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Boring Number, MW-9 OftHORIZON ENVIRONMENTAL INC <br /> Job Number 1419 12 <br /> Site Location Beacon #419, Stockton, CA <br /> Drilling Company V & W Drilling Drilling Method 10—inch Hollow Stem Auger <br /> Drilled By Robert, Larry & Randy Sampling Method Split—Spoon Sampler <br /> Date Drilled 09/23/98 Total Depth 66 5 Feet <br /> Logged By L Smith Depth To Groundwater 48 Feet <br /> CLCL <br /> a m d 0 0 <br /> »+ E > > c +• <br /> 3 3 c o 5v puv <br /> ;ice v a a Soil '?a V Well Comments <br /> o c £ m Eo Description 2 Construction <br /> m z to v Q <br /> - o- <br />' 31— '� 142B 18 S8 0 31 SANDY SILT, reddish brown, moist, very ML . • Casing Installation Data <br /> 36 hard low plasticity no odor <br /> 32 32 4-inch PVC <br />' •`• 0 020--inch screen <br /> 33 33 <br /> 34 34 • <br />' 35 35 •-, o <br /> 36 'o 12 18 16 18 36 SAND One- to medium-grained grayish SP <br /> 12 brown moist medium dense slight odor • <br /> 37 37 <br />' 38 38 • + <br /> 39 39- <br /> 40. <br /> 940 401 <br /> 41 i2 18 18 42 SANDY SILT brownish gray, moist, very ML <br /> v12 stiff, low plasticity slight odor — <br />' 42 42 — <br /> 43 43 <br /> 44 44 <br />' 45 45 - <br /> 46 v 13 46 CLAYEY SILT with sand lenses, yellowish <br /> 14 18 18 88 brown and light gray, very moist, hard, — <br />' rn SB medium plasticity, slight odor = <br /> 47 47 <br /> 48 48- <br /> 49— <br /> 8 49 49- <br /> 50 <br /> 9 50 50 <br /> 51 m 17 51 SILTY SAND, grayish brown wet, dense, <br />' I 18 18 18 80 v' 19 slight ht odor SM = <br /> 52 52 <br /> 53- 53 <br />' 54 54- <br /> 55— <br /> 4 55 55 — <br /> 33 <br /> SAND, fine- to coarse-grained wet, SK' <br /> 56 v) 50 12 12 13 56 very dense odor = <br /> 57 57 <br /> 511 58 <br /> 59 59 <br /> 60 60 <br />' (Boring Continued On Next Page) Page 2 Of 3 <br />