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1& 0 Alk 091P AM <br /> SMA14 1 <br /> DEFINITION OF TERMS <br /> PRIMARY DIVISIONS SYMBOLS SECONDARY DIVISIONS <br /> CLEAN '� WELL GRADED GRAVELS,GRAVEL-SAND MIXTURES <br /> GRAVELS oo GW opo LITTLE OR NO FINES <br /> MORE THAN GRAVELS <br /> y Q HALF OF <5%FINES '� Cj p ►�r POORLY GRADED GRAVELS OR GRAVEL SAND MIXTURES, <br /> LITTLE OF NO FINES <br /> O O~W COARSE SILTY GRAVELS,GRAVEL-SAND-SILT MIXTURES, <br /> y LL N FRACTION IS GRAVELS GM <br /> p_3 WLARGER THAN • NON-PLASTIC FINES <br /> w Q 0 w WITH FINES CLAYEY GRAVELS,GRAVEL-SAND-CLAY MIXTURES, <br /> Z= > NO.4 SIEVE GC <br /> r r PLASTIC FINES <br /> Q g • % WELL GRADED SANDS,GRAVELLY SANDS,LITTLE OR NO <br /> (9_ o SANDS CLEAN _!= SW :. <br /> Wij Q N MORE THAN SANDS FINES <br /> U)LU<p HALF OF <5%FINES Sp POORLY GRADED SANDS,GRAVELLY SANDS,LITTLE OR <br /> Q O w Z NO FINES <br /> COARSE <br /> V FRACTION ISSANDS SM SILTY SANDS,SAND-SILT MIXTURES,NON-PLASTIC FINES <br /> SMALLER THAN WITH FINES <br /> NO.4 SIEVE SC CLAYEY SANDS,SAND-CLAY MIXTURES,PLASTIC FINES <br /> INORGANIC SILTS,VERY FINE SANDS,ROCK FLOUR,SILTY <br /> N M L OR CLAYEY FINE SANDS SLIGHTLY PLASTIC CLAYEY SILTS <br /> J SILTS AND CLAYS INORGANIC CLAYS OF LOW TO MEDIUM PLASTICITY, <br /> 0 LL�W LIQUID LIMIT IS <br /> N Q<w LESS THAN 50 L GRAVELLY SANDY SILTS OR LEAN CLAYS <br /> ZZ 2 o OL ORGANIC SILTS AND ORGANIC CLAYS OF LOW PLASTICITY <br /> HQ N M H INORGANIC SILTS,MICACEOUS OR DIATOMACEOUS FINE <br /> W�O SILTS AND CLAYS SANDY OR SILTY SOILS ELASTIC SILTS <br /> ZOf O H Z LIQUID LIMIT IS CH INORGANIC CLAYS OF HIGH PLASTICITY,FAT CLAYS <br /> LL 2 2= GREATER THAN 50 <br /> � O H ORGANIC CLAYS OF MEDIUM TO HIGH PLASTICITY, <br /> ORGANIC SILTY CLAYS <br /> HIGHLY ORGANIC SOILS PT PEAT AND OTHER HIGHLY ORGANIC SOILS <br /> GRAIN SIZES <br /> BOULDERS COBBLES GRAVEL I SAND COARSE I FINE COARSE MEDIUM FINE SILTS AND CLAYS <br /> 12" 3" 3/4" 4 10 40 200 <br /> CLEAR SQUARE SIEVE OPENING U.S. STANDARD SIEVE SIZE <br /> ADDITIONAL TESTS <br /> (OTHER THAN TEST PIT AND BORING LOG COLUMN HEADINGS) <br /> MAX-Maximum Dry Density PM-Permeability PP-Pocket Penetrometer <br /> GS-Grain Size Distribution SG-Specific Gravity WA-Wash Analysis <br /> SE-Sand Equivalent HA-Hydrometer Analysis DS-Direct Shear <br /> EI-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 /> COR-Corrosivity CP-Collapse Potential SC-Swell Compression <br /> SD-Sample Disturbed HC-Hydrocollapse OI-Organic Impurities <br /> REM-Remolded <br /> FIGURE: BL1 <br />