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Title: Criticality safety evaluation for TRU waste in storage at the RWMC

Technical Report ·
DOI:https://doi.org/10.2172/10192345· OSTI ID:10192345

Stored containers (drums, boxes, and bins) of transuranic waste at the Radioactive Waste Management Complex (RWMC) facility located at the Idaho National Engineering Laboratory (INEL) were evaluated based on inherent neutron absorption characteristics of the waste materials. It was demonstrated that these properties are sufficient to preclude an accidental criticality accident at the actual fissile levels present in the waste stored at the RWMC. Based on the database information available, the results reported herein confirm that the waste drums, boxes, and bins currently stored at the RWMC will remain safely subcritical if rearranged, restacked, or otherwise handled. Acceptance criteria for receiving future drum shipments were established based on fully infinite systems.

Research Organization:
EG and G Idaho, Inc., Idaho Falls, ID (United States)
Sponsoring Organization:
USDOE, Washington, DC (United States)
DOE Contract Number:
AC07-76ID01570
OSTI ID:
10192345
Report Number(s):
EGG-NRE-10754; ON: DE95002277; TRN: 94:022810
Resource Relation:
Other Information: PBD: Nov 1993
Country of Publication:
United States
Language:
English