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d t , <br /> UNIFIED SOIL CLASSiFICAT1*0tj eM <br /> PRIMARY DIVISIONS GROUP <br /> SYMBOL TYPICAL NAMES <br /> COARSE GRAVEN CLEAN G;; <br /> GRAINED hal! or Well grad <br /> GP. ed gravels, <br /> SOILS -arse lessess little or no fines Brave)-sand mixtures; <br /> { <br /> fraction than 5% GF Poorly <br /> F� more than larger finssl graded gravels or gravel-sand <br /> half is than mixtures; little ar ho tines <br /> larger 14 sieve GRAVEL GH <br /> • than 0200 WITH silty gravels, gravel-92nd-silt mixtures <br /> FINES GC <br /> sieve ClayeY gravels, gravel-sand-clay mixtures <br /> SANDS CLEAN <br /> half at r Su Well graded sands, <br /> SANDS or no lines gravelly sands, little <br /> coarse (less <br /> traction than 5% SP Poorl <br /> smaller tines) a graded sands or <br /> ISgravelly sands, <br /> than g 4 little or no tines <br /> � <br /> sieve SANDS SMY' <br /> 51lt sands. sand-silt +airtvres <br /> WITH <br /> FINES SC <br /> Clayey sands. <br /> sand-clay mixtures, pias.!. <br /> fines <br /> FINE SILTS AND CLAYS <br /> ? ( ML Inorganic silts and ver GRAl1JED <br /> liquid limit flour, silty or ClayeyY fine sands, rocx <br /> SOILS less than SOx fine sands or <br /> clayey silts, with <br /> more than 5110t plasticity <br /> half is CL Inorganic clays of lou to medium <br /> smaller Plasticity, gravelly clays, sandy clays <br /> than silty clays, lean clays <br /> s2OO .. <br /> sieve OL Organic siltsand organic silty clay- <br /> of laid Plasticity. <br /> SILTS AND CLAYS MH Inorganic silts, <br /> liquid limit micaceous or <br /> less than SOx diatomaceous fine sandy or silty <br /> soils. elastic silts <br /> CH inorganic clays of high plasticity, pat. <br /> clays <br /> Mi . OH Organic clays Of medium <br /> g to high <br /> Plasticity, organic silts <br /> • HIGHLY ORGANIC SOILS <br /> Pt__ Peat-.and-other-highly organic soils - - <br /> 4ai - <br /> s, <br /> PACIFEC ENVIRONMENTAL GROUP, INC. <br /> 1� <br />