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Title: Exceeding always-safe ratio in F-2 and F-1 tanks: Number 2, CY-63

Technical Report ·
DOI:https://doi.org/10.2172/10162087· OSTI ID:10162087

The always critically-safe ratio of plutonium to enriched uranium was exceeded in the F-2 and V-1 vessels on June 6, 1963. The allowable always-safe ratio at the time of the incident vas 627 grams per ton. The actual ratio achieved vas 673 grams per ton. This report details the investigation into events leading to the over-batch.

Research Organization:
General Electric Co., Richland, WA (United States). Hanford Atomic Products Operation
Sponsoring Organization:
USDOE, Washington, DC (United States)
DOE Contract Number:
AC06-76RL01830
OSTI ID:
10162087
Report Number(s):
HW-79166; ON: DE94014316
Resource Relation:
Other Information: DN: Declassified; PBD: 7 Oct 1963
Country of Publication:
United States
Language:
English