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f <br /> Boring& Casing Diameter Logged By <br /> tc <br /> El.p ss-lal3 7 <br /> Project Name Unocal S/S 05098 Well Cover Elevation Date Drilled <br /> 5506 Pacific Avenue,Stockton 418!92 <br /> Boring No. Drilling Hollow-stem Drilling Catapany <br /> I�iW13 Method Auger Woodward DnIhng Company <br /> Penetration G W. Depth Strati- <br /> blows/6" level {feet} graphy Description <br /> Simples USCS <br /> 0 <br /> Asphalt concrete over sand and grave!base <br /> CL./CH = Clay,trace sand,hard,moist,very dark gray,trace rootlets <br /> Silty clay,estimated at 20%silt,trace sand,hard,moist, <br /> 7M13 S _ very darkgray,trace roa{lets <br /> CL -=-- <br /> Silty clay,estunated at 2007c silt and 5-10`70 very fine sand. <br /> very stiff,moist,yellowish brown <br /> 9/19132 _zzz Silt with clay,estimated at 15-20`70 clay and 5% <br /> 10 ___ fine-grwried sand silt is fine-grained,slightly cUstic,hard, <br /> -_- moist,brown <br /> 7/16P- 15 __ Silly clay,estimated at 3517a elastic silt,clay is low <br /> - plasticity,hard moist,brown <br /> --------------------- <br /> z z <br /> o/14/46 ZIZZIZI Silty clay as above with [nice caliche,bard moist.brown <br /> CG v= Silty clay,estttnzted at 35r'o elastic silt,hard.most,brown <br /> pa,ze i of 4 <br /> 1049 <br />