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I <br /> II <br /> UNIFIED SOIL CLASSIFICATION - ASTIVI D2487-85 II <br /> II <br /> MAJOR DIVISIONS <br /> _ TYPICAL NAMES II <br /> I! <br /> (� G W ;~� WELL GRADED GRAVELS WITH OR <br /> p GRAVELS CLEAN GRAVELS WITH WITHOUT SAND.LITTLE OR NO FINES <br /> LITTLE OR NO FINES <br /> 0 MORE TFAN G P � �' POORLY GRADED GRAVELS WITH OR I <br /> „d m HALF COARSE + tip . WITHOUT SAND,LITTLE OR NO FINES i <br /> .r t FRACTION IS <br /> L <br /> W U w No.4 SIEG M SILTY GRAVELS,SILTY GRAVELS <br /> > SIZly GRAVELS WITH OVER WITH SAND II <br /> A " m 12%FINES <br /> G G CLAYEY GRAVELS,CLAYEY it <br /> GRAVELS WITH SAND i <br /> xs � - • e s �� <br /> S W • WELL GRADED SANDS WITH OR Cy WITH- I�x 1 I • OUT GRAVEL,LITTLE OR NO FINES <br /> ' CLEAN SANDS WITH • � I <br /> ca z I. LITTLE OR NO FINES <br /> z SANDS S P POORLY GRADEL°SANDS WTTH OR <br /> e • <br /> WITHOUT GRAVEL,LITTLE OR:,'U FINES <br /> d t- z 1 4 • <br /> -4 2/0RH THAN ° <br /> S HALM'COARSE <br /> eG F- S M + • • • SILTY SANDS WrI'H OR <br /> FRACSION IS <br /> o SNckLLm SANDS WITH OVER WITHOUT GRAVEL II <br /> 2 THANNo.4 12%FINES <br /> SIEVE sI7$ S C � • • CLAYEY SANDS WITH OR <br /> WITHOUT GRAVEL <br /> • • e <br /> M L INORGANIC SILTS AND 4ERY.SIE SANDS.II <br /> 11 ROCK FLOUR,SILTS WITH SANDS AND i <br /> x SILTS and CLAYS GRAVEM <br /> " a C L INORGANIC CLAYS OF LOW TO MEDIUM II <br /> '^' w LIQUID LIMIT 50%OR LESS PLASTICITY,CLAYS WITH SANDS AND <br /> H <br /> GRAVEU, YS it <br /> e <br /> OL ` ORGANIC SILTS OR CLAYS OF <br /> 1 r LOW PLASTICITY p , <br /> MH INORGANIC SILTS,4fICACEOUS OR DIA- <br /> Q TOMACIOUS,FINE SANDY OR SILTY aSOILS, <br /> x z x SILTS and CLAYS ELASILC SILTS <br /> x z C H INORGANIC CLAYS OF HIGH PLAS7l CITY, <br /> W e- < LIQUID LIMIT GREATER THAN 50% FAT CLAYS <br /> z <br /> o O H �! ORGANIC SILTS OR CLAYS OF MEDIUM <br /> TO HIGH PLASTICITY <br /> HIGHLY ORGANIC SOILS P t PEAT AND OTHER HIGHLY ORGANIC <br /> soulsl <br /> Lww".rnc"p 0.so <br /> I <br /> a <br /> li <br /> I <br /> i� <br />