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WATER WORK <br /> METHOD OF SOIL CLASSIFICAMON <br /> MAJOR DIVISIONS SYMBOLS TYPICAL NAMES <br /> GwI <br /> VELL MKO GRAVELS OR GRAVEL-SAND MDIT10M LITTLE LIR NO FINES <br /> GRAVELS <br /> GAP POORLY GRADED GRAVELS OR GRAVEL-SAND NIXTLRm LITTLE Qt No FLIES <br /> oa43K TwN InOF GMSILTY WAVELS, GRAVEL-SAID-SILT MIXTURES <br /> F3 COAM FIL CTO1Na 4 MEW MwIIUGCCLAYEY GRAVELS,GRAVEL-SAND-MAY MORES <br /> ELLof� SG/ VGRADED SANDS OR GRAVELY SANDS.LTML OR NO MES <br /> t SANDS <br /> W <br /> S �"^ SP POORLY GRAND SMiDS OR GRAVELY SANDS.LITTLE OR NO FINES <br /> Oc <br /> C3 y °m T"m Lee 0I SM SILTY SANDS SM<D-SILT MIXTURES <br /> V R am=FRACTMN< <br /> ! NIL 4 9M SM <br /> SC {LAYLY SANDS,SANO-CLAY l4XTLOtES <br /> INDRGANTC SILTS AVD VERY FNE SANTA ROCK ruIVER. SILTY OR CLAYEY <br /> MIL FINE SANDS OR CLAYEY SILTS VEIN SLIGKT KASTICITY <br /> SILTS & CLAYS IMORGANIC CLAYS OF LOV TD MEDIUM PLASTICITY,GRAVELY CLAYS. <br /> 0 ii CL SANDY CLAYS,SILTY CLAYS,LEAN U.AYS <br /> LL(50 <br /> i <br /> Z OL i�i� ORGANIC SILfS ANO ORGANIC S1LTT CLAYS OF LOW PLA3T1C7fY <br /> '<< <br /> INORGANIC SILTS.MICACEOUS OR DIA7o1IAGE0003 FOE SANDY OR SILTY <br /> MH SOILS.ELASTIC SILTS <br /> Loa 5 SILTS & CLAYS <br /> UE' Cf{ iNORGAMC CLAYS (IF HIGH PLASTICITY,FAT CLAYS <br /> L` Liv OH ORGANIC SILTS EDI <br /> DRGAmic CLAYS OF MUM TO HIGH PLASTICITY CRSILTYGAMC STY CLAYS, <br /> HIGHLY ORGANIC SOILS Qt PEAT AND OTr1ER NIC4iY ORGANIC SOILS <br /> _ CL-ASSIFICATIQN CHART <br /> < "TED SOIL CLASSIFICATION SYSTEM ) <br /> RANGE 13F GRAIN SIZES SANDS AND GRAVELS BLOVS/FOOT <br /> CLASSIFICATION US.STANDARD GRAIN SIZE <br /> SIEVE SIZE IN MILLIMETERS VERY LASE 0 - 4 <br /> BOULDERS ASM Ir ADOVE 17 LLDSE 4 - LO <br /> COBBLES 12' TO 3• 363 TO 762 lEDDJM DENSE 10 - 30 <br /> DENSE 3O -30 <br /> GRAV EL 3• TO Na 4 762 TD 4.76 VERY DENSE OVER 90 <br /> COARSE 3' TO 1/4• 762 TO 19] <br /> FEE 3/4• TO NIL 4 19.1 TO 4.76 RELATIVE DENSITY <br /> SAND, NO. 4 TO NO, 20 4760 TO 074 SILTS AND CLAYS BLOWS/FOOT <br /> COARSE NO. 4 TO NO, 10 4760 TO RAM <br /> R=DtUN NO. LO TO NQ 40 aM TO 4.420 VERY SIFT 0 -D <br /> FINE 1O. 40 TO NO.240 &420 TO 0A74 SOFT p - 4 <br /> HEOIUN STIFF 4 -8 <br /> SILT R CLAY BELOW NO.200 DELAV 0974 STIFF 9 - 16 <br /> VERY SIFT 16 -32 <br /> GRAIN SIZE CHART NARI OVCN 32 <br /> _ . NUNDER OF BLOWS OF 140 POLND MANNER FALLING 30 INCHES TO DRIVE A CONSISTENCY <br /> 2 INC14 O.D. (1-3/8 INCH IJ)] SPLIT SPOON (ASTM D-086) <br /> PAGE OF <br />