0051 ML18313A0692018-11-26026 November 2018 Request for Relief I4R-01 Related to the Inservice Inspection Program for Class 3 Buried High Density Polyethylene Piping ULNRC-06420, Request 14R-05 for Relief from Requirements of ASME Code Case N-770-2 Regarding Inspection Intervals for Reactor Vessel Nozzle Dissimilar Metal Welds2018-04-0909 April 2018 Request 14R-05 for Relief from Requirements of ASME Code Case N-770-2 Regarding Inspection Intervals for Reactor Vessel Nozzle Dissimilar Metal Welds ML17262A7002017-10-0303 October 2017 Request for Alternative I4R-04 Applicable to the Fourth 10-Year Inspection Program Interval ML17254A1202017-09-25025 September 2017 Request for Alternative No. PR-07 from the Requirements of the ASME Code for the Fourth 10-Year Inservice Testing Interval ML17058A4432017-03-0606 March 2017 Request for Alternative I4R-03 Applicable to the Fourth 10-Year Inservice Inspection Program Interval ML16223A7122016-08-30030 August 2016 Relief Request No. 13R-08 from Code Case N-460, Alternative Examination Coverage for Class 1 and Class 2 Welds, for Piping Welds, Third 10-Year Inservice Inspection Interval ML16055A4642016-03-17017 March 2016 Relief Requests 13R-09 (Steam Generator Tubesheet Weld), 13R-11 (Pressurizer Welds) from Code Case N-460 and 13R-18 (SG Weld), from Appendix Viii Requirements, Third 10-Year Inservice Inspection Interval (CAC MF6735-MF6737) ML16027A1582016-01-29029 January 2016 Relief Request I4R-02 from Requirements of ASME Code Section XI, Table IWF-2500-1 for 100% Visual Examination of Class 1 Supports, Fourth 10-Year Inservice Inspection Interval ML15064A1252015-05-12012 May 2015 Request for Relief I4R-01 from ASME Code Requirements for Replacement of Class 3 Essential Service Water Buried Piping with High Density Polyethylene Piping, for the Fourth 10-year Inservice Testing Interval ML15035A1482015-02-10010 February 2015 Relief Request 13R-17, Proposed Alternative to ASME Code, Section XI Requirements, Which Extends Reactor Vessel Inservice Inspection Frequency from 10 to 20 Years, Third 10-Year Interval ML14239A0972014-09-0404 September 2014 Request for Relief I3R-15, ASME Code Class 1 Pressure-Retaining Piping/Components Leakage Testing at Full Pressure, Third 10-Year Inservice Inspection Interval ML14234A4512014-09-0404 September 2014 Relief Request I3R-16, Temporary Non-Code Repair of the Train a Component Cooling Water Heat Exchanger to Control ESW Leakage, Third 10-Year Inservice Inspection Interval ML14178A7692014-07-15015 July 2014 Requests for Relief PR-01, PR-02, PR-03, PR-04, and PR-06 (PR-05 Withdrawn), ASME OM Code Cases for Group a and B Pumps for Fourth 10-Year Inservice Testing Interval ML14027A0572014-01-29029 January 2014 Relief Request PR-07, Testing Frequency for Pumps and Valves, Third 10-year Inservice Testing Interval ML13246A3042013-08-30030 August 2013 Verbal Authorization Email, Relief Request PR-07, Testing Frequency for Pumps and Valves, Third 10-year Inservice Testing Interval ML13126A3202013-05-0707 May 2013 Summary of Telephone Conference, Verbal Authorization of Relief Request I3R-14. Proposed Alternative to ASME Code Requirements for Leakage Testing of RPV Head Flange Leakoff Lines, Third 10-Year ISI Interval. ML12258A0452012-09-18018 September 2012 Relief Request VR-01 from Requirements of ASME OM Code, Mandatory Appendix I, One-time Extension for 5-Year Replacement Interval, from 4/11/12 to 6/2013, Main Steam Isolation Valve Actuator Rupture Disks ML1211502472012-05-0303 May 2012 Memo to File, Verbal Authorization, Relief Request VR-01 from Requirements of ASME OM Code Mandatory Appendix I, One-time Extension Replacement of Main Steam Isolation Valve Actuator Rupture Disks ML1201907482012-02-16016 February 2012 Relief Request 13R-13, Alternative to ASME Code Section XI Requirements for Performance of Second Successive Exam of C Cold Leg Safe-End to Elbow Weld, Third 10-Year Inservice Inspection ML0831002882008-11-0707 November 2008 Relief Request 13R-10 Approved on October 31, 2008, for Third 10-Year Inservice Inspection Interval for Use of Polyethylene Pipe in Lieu of Carbon Steel Pipe in Buried Essential Service Water Piping System ML0818406062008-07-0303 July 2008 Approval of Second Extension Request for Corrective Actions GL 2004-02, Potential Impact of Debris Blockage on Emergency Recirculation During Design Basis Accidents at Pressurized Water Reactors. ML0731114422007-12-10010 December 2007 Correction to Authorization of Relief Request ISI-39 for the Second 10-Year Inservice Inspection Interval ML0729803972007-10-30030 October 2007 Relief Request ISI-38, Reactor Pressure Vessel Inlet Safe-End to-Elbow Welds Proposed Alternative Examination for Second 10-Year Inservice Inspection Interval ML0724000922007-09-17017 September 2007 Issuance of Relief Requests (Rrs) ISI-36, ISI-37, and ISI-38 for Second Year Inservice Inspection (ISI) Interval ML0725504882007-08-30030 August 2007 10 CFR 50.55a Request: Proposed Alternative to ASME Section Xi Requirements for Replacement of Class 3 Buried Piping ML0715203292007-07-10010 July 2007 Request for Alternatives for Application of Structural Weld Overlays to Pressurizer Dissimilar Metal Nozzle Welds for Third 10-Year Inservice Inspection Program Interval ML0705803332007-03-15015 March 2007 Authorization of Relief Request No. ISI-33 for Second 10-Year and Third 10-Year ISI Interval ML0635203182007-01-18018 January 2007 Request for Relief No. ISI-35 for Second 10-year Inservice Inspection Interval ML0700303362007-01-18018 January 2007 Relief Request ISI-41 for the Second 10-year Inservice Inspection Interval ML0630604782006-12-0707 December 2006 Relief Request 13R-04 for the Third 10-Year Interval Inservice Inspection ML0629302822006-11-17017 November 2006 Relief Requests I3R-05 and I3R-06 for the Third Inservice Inspection Interval ULNRC-05183, Requests for Relief from ASME Section XI Code Inservice Examination Requirements2006-10-25025 October 2006 Requests for Relief from ASME Section XI Code Inservice Examination Requirements ML0614301312006-06-15015 June 2006 Relief, Third 10-Year Interval Inservice Inspection Program Relief Request I3R-02 ML0520802152005-08-18018 August 2005 Relief, Use a Subsequent Edition of ASME Code Examinations for the Third Inservice Inspection Interval ML0515302072005-06-22022 June 2005 6/22/05 Callaway, Unit 1 - Relief