ML18355A377

Enclosure 2: Safety Evaluation Report for Amendment No. 11 (Letter to K. Manzione Issuance of Certificate of Compliance No. 1014, Amendments No. 11 and 12 for the HI-STORM 100 Multipurpose Canister Cask System (CAC No. 001028, Epids: L-2017

ML18355A377
Person / Time
Site:	Holtec
Issue date:	01/29/2019
From:	McKirgan J B Spent Fuel Licensing Branch
To:	Manzione K Holtec
Chen Y J
Shared Package
ML18355A369	List: ML18355A370 ML18355A371 ML18355A372 ML18355A373 ML18355A374 ML18355A376 ML18355A377 ML18355A378 ML18355A379 ML18355A380 ML18355A381 ML18355A382 ML18355A383
References
CAC 001028, EPID L-2017-LLA-0017, EPID L-2017-LLA-0028
Download: ML18355A377 (28)

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.