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Related Documents on Accident Tolerant Fuels

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Accident Tolerant Fuels Project Plan

Version Major Revision Items Issuance Date
1.0 N/A September 2018
1.1 Added Appendix A, "Fuel Burnup and Enrichment Extension Preparation Strategy," to account for industry interest in higher burnup and increased enrichment October 2019
1.2 Changes to streamline the document and better align with the industry’s increased emphasis on higher burnup and increased enrichment fuels. September 2021

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Accident Tolerant Fuels Roadmap to Readiness

Version Major Revision Items Issuance Date
1.0 N/A June 2023

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Guidance

Number Subject Title Issuance Date
ATF-ISG-2020-01 Interim Staff Guidance: Chromium-coated Cladding Supplemental Guidance Regarding the Chromium-Coated Zirconium Alloy Fuel Cladding Accident Tolerant Fuel Concept January 2020

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Phenomena Identification and Ranking Table - related

Number Subject Title Issuance Date
PNNL-28437 Literature review: Chromium-coated Cladding Degradation and Failure Phenomena of Accident Tolerant Fuel Concepts: Chromium-Coated Zirconium Alloy Cladding January 2019
PNNL-28437, Revision 1 PIRT report: Chromium-coated Cladding Degradation and Failure Phenomena of Accident Tolerant Fuel Concepts: Chromium-Coated Zirconium Alloy Cladding June 2019
PNNL-29368 Literature review: High burnup fuel performance Fuel Performance Considerations and Data Needs for Burnup above 62 GWd/MTU November 2019
PNNL-29773 Literature review: Cr-coated cladding transportation Fresh Fuel Transportation of Accident Tolerant Fuel Concepts - Chromium Coated Zirconium Alloy Cladding March 2020
PNNL-30086 Literature review: FeCrAl cladding transportation Fresh Fuel Transportation of Accident Tolerant Fuel Concepts - FeCrAl Cladding July 2020
PNNL-30451 Literature review: Spent fuel for cladding technologies Spent Fuel Storage and Transportation of Accident Tolerant Fuel Concepts - Cr-Coated Zirconium Alloy and FeCrAl Cladding September 2020
PNNL-30445 Literature review: FeCrAl Cladding Degradation and Failure Phenomena of Accident Tolerant Fuel Concepts - FeCrAl Alloy Cladding September 2020
ERI/NRC 20-209 Literature review: Severe Accidents Review of Accident Tolerant Fuel Concepts with Implications to Severe Accident Progression and Radiological Releases October 2020
NUREG/CR-7283
ERI/NRC 21-204		 PIRT report: Severe Accidents Phenomena Identification Ranking Tables For Accident Tolerant Fuel Designs Applicable To Severe Accident Conditions April 2021
NUREG/CR-7282
ERI/NRC 21-203		 Literature review: Severe Accidents Review of Accident Tolerant Fuel Concepts with Implications to Severe Accident Progression and Radiological Releases July 2021
PNNL-32222 Literature review: higher burnup and increased enrichment spent fuel storage Assessment of FAST for Spent Fuel Calculations on High Burnup and High Enriched Fuel October 2021

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General Communication

Number Subject Title Issuance Date
N/A Letter to NEI: Scheduling for Increased Enrichment Preparing for Efficient and Effective Licensing of Accident Tolerant Fuel with Higher Enrichment August 26, 2019
RIS 2019-03 Regulatory Issue Summary: Scheduling for Part 70, 71, and 72 ATF Submittals Pre-application Communication and Scheduling for Accident Tolerant Fuel Submittals November 20, 2019
N/A Letter to NEI: Scheduling Expectations Scheduling Expectations Regarding the Licensing of Accident Tolerant, Increased Enrichment, and Higher Burnup Fuels  January 11, 2022
RIS 2023-02 Regulatory Issue Summary: Scheduling for Part 50, 52, 70, 71, and 72 ATF Submittals Scheduling Information for the Licensing of Accident Tolerant, Increased Enrichment, and Higher Burnup Fuels   June 26, 2023

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Miscellaneous

Number Subject Title Issuance Date
N/A Letter to Industry: Guidance on Lead Test Assemblies Clarification of Regulatory Path for Lead Test Assemblies June 24, 2019
N/A Internal NRC Memo: Applicability of Source Term Applicability of Source Term for Accident Tolerant Fuel, High Burn Up and Extended Enrichment May 13, 2020
ORNL/TM-2020/1725 SCALE Code Assessment: Transportation of Increased Enrichment Assessment of Existing Transportation Packages for Use with HALEU February 5, 2021
ORNL/TM-2020/1833
ORNL/TM-2020/1835		 SCALE Code Assessment: Analysis of Higher Burnup and Increased Enrichment Fuels Isotopic and Fuel Lattice Parameter Trends in Extended Enrichment and Higher Burnup LWR Fuel.  Volume I: PWR Fuel Volume II: BWR Fuel  March 26, 2021
ORNL/TM-2021/1961 SCALE Code Assessment: Analysis of ATF, Higher Burnup, and Increased Enrichment Fuels Extended-Enrichment Accident-Tolerant LWR Fuel Isotopic and Lattice Parameter Trends March 31, 2021
RIL 2021-13 Research Information Letter: Fuel Fragmentation, Relocation, and Dispersal Interpretation of Research on Fuel Fragmentation, Relocation, and Dispersal High Burnup December 17, 2021
ORNL/TM-2021/2330 SCALE Code Assessment: Analysis of LEU+ and ATF on Fresh Fuel Storage Impacts of LEU+ and ATF on Fresh Fuel Storage Criticality Safety February 28, 2022
SRM-SECY-21-0109 Staff Requirements Memorandum: Increased Enrichment Rulemaking Rulemaking Plan on Use of Increased Enrichment of Conventional and Accident Tolerant Fuel Designs for Light-Water Reactors March 16, 2022
ORNL/TM-2022/1841 SCALE Code Assessment: Analysis of LEU+ and HBU on Spent Fuel Storage Impacts of LEU+ and HBU fuel on Decay Heat and Radiation Source Term April 30, 2022
N/A Internal NRC Assessment of Current Regulatory Framework Regulatory Framework Applicability Assessment and Licensing Pathway Diagrams for the Licensing of ATF-Concept, Higher Burnup, and Increased Enrichment Fuels May 4, 2022
NUREG-2266 DFC Draft Report for Comment Environmental Evaluation of Accident Tolerant Fuels with Increased Enrichment and Higher Burnup Levels Draft Report for Comment August 31, 2023

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Page Last Reviewed/Updated Wednesday, September 6, 2023