Requests ISI-24,ISI-25 and ISI-26 of the Second 10-Year Inservice Inspection (ISI) Interval (Tacs. MC4435 and MC4436) ML0507601292005-05-19019 May 2005 Relief, Request for Relief from Certain ASME Code Examinations for the Second Inservice Inspection Interval ULNRC-05092, Revision to Approve Request for Relief from ASME Section III Requirements Regarding Non-destructive Examination of Welds Performed Under Site Repair/Replacement Program2004-11-18018 November 2004 Revision to Approve Request for Relief from ASME Section III Requirements Regarding Non-destructive Examination of Welds Performed Under Site Repair/Replacement Program ULNRC-05049, Union Electric Company Callaway Plant Request for Relief from ASME Section XI Code Inservice Examination Requirements2004-09-0303 September 2004 Union Electric Company Callaway Plant Request for Relief from ASME Section XI Code Inservice Examination Requirements ML0414100712004-05-19019 May 2004 Relief, ASME Code Requirements on the Use of Weld Overlay Reinforcement to Restore Wall Thickness of ASME Class 2 Carbon Steel Main Feedwater Piping. ML0414100352004-05-19019 May 2004 Relief, Second Ten-Year Interval Inservice Inspection Program Relief Request to Use an Alternative Examination Method ULNRC-04993, Revision of Request for Relief from ASME Section XI Requirements in Order to Temporarily Restore Wall Thickness of ASME Class 2 Carbon Steel Main Feedwater Piping by Weld Overlay Reinforcement2004-05-0707 May 2004 Revision of Request for Relief from ASME Section XI Requirements in Order to Temporarily Restore Wall Thickness of ASME Class 2 Carbon Steel Main Feedwater Piping by Weld Overlay Reinforcement ML0409806642004-04-0707 April 2004 4/7/04 Callaway Plant - Request for Relief from ASME Code Requirements on the Use of Weld Overlay Reinforcement to Restore Wall Thickness of ASME Class 2 Carbon Steel Main Feedwater Piping ULNRC-04879, Requests for Relief Regarding Implementation of ASME Section XI Appendix VII Requirements2003-08-14014 August 2003 Requests for Relief Regarding Implementation of ASME Section XI Appendix VII Requirements ML0318305352003-07-0101 July 2003 Second Ten-Year Interval Inservice Inspection Program Relief Request to Use an Alternative Examination Method (Tac. MB6534) ML0134602652002-01-30030 January 2002 Relief, Application of Risk-Informed Inservice Inspection Program for the American Society of Mechanical Engineers Boilers and Pressure Vessel Code Class 1 and 2 TAC No MB1205) 2024-02-26
[Table view] Category:Letter
MONTHYEARIR 05000483/20253012024-08-0505 August 2024 Notification of NRC Initial Operator Licensing Examination 05000483/2025301 ML24212A2822024-08-0202 August 2024 Regulatory Audit Summary Concerning Review of Request No. C3R-01 for Proposed Alternative to ASME Code, Section XI Requirements for Containment Building Inspections IR 05000483/20240022024-07-18018 July 2024 and Independent Spent Fuel Storage Installation Integrated Inspection Report 05000483/2024002 and 07201045/2024001 ML24185A1032024-07-16016 July 2024 2024 Biennial Problem Identification and Resolution Inspection Report ULNRC-06891, Independent Spent Fuel Storage Installation, Registration of Dry Spent Fuel Storage Canister HGMPC00052024-06-26026 June 2024 Independent Spent Fuel Storage Installation, Registration of Dry Spent Fuel Storage Canister HGMPC0005 ULNRC-06892, Independent Spent Fuel Storage Installation Registration of Dry Spent Fuel Storage Canister HGMPC00062024-06-26026 June 2024 Independent Spent Fuel Storage Installation Registration of Dry Spent Fuel Storage Canister HGMPC0006 ULNRC-06884, Independent Spent Fuel Storage Installation, Registration of Dry Spent Fuel Storage Canister HGMPC00022024-06-12012 June 2024 Independent Spent Fuel Storage Installation, Registration of Dry Spent Fuel Storage Canister HGMPC0002 ULNRC-06886, Independent Spent Fuel Storage Installation, Registration of Dry Spent Fuel Storage Canister HGMPC00042024-06-12012 June 2024 Independent Spent Fuel Storage Installation, Registration of Dry Spent Fuel Storage Canister HGMPC0004 ULNRC-06885, Independent Spent Fuel Storage Installation, Registration of Dry Spent Fuel Storage Canister HGMPC00032024-06-12012 June 2024 Independent Spent Fuel Storage Installation, Registration of Dry Spent Fuel Storage Canister HGMPC0003 ML24144A0492024-06-11011 June 2024 Requests for Relief from ASME OM Code Pump and Valve Testing Requirements for Fifth 120-Month Inservice Testing Interval ML24178A1132024-06-0606 June 2024 Ameren Missouris Intent to Adopt Revision 1 to Amendment 0 of Certificate of Compliance No. 1040 as Applicable to the ISFSI at the Callaway Plant Site ML24158A5222024-06-0606 June 2024 Application to Revise Technical Specifications to Adopt Tstf-569, Rev. 2, Revise Response Time Testing Definition (LDCN 24-0008) ML24143A1632024-05-23023 May 2024 Independent Spent Fuel Storage Installation Registration of Dry Spent Storage Canister HGMPC0001 ML24137A2342024-05-16016 May 2024 Independent Spent Fuel Storage Installation - Registration of Dry Spent Fuel Storage Canister HGMPC0011 ULNRC-06882, Independent Spent Fuel Storage Installation Registration of Dry Spent Fuel Storage Canister HGMPC00122024-05-16016 May 2024 Independent Spent Fuel Storage Installation Registration of Dry Spent Fuel Storage Canister HGMPC0012 ML24122A1502024-05-0707 May 2024 Audit Plan to Support Review of Steam Generator License Renewal Response to Commitment Nos 34 and 35 IR 05000483/20244022024-05-0606 May 2024 Security Baseline Inspection Report 05000483/2024402 (Full Report) ULNRC-06877, Final Safety Analysis Report Revision OL-27 and Technical Specification Bases Revision 252024-05-0606 May 2024 Final Safety Analysis Report Revision OL-27 and Technical Specification Bases Revision 25 ULNRC-06856, CFR 50.59 and 10 CFR 72.48 Summary Report2024-05-0101 May 2024 CFR 50.59 and 10 CFR 72.48 Summary Report IR 05000483/20240112024-05-0101 May 2024 NRC Post-Approval Site Inspection for License Renewal (Phase 2) Report 05000483/2024011 ML24122A1132024-04-30030 April 2024 Submittal of Callaway, Unit 1, 2023 Annual Radioactive Effluent Release Report ULNRC-06869, Submittal of Callaway, Unit 1, 2023 Annual Radiological Environmental Operating Report2024-04-30030 April 2024 Submittal of Callaway, Unit 1, 2023 Annual Radiological Environmental Operating Report ULNRC-06876, Registration