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BORING LOG <br /> Project No. Boring d Casing Diameter Logged By <br /> KE1-P91-0202 9" 2" W.W_ <br /> Project Name Unocal NVell Cover Elevation Date Drilled <br /> Lodi,Kettleman Lane 12/17/'91 <br /> Boring No. Drilling Hollow-stem Drilling Company <br /> h%'6 Method Auger West Hazmat <br /> Penetration G.V1'. Depth Strati- <br /> blows/6" level (feet) graphN Description <br /> Samples USCS <br /> Silt,estimated at 5 to l0S'a clay,highly micaceous,trace <br /> sand,moist to very moist,hard,light olive brown. <br /> 12/18/?5 70 <br /> Silt as above. <br /> ° Sandy gravel,well graded,rounded gravel,to <br /> ..., <br /> 17/50 GW -•>• 1-314"diameter,,saturated,very dense_ <br /> LJ <br /> 75 <br /> Silty clay,trace sand,moist,hard,yellowish brown and <br /> grayish brown mottled. <br /> CL <br /> Silty clay,estimated at 25 to 30% silt,trace sand,slightly <br /> 18/30/50-4" moist,hard,pale brown. <br /> 18/25/30 80 <br /> 85 <br /> i <br /> TOTAL DEPTH: 81' <br /> Page 4 of 4 <br />