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<br />TABLE 18-1-A-50IL CLASSIACATION CHART-(Contlnued) <br /> <br />CLASSIACATlON CRITERIA <br /> <br />Cu D6<Y'DIO Greater than 4 <br /> <br />{DJCJ3 <br />Cz = DIO X D60 Between 1 and 3 <br /> <br />Not meeting both aiteria for GW <br /> <br />Atterberg limits plot below <br />"A" line or plasticity index <br />less tban 4 <br /> <br />~tterl?erg limits plotting <br />10 hatChed area are bor- <br />derline classifications <br />requiring use of dual <br />symbols <br /> <br />Less than 5%, Pass No. 200 (75 1d11) sieve <br />More than 12% Pass N. 200 (75 1d11) sieve <br />5% to 12% Pass No. 200 (751d11) sieve <br /> <br />GW. GP, SW, SP <br />GM, GC, SM, SC <br />Borderline Classification <br />requiring use of dual symbols <br /> <br />Atterberg limits plot below <br />"A" line and plasticity index <br />greater than 7 - <br /> <br />Cu = D6<Y'DIO Greater than 6 <br /> <br />CLASSIACATlON ON BASIS OF PERCENTAGE OF ANES <br /> <br />(DJO) 3 <br />D X D Between I and 3 <br />10 60 <br />Not meeting both aiteria for SW <br /> <br />Atterberg limits plot below <br />"A" line or plasticity index <br />less than 4 <br /> <br />Cz <br /> <br />Atterberg limits plotting <br />in hatched area are bor- <br />derline classificatioos <br />requiring use of dual <br />symbols <br /> <br />Atterberg limits plot above <br />"A" line and plasticity index <br />greater than 7 <br /> <br />)( <br />411 <br />'g <br />1: <br />~ <br />~ <br />.. <br />III <br />0:: <br /> <br /> <br />PLASTICITY CHART <br />For clas$IfIcat1on of fine-gralned soils and fine fract10n of coarse-gralned <br />solis <br />Atterberg Omits ploWng In hatched area are borderline classlflcatJons <br />requiring use of dual symbols. <br />Equation of A-4lne: <br />PI = 0.73 (LL-2O) <br /> <br /> <br />CH <br /> <br />A-Une <br /> <br />MH&OH <br /> <br />1 <br />7r----- <br /> <br />4.----- <br /> <br />o <br />o 10 <br /> <br />20 <br /> <br />30 <br /> <br />40 <br /> <br />50 <br /> <br />60 <br /> <br />70 <br /> <br />80 <br /> <br />90 <br /> <br />100 <br /> <br />Uquld Umlt <br /> <br />Visual-Manualldentfflcatlon <br /> <br />3-329 <br />