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UNIRED SOIL CLASSIRCATION SYSTEM <br /> Major Divisions grf hr Description Major Divisions grt hr Description <br /> + Well graded gravels or gravel Ivor9anic sips std very fine <br /> + W sand mixtures,little or no fines L sands,rock flour,silty or clayey <br /> fine sands or clayey silts with <br /> sfight <br /> Gravel Poorly-graded gravels or gravel Silts <br /> P sand mixture, little or no fines And Inorganic days of low to <br /> And L medium plasticity,gravelly clays, <br /> Gravely Silty gravels,gravel-sand-silt Clays sandy clays,silty clays,lean <br /> M mixtures LL < 50 HAVn <br /> Soils Organic sips and organic <br /> Clayey gravels,gravel-sand-day <br /> Fine OL sift-clays of low plasticity <br /> Coarse C mixtures Grained Inorganic silts, micaceous or <br /> Grained Soils H diatomaceous fine or silty soils, <br /> Soils ! Well graded sands or gravelly elastic silts <br /> W sands,little or no fines Sifts <br /> Inorganic days of high plasticity, <br /> Sand Poorty-graded sands or gravelly 'fid H fat days <br /> P sands,little or no fines Clays <br /> And LL > 50 <br /> Sandy Silty sands,sand-silt mixtures Organic days of medium to high <br /> Soils 1. M H plasticity <br /> Clayey sands,and-day mixtures Highly Organic Peat and other highly organic <br /> SC PT soils <br /> Soils <br /> SYMBOLS <br /> mStandard penetration split spoon sample Blank casing <br /> Modified California(Porter)sample ® Screened Casing <br /> Shelby tube sample © Cement grout <br /> Water level observed in boring ® Bentonite <br /> Stable water level Flier Pack <br /> Visual Relative Moisture Content <br /> Increasing Moisture Content <br /> Dry <br /> Damp <br /> Moist <br /> Wet <br /> Saturated <br /> Note: The lines separating strata on the togs represent approximate boundaries only. No warranty is provided as to <br /> the continuity of soil strata between borings. Logs represent the soil section observed at the boring location <br /> on the date of drilling only. <br /> BORING LOG LEGEND <br /> BANNER MAM <br /> Stockton, California <br /> Consulting Engineers & Scientists PROJECT NO. DATE FIGURE <br /> IA67H October 1.995 No A-1 <br />