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UNIFIED SOIL CLASSIFICATION SYSTEM <br />f.0„,jciq Divisions LTA CE_SCRPTCN MAJOR ONISLCNS LT R DESC:RIPTICN <br />i <br />COA/P <br />GRALNED <br />SCII-S <br />GRAVEL <br />ANO <br />GRAVELLY <br />SCLS <br />ON Well-graded gravels or gravel sand <br />mixtures, Iltn• Of ITO tines. <br />FINE <br />CRANF_O <br />SOU <br />0, <br />SILTS <br />ANO <br />CLAYS <br />U_,50 <br />ML <br />Inorganic 1103 and wry tine sands. <br />rock now', silty or darsy fine sands <br />or dayey silts with siignt plasticity. <br />Poorly-graded gravels or gravel <br />Sind mixture, !irtl• or no tines. <br />ot_ <br />Inorganic days of low to mecium <br />pLuticsty, gravelly days, sandy clays <br />silty days. lean clays. cit., Silty gravels. gravel-sand-day <br />mixtures. <br />cx Organic sat!' and organic silt-clays <br />of low plasticity. C:ayey gravels, gravel-sand-clay <br />mixtures. <br />SANO <br />ANO <br />SANDY <br />SOILS <br />sw Weil-graded sanas or gravelly <br />sands, Atte or no tines. <br />SILTS <br />ANO <br />CLAYS <br />U_>50 <br />4-1 <br />Inorganic silts, micaceous or <br />diatomaceous tine sancry or 'My <br />soils, elastic sins. <br />SP Poorly--graded sands or gravelly <br />sands. little or no fines. C-I Inorganic days of hign plastidty, <br />tat days. <br />SM Silty sands, sand-silt mixtures. D.( Crganic clays of medium to lion <br />plasticity. <br />Clayey sanos, sand-clay mixtures. HCHLY <br />OFGANIC SCA_S <br />R Peat and oilier .mignily organic solis. <br />Disturbed Bag or Bulk Sample <br />Standard penetration split spoon sample <br />1111111.111 <br />Modified California Sampler (Porter) <br />(2 1/2—inch outside diameter) <br />Shaded area indicates portion of sample recovered. Blank <br />area completes the total depth the sampler was driven. <br />Water level observed in boring <br />No recovery <br />NFWE No free water encountered <br />NOSC No odor, scent, or fluid cut <br />NOTE: Below count represents the number of blows <br />of a 140-pound hammer falling 30 inches per <br />blow required to drive a sampler through the <br />last 12 inches of an 18-inch penetration. <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 drilling <br />only. <br />Blank casing <br />Screened casing <br />Cement grout <br />Bentonite <br />Sand pack or gravel pack <br />Continuous sample <br />52zo24)-4& <br />PLATE <br />RIKLEINFELDER <br />PROJECT NO. 24 —2029 —7 <br />COVE CONTRACTOR <br />BORING LOG LEGEND <br />STOCKTON, CALIFORNIA <br />M-1 2A