Disposal of Non-routine High Level Waste in DWPF Canisters at Savannah River Site - A Precedent Throughout The DWPF Complex
Conference
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OSTI ID:21208720
- Defense Waste Processing Facility, Washington Savannah River Company, Aiken, SC 29808 (United States)
- Savannah River National Laboratory, Washington Savannah River Company, Aiken, SC 29808 (United States)
Savannah River National Laboratory (SRNL) at Savannah River Site (SRS) has been actively reducing the inventory of radioactive material stored in its Shielded Cells Facility. Part of this inventory was a large number of 500 mL stainless steel beakers containing SRS radioactive high level waste (HLW) sludge immobilized in a borosilicate glass. Since the beakers at SRNL contain HLW, federal mandate requires that this material be shipped to the geologic repository for permanent disposal. A detailed assessment was prepared that included a full characterization of the borosilicate glass as well as an evaluation of the impacts of placing the SRNL beakers in the canisters produced at the SRS Defense Waste Processing Facility (DWPF). Additionally, special equipment had to be designed and fabricated for use at SRNL along with the vitrification facility since DWPF was designed only to receive HLW slurries pumped from SRS waste tanks that would be processed into molten glass and poured from the melter into DWPF canisters. Different tasks were required to be performed at SRNL for implementation of this activity including confirmation of the beaker material, beaker tab removal and loading of the magazine tube and magazine rack with the beakers. New as well as existing procedures were utilized at DWPF to place the beakers into DWPF canisters and fill the canisters with molten borosilicate glass. This disposal path for the HLW glass-filled stainless steel beakers sets a precedent throughout the DOE complex since it is expected that other non-routine HLW at SRS and other DOE production facilities will need to be placed in permanent disposal at the federal repository. (authors)
- Research Organization:
- WM Symposia, Inc., PO Box 13023, Tucson, AZ, 85732-3023 (United States)
- OSTI ID:
- 21208720
- Report Number(s):
- INIS-US--09-WM-06258
- Country of Publication:
- United States
- Language:
- English
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