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J. H. KLEINFELDER & ASSOCIATES <br /> �� <br /> GEOTECHNICAL CONSULTANTS W MATERIALS TESTING <br /> 2825 EAST MYRTLE STREET, STOCKTON, CALIFORNIA 95205 <br /> File No. S-2568-4 <br /> October 11, 1983 <br /> PLATE II <br /> MAJOR DIVISIONS GRAPH LETTER TYPICAL DESCRIPTIONS <br /> SYMBOL SYMBOL <br /> "• WELL-GRADED GRAVELS. GRAVCL- <br /> >i"' GW SAND NIXIDaCS. uTTLc MAND GRAVEL NO FINES <br /> GRAVELLY (LITTTTLEEOOR¢No -` �. • <br /> SOILS FINES) ACCALY-GRADED GRAVCLS.GRAVCL- <br /> [t:: GP SMU MIXTURES, LITTLE OR <br /> COARSE [r[.[[*y No TINES <br /> GRAINED <br /> SOILS <br /> GM SILTY . GRAVEL-SAND- <br /> MORE THAN SOX GRAVELS WM FINES SILT MIXTURES Of COARSE f4G- (APPRECIABLE MOUNT <br /> TION �}AjOVE Gy FIxES� <br /> ON NO.` SICVC CL GTE GRAVELS. GRAVEL-SAND- <br /> GC CLAY MIXTURES <br /> WELL-GRADED SANDS, GRAVELLY <br /> SW SANDS, LITTLE OR NO FINES <br /> AND CLEAN SMD (LITTLE <br /> SANDY OR NO FINES <br /> SOILS SP POORLY-GRADED SANDS, GRAVELLY <br /> MORE THAN SOX SANDS, LITTLE OR Ib FIR" <br /> OF MATERIAL IS <br /> MAN NO. <br /> X00 SIEVE S12E <br /> $M SILTY SANDS, SAND-SILT MIXTUAES <br /> MORE THAN F50%AA (APPRECIABLE <br /> WITH FINES <br /> O! DOPASE FRAC- �OPFECI FINES) <br /> AMOUNT <br /> TION PASSING OI FINES <br /> N0. 4 SIEVE <br /> SC CLAYEY SANpS, SAND-CLAY MIXTURES <br /> INORGANIC SILTS AND VCM FINE <br /> M L SANDS, RWC FLOUR, SILTY OR <br /> CLAYEY LINE SANDS OR CLAYEY <br /> SILTS WITH SLIGHT PLASTICITY <br /> FINE SILTSINORGANIC CLAYS OF LOW To MEDIW <br /> GRAINED AND LIQUID LIMIT PLASTICITY. GRAVELLY CLAYS, <br /> SOILS CLAYS `W THAN 50 CL SANDY CLAYS. SILTY CLAYS, LGN <br /> CLAYS <br /> lilll <br /> 1 OL ORGANIC SILTS AMC ORGANIC <br /> SILTY [LAYS OF LOW PLASTICITY <br /> INORGANIC SILTS, MICACEOUS OR <br /> MH DIATOYACCOUS FINE SAND OR <br /> ((IIWW <br /> SILTY SOILS <br /> MORE THAN 50% SILTS <br /> OF MATERIAL 15 AND LIQUID LIMIT INORGANIC CLAYS OF NI WI <br /> M$�A�[p THAN ICO. CLAYS EA1E THAN 50 CH PLASTICITY, FAT CLAYS <br /> SIEVE SIZE <br /> OH <br /> ORG 411E CLAY$ OF MEDIUM TO HIGH <br /> PLASTICITY, ORWNIC SILTS <br /> HIGILY ORGANIC SOILSPEAT. HUMUS, SW.wP SOILS <br /> PT '.'I rH HIGH ORGANIC CONTENTS <br /> NOTE: DUAL SYYeOLS ARE USED TO INDICATE BORDERLINE SOIL CLASSIFICATIONS. <br /> UNIFIED SOIL CLASSIFICATION SYSTEM <br />