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Boring Numbers, MW-8 HORIZON ENVIRONMENTAL INC. <br /> Job Number: 1474.12 <br /> Site Location: Beacon #474, Stockton, CA <br /> Drilling Company: V & W Drilling Drilling Method: 10-inch Hollow Stem Auger <br /> Drilled By: Robert & Greg Sampling Method: Split-Spoon Sampler <br /> Date Drilled: 09/11/97 Total Depth: 76 Feet <br /> Logged By: L. Smith Depth To Groundwater: 66 feet <br /> ` 0 a C c <br /> °� Ca o <br /> a c y m o <br /> t � 3 � V a C G Q 0•U y <br /> CLU_ z U o u a 'Q Z Soil -a; Well Comments <br /> Description u, ° v Construction <br /> C a O L N u O C U] Q <br /> E m u m oc In v <br /> ' tn _ = o U <br /> FL <br /> Concrete <br /> 1 1 <br /> . • . `. •'• Casing installation Data: <br /> 2 2 4–inch PVC <br /> 0.020–inch screen <br /> 3- <br /> 4- <br /> 5— <br /> 4 5 5 <br /> n 11 SILTY CLAY, dark brown, moist, hard, <br /> 6 a is 18 18 0 6 low to medium plasticity. CL +: ' <br /> 7 7- <br /> 8— 8- <br /> 9— <br /> •� <br /> •:A. <br /> 10 10 <br /> 0 10 SILT, light gray to brown, dry. very MIL <br /> 11 I 12 18 18 0 11 sEiff, low plasticity. <br /> V, 16 <br /> 12 12 <br /> 13 13 <br /> 14 14 <br /> 15 15 <br /> L 10 SANDY SILT, light brown, dry, very stiff, <br /> ' 15 N 13 18 18 0 16 low plasticity. <br /> 17 17- <br /> 18- <br /> 19— <br /> 7 18 19 19 •' ; <br /> f•- <br /> 20 20 <br /> ' 21 1 0 14 <br /> 13 18 18 0 21 With root casts, filled with calcite. Y' •. '., <br /> 22 22- <br /> 23— <br /> 2 23 23 •._ <br /> 24 24- <br /> 25— <br /> 4 25 25 v• ''j <br /> ' N 9 SILT, dark brown with block mottling, , <br /> 26 t1 115 7 18 18 0 26 dry. hard, low plasticity. `. <br /> ;'r• <br /> 27 27 <br /> 2828 ., <br /> 2s <br /> 29- <br /> 30 <br /> 9 30 30 <br /> {Boring Continued On Next Page} Page 1 Of 3 <br />