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UNIFIED SOIL CLASSIFICATION SYSTEM <br /> MAJOR DIVISIONS BESMIPTION <br /> uscS <br /> r WELL GRADED GRAVELS OR GRAVEL-SAND <br /> +' MIXTURES. LITTLE OR NO FINES (GW) <br /> CLEAN GRAVELS <br /> WITH LIrrLE OR 40 <br /> GRAVELS NO FINES POORLY GRADED GRAVELS OR GRAVEL-SAND <br /> i MIXTURES. LITTLE OR NO FINES (GP) <br /> MORE THAN HALF ' 1 <br /> COARSE FRACTION <br /> IS LARGER THAN <br /> cn r, SIEVE SIZE FCLAYEY <br /> AVEL—SAND—SILT MIXTURES (GM) <br /> H GRAVELS WITH <br /> D OVER 12S FINES <br /> "' RAVELS, GRAVEL-SANG-CLAY <br /> ui n (GC) <br /> z <br /> cmcm WELL-GRAOED SANDS OR GRAVELLY SANDS. <br /> LITTLE OR NO FINES (Sit) <br /> ui ND <br /> CLEAN SAS = <br /> kITH - <br /> LITTLE OR <br /> Cr <br /> SANDS NO FINES POORLY-GRADED SANDS OR GRAVELLY SANDS. <br /> U LITTLE OR NO FINES (SP) <br /> MORE THAN HALF <br /> COARSE FRACTION <br /> � SKAUJM <br /> 4 s SIZE THAN <br /> SANDS. SAND-SILT MIXTURES (SM) <br /> SANDS WITH <br /> OVER 12% FINES <br /> CLAYEY SANDS, SAND-CLAY MIXTURES (SC) <br /> INORGANIC SILTS OR VERY FINE SANDS. <br /> SILTY OR CLAYEY FINE SANDS. OR CLAYEY <br /> SILTS (ML) <br /> SILTS AND CLAYS SANDY CLAYS. SILTY CLAYS. OR LEAN CLAYS <br /> cn (CL) <br /> —M LIGUID LD4rT LESS THAN 50 <br /> cn tit ORGANIC SILTS AND ORGANIC SILT-CLAYS OF <br /> 0 Ilt LOW PLASTICITY (OL) <br /> W <br /> z <br /> Q. INORGANIC SILTS. MICACEOUS OR <br /> Cr DIATOMACEOUS FINE SAND OR SILTY SOILS <br /> W (MH) <br /> z <br /> U- SILTS AND CLAYS INOARGANIC <br /> (CN)CLAYS OF HIGH PLASTICITY. FAT <br /> CLYSLIQUID LIMIT GREATER TFM 50 <br /> ORGANIC CLAYS OF MEDIUM TO HIGH <br /> PLASTICITY. ORGANIC SILTS (OH) <br /> HIGHLY ORGANIC SOILS PEAT OR OTHER HIGHLY ORGANIC SOILS (PT) <br /> UNIFIED SOIL CLASSIFICATION <br /> PLATE <br /> KLEIN FELDER SYSTEM <br /> FOOTHILL LANDFILL g-1 <br /> PROJECT NO . 24-220002 SAN JOAQUIN CO., CALIFORNIA <br />