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.f <br /> B O R I N G L 0 G <br /> Project No. Boring & Casing Diameter Logged By <br /> KEI-P89-1104 9" 2" W.W. <br /> Project Name Unocal Well Head Elevation Date Drilled <br /> 7303 Pacific, Stocktn N/A 10/12/90 <br /> Boring No. Drilling Hollow-stem Drilling Company <br /> MW3 Method Auger West Hazmat <br /> Penetration G. W. Depth strati- <br /> blows/6" level (feet) graphy Description <br /> Samples USCS <br /> GP <br /> 25 Pea gravel, backfill, as above. <br /> ML/ <br /> MH Silt, trace very fine sand, slightly <br /> micaceous, moist, hard, olive. <br /> 30 _ <br /> 11/25/27» <br /> Sand, trace silt, sand is fine- to <br /> medium-grained, moist, very dense, <br /> SP light brownish gray. <br /> �w <br /> SW Gravelly sand interbedded with 3-inch <br /> 35 with �� - silt lenses, gravelly sand is well <br /> �T <br /> 3/11/17 ML graded with gravel to 3/8" diameter; <br /> moist, dense, olive brown; silt has <br /> fine sand, moist, very stiff, olive. <br /> t www <br /> µr <br /> Silty clay, trace organic matter, <br /> ACL/ trace caliche, moist, hard, light <br /> • 11 40 CH olive brown. <br /> Page 2 of 4 <br />