of Dry Spent Fuel Storage Canister HGMPC00102024-04-25025 April 2024 Registration of Dry Spent Fuel Storage Canister HGMPC0010 ULNRC-06866, Submittal of Cycle 26 Commitment Change Summary Report2024-04-17017 April 2024 Submittal of Cycle 26 Commitment Change Summary Report ULNRC-06871, Independent Spent Fuel Storage Installation, Registration of Dry Spent Fuel Storage Canister HGMPC00072024-04-17017 April 2024 Independent Spent Fuel Storage Installation, Registration of Dry Spent Fuel Storage Canister HGMPC0007 ULNRC-06872, Independent Spent Fuel Storage Installation, Registration of Dry Spent Fuel Storage Canister HGMPC00082024-04-17017 April 2024 Independent Spent Fuel Storage Installation, Registration of Dry Spent Fuel Storage Canister HGMPC0008 ML24108A1082024-04-17017 April 2024 Independent Spent Fuel Storage Installation Registration of Dry Spent Fuel Storage Canister HGMPC0009 IR 05000483/20240012024-04-16016 April 2024 Integrated Inspection Report 05000483/2024001 IR 05000483/20244042024-04-0909 April 2024 Cyber Security Inspection Report 05000483/2024404 05000483/LER-2024-001, Submittal of LER 2024-001-00 for Callaway Plant, Unit 1, Reactor Trip Due to Turbine Trip2024-04-0404 April 2024 Submittal of LER 2024-001-00 for Callaway Plant, Unit 1, Reactor Trip Due to Turbine Trip ML24088A3212024-04-0101 April 2024 Notification of Commercial Grade Dedication Inspection (05000483/2024013) and Request for Information ML24086A5132024-03-26026 March 2024 CFR 50.46 Annual Report Regarding ECCS Evaluation Model Revisions ULNRC-06863, Submittal of Annual Exposure Report for 20232024-03-20020 March 2024 Submittal of Annual Exposure Report for 2023 ML24079A1622024-03-19019 March 2024 Re Nuclear Property Insurance Reporting ML24066A1932024-03-0707 March 2024 2024 Callaway Plant Notification of Biennial Problem Identification and Resolution Inspection and Request for Information ULNRC-06852, Owners Activity Reports (OAR-1 Forms) for Cycle/Refuel 262024-03-0505 March 2024 Owners Activity Reports (OAR-1 Forms) for Cycle/Refuel 26 IR 05000483/20230062024-02-28028 February 2024 Annual Assessment Letter for Callaway Plant Report 05000483/2023006 ML24052A3662024-02-26026 February 2024 Regulatory Audit Plan in Support of Proposed Alternative to ASME Code, Section XI Requirements for Containment Building Inspections ULNRC-06858, Completion of License Renewal Activities Prior to Entering the Period of Extended Operation2024-02-21021 February 2024 Completion of License Renewal Activities Prior to Entering the Period of Extended Operation IR 05000483/20230022024-02-21021 February 2024 Amended Integrated Inspection Report 05000483/2023002 ML24036A1712024-02-20020 February 2024 Exemption from Select Requirements of 10 CFR Part 73 (EPID L-2023-LLE-0079 (Security Notifications, Reports, and Recordkeeping and Suspicious Activity Reporting)) ULNRC-06853, Submittal of 2023 Fitness for Duty Performance Data Per Per 10 CFR 26.7172024-01-29029 January 2024 Submittal of 2023 Fitness for Duty Performance Data Per Per 10 CFR 26.717 IR 05000483/20230042024-01-19019 January 2024 Integrated Inspection Report 05000483/2023004 ML24008A0552024-01-19019 January 2024 Acceptance of Requested Licensing Action - Proposed Alternative to the Requirements of the ASME Code (EPID L-2023-LLR- 0061) ML23353A1712024-01-18018 January 2024 Issuance of Amendment No. 237 to Clarify Support System Requirements for the Residual Heat Removal System and Control Room Air Conditioning System Under Technical Specifications 3.4.8, 3.7.11, and 3.9.6 ML23317A0012024-01-12012 January 2024 Audit Summary Regarding LAR to Clarify Support System Requirements for the Residual Heat Removal and Control Room Air Conditioning System Under Technical Specifications 3.4.8, 3.7.11, and 3.9.6 ML23347A1212024-01-11011 January 2024 Issuance of Amendment No. 236 to Adopt TSTF-501, Revision 1, Relocate Stored Fuel Oil and Lube Volume Values to Licensee Control EPID L-2023-LLA-0046) ML24011A1492024-01-11011 January 2024 Notification of Post-Approval Site Inspection for License Renewal and Request for Information (05000483/2024011) ULNRC-06847, Supplement to Relief Request from Requirements of ASME BPV Code, Section XI, Subsection Iwl Regarding Examination and Testing of the Unbonded Post-Tensioning System (Relief Request C3R-01)2023-12-21021 December 2023 Supplement to Relief Request from Requirements of ASME BPV Code, Section XI, Subsection Iwl Regarding Examination and Testing of the Unbonded Post-Tensioning System (Relief Request C3R-01) ULNRC-06849, License Renewal Resolution for Commitments 34 and 35 Perform Evaluation of Crack Initiation and Propagation in Steam Generator Divider Plate and Tube-To-Tubesheet Welds2023-12-20020 December 2023 License Renewal Resolution for Commitments 34 and 35 Perform Evaluation of Crack Initiation and Propagation in Steam Generator Divider Plate and Tube-To-Tubesheet Welds 2024-08-05
[Table view] Category:Safety Evaluation
MONTHYEARML23353A1712024-01-18018 January 2024 Issuance of Amendment No. 237 to Clarify Support System Requirements for the Residual Heat Removal System and Control Room Air Conditioning System Under Technical Specifications 3.4.8, 3.7.11, and 3.9.6 ML23347A1212024-01-11011 January 2024 Issuance of Amendment No. 236 to Adopt TSTF-501, Revision 1, Relocate Stored Fuel Oil and Lube Volume Values to Licensee Control EPID L-2023-LLA-0046) ML23234A1522023-10-0505 October 2023 Exemption from the Requirements of 10 CFR Part 50, Section 50.46, and Appendix K Regarding Use of M5 Cladding Material (EPID L-2022-LLE-0030) (Letter) ML23240A3692023-10-0505 October 2023 Issuance of Amendment No. 235 to Revise Technical Specifications to Use of Framatome Gaia Fuel (EPID L-2022-LLA-0150) (Non-Proprietary) ML23228A0252023-09-25025 September 2023 Issuance of Amendment No. 234 to Revise Technical Specification 5.5.16, Containment Leakage Rate Testing Program, for Permanent Extension of Type a and Type C Leak Rate Test Frequencies ML23261C3852023-09-25025 September 2023 Safety Evaluation for Operating Quality Assurance Manual Revision 36A ML23166B0882023-09-20020 September 2023 Issuance of Amendment No. 233 for Adoption of Alternative Source Term and Revision of Technical Specifications ML22361A0702023-02-24024 February 2023 Issuance of Amendment No. 231 for Revision to Radiological Emergency Response