2023-09010: List of Approved Spent Fuel Storage Casks: TN Americas LLC; NUHOMS® EOS Dry Spent Fuel Storage System; Certificate of Compliance No. 1042, Amendment No. 3
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The U.S. Nuclear Regulatory Commission (NRC) is proposing to amend its spent fuel storage regulations by revising the TN Americas LLC, NUHOMS[supreg] EOS Dry Spent Fuel Storage System listing within the "List of approved spent fuel storage casks" to include Amendment No. 3 to Certificate of Compliance No. 1042. Amendment No. 3 revises the certificate of compliance to add three new heat load zone configurations, add a variable-lead thickness transfer cask, add ATRIUM 11 fuel as an allowable content, update the criticality evaluation, allow ultrasonic testing of the outer top cover plate weld, reduce the time limit for transfer of two heat load zone configurations, incorporate a method to determine new loading patterns, waive a fabrication pressure test requirement, and make conforming changes for consistency and terminology clarification. Amendment No. 3 also includes additional changes associated with consideration of severe weather, maintaining water in the annulus, and design changes to the Matrix Loading Crane.
The agency’s own summary, as published.
What this changes
Amends 1 part of the Code of Federal Regulations — the standing rules this notice rewrites.
Rulemaking docket
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