ENGINEERING CHANGE NOTICE 1a. ECN-10-rtJoo5'~ 0 Responsible Engineer I Date Responsible Engineer I Date 18. Description of the Change (Use ECN Continuation pages as needed) Corrected "List of Tables" on page ii. This required removing (hard returns) from some of the titles of tables. The hard returns were there to make the titles look better but caused format issues in the "List of Tables" for the "Table of Contents". 19. Justification of the Change (Use ECN Continuation pages as needed) Engineering Rework DYes ~No 20. ECN Category Training Impact , DYes ~No ~ Direct Revision Existing Test Program Worksheet (TWP):O, Work is TP-3 0, Test Program providing new TPW 0 o Supplemental Based upon review of RPP-ENV-46679, Rev. 1, the document does not require a usa Evaluation as it is OVoid/Cancel ~e the scope 01 the usa process pursuant to the requirements 01 10 CFR 830.203. Blocktthe. , arm can be marked as "N/A" for usa No.
This report is an evaluation of Best Available Control Technology for Toxics (tBACT) for installation and operation of the Hanford double shell (DST) tank primary ventilation systems. The DST primary ventilation systems are being modified to support Hanford's waste retrieval, mixing, and delivery of single shell tank (SST) and DST waste through the DST storage system to the Waste Treatment and Immobilization Plang (WTP).
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