Plan Regarding Response and Notification Goals ML23019A1752023-01-30030 January 2023 Issuance of Amendment No. 230 to Revise Technical Specifications to Adopt TSTF-577, Revision 1, Revised Frequencies for Steam Generator Tube Inspections ML22301A0072022-12-0202 December 2022 Issuance of Amendment No. 229 to Revise Technical Specifications to Adopt TSTF-505, Revision 2, and TSTF-439, Revision 2 ML22220A1302022-10-21021 October 2022 Exemptions from the Requirements of 10 CFR 50.46 and 10 CFR Part 50 Appendix a, General Design Criteria 35, 38, and 41 (EPID L-2021-LLE-0021) (Cover Letter) ML22220A1322022-10-21021 October 2022 Issuance of Amendment No. 228 Re; Revise Technical Specifications to Address Generic Safety Isusue-191 and Respond to Generic Letter 2004-02 Using Risk-Informed Approach ML22053A2832022-04-0707 April 2022 Issuance of Amendment No. 227 Revise Technical Specifications to Adopt Technical Specifications Task Force (TSTF) Traveler TSTF-529, Revision 4, Clarify Use and Application Rules ML21344A0052021-12-29029 December 2021 Issuance of Amendment No. 226 Regarding Adoption of 10 CFR 50.69, Risk-Informed Categorization and Treatment of Structures, Systems and Components for Nuclear Power Plants ML21053A1262021-03-24024 March 2021 Issuance of Amendment No. 225 to Revise Technical Specification Administrative Control 5.3.1 to Remove Details Specified for the Qualification of Certain Positions within the Unit Staff ML20218A4102020-11-0303 November 2020 Issuance of Amendment No. 224 Performance Based Method Alternative for Thermal Insulation Material ML20246G5702020-10-16016 October 2020 Issuance of Amendment No. 223 One-Time Deferral of the Steam Generator Tube Inspections ML20230A3872020-08-31031 August 2020 Request to Use a Provision of a Later Edition of the American Society of Mechanical Engineers Boiler and Pressure Vessel Code, Section XI ML20216A6812020-08-0606 August 2020 Operating Quality Assurance Manual Change Revision 34B (EPID L-2020-LLQ-0004 (COVID-19)) ML20141L7452020-06-0808 June 2020 Operating Quality Assurance Manual Change Revision 34A ML20107H9782020-04-20020 April 2020 COVID-19 Relief Request CC-01 Containment Tendon Inspection ML19283C4812019-12-0606 December 2019 Issuance of Amendment No. 221 Main Turbine Control Slave Relay Testing ML19158A2902019-07-30030 July 2019 Issuance of Amendment No. 220 Regarding Emergency Action Level Scheme Changes ML19073A0012019-04-18018 April 2019 Issuance of Amendment No. 219 to Add New Technical Specification 3.7.20, Class 1E Electrical Equipment Air Conditioning (A/C) System ML19079A1482019-04-0101 April 2019 Request for Alternative I4R-05 to Reactor Vessel Nozzle Weld Examination Frequency Requirements (EPID L-2018-LLR-0051 ML18313A0692018-11-26026 November 2018 Request for Relief I4R-01 Related to the Inservice Inspection Program for Class 3 Buried High Density Polyethylene Piping ML18124A0262018-05-30030 May 2018 Issuance of Amendment No. 218 FSAR Revision Compliance with Regulatory Guide 1.106 Regarding MOV Thermal Overload Protection ML17262A7002017-10-0303 October 2017 Request for Alternative I4R-04 Applicable to the Fourth 10-Year Inspection Program Interval ML17254A1202017-09-25025 September 2017 Request for Alternative No. PR-07 from the Requirements of the ASME Code for the Fourth 10-Year Inservice Testing Interval ML17236A0822017-09-15015 September 2017 Issuance of Amendment No. 217 Replacement of Methodology in Technical Specification 5.6.5, Core Operating Limits Report (Colr), ML17170A3202017-06-20020 June 2017 Safety Evaluation Input - for Ameren Missouri Request to Amend Callaway Plant, Unit 1, Technical Specification 5.6.5, Core Operating Limits Report - ML17058A4432017-03-0606 March 2017 Request for Alternative I4R-03 Applicable to the Fourth 10-Year Inservice Inspection Program Interval ML17010A3322017-02-0202 February 2017 Safety Evaluation Regarding Implementation of Mitigating Strategies and Reliable Spent Fuel Pool Instrumentation Related to Orders EA-12-049 and EA-12-051 ML16223A7122016-08-30030 August 2016 Relief Request No. 13R-08 from Code Case N-460, Alternative Examination Coverage for Class 1 and Class 2 Welds, for Piping Welds, Third 10-Year Inservice Inspection Interval ML16089A1672016-04-0101 April 2016 Review and Approval of Quality Assurance Plan Change Per Nuclear Energy Institute (NEI) 14-05A, Revision 1 ML16055A4642016-03-17017 March 2016 Relief Requests 13R-09 (Steam Generator Tubesheet Weld), 13R-11 (Pressurizer Welds) from Code Case N-460 and 13R-18 (SG Weld), from Appendix Viii Requirements, Third 10-Year Inservice Inspection Interval (CAC MF6735-MF6737) ML16020A5162016-02-29029 February 2016 Issuance of Amendment No. 216, Revise Technical Specification (TS) 2.1.1.1 and TS 5.6.5, to Remove Uncertainties from Departure from Nucleate Boiling Ratio Safety Limit and Adopt WCAP-14565-P-A Methodology ML15324A1142016-02-0202 February 2016 Issuance of Amendment No. 215, Adopt Technical Specification Task Force (TSTF) Traveler TSTF-510, Revision 2, Revision to Steam Generator Program Inspection Frequencies and Tube Sample Selection ML16027A1582016-01-29029 January 2016 Relief Request I4R-02 from Requirements of ASME Code Section XI, Table IWF-2500-1 for 100% Visual Examination of Class 1 Supports, Fourth 10-Year Inservice Inspection Interval ML15328A0592016-01-28028 January 2016 Issuance of Amendment No. 214, Request to Revise Operating License Condition Related to Cyber Security Plan Milestone 8 Full Implementation Date ML15258A5102015-10-28028 October 2015 Issuance of Amendment No. 213, Adopt Technical Specification Task Force Traveler TSTF-523, Generic Letter 2008-01, Managing Gas Accumulation ML15251A4932015-10-0707 October 2015 Issuance of Amendment No. 212, Request to Upgrade the Emergency Action Level Scheme by Adopting Nuclear Energy Institute NEI 99-01, Revision 6 ML15064A1252015-05-12012 May 2015 Request for Relief I4R-01 from ASME Code Requirements for Replacement of Class 3 Essential Service Water Buried Piping with High Density Polyethylene Piping, for the Fourth 10-year Inservice Testing Interval ML15064A0282015-03-31031 March 2015 Issuance of Amendment No. 211, Request to Revise Final Safety Analysis Report Standard Plant Section 3.6 for High Density Polyethylene (Hdpe) Crack Exclusion ML15035A1482015-02-10010 February 2015 Relief Request 13R-17, Proposed