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Boring Number, B-1 HORIZON ENVIRONMENTAL INC. <br /> Job Number: 1474.11 <br /> Site Location: Beacon #474, Stockton, CA -..- <br /> Drilling Company: Mitchell Drilling Environmental Drilling Method: Hollow Stem Auger <br /> Drilled By: Scott, Chris, & Jeff Sampling Method: Split—Spoon Sampler <br /> Date Drilled: 05/08/86 Total Depth: 46.5 Feet <br /> Logged By: D. Higgins Depth To Groundwater: <br /> m m <br /> E > ' ` v'— <br /> o <br /> av 0a� — Soil 2 o <br /> well Comments <br /> m 0 <br /> „ w 16 B Description y ° ,�', Construction <br /> O C CL <br /> E m L p m <br /> U <br /> U) C C <br /> d <br /> Asphalt (4"). <br /> 1 1CL4YEY SILT, dark brawn, slight plasticity, N/A Boring bockfilled with neat <br /> cement to surface grade. <br /> moist. <br /> 2 2 <br /> 3 3 <br /> 4 4 <br /> 5 5 <br /> fi 12 18 1B 0 6 CLAYEY SILT, some fine—grained sand, ML <br /> mj 15 orange brown, slight plasticity, very stiff. <br /> 7 y 7 <br /> 8 8 <br /> 9 9 <br /> 10 10 <br /> v <br /> j 14 <br /> 11 m 15 18 18 0 11 <br /> 1 20 <br /> 12 u, 12 <br /> 13 13 <br /> 14 14 <br /> 15 15 <br /> Ln <br /> 161 <br /> 15 16 <br /> p 15 18 18 0 1 22 <br /> 17 (n 17 <br /> t8 18 <br /> 19 19 <br /> 20 20 <br /> N <br /> 217 1 1 21 <br /> .- 17 18 18 a <br /> m 20 <br /> 22 N 22 <br /> 23 23 <br /> 24 24 <br /> 25 25 <br /> N <br /> cl 16 <br /> 26 r 19 18 18 0 26 <br /> m 22 <br /> 27 m 27 <br /> 29 28 <br /> 2g29 <br /> 30 30 <br /> (Baring Continued On Next Page) Page 1 Of 2 <br />