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SOIL BEHAVIOR TYPE <br /> 1000 .. <br /> r <br /> 10 ' 12 <br /> loo- <br /> 7 i. <br /> 00 lo <br /> 0 1 2 3 4 5 6 7 B <br /> ® Friction Ratio (%}, R# <br /> Zone Qt/ N Soil Behaviour Type <br /> 1 ❑ 2 sensitive fine grained <br /> 2 ❑ 1 organic material <br /> 3 C 1 clay <br /> 4 EM 1.5 silty clay to clay <br /> 5 2 clayey silt to silty clay <br /> 6 2.5 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 2 sand to clayey sand <br /> * overconsolidated or cemented E <br /> i <br /> Robertson (1990) <br /> ® Figure 4 <br />