Alternative to ASME Code, Section XI Requirements, Which Extends Reactor Vessel Inservice Inspection Frequency from 10 to 20 Years, Third 10-Year Interval ML14350B2392015-01-20020 January 2015 Issuance of Amendment No. 210, Revise Technical Specification LCO 3.4.12, Cold Overpressure Mitigation System (Coms), to Clarify No Limitation on Normal Charging Pump Use During Modes 4-6 ML14234A4512014-09-0404 September 2014 Relief Request I3R-16, Temporary Non-Code Repair of the Train a Component Cooling Water Heat Exchanger to Control ESW Leakage, Third 10-Year Inservice Inspection Interval ML14178A7692014-07-15015 July 2014 Requests for Relief PR-01, PR-02, PR-03, PR-04, and PR-06 (PR-05 Withdrawn), ASME OM Code Cases for Group a and B Pumps for Fourth 10-Year Inservice Testing Interval ML14175A3902014-07-0101 July 2014 Issuance of Amendment No. 209, Adoption of Technical Specification Task Force Change Traveler TSTF-522-A, Revision 0, Revise Ventilation System to Operate for 10 Hours Per Month, Using CLIIP ML14027A0572014-01-29029 January 2014 Relief Request PR-07, Testing Frequency for Pumps and Valves, Third 10-year Inservice Testing Interval 2024-01-18
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Jan uary 18 , 20 07 M r. C harl es D. Na sl und S e n i o r V i ce P re si d e n t a n d C h i e f N u cl e a r Off i ce r Un io n E le ctri c C ompa ny Po st Off ic e B ox 62 0 Ful ton, M O 6 525 1
SUBJECT:
CALLAW AY PLANT, UNIT 1 - RELIEF REQUEST ISI-41 FOR T HE SECOND 10-Y EA R INS ER VIC E INS PE CTION IN TERV AL (TAC N O. M D3 437)De ar M r. N asl und: By l etter date d Octo ber 25, 200 6 (U LN RC-051 83), the Un io n E le ctri c C ompa ny (the l ic ens ee)requeste d re li ef f rom ce rtai n e x ami nati on requi rements of Se cti on XI, "Rul es f or In serv ic e Insp ecti on of Nuc le ar P ow er P la nt C ompo nen ts," o f the A meri can S oci ety of M ech ani cal En gine ers Bo il er a nd Pre ssu re V ess el C ode (i.e., th e A SM E Co de) f or th e s eco nd 10-y ear i n se rv i ce i n sp e ct i o n (IS I) i n te rv a l a t th e C a l l a w a y P l a n t (C a l l a w a y). R e l i e f R e que st s (R R s) I S I-34, I SI-35, I SI-36, I SI-37, I SI-38, I SI-39, I SI-40, and I SI-41 w ere sub mit ted in that letter. Th is le tter a ddre sse s R R ISI-41.Ba sed on the en cl ose d s afety ev al uati on, the Nu cl ear Re gula tory C ommis si on staff ha s dete rmin ed that the AS M E Co de-re quire d e x ami nati on cov erage requi rements are i mpracti cal f or th e s ubje ct w el ds li sted i n R R ISI-41 , an d, b ase d o n th e c ov erages obta in ed, if si gnifica nt ser vi ce-induced deg rada tion w ere occ urr ing , the re is reaso nable assur ance th at evidence of it w o u l d b e d e t e c t e d b y t h e e x a m i n a t i o n s t h a t w e r e p e r fo r m e d. T h e r e fo r e , g r a n t i n g r e l i e f, purs uan t to para graph 50.5 5a(g)(6)(i) of Titl e 1 0 o f the Co de of F ede ral R egu la tio ns , is au t ho r ized by law and w ill no t end an g er lif e or pr op er t y or th e c om m on def en se and se cu r it y, and i s o therw is e i n th e p ubl ic i ntere st giv in g due co nsi dera tio n to the bu rden up on the li cen see that cou ld res ul t i f the requi rements w ere imp ose d o n th e faci li ty. The N RC sta f f grants the rel ie f i n R R ISI-41 for the se con d 1 0-y ear ISI in terv al at Ca ll aw ay. A ll oth er A SM E Co de, Sect ion XI , req uirem ents f or w hich relief w as not spec if ically req uest ed and approved rem ain a p p l i ca b l e , i n cl u d i n g th i rd-p a rt y r e v i e w b y t h e A u th o ri z e d N u cl e a r In se rv i ce I n sp e ct o r.
Sin ce r ely,/RA/
Da v id Terao , C hi ef P l a n t L i ce n si n g B ra n ch I V Di v is io n o f Ope rati ng Re acto r Li cen si ng Of f ic e o f N ucl ear Re acto r R egul ati on Do cket No. 50-483 En cl osu re: Sa f ety E v al uati on c c w/e n c l: S e e n e x t p a ge Jan uary 18 , 20 07 M r. C harl es D. Na sl und S e n i o r V i ce P re si d e n t a n d C h i e f N u cl e a r Off i ce r Un io n E le ctri c C ompa ny Po st Off ic e B ox 62 0 Ful ton, M O 6 525 1
SUBJECT:
CALLAW AY PLANT, UNIT 1 - RELIEF REQUEST ISI-41 FOR T HE SECOND 10-Y EA R INS ER VIC E INS PE CTION IN TERV AL (TAC N O. M D3 437)De ar M r. N asl und: By l etter date d Octo ber 25, 200 6 (U LN RC-051 83), the Un io n E le ctri c C ompa ny (the l ic ens ee)requeste d re li ef f rom ce rtai n e x ami nati on requi rements of Se cti on XI, "Rul es f or In serv ic e Insp ecti on of Nuc le ar P ow er P la nt C ompo nen ts," o f the A meri can S oci ety of M ech ani cal En gine ers Bo il er a nd Pre ssu re V ess el C ode (i.e., th e A SM E Co de) f or th e s eco nd 10-y ear i n se rv i ce i n sp e ct i o n (IS I) i n te rv a l a t th e C a l l a w a y P l a n t (C a l l a w a y). R e l i e f R e que st s (R R s) I S I-34, I SI-35, I SI-36, I SI-37, I SI-38, I SI-39, I SI-40, and I SI-41 w ere sub mit ted in that letter. Th is le tter a ddre sse s R R ISI-41.Ba sed on the en cl ose d s afety ev al uati on, the Nu cl ear Re gula tory C ommis si on staff ha s dete rmin ed that the AS M E Co de-re quire d e x ami nati on cov erage requi rements are i mpracti cal f or th e s ubje ct w el ds li sted i n R R ISI-41 , an d, b ase d o n th e c ov erages obta in ed, if si gnifica nt ser vi ce-induced deg rada tion w ere occ urr ing , the re is reaso nable assur ance th at evidence of it w o u l d b e d e t e c t e d b y t h e e x a m i n a t i o n s t h a t w e r e p e r fo r m e d. T h e r e fo r e , g r a n t i n g r e l i e f, purs uan t to para graph 50.5 5a(g)(6)(i) of Titl e 1 0 o f the Co de of F ede ral R egu la tio ns , is au t ho r ized by law and w ill no t end an g er lif e or pr op er t y or th e c om m on def en se and se cu r it y, and i s o therw is e i n th e p ubl ic i ntere st giv in g due co nsi dera tio n to the bu rden up on the li cen see that cou ld res ul t i f the requi rements w ere imp ose d o n th e faci li ty. The N RC sta f f grants the rel ie f i n R R ISI-41 for the se con d 1 0-y ear ISI in terv al at Ca ll aw ay. A ll oth er A SM E Co de, Sect ion XI , req uirem ents f or w hich relief w as not spec if ically req uest ed and approved rem ain a p p l i ca b l e , i n cl u d i n g th i rd-p a rt y r e v i e w b y t h e A u th o ri z e d N u cl e a r In se rv i ce I n sp e ct o r.
