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4230 Kiernan Avenue,Ste 150 I Modesto,CA 95356 1209.543.1799 1 Fax 209.543.1775 <br /> DEFINITION OF TERMS <br /> PRIMARY DIVISIONS SVNIBOI.S SECONDA RI'DIVISIONS <br /> GRAVELS CLEAN < WELL GRADED GRAVELS.GRAVEL-SAND MIXTURES <br /> GRAVELS <br /> MORE THAN WWI <br /> LITTLE OR NO FINES <br /> 7 HALF OF <S%FINES •� CJP POORLY GRADED GRAVELS OR GRAVEL SAND M1..\TIJRF.S, <br /> va < <br /> LITTLE OF NO FINES <br /> 00 <br /> ua COARSE SILTY GRAVELS.GRAVEL-SAND-SILT MIXTURES. <br /> vz a N FRACTION IS GRAVELS CIM NON-PLASTIC FINTES <br /> 0 ¢ 0 N LARGER THAN %;7TH FINES <br /> w , ' + CLAYEY GRAVELS.GRAVEL-SAND-CLAY MIXTURES, <br /> X0.4 SIEVE <br /> z > !'� GC 7 <br /> z a w I PLASTIC FINES <br /> `n CLEAN i J 1%,111.GRADED SANDS.GRAVELLY SANDS.LITTLE OR NO <br /> ,- SANDS - <br /> a g <br /> MORE THAN � _: FINES <br /> W ¢ N SANDS <br /> p� <=$°o FINES POORLY GRADED SANDS,GRAVELLY SANDS,LITTLE. OR <br /> ':i <br /> d O `a. Z HALF OF SP NO PINES <br /> OV L <br /> FRACTION IS SANDS S�1 SILTY SANDS.SAND-SILT MIXTURES,NON-PLASTIC FINES <br /> SMALLER THAN WITH FINES CLAYEY SANDS,SAND-CLAY MIXTURES,PLASTIC FINES <br /> NO.4 SIEVE SC <br /> INORGANIC SILTS,VERY FINE SANDS.ROCK FLOUR.SILTY <br /> w t Ji N SILTS AND CLAYS SIL OR CLAYEY FINE SANDS.SLIGHTLY PLASTIC CLAYEY SILTS <br /> O ,a in INORGANIC CLAYS OF LOW TO MEDIIJM PLASTICITY, <br /> 0 1' w LiQL1ID LIMIT IS L <br /> I a � % LESS THAN SU GRAVELLY.SANDY.SILTS OR LEAN CLAYS <br /> fax vi ORGANIC SILTS AND ORGANIC CLAYS OF LOW PLASTICITY <br /> Q r INORGANIC SILTS,MICACEOUS OR DIATOMACEOIJS FINE. <br /> O IVT T T SANDY OR SILTY SOILS.ELASTIC:SILTS <br /> SILTS AND CLAYS <br /> ( p 4 z LIQUID LIMIT IS CTT INORGANIC CLAYS OF HIGH PLASTICITY.FAT CLAYS <br /> GREATER THAN 50 (,H ORGANIC CLAYS OF MEDRJM TO HIGH PLASTICITY, <br /> ORGANIC SILTY CLAYS <br /> HIGHLY ORGANIC SOILS PT M <br /> PEAT AND OTHER HIGHLY ORGANIC SOILS <br /> GRAIN SIZES <br /> BOULDERS COBBLES COARSERA`EL I SAND FINE COARSE MEDIUM FINE SILTS AND CLAPS <br /> 12" 3" 3/4" 4 10 40 200 <br /> CLEAR SQUARE SIEVE OPENING U.S. STANDARD STEVE SIZE <br /> ADDITIONAL TESTS <br /> (OTHER THAN TEST PIT AND BORING LOG COLUMN HEADINGS) <br /> M[AX-Maximum Dry Density PM-Permeability PP-Pocket Penetrometer <br /> GS-Grain Size Distribution SG-Speck Gravity WA-Wash Analysis <br /> SE-Sand Equivalent HA-Hydrometer Analysis DS-Direct Shear <br /> El-Expansion Index AL-Atterberg Limits UC-Unconfined Compression <br /> CHM-Sulfate and Chloride RV-R-Value MD-Moisture/Density <br /> Content,pH,Resistivity CN-Consolidation M-Moisture <br /> CUR-Corrosivity SC-Swell Compression <br /> OI-Organic Impurities <br /> FIGURE: BLl <br />