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Gettler—Ryan. Inc. Log of Boring MW-21 <br /> PROJECT Former Unocal Service Station No 2859 LOCATION 1685 Pacific Avenue, Stockton, California <br /> w <br /> * m <br /> E 1'.- o (n <br /> LL Z L) J GEOLOGIC DESCRIPTION WELL DIAGRAM <br /> a En w -j <br /> 2^ n fl) r -j S C] <br /> CL a. a 4 <br /> 41 O O F x <br /> O d 07 U7 (0 L7 UI <br /> CL <br /> 2 7 100 MW-21-4p Color changes to brown (7 SYR 4/4), becomes hard, <br /> 85% clay, t0% silt, 5% very fine sand, <br /> 40 CL <br /> a " <br /> ti <br /> a v <br /> j <br /> N <br /> U <br /> 0 5 31 MW-21-45 Color changes to yellowish brown (10YR 5/4), becomes y <br /> damp, very stiff, low to medium plasticity. 90% clay, <br /> 45 10% silt, black striations in core <br /> 4 <br /> _ C <br /> _ 41 <br /> A <br /> 53 31 MW-21-50 Color changes to dark yellowish brown (10YR 4/4), <br /> becomes moist, low plasticity, 65% clay, 15% silt <br /> 50 { <br /> o b <br /> N C <br /> O ro <br /> 03 >100 MW-21-55 Becomes damp, 80% clay, 20% silt = m <br /> a — c <br /> 55 — <br /> o — <br /> ro — <br /> 301 >100 MW-21-60 Color changes to dark yellowish brown (IOYR 3/6), N — <br /> becomes hard -y- <br /> 60— <br /> 60 Bottom of boring at 60 feet bgs <br /> (* = converted to equivalent standard penetration n <br /> blows/foot) m <br /> U <br /> 65- <br /> 70- <br /> 175 l5 <br /> JOB NUMBER 240072 06 Page 2 of 2 <br />