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Title: Measurements of Water and B4C Content of Rackable Can Storage Boxes for HEU Storage at the HEUMF at the Y-12 National Security Complex

Technical Report ·
DOI:https://doi.org/10.2172/885648· OSTI ID:885648

Extensive measurements at the Oak Ridge National Laboratory (ORNL) with BoroBond{trademark} blocks of varying thickness, natural boron carbide (B{sub 4}C) content, and water content, and with a simplified mockup of the Rackable Can Storage Box (RCSB) of fixed natural B{sub 4}C and water content, have led to a method of quantifying the water content of RCSBs by fast neutron time-of-flight transmission measurements (NMIS)* and quantifying the B{sub 4}C content with gamma ray spectrometry assuming the water content is known. The time-of-flight transmission measurements results can also be used to assess the uniformity of the BoroBond{trademark} in the RCSB. The data from both measurements will be stored for future comparisons to initial measurements. These methods can also be implemented at the RCSB production site, or subsequently at the Y-12 National Security Complex during the operating lifetime of the RCSBs at the Highly Enriched Uranium Materials Facility.

Research Organization:
Oak Ridge National Lab. (ORNL), Oak Ridge, TN (United States)
Sponsoring Organization:
USDOE
DOE Contract Number:
DE-AC05-00OR22725
OSTI ID:
885648
Report Number(s):
ORNL/TM-2002/254; TRN: US0604069
Country of Publication:
United States
Language:
English