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UNIFIED SOIL CLASSIFICATION SYSTEM <br />MAJOR DIVISIONS <br />LTR <br />DESCRIPTION <br />MAJOR DIVISIONS <br />LTR <br />DESCRIPTION <br />GRAVEL <br />AND <br />GW <br />Well -graded gravels or gravel sand <br />mixtures, little or no fines. <br />SILTS <br />AND <br />ML <br />Inorganic silts andvery fine <br />sands, rock flour, silty or <br />clayey fine sands or clayey silts <br />y Y <br />with slight plasticity. <br />GP <br />Poorly -graded gravels or gravel <br />sand mixture, little or no fines. <br />GM <br />Silty gravels, gravel -sand -clay <br />mixtures. <br />CL <br />Inorganic clays of low to medium <br />plasticity, gravelly clays, sandy <br />clays, silty clays, lean clays. <br />GRAVELLY <br />SOILS <br />CLAYS <br />LL<50 <br />GC <br />Clayey gravels, gravel -sand -clay <br />mixtures. <br />COARSE <br />GRAINED <br />FINE <br />GRAINED <br />OL <br />Organic silts and organic silt - <br />clays of low plasticity <br />SAND <br />AND <br />SW <br />Well -graded sands or gravelly <br />sands, little or no fines. <br />SILTS <br />AND <br />CLAYS <br />MH <br />Inorganic silts, micaceous or <br />diatomaceous fine sandy or silty <br />soils, elastic silts <br />SOILS <br />SOILS <br />SP <br />Poorly -graded sands or gravelly <br />sands, little or no fines. <br />CH <br />Inorganic clays of high plasticity, <br />fat clays. <br />SANDY <br />LL>50 <br />SM <br />Silty sands, sand -silt mixtures. <br />OH <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 />r' <br />Standard penetration split spoon sample <br />Modified California sampler <br />IShelby tube sample <br />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 �l� <br />CEOTECMNICAL CONSULTANTS • MATERIALS TESTING <br />PREPARED BY: jHK&A DATE: 6-18-85 <br />CHECKED BY: JSL DATE: 6-18-85 <br />IHK&AFmmAA-17 <br />PLATE <br />BORING LOG LEGEND I <br />PROJECT NO. F-2688-1 I I <br />