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CPT Class ificaChart, <br /> (after Robertson 1990Y <br /> Non-Normalized Classification Chart <br /> 1000 <br /> Q 1 po 8 <br /> 7 v <br /> m <br /> m _ <br /> C13 <br /> c <br /> 0 10 <br /> U <br /> 1 <br /> 4 5 7 B <br /> B <br /> Friction Ratio (%) Rf <br /> Zone at / lel Soil Behaviour Type ' <br /> 1 ® 2 sensttive-finegrained <br /> 2 ® 1 organic material <br /> 3 M 1 clay <br /> 4 ® 1.5 silty Gay to clay <br /> 5 a 2 clayey silt to silty clay <br /> 6 25 sandy silt to clayey slit. <br /> 7 3 silty sand to sandy slit <br /> g 4 sand to silty sand <br /> & sand <br /> 10 ;_, 6 gravelly sandlto sand <br /> 11 1 very stiff fine grained " <br /> 12 2 sand to clayey sand <br /> 1 overconsoltdated or cemented <br /> EGGGeotechnical and Environmental In Situ Testing Contractors <br /> Los Angeles San Francisco Houston Aiken <br /> Vancouver Edmonton Salt Lake City - New Jersey <br /> Tel-(925)313-5800 Fax (925)343-0302 E-Mall gre8R(cr�ecis_com <br /> l <br /> • <br /> t <br /> 1 <br />