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E � <br /> UNIFIED SOIL CLASSIFICATION - ASTM D2487-85 <br /> MAJOR DIVISIONS TYPICAL NAVIES <br /> G w WELL GRADED GRAVELS WITH OR <br /> WiTHOV'r SAND,LIITLE OR NO FIYES <br /> GP,kti`ELS CLEAN GPatiT-LS WrI'ri <br /> x LTLTLE ORNO FLYES + .; <br /> G P POORLY GRADED GRAVELS WITH OR <br /> rn ., MCRETHAN WrrHOLTT SAND,LtI'I'L.E OR NO FINES <br /> x <br /> HALF COARSE 96 <br /> < FRACTION LS <br /> o LARGER THAN G MSILTY GRAVELS.SILTY GRAVELS <br /> yr v w No.4SmvE WITH SAND <br /> > S[ GRAVELS WITH OBER <br /> n as �4°.a CLNE$ <br /> G C CLAYEY GRAVELS,CLAYEY <br /> GRAVELS WITH SAND <br /> < a S w ♦�si WELL GRADED SANDS WITH OR W .J- <br /> 1 i • OUT GRAVEL,LTI'TL.E OR NO FLNES <br /> CLIA-N SAND$iVLZ:'� • f <br /> LITTLE OR NO F ES <br /> < z SANDS S P f POORLY GRADED SANDS WrrH OR <br /> • * WITHOUT GRAVEL,LIT'IZE OR NO F-LN ES <br /> C < <br /> HkLl COARSE s `I + . . SILTY SANDS WITH OR <br /> x �ti.1C CN:S • . W IOGTGRAVEL <br /> SA.V'DS WI'i;-I 0�cR • <br /> T:,iAN No.s 112%FINES <br /> SIEVE SI - s C r r r CLAYEY SANDS WLT11 OR <br /> WITHOUT GRAVEL <br /> N'1 L INORGANIC SILTS AND VERY-rM;E SANDS, <br /> ROCK FLOUR,SILTS WITH SANDS A,ND <br /> x SILTS and CLAYS GRAVELS <br /> > C L INORGANIC CLAYS OF LOW TO;gDiU'd <br /> -- W LIQUID LLLLIT 50%OR LESS PLASTICITY,CLAYS WITH SANDS AND <br /> " - <br /> GRAVELS.LEAN CLAYS <br /> O L { ORGA_\'TC SILTS OR CLAYS OF <br /> w a o <br /> I I LOW PLASTICI-I-Y <br /> z � <br /> INORGANIC SILTS,MICACEOUS OR DIA- <br /> ° TOMACIOUS.FINE SANDY OR SILTY SOILS, <br /> SILTS and CLAYS ELASTIC SILTS <br /> c <br /> = a C H INORGANIC CLAYS OF HIGH PLASiTCITY. <br /> w < LIQUID I.=GREATER THAN 50% FAT CLAYS <br /> Z �/�I <br /> — as F 14 s <br /> O H �� ORGANIC SILTS OR CLAYS OF N EDFU4I <br /> TO HIGH PLASTICITY <br /> ffiGHLY ORGANIC SOILS P t PEAT AND OTHER HIGHLY ORGANIC <br /> sous <br /> Figure 4 <br /> Uniform Soil Class fccation <br /> 1 <br /> 'MrF 'nr ^ 9n t'S�o tAewlerte � ot15"_hT•_q <br /> l+ 'Oql <br />