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I� Ff 31 <br /> DESCRIPTION MAJOR DMSIONS <br /> d <br /> GW WELL-GRADED GRAVELS,GRAVEL SAND COARSE <br /> MIXTURES,LITTLE OR NO FINES CLEAN GRAVEL AND GRAINED <br /> i! GRAVELS GRAVELLY SOILS SOILS <br /> GP POORLY-GRADED GRAVELS,GRAVEL (LITTLE OR NO <br /> MORE <br /> v SAND MIXTURES,LITTLE OR NO FINES FINES) THAN <br /> r <br /> 50% <br /> GM SILTY GRAVELS,GRAVEL-SAND-CLAY LARGER <br /> MIXTURES SANDS WITH MORE THAN 50% THAN <br /> i' APPRECIABLE OF COARSE NO.200 <br /> AMOUNT OF FRACTION SIEVE <br /> .. GC CLAYEY GRAVELS,GRAVEL-SAND-CLAY RETAINED ON NO. <br /> MIXTURES FINES 4 SIEVE <br /> �) <br /> SW WELL-GRADED SANDS,GRAVELLY <br /> SANDS,LITTLE OR NO FINES CLEAN SAND SANDS AND <br /> (LITTLE OR NO SANDY SOILS <br /> SP POORLY-GRADED SANDS,GRAVELLY FINES) <br /> !� SANDS,LITTLE OR NO FINES <br /> SM SILTYSANDS,SAND-S ILT MIXTURE S SANDS WITH MORE THAN 50% <br /> APPRECIABLE OF COARSE <br /> I! AMOUNT OF FRACTION <br /> !i SC CLAYEY SANDS.SAND—SILTMIXTURES FINES <br /> PASSING NO.4 <br /> SIEVE <br /> i) <br /> ML INORGANIC SILTS AND VERY FINE FINE <br /> ° SANDS,ROCK FLOUR,SILTYORCIAYEY <br /> GRAINED <br /> FINE SANDS OR CLAYEY SILTS WITH SOILS <br /> SLIGHT PLASTICITY MORE <br /> THAN <br /> CL INORGANIC CLAYS OF LOW TO MEDIUM LIQUID LIMIT S 1LTS AND 500 <br /> PLASTICITY,GRAVELLY CLAYS,LEAN LESS THAN 50 CLAYS SMALLER <br /> CLAYS THAN <br /> a NO.200 <br /> OL ORGANIC SILTS AND ORGANIC SILTY SIEVE <br /> CLAYS OF LOW PLASTICITY <br /> .i <br /> �( MH INORGANIC SILTS,MICACIOUS OR <br /> DIATOMACEOUS FINE SAND OR SILTY <br /> SOILS <br /> II CH INORGANIC CLAYS OF HIGH L10ULD LIMIT LESS SILTS <br /> PLASTICITY,FAT CLAYS AND. <br /> GREATER THAN 50 CLAYS <br /> OH ORGANIC CLAYS OF MEDIUM TO HIGH <br /> PLASTICITY,ORGANIC SILTS <br /> E <br /> !` PT PEAT,HUMAS SWAMP SOILS WITH HIGH HIGHLY ORGANIC SOILS <br /> ORGANIC CONTENTS <br /> .1 <br /> h <br /> °rrrH S""`n`T SAMPLE TYPE TEST TYPE NATES <br /> rrEFn <br /> y g GRAB SAMPLE CLASSIFICATION <br /> Plasticity,(Atterberg Limits) pi <br /> STANDARD DRIVE SAMPLE,2.0"o.d.,1.38" Grain Size Analysis gr <br /> spt i.d.,sampler driven with 140 lb hammer,30" Specific Gravity sg <br /> drop(Standard Penetration Test). Slar uk/Swel1 s/s <br /> II MODIFIED CALIFORNIA DRIVE SAMPLE, STRENGTH <br /> CM 2,5"o.d.,1.92"i.d.,sampler driven w/140 lb Direct Shear ds <br /> hammer,30"drop,w/tube liners. Unconfined Compression uc <br /> i HAND SAMPLE,2.25"o.d.,1.92"i.d.,sampler Triaxial Compression tx <br /> ? 5 hs driven w/15 lb hammer,18"drop,w/tabe liners Pocket Pentrometer FP <br /> Torvane Shear IS <br /> PUSH SAMPLE,2.87"i.d.thin wall sampler CONSOLIDATION c <br /> u sf (Shelby Tube),hydraulically pushed. <br /> `- UNIFIED SOIL CLASSIFICATION SYSTEM AND TEST PIT LOG SYMBOLS <br /> NEIL O.ANDERSON & ASSOC., INC. 12897 South Cometa Rd. <br /> 22 N Houston Ln <br /> Lodi,California Valley Home, California I <br /> Lodi(209)367-3701 <br /> �� Plate 5 <br />