Sin ce r ely,/RA/
Da v id Terao , C hi ef P l a n t L i ce n si n g B ra n ch I V Di v is io n o f Ope rati ng Re acto r Li cen si ng Of f ic e o f N ucl ear Re acto r R egul ati on Do cket No. 50-483 En cl osu re: Sa f ety E v al uati on c c w/e n c l: S e e n e x t p a ge DIST RIBUT ION: PU BLI C LPL IV R eadin g Rid sNr rD orl (C Ha ney/JLub inski)
Rid sNr rD ciCv ib (M M itche ll)Rid sNr rD orlL pl4 (D T era o)
T M cLella n, CV IB Rid sNr rP M JDo nohew JLamb, E DO R IV Rid sNr rLA LFei z ollah i Rid sAcr sAcnw M ailC ente r Rid sO gcR p Rid sRe gion4 M ailC ente r A C C E S S I O N N O.: M L 07003 0336 OFFICE NRR/LPL4/PM
NRR/LPL4/L A
CVIB/BC OGC NRR/LPL4/BC NA M E JDo nohew LFei z ollah i M M itche ll T Ca mpbell DT era o DA T E 1/16/07 1/16/07 12/1 2/06 1/8/07 1/18/07OFFICIAL RECORD CO PY S A F E TY E V A L U A TION B Y TH E OF F IC E OF N U C L E A R R E A C TOR R E GU L A TIONS E C ON D 1 0-Y E A R I N TE R V A L I N S E R V IC E I N S P E C TIONRE QUES T FOR RE LIE F NO. IS I-41UNIO N ELECTRI C COM PANYC A L L A W A Y P L A N T, U N I T 1DOCK ET N O. 50-4 83 1.0 IN TR OD U C TION By ap pl ic ati on date d Octo ber 25, 200 6 (A gency w id e D ocu ments Acc ess an d M ana gement Sy stem A cce ssi on No. M L06 305 020 3), U ni on El ectri c C ompa ny (the l ic ens ee) requeste d re li ef f rom ce rtai n e x ami nati on requi rements of Se cti on XI, "Rul es f or In serv ic e In spe cti on of Nuc le ar Po w er P la nt C ompo nen ts," o f the A meri can S oci ety of M ech ani cal E ngin eers B oi le r an d P re ss u re V e ss e l C o d e (i.e., t h e A S M E C o d e) for th e s e co n d 1 0-y e a r i n se rv i ce i n sp e ct i o n (IS I)i n te rv a l a t th e C a l l a w a y P l a n t (C a l l a w a y). R e l i e f R e que st s (R R s) I S I-3 4 t h ro u gh IS I-4 1 w e re sub mitted i n th e l etter. Thi s s afety ev al uati on add ress es RR IS I-41.2.0 R E GU L A TO R Y R E QU I R E M E N TS ISI of the AS M E Co de Cl ass 1, 2, a nd 3 c ompo nen ts i s p erformed i n a cco rdan ce w ith Se cti on XI of the A SM E Co de and ap pl ic abl e a dde nda as requi red by Titl e 1 0 o f the Co de of Fed eral R egu la tio ns (10 CF R) 50.5 5a(g), ex cep t w here sp eci f ic rel ie f ha s b een grante d b y the Nu cl ear Re gula tory C ommis si on (NR C) purs uan t to 10 CF R 50.5 5a(g)(6)(i
). P aragraph 50.5 5a(a)(3) o f 10 C FR sta tes that al terna tiv es to th e re quire ments of para graph (g) may be use d, w hen au thori z ed by the N RC , i f: (i) the pro pos ed al terna tiv es w oul d p rov id e a n accep table level of qua lity and saf ety, or (ii) com pliance w ith the spec if ied req uirem ents w ould re su l t i n h a rd sh i p o r u n u su a l d i ff i cu l ty w i th o u t a c o mp e n sa ti n g i n cr e a se i n t h e l e v e l o f qua l i ty an d s af et y.Pu rsua nt to 10 C FR 50.55a (g)(4), AS M E Co de Cl ass 1, 2, a nd 3 c ompo nen ts (i ncl udi ng sup ports) sh al l meet the requi rements , ex cep t the de si gn an d a cce ss prov is io ns and the pre-s erv ic e e x ami nati on requi rements , se t forth i n th e A SM E Co de, Se cti on XI, to th e e x tent prac tic al w ith in the l imi tati ons of de si gn, geometry , an d ma teri al s o f co nstru cti on of the compo nen ts. The re gula tio ns requi re th at i nse rv ic e e x ami nati on of compo nen ts a nd sy stem p re ss u re t e st s co n d u ct e d d u ri n g th e fi rs t 1 0-y e a r i n te rv a l a n d s u b se que n t i n te rv a l s co mp l y w i th the requi rements i n th e l ates t ed iti on and ad den da of Sec tio n XI o f the A SM E Co de i n co rp o ra te d b y r e fere n ce i n 1 0 C F R 5 0.5 5 a (b) 1 2 mo n th s p ri o r to t h e s ta rt o f th e 1 2 0-mo n th i n te rv a l , su b je ct t o t h e l i mi ta ti o n s a n d mo d i fic a ti o n s l i st e d t h e re i n. Th e A S M E C o d e o f re co rd f or th e C al la w ay se con d 1 0-y ear in terv al IS I pro gram is the 19 89 Ed iti on of Sec tio n XI o f the AS M E Co de.3.0 NR C STAF F EV AL UA TIO N OF R R NO. IS I-41 3.1 Information pro v id ed by Li cen see The foll ow in g in f ormati on w as prov id ed by the l ic ens ee in the atta chmen t to its ap pl ic ati on date d Octo ber 25, 200 6, o n R R ISI-41. A S M E C o d e C o mp o n e n ts Th e c o mp o n e n t i n v o l v e d i n t h e r e l i e f r e qu e s t s a r e t h e fo l l o w i n g:*
P re ss u ri z e r S p ra y N o z z l e-t o-To p H e a d w e l d 2-TB B 0 3-1 0 C-W*
P re ss u ri z e r S u rge N o z z l e-t o-L o w e r H e a d w e l d 2-TB B 0 3-1 0 A-W A S M E C o d e R e qui re me n ts T he applicable ASM E Code req uirem ents are the f ollow ing: ASM E Code, Sect ion XI , IW B-2500-1, Cat eg ory B-D, It em B3.110 req uires volumet ric examination of 100 percent of the w eld a s d e fin e d i n A S M E C o d e , F i gur e I W B-2 5 0 0-7 (b).L i ce n se e's B a si s for R e l i e f R e que st I n t h e a t t a c h me n t t o i t s a p p l i c a t i o n fo r R R I S I-4 1 , t h e l i c e n s e e s t a t e d t h e fo l l o w i n g:The d esi gn con f igura tio n o f the su bject noz z le-to-he ad w el ds prec lu des u l tr a so n i c e x a mi n a ti o n o f es se n ti a l l y 1 0 0% o f th e r e qui re d e x a mi n a ti o n v o l u me. In o rder to e x ami ne the w el ds in ac cord anc e w ith the [A SM E] cod e re quire ments, the pres suri z er w oul d re quire ex tens iv e d esi gn modi f ic ati ons. The ph y si cal arran gement o f TBB 03-1 0C-W , i n c onju ncti on w ith the cl ose cu rv ature of the outs id e w al l surfaces of the noz z le do es not al lo w for a compl ete ex ami nati on from t h e n o z z l e s i d e. S ca n s n o rma l t o t h e w e l d fro m t h e h e a d s i d e w e re ess enti al ly 10 0% c ompl ete.Si mil arl y , the ph y si cal arra ngement of 2-TBB0 3-10 A-W , i n c onju ncti on w ith the cl o se c u rv a tu re o f th e o u ts i d e w a l l s u rfac e o f th e n o z z l e d o e s n o t a l l o w for a compl ete ex ami nati on f rom the no z z le si de. F or s can s n ormal to the w el d o n th e botto m v ess el he ad si de, ex ami nati ons are l imi ted to a reas ap prox ima tel y 1.5" from t h e w e l d t o e. L i mi ta ti o n s o n t h e b o tt o m h e a d s i d e o f 2-TB B 0 3-1 0 A-W a re d u e t o t h e p re se n ce o f i mme rs i o n h e a te rs p e n e tr a ti n g th e h e a d w h i ch r e st ri ct s the sca nni ng surface of the trans duc ers.The w el d c onfigurati ons an d th e e x act cov erage ach ie v ed f or e ach requi red sca n 1.
