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' 0 <br /> ' Simplified Soil Behavior Type Classification <br /> for Standard Electronic Cone Penetrometer(Robertson 1986) <br /> 10110 <br /> 10 <br /> 9 <br /> I <br /> 1.0 $ <br /> v <br /> L1 <br /> O' <br /> Qs <br /> G <br /> 12-1 <br /> m � <br /> 1 � a <br /> m <br /> 10 <br /> 1 <br /> 1• <br /> 0 1 2 3 4 5 6 7 8 <br /> Friction Ratio, Rf(%) <br /> ' Zone Soil Behavior Type <br /> i <br /> 1 Sensitive Fine Gained <br /> 2 Organic Material <br /> CLAY <br /> T Silty CLAY to CLAY <br /> ' 5 Clayey SILT to Silty CLAY <br /> Sandy SILT to Clayey SILT <br /> Silty SAND to Sandy SILT <br /> ' 8 SAND to Silty SAND <br /> 9 SAND <br /> 10 Gravelly SAND to SAND <br /> Very Stiff Fine Grained (*) <br /> ' SAND to Clayey SAND (*) <br /> (*j Dverconsolidated or Cemented <br /> I <br /> ' 1400 South 501h Street• Richmond, CA 94804 • (510) 237-4575 • FAX (510) 237-4574 <br /> http_L/www precxsionsamphn—_g com <br /> Natxonunde dhred-Push Semmes <br /> 1-800-671-4744 <br />