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r <br /> i <br /> S SOIL CLASSIFICATION CHART <br /> 1000 <br /> 1012`dh; <br /> r <br /> lur. 11 <br /> M 100 8 <br /> a, 7 <br /> c <br /> CES <br /> aD <br /> m <br /> CD <br /> C <br /> U fl 10 <br /> r 1 <br /> Q 1 2 3 4 5 6 7 8 <br /> Friction Ratio (%), Rf <br /> Zone Qt/ N Soil Behaviour Type <br /> 1 ■ 2 sensitive fine grained <br /> 2 ■ 1 organic matenal <br /> 3 ■ 1 clay <br /> 4 ■ 1 5 silty clay to clay <br /> 5 ■ 2 clayey silt to silty clay <br /> 6 ® 25 sandy silt to clayey silt <br /> 7 3 silty sand to sandy silt <br /> 8 4 sand to silty sand <br /> 9 5 sand <br /> 10 6 gravelly sand to sand <br /> 11 1 very stiff fine grained <br /> 12 j 2 sand to clayey sand <br /> * <br /> overconsoli dated or cemented <br /> After Robertson and Campenella <br /> Figure 5 <br /> 4� <br /> 1 <br /> r <br />