T he l icensee's ex aminat ion rep ort s fo r w elds 2-T BB 03-10C-W and 2-T BB 03-10A-W ar e no t i nclude d in th is safet y ev aluat ion (S E) and can be f ound in t he a tta chment to th e li censee's let ter dat ed O ctobe r 2 5, 2006.a re d e ta i l e d i n t h e a tt a ch e d u l tr a so n i c e x a mi n a ti o n r e p o rt s.1Pe rf ormanc e o f an ul traso ni c v ol umetri c e x ami nati on 100% of f ul l pen etrati on w elds in the pr essur iz er nozz le-t o-he ad w elds w ould be i mp rac tical. Ame ren UE[Un io n E le ctri c C ompa ny] ha s d etermi ned tha t i t w oul d b e i mpracti cal to attempt othe r v ol umetri c e x ami nati on in ord er to i ncre ase ex ami nati on cov erage.Li cen see's P ropo sed A lte rnati v e E x ami nati on I n t h e a t t a c h me n t t o i t s a p p l i c a t i o n fo r R R I S I-4 1 , t h e l i c e n s e e s t a t e d t h e fo l l o w i n g:In l ie u o f the [A SM E] Co de-re quire d 1 00% ul traso ni c e x ami nati on, an ul traso ni c e x ami nati on w as performed on acc ess ib le are as to th e ma x imu m ex tent prac tic al. U ltra son ic ex ami nati on of the sub ject w el ds to th e ma x imu m ex tent prac tic al sti ll pro v id es ass uran ce of an acc epta bl e l ev el of qual ity an d safety. S igni f ic ant degrad ati on, if pre sen t, w oul d h av e b een de tecte d d uri ng the ul traso ni c e x ami nati on that w as performed on the sub ject w el ds.3.2 NR C Sta f f's E v al uati on F o r t h e p r e s s u r i z e r s p r a y n o z z l e-t o-t o p h e a d w e l d 2-TB B 0 3-1 0 C-W a n d p r e s s u r i z e r s u r ge nozz le-t o-lower head w eld 2-T BB03-1 0A-W , the ASM E Code, Sect ion XI , req uires volumet ric examination of 100 percent of the subj ect w elds. T he licensee stat ed that the vol um etr ic ex ami nati on by ul traso ni c meth odo lo gy of thi s w el d w as con duc ted to th e e x tent prac tic al by the li cen see us in g perso nne l, equi pmen t, an d p roce dure s qual ifie d i n a cco rdan ce w ith A SM E Co de, Se cti on XI, App end ix V III. The li cen see found tha t du rin g the ul traso ni c e x ami nati on of w el ds 2-TBB0 3-10 C-W an d 2-TBB03-10A-W , 10 0-pe rcen t co v erage of the requi red ex ami nati on v ol ume cou ld no t be ob tai ned. The l ic ens ee note d th at th e p hy si cal arra ngement of w el ds 2-TBB0 3-10 C-W an d 2-TBB03-10A-W , i n c onju ncti on w ith the cl ose cu rv ature of the ou tsi de w al l surfaces of the noz z le s d oes no t al lo w for a compl ete ex ami nati on f rom the no z z le si de of the sub ject n oz z le s. Therefore, b ase d o n th e e x ami nati on repo rts a nd des cri pti ons of the s u b j e c t n o z z l e s p r o v i d e d i n t h e l i c e n s e e's l e t t e r d a t e d O c t o b e r 2 5 , 2 0 0 6 , t h e N R C s t a ff dete rmin ed that in ord er for the l ic ens ee to o btai n e sse nti al ly 10 0-pe rcen t co v erage of the requi red ex ami nati on v ol ume f or th e p ress uri z er s pray no z z le-to-top he ad w el d 2-TBB0 3-10 C-W , an d p ress uri z er s urge n oz z le-to-l ow er h ead w el d 2-TBB03-10A-W , the pres suri z er w oul d h av e to be red esi gned w hi ch w oul d c aus e a bu rden on the l ic ens ee. B ase d on thi s e v al uati on, the NR C staff co ncl ude d th at i t i s i mpracti cal for the l ic ens ee to me et th e app li cab le A SM E Co de requi rements.The l ic ens ee state d th at i t ob tai ned a compo si te v ol umetri c c ov erage of 82.7 and 54.8 p erce nt f or w el ds 2-TBB0 3-10 C-W an d 2-TBB03-10A-W , res pec tiv el y. B ase d o n th ese co v erages, the NR C staff de termin ed that the ex ami nati ons pe rf ormed w oul d h av e d etec ted any si gnifica nt patte rns of degrada tio n, i f pre sen t. The N RC sta f f al so dete rmin ed that the v ol umetri c a nd AS M E Co de VT-2 v is ual ex ami nati ons pe rf ormed duri ng sy stem w al k dow ns are of suff ic ie nt deta il to prov id e re aso nab le as sura nce of the stru ctura l in tegrity of pre ssu riz er s pray no z z le-to-top head w eld 2-T BB03-1 0C-W and pressu rizer surg e nozz le-t o-lower head w eld 2-T BB03-1 0A-W. Ba sed on thi s find in g and the i mpracti cal ity of meeti ng the ap pl ic abl e A SM E Co de requi rements , the N RC sta f f co ncl ude s th at th e re quested rel ie f may be grante d to the l ic ens ee for th e s e co n d 1 0-y e a r i n te rv a l i n a cc o rd a n ce w i th 1 0 C F R 5 0.5 5 a (g)(6)(i). 4.0 C ON C L U S ION The N RC sta f f ha s re v ie w ed the li cen see's s ubmi ttal an d c onc lu des tha t A SM E Co de ex ami nati on cov erage requi rements are i mpracti cal for w el ds 2-TBB0 3-10 A-W an d 2-TBB0 3-10 C-W l is ted in R R ISI-41 for Ca ll aw ay P la nt. Furth ermore, bas ed on the cov erages obta ined, if signif icant ser vi ce-induced deg rada tion w ere pr esent , the re is reaso nable ass uran ce that ev id enc e o f i t w oul d b e d etec ted by the ex ami nati ons tha t w ere performed.
