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Gettler—Ryan. Inc. Log of Boring MW-21 <br /> • PROJECT Former Unocal Service Station No 2859 LOCATION 1665 Pacific Avenue, Stockton, California <br /> GR PROJECT NO 24007206 CASING ELEVATION <br /> DATE STARTED 03/04/02 WL (ft bgs) DATE TIME <br /> DATE FINISHED 03/04/02 WL (ft bgs) DATE TIME <br /> DRILLING METHOD 8 in Hollow Stem Auger TOTAL DEPTH 60 feet <br /> DRILLING COMPANY Woodward Drilling, Inc GEOLOGIST Sean O'Grady <br /> LU <br /> WELL DIAGRAM <br /> s LL z L a GEOLOGIC DESCRIPTION <br /> Q Fn U LU <br /> J 2 U <br /> CL d <br /> CL <br /> W w p J a a +r O <br /> CL CLAY (CL) - dark brown (1OYR 3/3), damp, hard, low <br /> to medium plasticity, 80% clay, 20%silt <br /> 5 0 >100 _ _ _ _ _ _ _ � � _ _ <br /> CLAY WITH SAND (CL} - light olive brown (2 5Y 5/4), <br /> damp, hard, low plasticity 65%clay, 25% very fine <br /> sand, t0% silt <br /> 31 44 MW-21-10 <br /> 101 <br /> CLAY (CL) - olive brown (2 5Y 413), most, very stiff, <br /> medium plasticity 90% clay, 10% silt <br /> 95 16 MW-21-15 <br /> a <br /> 15 a <br /> d <br /> R � <br /> W W <br /> b Dl <br /> y, U <br /> 2 1 33 MW-21-20 Color changes to dark olive gray (5Y 3/2), becomes c <br /> hard, low to medium plasticity <br /> 20 <br /> 3T 4 >100 MW-21-25 Color changes to olive brown (2 5Y 4/4), becomes <br /> 90% clay, 10% very fine sand <br /> 25 <br /> 4 6 >100 MW-21-30 Becomes medium plasticity, 90% clay, 10% silt <br /> 3a <br /> 71 9 MW-21-35 Color changes to dark yellowish brown (10YR 4/8), <br /> becomes stiff, low plasticity <br /> 35 <br /> JOB NUMBER 240072 06 Page I of 2 <br />