Nuclear Regulatory Commission January 9, 2020 – Federal Register Recent Federal Regulation Documents
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Supplemental Guidance Regarding the Chromium-Coated Zirconium Alloy Fuel Cladding Accident Tolerant Fuel Concept
The U.S. Nuclear Regulatory Commission (NRC) is issuing Interim Staff Guidance (ISG) ATF-ISG-2020-01, ``Supplemental Guidance Regarding the Chromium-Coated Zirconium Alloy Fuel Cladding Accident Tolerant Fuel Concept.'' This ISG is intended to facilitate the NRC staff's understanding of the in-reactor phenomena important to safety for the chromium-coated zirconium alloy fuel cladding concepts, as well as to provide guidance for NRC staff reviewing vendor applications. Chromium-coated zirconium alloy fuel cladding concepts are being pursued by several U.S. fuel vendors as part of the U.S. Department of Energy's accident tolerant fuel program.
List of Approved Spent Fuel Storage Casks: NAC International MAGNASTOR® System, Certificate of Compliance No. 1031, Amendment No. 8
The U.S. Nuclear Regulatory Commission (NRC) is amending its spent fuel storage regulations by revising the NAC International, Inc. (NAC) MAGNASTOR[supreg] System listing within the ``List of approved spent fuel storage casks'' to include Amendment No. 8 to Certificate of Compliance No. 1031. Amendment No. 8 revises the technical specifications to delete Technical Specification A5.6 and revise the maximum pellet diameter in the technical specifications, Appendix B, Table B2-3, from 0.325 inches to 0.3255 inches for the CE16H1 hybrid fuel assembly, which includes Combustion Engineering 16 x 16 fuel assemblies. These revisions are discussed in more detail in the ``Discussion of Changes'' section of this document.
List of Approved Spent Fuel Storage Casks: NAC International MAGNASTOR® System, Certificate of Compliance No. 1031, Amendment No. 8
The U.S. Nuclear Regulatory Commission (NRC) is proposing to amend its spent fuel storage regulations by revising the NAC International, Inc. (NAC) MAGNASTOR[supreg] System listing within the ``List of approved spent fuel storage casks'' to include Amendment No. 8 to Certificate of Compliance No. 1031. Amendment No. 8 revises the technical specifications to delete Technical Specification A5.6 and revise the maximum pellet diameter in the technical specifications, Appendix B, Table B2-3, from 0.325 inches to 0.3255 inches for the CE16H1 hybrid fuel assembly, which includes Combustion Engineering 16x16 fuel assemblies.
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