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�ffirpwffiowl <br /> El <br /> • RW y,r,i173 ',� - <br /> L—FIED SOIL CLASSIFICATION SYSTEM <br /> PRIMARY DIVISIONS GROUP <br /> —�_ SYMBOL <br /> TYPICAL NAMES <br /> COARSE GRAVELS CLEAN GW <br /> GRAINED half ofGRAVELS Veil graded gravels, gravel-sand mixtures; <br /> coarse little or no <br /> oarse {less fines <br /> fraction than 5% CP Poorl <br /> nest Y graded gravels or gravel-sand <br /> more than larger fi <br /> half is than alixtures; little or no fines <br /> larger <br /> 14 sieve GRAVEL GH <br /> than Silty WITH gravels, grave!-sand-silt mixtures <br /> 8200 FINES GC <br /> sieve Clayey gravels, gravel-sand-clay mixtures <br /> SANDS CLEAN SV Well graded sands. <br /> half of SANDS or no fines gravelly sands, little <br /> coarse (less <br /> fraction than 5% SP Paorl <br /> smaller finest Y graded sands or gravelly sands, <br /> than C 4 <br /> little or no fines <br /> sieve <br /> SANDS SH Silty sands, sand-silt mixtures <br /> WITH <br /> F1NEs SC Clayey sands, sand-clay mixtures, <br /> i fines Plastic <br /> FINE SILTS AND CLAYS HL <br /> GRAINED Inorganic silts <br /> Inorganic limit and very fine sands, rock SnILS less than SOx flour, silty or clayey fine sands or <br /> clayey silts, with slight plasticity <br /> F more than <br /> half !� CL Inorganic clays of low to medius <br /> s Smaller Plasticity, gravelly clays, sandy clays <br /> than silty clays, lean clays <br /> P200 <br /> sieve OL Organic silts and organic silty clays <br /> i of low plasticity <br /> r � <br /> SILTS AND CLAYS MH Inorganic silts, micaceous or <br /> ' I liquid limit <br /> distomaceous fine sandy or silty <br /> less than SOz soils, elastic silts <br /> CH Inorganic clays of high plasticli�, rat <br /> clays <br /> OH Organic clays of medium to high <br /> plasticity, organic silts <br /> t j HIGHLY ORGANIC SOILS <br /> Pt Peat and other highly organic soils----_ <br /> PACIFIC ENVIRONMENTAL GROUP, INC, <br /> F <br />