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Boring Number, MW-6 HORIZON ENVIRONMENTAL INC <br /> Job Number 141911 <br /> Site Location Beacon #419, Stockton, CA <br /> Drilling Company Mitchell Drilling Environmental Drilling Method Hollow Stem Auger <br /> Drilled By Scott, Jeff, & Chris Sampling Method Split—Spoon Sampler <br /> Date Drifted 05/07/96 Total Depth 71 5 Feet <br /> Logged By D Higgins Depth To Groundwater 57 Feet <br /> L <br /> D_ O G <br /> O :3o `' u a C O p <br /> Q� Z v a, a Z 5011 "n Well Comments <br /> rn E°: Description <br /> 3 m oy CD <br /> ' Construction <br /> O c a o u a NN� a <br /> E m a <br /> _ a <br /> Asphalt (6") over base coarse (4") <br /> 1 1 Casing Installation Data <br /> CLAYEY SILT, dark brown damp, slight <br /> 2 2 plasticity 2–Lnch PVC <br /> 0 020–inch screen <br /> 3- <br /> 4— <br /> 4 4 <br /> 5 <br /> in <br /> CD <br /> 22 CLAYEY SILT, orange brown with some <br /> 31: 50 12 12 0 fine–grained sand slight plasticity, dry ML <br /> fi :S 6 hard <br /> I + <br /> N <br /> 7 7 <br /> B 8 <br /> • <br /> 10 a 10 <br /> M <br /> 1 fi •` +•. <br /> 11 19 18 18 0 11 <br /> � 20 <br /> 12 1 12 <br /> 13 13 <br /> • :. <br /> 14 14 <br /> 15 n0 15 <br /> i 16 <br /> 16 20 18 18 0 16 •+ <br /> 20 S <br /> 17— N 17 + <br /> 18- <br /> 19- <br /> 20- <br /> 8 19 20 c 20 <br /> N <br /> 1 14 <br /> 21 v, 19 18 18 0 21 SAND WITH SILT AND CLAY, orange brown, SM <br /> 21 fine– to medium–grained damp dense , <br /> 22 vn 22 ` •. <br /> 23 23 <br /> 24 24 <br /> 25 25 <br /> 04 <br /> N <br /> 26 m 15 26 CLAYEY SILT, with some fine--grained sand <br /> 26 18 18 0 orange brown, slight plasticity, damp, ML +, Y <br /> 27 27 y <br /> 28 28 + <br /> 29 29- <br /> 30 <br /> 9 30 30 <br /> (Boring Continued On Next Page) Page 1 Of 3 <br />