Laserfiche WebLink
1 <br /> UNIFIED SOIL CLASSIFICATION SYSTEM <br />' <br /> MAJOR DIVISIONS USCS TYPICAL <br /> SYMBOL DESCRIPTIONS <br /> 1 <br /> Z.&_ <br /> GW WELL GRADED GRAVELS GRAVEL SAND <br /> CLEAN GRAVELS �� MIXTURES WITH LITTLE OR NO FINES <br />' WITH LITTLE - <br /> GRAVELS OR NO FINES GP POORLY-GRADED GRAVELS GRAVEL SAND <br /> MIXTURES WITH LITTLE OR NO FINES <br /> (More than half of <br />' coarse fractton <br /> is larger than + I— GM SILTY GRAVELS GRAVEL SILT SAND <br /> GRAVELS <br /> the #4 sieve) I MIXTURES <br /> ��� <br /> COARSE WITH OVER I <br />' GRAINED 12% FINES / CLAYEY GRAVELS GRAVEL SAND CLAY I <br /> SOILS . GC MIXTURES <br />' (More than half WELL GRADED SANDS SAND GRAVEL <br /> of material != SW <br /> CLEAN SANDS MIXTURES WITH LITTLE OR NO FINES <br /> is larger than = <br /> the #200 sieve) WITH LITTLE <br />' SANDS OR NO FINES I SP POORLY-GRADED SANDS SAND GRAVEL <br /> (More than half of MIXTURES WITH LITTLE OR NO FINES <br /> coarse fraction ' <br />' is smaller than i SM SILTY SANDS SAND GRAVEL SILT MIXTURES <br /> The #4 sieve) SANDS WITH <br /> OVER 12% FINES <br />' SC CLAYEY SANDS SAND GRAVEL-CLAY MIXTURES <br /> I <br /> INORGANIC SILTS &VERY FINE SANDS <br /> ML SILTY OR CLAYEY FINE SANDS <br />' CLAYEY SILTS WITH SLIGHT PLASTICITY <br /> SILTS AND CLAYS INORGANIC CLAYS OF LOW TO MEDIUM <br /> CL PLASTICITY, GRAVELLY CLAYS SANDY CLAYS <br />' (Liquid limit less than 501 SILTY CLAYS LEAN CLAYS <br /> FINE <br /> GRAINED OL ORGANIC SILTS & ORGANIC SILTY CLAYS <br />' SOILS OF LOW PLASTICITY <br /> I <br /> (More than half INORGANIC SILTS, MICACEOUS OR <br /> of material MH DIATOMACEOUS FINE SAND OR SILT <br />' is smaller than <br /> the #200 sieve) SILTS AND CLAYS INORGANIC CLAYS OF HIGH PLASTICITY, <br /> CH <br />' (Liquid limit greater than 50) FAT CLAYS <br /> OH ORGANIC CLAYS&ORGANIC SILTS <br /> OF MEDIUM TO HIGH PLASTICITY <br />' LOAMS UNDER USDA SOIL CLASSIFICATION SYSTEM <br /> SOIL OF APPROXIMATELY EQUAL SANDISIL71CLAY <br />' o <br /> UNIFIED SOIL CLASSIFICATION SYSTEM PLATE <br /> �� KLEINFELDER <br />' WILBUR-ELLIS COMPANY A- 1 <br /> � <br /> a Drafted By p�AP'rolect No 20-443901-E01 2 2 INDUSTRIAL DRIVE I1— <br /> W pate 6/8lle Number STOCKTON, CALIFORNIA <br />' Y Copyr4ght Meinfelder Inc 2000 <br />