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GEOLOGIC LEGEND <br /> GW Well—graded gravels, grovel—sand mixtures, little or <br /> o Z = no fines <br /> J <br /> 1"J Q • <br /> GRAVELS z • . • GP Poorly—graded gravels, gravel—sand mixtures <br /> more than 1/2 • <br /> of coarse fraction <br /> cn > No. 4 Sieve E GM Silty gravels, gravel—sand—silt mixtures <br /> 1 J mw <br /> U_ <br /> LU <br /> 0 a z GC Clayey gravels, gravel—sand—clay mixtures <br /> Z o .0 <br /> o SW well—graded sands, gravelly sands, little or no fines <br /> � ow .'10.'.q! <br /> Uj i <br /> w 1:Zo : <br /> (n SANDS ZIz SP Poorly—graded sands, gravelly sands, little or no fines <br /> ' ao more than 1/2 <br /> v of coarse fraction <br /> < No. 4 Sieve m�, SM Silty sands, sand—silt mixtures <br /> ¢w <br /> LdL . <br /> CL . SC Clayey sands, sand—clay mixtures <br /> UJIZ ML Inorganic silts and very fine sands, rock flour, silty or <br /> SILTS AND CLAYS clayey fine sands or clayey silts with slight plasticity <br /> 0 !0 Liquid limit < 50 <br /> Wcn CL Inorganic clays of low to medium plasticity, gravelly <br /> ' Z clays, sandy clays, silty clays, lean clays <br /> 1SYMBOL LEGEND: <br /> Cement Sample preserved for possible analysis <br /> Sand I Stabilized water level <br /> Bentonite Pellets 7 Groundwater level encountered during drilling <br /> ' Driven Interval of <br /> Soil Sample <br /> ' LEGEND TO BORING LOGS <br /> BP OIL SERVICE STATION NO. 11193: <br /> ' 3202 WEST HAMMER LANE <br /> STOCKTON, CALIFORNIA <br /> f PROJECT NO. 10-136 <br /> ' ALISTO ENGINEERING GROUP <br /> /+\ <br /> WALNUT CREEK, GLLJFORNtA <br /> V <br />