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TPA Changes
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REQUEST APPROVAL DATE CHANGE REQUEST TITLE
M-45-24-05  01/03/2025  Update to TPA Major Milestone M-045-00, Complete Single-Shell Tank System Closure 
M-47-24-01  01/03/2025  Update to TPA Major Milestone M-047-00 to Complete Work Necessary to Provide Facilities for Management of Secondary Waste from WTP 
M-62-24-02  01/03/2025  Update to TPA Major Milestone M-062-00, Complete Pretreatment Processing and Vitrification of Hanford High Level and Low Activity Tank Wastes 
M-90-24-01  01/03/2025  Update to TPA M-090 Milestone Series for Acquisition and Modification of Facilities for First 2 Years of Hanford Site IHLW from WTP Operations 
M-62-24-03  01/07/2025  Update TPA Milestone M-062-45, Requiring System Plan Negotiations and Establish Two New Milestones 
M-62-24-04  01/07/2025  Establish New TPA Milestones to Create Alternative Treatment Capacity for LAW for 200 West Area SSTs 
M-62-24-05  01/07/2025  Extend Due Date of TPA Interim Milestone M-062-56 in TPA Action Plan, Appendix D 
M-62-24-06  01/07/2025  Extend Due Date of TPA Interim Milestone M-062-21 in TPA Action Plan, Appendix D 
M-45-24-06  01/07/2025  Establish New TPA Milestones for Retrieval Technology Work Plan and Implementation of Work Plan 
M-45-24-07  01/07/2025  Update TPA Milestone M-045-85 to Complete Negotiations and Establish TPA Milestones for Closure of the Remaining SST WMAs 
M-45-24-08  01/07/2025  Establish New TPA Milestones to Build One Million Gallons of Multi-Purpose Tank Waste Storage Capacity in 200 West Area 
M-42-24-01  01/07/2025  Establish New TPA Milestones to Activate Cross-Site Transfer Lines Connecting Double-Shell Tanks 
M-45-24-01  01/07/2025  Establish New TPA Milestone to Complete Retrieval of 22 Single Shell Tanks in S, SX, and U Farms 
M-45-24-02  01/07/2025  Update to TPA Milestone M-045-70, Complete Retrieval of all Single-Shell Tanks 
M-45-24-03  01/07/2025  Extend Due Date of TPA Milestone M-045-15 for Completion of Tank A-103 Single-Shell Tank Waste Retrieval Project 
M-45-24-04  01/07/2025  Establish New TPA Milestones for Closure of SST WMAs A-AX, B-BX-BY, C, S-SX, T, TX-TY, and U, and the 241-C-301 Catch Tank and 244-CR Vault 
M-45-25-01  01/14/2025  Establish New Interim Milestones for Completion of SST Waste Retrieval Projects for Tanks 241-B-109 and 241-T-111 in TPA Appendix D 
M-45-25-02  01/14/2025  Establish New Interim Milestone for Completion of SST Waste Retrieval Project for Tank 241-T-101 in TPA Appendix D 
M-92-25-01  04/25/2025  Extend Date Due of TPA Milestone M-092-21 in TPA Appendix D