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a7 <br /> ♦7 <br /> B O R I N G L O G <br /> Project No. Boring & Casing Diameter Lagged By <br /> KEI-P89-1104 9" 2" W.W. <br /> Project Name Unocal Well Head Elevation Date Drilled <br /> 7303 Pacific, Stocktn N/A 10/11/90 <br /> Boring No. Drilling Hollow-stem Drilling Company <br /> MW4 Method Auger West Hazmat <br /> Penetration G. W. Depth Strati- <br /> blows/6" level (feet) graphy Description <br /> Samples USCS <br /> Silt, with clay, as above. <br /> ML/ <br /> MH <br /> 65 Silt, trace clay, with fine-grained <br /> 20/24/28 sand, micaceous, saturated, hard, <br /> light brownish gray. <br /> t <br /> t>y.rr-Y <br /> 4Y <br /> Silty sand, trace clay, trace gravel <br /> 70 SMr7�' <br /> �` to 1/4" diameter, saturated <br /> light very <br /> dense, brownish <br /> light brownish gray. <br /> J f t'r <br /> Y ri}f. <br /> Silty sand, sand is very fine- to <br /> medium-grained, micaceous, saturated, <br /> very dense, light brownish gra <br /> 75 Y� <br /> 80 TOTAL DEPTH: 75 ' <br /> Page 4 of 4 <br />