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LEGEND TO BORING LOG PROJECT NO. 42-0012 <br /> CALTRANS MAINTENANCE <br /> FACILITY <br /> 9604 SOUTH B STREET, <br /> S STOCKTON , CALIFORNIA <br /> GEOLOGIC LEGEND: <br /> GW Well-graded gravels, gravel-sand mixtures, little or no fine <br /> o` as4W• <br /> m5 <br /> GRAVELS W GP Poorly-graded gravels, gravel-sand mixtures <br /> J <br /> more than 112 of #" <br /> coarse fraction mWILL GM Silty gravels, gravel-sand-silt mixtures <br /> N a No. 4 Sieve <br /> 0 m e <br /> Z a w GC Clayey gravels, gravel-sand-clay mixtures <br /> SW Well-graded sands, gravelly sands, little or no fines <br /> W SANDS <br /> U) more than 112 of j 7"4J9 SP Poorly-graded sands, gravelly sands, little or no fines <br /> a <br /> coarse fraction <br /> p e No 4 Sieve SM Silty sands, sand-sift mixtures <br /> � m <br /> SC Clayey sands, sand-clay mixtures <br /> a <br /> Ml_ Inorganic silts and very fine sands, rock flour, silty or claye <br /> • SILTS AND CLAYS fine sands or clayey sifts with slight plasticity <br /> J Liquid limit <50 CI_ Inorganic clays of low to medium plasticity, gravelly clays, <br /> Nsandy clays, silty clays, lean clays <br /> p OL Organic salts and organic silty clays of low plasticity <br /> W <br /> Z <br /> R MH Inorganic silts, micaceous or diatomaceous line sand or <br /> a SILTS AND CLAYS silty soils <br /> W Liquid limit's 50 CH Inorganic clays of high plasticity, fat clays <br /> Z_ <br /> aL OH Organic clays of medium to high plasticity, organic sifts <br /> HIGHLY ORGANIC SOILS PE Peat, humus, swamp soils with high organic contents <br /> SYMBOL LEGEND. <br /> Portland Cement <br /> C1 #3 Monterey Sand S Stabilized water level <br /> Bentonite Pellets Ground water level encountered during dnliing <br /> ZSampling Interval <br /> Sample not recoverd ALTON <br /> AGEOSCIENCE <br /> "w Rancho Cordova.California <br />