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UNIFIED SOIL CLASSIFICATION SYSTEM <br /> ' USCS TYPICAL <br /> MAJOR DIVISIONS SYMBOL DESCRIPTIONS <br /> 'S GW WELL-GRADED GRAVELS,GRAVEL-SAND <br /> CLEAN GRAVELS :I 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 G P 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 /> ' <br /> COARSE WITH OVER GRAINED 12% FINES GC CLAYEY GRAVELS,GRAVEL-SAND-CLAY <br /> SOILS MIXTURES <br /> ' (More than half .SW WELL-GRADED SANDS,SAND-GRAVEL <br /> of material CLEAN SANDS of WITH LITTLE OR NO FINES <br /> is larger than SANDS WITH LITTLE <br /> the#200 sieve) (More than half of OR NO FINES <br /> ' POORLY-GRADED SANDS,SAND-GRAVEL <br /> coarse fraction `SP MIXTURES WITH LITTLE OR NO FINES <br /> is smaller than <br /> the#4 sieve) <br /> ' 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 CLAYSINORGANIC CLAYS OF LOW TO MEDIUM <br /> CL <br /> PLASTICITY,GRAVELLY CLAYS,SANDY CLAYS, <br /> ' (Liquid limit less than 50) — SILTY CLAYS,LEAN CLAYS <br /> FINE <br /> GRAINED ORGANIC SILTS&ORGANIC SILTY CLAYS <br /> SOILS OL OF LOW PLASTICITY <br /> ' (More than halfINORGANIC SILTS,MICACEOUS OR <br /> of material MH DIATOMACEOUS FINE SAND OR SILT <br /> ' is smaller than <br /> the#200 sieve) SILTS AND CLAYA50) <br /> C I,-I INORGANIC CLAYS OF HIGH PLASTICITY, <br /> (Liquid limit greater thaFAT CLAYS <br /> ' OH 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 /> UNIFIED SOIL CLASSIFICATION SYSTEM PLATE <br /> EINFELDER FITZPATRICIc HOMES <br /> k4 K L <br /> MONOGRAM COLLECTION A-i <br /> Drafted By: GDG ProjectNo.: 20-4341-11 1785 N. CORRAL HOLLOW ROAD <br /> Date: 7/30/2001 File Number: 20116109 TRACY, CALIFORNIA <br />