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1 <br /> K <br /> w u J x.yuxrT" sprt' 4. <br /> +SAY <br /> Boring& Casing Daimeter Logged By �'Ga <br /> }LEI-P 88-1013 9" 2" W W <br /> Project Name Unocal S/S #5098 Well Cover Elevation Date Drilled CJ <br /> 5606 Pacific Avenue,Stockton 5/20-21/92 <br />' Boring No. Drilling Hollow-stem Drilling Company <br /> MW 12 Method Auger Woodward Drilling Company <br /> Penetration G W. Depth Strati- <br /> blows/6" level (feet) graphy Description <br /> Samples USCS <br />' a <br /> 4 inch concrete sidewalk over sand and gravel base <br /> t <br /> CL/CH Clay,trace sand very stiff.moist,very dart, gray, trace <br /> Pores <br /> Silty clay,estimated at 157c silt,very stiff moist,brown to <br /> Yellowish brown,trace pores and rootlets <br /> CL _— <br /> 9/18/32 <br /> Silty clay,esiunated at 3517o silt with trace sand,hard, moist <br /> 10 dark ycUowish brown, trice pores. <br /> ----------gradational------.—.— — <br /> .7zz <br /> 8114/18 =__ <br /> 15 Clayey silt estimated at 35-40% silt,trace sand,very stiff t <br /> --_— hard moist mottled brown and grayish brown,trace eabche <br /> 1n voids, <br /> NIL <br /> ZZZ <br /> - - ___ — <br /> 13/16R2 Z*Z <br /> - - Clayey silt,estimated at 2010 clay with trace.sand,slightly <br /> 20 MMM micaceous, hard moist brown to dark yc,llowish brown <br />' Page <br />