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Cr <br />100 <br />90 <br />so <br />Cr <br />z <br />x <br />C, 4( <br />A <br />z <br />AN <br />UNIFIED SOIL CLASSIFICATION <br />I COMBLES GRAVEL I COA SAND I SILT AND CLAY I <br />. C0-2t IIMC _ -IC T -90wm 011-9 _ _ <br />US. STANDARD SIEVE SIZES <br />6� 3�1 Ih� I� �� � 4 10 20 40 60 140 zoo <br />�� ■■ ■rte �������� ■�� <br />GRAIN SIZES IN MILLIMETERS <br />m <br />0 0 <br />0 �+ <br />z <br />O A <br />M <br />O rrn <br />0 <br />O <br />0 <br />b <br />Do <br />Page B <br />U.S. <br />STD. <br />PERCENT <br />SIEVE <br />SIZE <br />PASSING <br />No.4 <br />LABORATORY <br />NUMBER <br />100 <br />No. <br />8 <br />99 <br />No. <br />10 <br />99 <br />No. <br />16 <br />98 <br />No. <br />30 <br />97 <br />No. <br />40 <br />96 <br />No. <br />50 <br />96 <br />No. <br />100 <br />89 <br />No. <br />200 <br />76 <br />SAMPLE DESCRIPTION <br />LOCATION <br />LL <br />PI <br />Cu <br />Cc <br />MOISTURE <br />CONTENT ( %) <br />LABORATORY <br />NUMBER <br />CL -Lean clay <br />B -8 @ 5.0 -6.5 feet <br />39 <br />18 <br />16.3 <br />1539 <br />