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Metro East Sediment and Geomorphic Study near Glen Carbon, Illinois

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GEOTECHNICAL
Geotechnical EvaluationDiagram of the Geotechnical Evaluation of Judys Branch
Bank Samples
Grain size distribution for different bank samplesGrain size distribution for different bank samples
Plasticity chart developed from samples collected from
alluvial deposits and glacial till deposits		Plasticity chart developed from samples collected from alluvial deposits and glacial till deposits
Soil Borings (analyzed by USDA-NRCS)
Location of soil borings
in the Judys Branch Watershed		Map of Soil Boring Locations
Soil Boring Profiles and
Laboratory Test Results		 All Borings
Bank Stability
Factor of Safety with respect to bank height
for a saturated bank and 1.5 feet river level and
70 degrees bank angle for riverbanks 		Factor of Safety with respect to bank height
Factor of Safety with respect to the
river height as measured from the riverbed		Factor of Safety with respect to the river height as measured from the riverbed
Return to: Metro East Home Page or USGS-Illinois Home Page
The URL for this page is: il.water.usgs.gov/proj/metro_east/geotechnical.html
Last updated on November 5, 2003.
Please send comments or questions to Robert Holmes or Tim Straub
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