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UNIFIED SOIL CLASSIFICATION SYSTEM <br /> MAJOR DIVISIONS LTR DESCRIPTION MAJOR DIVISIONS LTR DESCRIPTION <br /> GW Well-graded gravels or gravel sand ML Inorganic silts and very fine <br /> mixtures, little or no fines. sands, rock flour, silty or <br /> GRAVEL SILTS clayey fine sands or clayey silts <br /> GP Poorly-graded gravels or gravel with slight plasticity. <br /> AND sand mixture, little or no fines. AND <br /> CL Inorganic clays of low to medium <br /> GRAVELLY <br /> GM Silty gravels, gravel-sand-clay CLAYS plasticity, gravelly clays, sandy <br /> SOILS - mixtures. LL<50 clays, silty clays, lean clays. <br /> COARSE [GCJClayey gravels, gravel-sand-clay FINE OL Organic silts and organic silt- <br /> GRAINED GRAINED <br /> mixtures. clays of low plasticity <br /> SOILS SW Well-graded sands or gravelly SOILS MH Inorganic silts, micaceous or <br /> sands, little or no fines. SILTS diatomaceous fine sandy or silty <br /> soils, elastic silts <br /> SAND SP Poorly-graded sands or gravelly AND --——— <br /> sands, little or no fines. CH Inorganic clays of high plasticity, <br /> AND CLAYS fat clays. <br /> SANDY SM Silty sands, sand-silt mixtures. LL>50 OH Organic clays of medium to high <br /> SOILSDlastici[y. <br /> SC Clayey sands, sand-clay mixtures. HIGHLY Pt Peat and other highly organic <br /> ORGANIC SOILS soils. <br /> Standard penetration split spoon sample <br /> Modified California sampler <br /> IShelby tube sample <br /> V Water level observed in boring <br /> * No recovery <br /> NFWE No free water encountered <br /> NOTE: The lines separating strata on the logs <br /> represent approximate boundaries only. <br /> The actual transition may be gradual . <br /> No warranty is provided as to the continuity <br /> of soil strata between borings. Logs <br /> represent the soil section observed at <br /> the boring location on the date of <br /> drilling only. <br /> PLATE <br /> KLEIN FELDER <br /> BORING LOG LEGEND II <br /> PREPARED BY: KA DATE: 8/24/89 <br /> CHECKED BY: PrD DATE: PROJECT NO. 20-3121-02 <br /> M-12 <br />