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SOIL CLASSIFICATION SYSTEM ' <br /> MAJOR DIVISION GROUP LETTER GROUP NAME <br /> SYMBOL SYMBOL <br /> .'• . <br /> GRAVEL WITH GW WELL-GRADED GRAVEL with or without sand <br /> 5%FINES op° o e GP POORLY GRADED GRAVEL with or without sand <br /> GRAVELWITH .'• . GW-GM WELL-GRADED GRAVEL WITH SILT i <br /> MORETHAN and with or without sand <br /> COARSE GRAVELWITH • GW-GC WELL-GRADED GRAVEL WITH CLAY <br /> COARSE •� <br /> FRACTION BETWEEN 5% and with or without sand <br /> a o GP-GM POORLY GRADED GRAVEL WITH SILT <br /> RETAINED ON AND 15%FINES �° and with or without sand <br /> N0.451EVE <br /> GP-GC POORLY GRADED GRAVEL WITH CLAY <br /> oQ° <br /> and with or without sand <br /> COARSE <br /> GRAVELWITH o GM SILTY GRAVEL and with or without sand <br /> GRAINED 215%FINES - <br /> SOILS <br /> GC CLAYEY GRAVEL and with or without sand <br /> WITH SW WELL-GRADED SAND with or without gravel <br /> LESS THAN SAND WITH <br /> 50%FINES 5%FINES - <br /> SP POORLY GRADED SAND with or without gravel <br /> SAND WITH SW-SM WELL-GRADED SAND WITH SILT with or without gravel <br /> MORETHAN <br /> 50%OF SANDWITH SW-SC WELL-GRADED SAND WITH CLAY with or without gravel <br /> COARSE BETWEEN 5% <br /> GRACTION AND 15%FINES SP-SM POORLY GRADED SAND WITH SILTwith or without gravel <br /> PASSING <br /> NO.4SIEVE p. <br /> SP-SC POORLY GRADED SAND WITH CLAY with or without gravel <br /> SAND WITH 51i1 SILTY SAND with or without gravel <br /> i 15%FINES ' <br /> SC CLAYEY SAND with or without gravel <br /> ML SILTwith low plasticity <br /> and with or without sand or gravel <br /> LIQUID LIMIT CL LEAN CLAY with low plasticity ' <br /> FINE <50 and with or without sand or gravel <br /> GRAINED SILT OL ORGANIC SILT with low plasticity <br /> SOILS AND _ — and with or without sand or gravel <br /> WITH CLAY MH ELASTIC SILT with low plasticity ' <br /> MORETHAN and with or without sand or gravel <br /> 50%FINES LIQUID LIMIT FAT CLAY with low plasticity <br /> >50 CH and with or without sand or gravel <br /> OH ORGANIC SILT OR CLAY with low plasticity <br /> and with or without sand or gravel <br /> HIGHLY ORGANIC SOILS „ , PT PEAT <br /> LEGEND <br /> KEY TO LOGS AND SOIL <br /> CLASSIFICATION <br /> DATE: 5/24/2006 1 ANALYST:011e a FIGURE: ^^/ <br /> `• K— <br /> riomscrercerosmmoro , <br /> SHEET2OF2 <br />