ML18141A567

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Enclosure 6: Preliminary CoC 1014 Amendment 11 SER [Memorandum to K. Morgan-Butler User Need for Rulemaking for the Holtec HI-STORM 100 Cask System, Amendment No. 11]
ML18141A567
Person / Time
Site: Holtec
Issue date: 11/28/2018
From: McKirgan J B
Spent Fuel Licensing Branch
To: Kimyata Morgan-Butler
Holtec
Chen Y J
Shared Package
ML18141A560 List:
References
CAC 001028, EPID L-2017-LLA-0028
Download: ML18141A567 (29)


Text

Code of Federal Regulations

3.1 Revised

Fuel Assembly Weights

3.2 Evaluation

Findings

4.1 Review

Objective

4.1 Surveillance

Frequency

4.2 CRUD-Induced Localized Corrosion 4.3 Non-Fuel Hardware 4.4 Thoria Rod Canisters

4.5 Alternate

Computational Method for Site-Specific Conditions

4.6 Evaluation

Findings

5.3 Evaluation

Findings

6.1 Increase

Burnup Limit

6.2 Thoria

Rods

6.3 Stainless

Steel Replacement/Dummy Rods Dose Rate Evaluation

6.4 Evaluation

Findings

7.1 Criticality

Design Criteria and Features 7.2 Fuel Specification

7.3 Model

Specifications

7.4 Evaluation

Findings

8.1 Materials

Performance under 100% Vent Blockage for 30-Day Surveillance Frequency

8.2 Re-evaluation of Aluminum-based Alloy Components: Metamic-HT Neutron Absorber and Aluminum Shims

  • 8.3 MPC-68M Thoria Rods (ThO 2 and UO 2) *
      • 8.4 Mixture of Low Enriched CRUD-Induced Localized Corrosion (CILC) and Normal Fuel 8.5 Intact Fuel and Undamaged Fuel

8.6 Drying

Process

8.7 Evaluation

Findings

13.1 Appendix A, LCO 3.1.2 and Table 3-5-Change Completion Time for Required Actions

13.2 Appendix A, LCO 3.3.1-Change Boron Concentration 13.3 Appendix A, Table 3-1-Cavity Drying Limits 13.4 Appendix A, Section 5.5 and Appendix B, Section 3.4-Add NUREG-0612 as a Basis for Stress Limits 13.5 Appendix B, Table 2.1-1-Addition of Thoria Rods to MPC-68M as Contents 13.6 Appendix B, Table 2.1-1-Addition of New Thoria Rod Composition 13.7 Appendix B, Table 2.1-1-Fuel Assembly Weight Increase

13.8 Appendix B, Tables 2.1-2 and 2.1-3-Notes 13.9 Appendix B, Table 2.1-3-Fuel Assembly Enrichment Increase

13.10 Appendix B, Table 2.1-8-Burnup Limit Increase

Proprietary Information and Not Publicly Available.

Proprietary Information and Not Publicly Available.