Hydraulic and earth engineering – Soil remediation – In situ contaminant removal or stabilization
Patent
1997-04-24
1998-11-10
Suchfield, George
Hydraulic and earth engineering
Soil remediation
In situ contaminant removal or stabilization
250255, 588 17, 588261, B09C 100, G01V 500, G21F 900
Patent
active
058333959
ABSTRACT:
A method for reducing the concentration of radioactive material in a contaminated area by removing contaminated soil from the contaminated area; determining a field survey specific activity concentration representative of the remaining soil in the contaminated area; comparing the field survey specific activity concentration with a field validation data set to determine the total concentration of contaminating radioactive material in the contaminated area and removing additional quantities of contaminated soil from the contaminated area as required. The soil area may alternatively be blended with clean soil to reduce the concentration of radioactive material in the soil or a combination of blending and removal may be used. A method for estimating the total concentration of radioactive material in a soil sample is provided.
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Detection of Radium-226/Radium-228 Contamination in Soil and Other Solids at Levels of Regulatory Concern Using Field-Deployable Instrument, L. Max Scott, H. Miller, D. Van Gent, M. Hebert, S. Fauver, J. Courtney, 1996, pp. 21-33.
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Fletcher Paul A.
Shannon Brian E.
Atlantic Richfield Company
Scott F. Lindsey
Suchfield George
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