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UNIFIED SOIL CLASSIFICATION SYSTEM <br />NAJOR DIVISIONS <br />LTR <br />DESCRIPTION <br />MAJOR DIVISIONS <br />LTR <br />DESCRIPTION <br />GRAVEL <br />Gs <br />sell -graded gravels or gravel sand <br />mixtures, little or no fines. <br />SILTS <br />ML <br />Inorganic silts and very fine <br />sands, rock flour, silty or <br />clayey fine sands or clayey silts <br />with slight plasticity. <br />GP <br />Poorly -graded gravels or gravel <br />AND <br />GRAVELLY <br />sand mixture, little or no fines. <br />AND <br />CLAYS <br />CL <br />Inorganic clays of low to medium <br />plasticity, gravelly clays, sandy <br />GM <br />Silty gravels, gravel -sand -clay <br />SOILS <br />mixtures. <br />LL<50 <br />clays, silty clays, lean clays. <br />GC <br />Ss <br />Clayey gravels. gravel -sand -clay <br />mixtures. <br />sell -graded sands or gravelly <br />sands, little or no fines. <br />OL <br />Organic silts and organic silt - <br />clays of for plasticity <br />COARSE <br />GRAINEDGRAINED <br />SOILS <br />FINE <br />SOILS <br />SILTS <br />MN <br />Inorganic silts, micaceous or <br />diatomaceous fine sandy or silty <br />soils, eIdSCIC S11[5 <br />SAND <br />AND <br />SP <br />Poorly graded sands or gravelly <br />sands, little or no fines. <br />AND <br />CLAYS <br />CH <br />Inorganic clays of high plasticity, <br />fat clays. <br />SANDY <br />SM <br />Silty sands, sand -silt mixtures. <br />LL>50 <br />ON <br />Organic clays of medium to high <br />SOILS <br />plasticity. <br />SC <br />Clayey sands. sand -clay mixtures. <br />HIGHLY <br />ORGANIC SOILS <br />Pt <br />Peat and other highly organic <br />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 />J.H. KLEINFELDER & ASSOCIATES �� <br />GEOTECHNICAL CONSULTANTS • MATERIALS TESTING <br />PREPARED BY: JHK&A DATE: <br />CHECKED BY: jHK&A DATE: <br />IHK d A F <br />BORING LOG LEGEND <br />PROJECT NO. 64-2008-1 <br />PLATE <br />III <br />