ML23069A239

Attachment 10: HI-STORM 100 Amendment 19 CoC, Appendix B Reorganization Evaluation Form

ML23069A239
Person / Time
Site:	Holtec
Issue date:	03/10/2023
From:	Holtec
To:	Office of Nuclear Material Safety and Safeguards
Shared Package
ML23069A227	List: ML23069A229 ML23069A230 ML23069A231 ML23069A232 ML23069A233 ML23069A234 ML23069A235 ML23069A236 ML23069A237 ML23069A238 ML23069A239 ML23069A240 ML23069A241
References
EPID L-2022-LLA-0028, CoC No. 1014, CAC 001028, 5014959
Download: ML23069A239 (1)

Text

CoC Condition/Technical Specification Evaluation Form - CoC original Appendix B Page 63 of 101 CoC Condition/TS Identifier: ___ B-Table 3-1_______

• All LCOs also require an Applicability, Condition(s), Required Action(s), Completion Time(s),

Surveillance Requirement(s), and Frequency(ies). Refer to NUREG-1745 for additional guidance.

• • In performing the risk insight evaluation above, the evaluator should think about subsequent changes to a relocated CoC requirement. Specifically, ask the question what is the likelihood and worst possible consequences of a future change to this requirement in the less conservative direction?

Requirement Appendix B Table 3-1: List of ASME Code Alternatives for HI-STORM 100 Cask System CoC Body Certified Design Section I. Technology No Section II. Design Features No Appendix A - Inspections, Tests, and Evaluations Yes (see evaluation summary below)

Appendix B.

Technical Specifications Section 1 Definitions, Use and Application No Section 2 Approved Contents (Selection Criteria)

A1 No A2 No A3 No Section 3 Limiting Conditions for Operation (LCOs)*

and Surveillance Requirements (SRs)

(Selection Criteria)

L1 No L2 No L3 No Section 4 Administrative Controls No Risk Insight**:

Will removing this requirement from the CoC/TS result in A significant increase in the probability or consequences of an accident previously evaluated in the cask FSAR?

No/A The possibility of a new or different kind of accident being created compared to those previously evaluated in the FSAR?

No/A A Significant reduction in the margin of safety for ISFSI or cask operation?

No/A Evaluation Summary While this Table could potentially be removed without any risk impact, the removal could increase the need for cumbersome alternative code use Holtec Letter 5014959 Attachment 10 1 of 1