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16 UNIFIED SOIL CLASSIFICATION SYSTEM <br /> MAJOR DIVISIONS USCS TYPICAL <br /> SYMBOL DESCRIPTIONS <br /> 'I& GW WELL-GRADED GRAVELS,GRAVEL-SAND <br />' CLEAN GRAVELS : <br /> GRAVELS MIXTURES WITH LITTLE OR NO FINES <br /> WITH LITTLE <br /> OR NO FINES <br /> °b POORLY-GRADED GRAVELS GRAVEL SAND <br /> (More than half of o G P MIXTURES WITH LITTLE OR NO FINES <br /> coarse fraction O <br /> is larger than <br /> the#4 sieve) ° G M 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 /> (More than half SW WELL-GRADED SANDS,SAND GRAVEL <br /> of material CLEAN SANDS MIXTURES WITH LITTLE OR NO FINES <br /> is larger than SANDS WITH LITTLE <br /> the#200 sieve) (More than half of OR NO FINES <br /> coarse fraction SP POORLY-GRADED SANDS SAND-GRAVEL <br /> MIXTURES WITH LITTLE OR NO FINES <br /> is smaller than <br /> the#4 sieve) <br /> 1 SM SILTY SANDS SAND GRAVEL-SILT MIXTURES <br /> SANDS WITH <br /> OVER 12% FINES <br /> SC CLAYEY SANDS SAND-GRAVEL-CLAY MIXTURES <br /> INORGANIC SILTS&VERY FINE SANDS <br /> M L SILTY OR CLAYEY FINE SANDS <br /> CLAYEY SILTS WITH SLIGHT PLASTICITY <br /> SILTS AND CLAYS INORGANIC CLAYS OF LOW TO MEDIUM <br /> PLASTICITY GRAVELLY CLAYS SANDY CLAYS <br /> (Liquid limit less than 50) SILTY CLAYS LEAN CLAYS <br /> FINE — <br /> GRAINED — <br /> SOILS — O L ORGANIC SILTS&ORGANIC SILTY CLAYS <br /> — OF LOW PLASTICITY <br /> (More than halfM I"I INORGANIC SILTS MICACEOUS OR <br /> of material DIATOMACEOUS FINE SAND OR SILT <br /> is smaller than III <br /> the#200 Steve) SILTS AND CLAYS <br /> CH FAT <br /> CLAYS OF HIGH PLASTICITY <br /> (Liquid limit greater than 50) FAT CLAYS <br />' Of I ORGANIC CLAYS&ORGANIC SILTS <br /> OF MEDIUM-TO HIGH PLASTICITY <br /> LOAMS UNDER USDA SOIL CLASSIFICATION SYSTEM <br /> SOIL OF APPROXIMATELY EQUAL SAND/SILT/CLAY <br /> 0 <br /> Q <br /> n <br /> k4KLEIN F E L D E R UNIFIED SOIL CLASSIFICATION SYSTEM PLATE <br />' GENERAL MILLS FACILITY <br /> A-1 <br /> N 2000 WEST TURNER ROAD <br /> 0 Drafted By D Ross Project No 20-141716/E02 LODI, CALIFORNIA <br />' Date 7/27/2000 File Number 20141716 <br /> C°pynUN KI-nWIder Inc 200 <br />