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Title: Estimates of amounts of soil removal for clean-up of transuranics at NAEG offsite safety-shot sites

Conference ·
OSTI ID:6681334

Rough estimates are given for the amount of soil removal necessary to decontaminate five representative safety-shot areas. In order to decontaminate to levels of less than 160 pCi /sup 239/Pu per gram of surface soil, it is estimated that over one-half million tons of soil would have to be removed from the five areas. This is a preliminary estimate based on summary data and concentration contour maps readily available in NAEG publications. More accurate estimates could be obtained by applying Kriging techniques to available soil data if the need arises. The inclusion of /sup 241/Am and /sup 238/Pu activities do not significantly increase the soil tonnage estimates obtained for /sup 239/ /sup 240/Pu because of their relatively small contributions to total transuranic activity. The magnitude of the errors inherent in our use of summary data to obtain rough estimates also suggests that a revision of the tonnage estimates for /sup 239/ /sup 240/Pu to include /sup 241/Am and /sup 238/Pu is not warranted.

Research Organization:
Battelle Pacific Northwest Labs., Richland, WA (USA)
DOE Contract Number:
AC06-76RL01830
OSTI ID:
6681334
Report Number(s):
PNL-SA-8267; CONF-800157-1; TRN: 81-002889
Resource Relation:
Conference: Nevada applied ecology group (NAEG) information meeting, Las Vegas, NV, USA, 29 Jan 1980
Country of Publication:
United States
Language:
English