The N R C s ta ff fur th e r co n cl u d e s th a t th e v o l u me tr i c e x a mi n a ti o n s p e rfor me d , w h e n c o mb i n e d w i th VT-2 v is ual ex ami nati ons du rin g pl ant w al kdow ns, prov id e re aso nab le as sura nce of struc tural i n te gri ty o f th e s u b je ct w e l d s a n d n o a l te rn a ti v e r e qui re me n ts a re d e e me d n e ce ss a ry. The re fore , th e C o mmi ss i o n gra n ts t h e r e l i e f re que st e d i n R R I S I-4 1 p u rs u a n t to 10 CFR 50.55a(g)(6)(i) f or Callaw ay f or th e second 10 year ISI inter val.The N R C s ta ff h a s d e te rmi n e d t h a t gra n ti n g re l i e f pu rs u a n t to 1 0 C F R 5 0.5 5 a (g)(6)(i) for RR IS I-41 is au thori z ed by l aw an d w il l not end anger li f e o r pro perty or the common defense and se curi ty , an d i s o therw is e i n th e p ubl ic i ntere st giv in g due co nsi dera tio n to the bu rden up on t h e li c e n s e e t h a t co u ld r e s u lt if t h e r e q u ir e m e n t s wer e im p o s e d on t h e f a c il it y. A ll ot h e r AS ME Co de, Se cti on XI, require ments f or w hi ch rel ie f w as not spe ci f ic al ly reque sted an d a ppro v ed re ma i n a p p l i ca b l e , i n cl u d i n g th i rd-p a rt y r e v i e w b y t h e A u th o ri z e d N u cl e a r In se rv i ce I n sp e ct o r.Pri nci pal C ontri buto r: Tho mas M cLe ll an Da te: Jan uary 18 , 20 07 J u n e 2 0 0 6C a l l a w a y P l a n t, U n i t 1 cc: Pro f ess io nal N ucl ear Co nsu lti ng, Inc.19 04 1 Ra ine s Dr ive De rw ood , M D 20 855 J o h n O'N e i l l , E s q.Pi ll sbu ry W in throp S haw P ittman LL P 2 3 0 0 N. S t r e e t , N.W.W ash in gton, D.C. 20 037 M r. K ei th A. M il ls , S upe rv is in g Engi nee r Reg ional Regulat ory Af f airs/Saf ety Analy sis Ame renUE P.O. B ox 62 0 Ful ton, M O 6 525 1 U.S. N ucl ear Re gula tory C ommis si on Re si den t Ins pec tor Off ic e 820 1 N RC R oad Ste edma n, M O 6 507 7-13 02 M r. Le s H. K anu ckel M ana ger, Qual ity A ssu ranc e Ame renUE P.O. B ox 62 0 Ful ton, M O 6 525 1 M is sou ri Pu bl ic S erv ic e C ommis si on Gov erno r Of f ic e B ui ld in g 200 M adi son S treet Jeff erso n C ity , M O 6 510 2-03 60 R e gi o n a l A d mi n i st ra to r, R e gi o n I V U.S. N ucl ear Re gula tory C ommis si on 611 R y an Pl az a D riv e, S ui te 4 00 Arl in gton, TX 76 011-400 5 M r. H. Fl oy d Gi lz ow De puty D ire ctor f or P ol ic y M is sou ri De partmen t of Na tural R eso urce s P.O. B ox 17 6 Jeff erso n C ity , M O 6 510 2-01 76 M r. R ic k A. M uen ch Pre si den t an d C hi ef Ex ecu tiv e Off ic er W ol f C reek N ucl ear Operati ng Co rpora tio n P.O. B ox 41 1 Bu rli ngton, K A 66 839 M r. D an I. B ol ef, Presi den t Ka y Dre y, Re pr es en t at ive Bo ard of Di recto rs C oal iti on f or th e En v iro nmen t 6 2 6 7 D e l ma r B o u l e v a rd Un iv ersi ty C ity , M O 6 313 0 M r. Le e F ritz , P resi di ng Co mmissi one r Ca ll aw ay C oun ty C ourt Ho use 10 Ea st F ifth S treet Ful ton, M O 6 515 1 M r. D a v i d E. S h a fer Su peri nten den t, Li cen si ng Re gula tory A f f ai rs Ame renUE P.O. B ox 66 149 , M C 470 St. Lou is , M O 6 316 6-61 49 M a n a ger , R e gul a to ry A ff a i rs Ame renUE P.O. B ox 62 0 Ful ton, M O 6 525 1 M r. K ei th G. H enke, P la nne r D i v i si o n o f C o mmu n i ty a n d P u b l i c H e a l th Of f ic e o f E mergency C oord in ati on 930 W il dw ood P.O. Bo x 57 0 Jeff erso n C ity , M O 65 102 Ce rtrec Co rpora tio n 420 0 S outh H ul en, Su ite 63 0 Fort W orth, TX 761 09 Di recto r, M is sou ri Sta te E mergency M ana gement A gency P.O. B ox 11 6 Jeff erso n C ity , M O 6 510 2-01 16