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UNIFIED SOIL CLASSIFICATION SYSTEM <br /> MAJOR DIVISIONS USCS TYPICAL <br /> SYMBOL .DESCRIPTIONS <br /> IGW WELL-GRADED GRAVELS,GRAVEL-SAND <br /> CLEAN GRAVELS : MIXTURES WITH LITTLE OR NO FINES <br /> GRAVELS WITH LITTLE <br /> OR NO FINES <br /> ° POORLY-GRADED GRAVELS,GRAVEL-SAND <br /> (More than half of o GP MIXTURES WITH LITTLE OR NO FINES <br /> coarse fraction O <br /> is larger than <br /> the#4 sieve) ° GM SILTY GRAVELS,GRAVEL-SILT-SAND <br /> GRAVELS MIXTURES <br /> COARSE WITH OVER <br /> GRAINED 12% FINESGC CLAYEY GRAVELS,GRAVEL-SAND-CLAY <br /> SOILS MIXTURES <br /> (Mare than half SW_ WELL-GRADED SANDS,SAND-GRAVEL <br /> of material SANDS CLEAN SANDS MIXTURES WITH LITTLE OR NO FINES <br /> is larger than WITH LITTLE <br /> the#200 sieve) <br /> (More than half of OR NO FINES SP POORLY-GRADED SANDS,SAND-GRAVEL <br /> coarse fraction <br /> is smaller than MIXTURES WITH LITTLE OR NO FINES <br /> the#4 sieve) <br /> i <br /> C SM SILTY SANDS,SAND-GRAVEL-SILT MIXTURES <br /> SANDS WITH <br /> OVER 12% FINES <br /> SC CLAYEY SANDS,SAND-GRAVEL-CLAY MIXTURES <br /> i <br /> I <br /> F INORGANIC SILTS&VERY FINE SANDS, <br /> ML SILTY OR CLAYEY FINE SANDS, <br /> CLAYEY SILTS WITH SLIGHT PLASTICITY <br /> SILTS AND CLAYSINORGANIC CLAYS OF LOW TO MEDIUM <br /> CL <br /> PLASTICITY,GRAVELLY CLAYS,SANDY CLAYS, <br /> FINE <br /> (Liquid limit less than 50) SILTY CLAYS,LEAN CLAYS <br /> — <br /> GRAINED ORGANIC SILTS&ORGANIC SILTY CLAYS <br /> SOILS OL OF LOW PLASTICITY <br /> (More than half MH INORGANIC SILTS,MICACEOUS OR <br /> of material DIATOMACEOUS FINE SAND OR SILT <br /> is smaller than III I <br /> the#200 sieve) SILTS AND CLAYS <br /> CH INORGANIC CLAYS OF HIGH PLASTICITY, <br /> (Liquid limit greater than 50) FAT CLAYS <br /> OH ORGANIC CLAYS&ORGANIC SILTS <br /> OF MEDIUM-TO-HIGH PLASTfCITY - <br /> HIGHLY ORGANIC SOILS " P r PEAT,HUMUS,SWAMP SOILS WITH HIGH <br /> ORGANIC CONTENT <br /> 0 <br /> o. <br /> ry UNIFIED SOIL CLASSIFICATION SYSTEM PLATE <br /> K L E I N FELDR SOIL SUITABILITY STUDY <br /> PROPOSED OFFICE WITH RESTROOM <br /> co <br /> 5184 W. HIGHWAY 12 4 <br /> Drafted By: G. GOMEZ Project No.: 81538-G01 LODI, CALIFORNIA <br /> Date: 10/4/2007 File Number. ST07G122 <br />{I{ - Cop,,i M Kle OWder,Inc.2007 - - <br />