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Boring Number VW-1, VW-2, VW-3 (B-5) <br /> Job Number: 1474.12 _4& HORIZON ENVIRONMENTAL INC. <br /> Site Location: Beacon #474, Stockton, CA <br /> Drilling Company: V & W Drilling Drilling Method: 10-inch Hollow Stem Auger <br /> Drilled By: Robert & Larry Sampling Method: Split-Spoon Sampler <br />' Date Drilled: 09/11/97 Total Depth: 66 Feet <br /> Logged By: L. Smith Depth To Groundwater: 66 feet <br /> 4 b � <br /> n ,,, � y d C C <br /> y � p 0 Chi C p U d <br /> C Z v p ) a ani Soil a v Well <br /> a m u cn Description 0 2 a Construction Comments <br /> c13 <br />' to 4-- a U VW-1 <br /> VW-3 Vw-2 <br /> Concrete (4'). <br /> 1 1 . . ••' Casing Installation Data: <br /> 2- <br /> 2— +. — — <br /> 3 3 . 2—inch PVC <br /> 0.020—inch screen <br /> 4 4 <br /> 5 5 <br /> • s: <br /> 5 CLAY, dark ! <br /> 6 � 15 18 18 0 gray. sliggfitly clomp, hard, CL <br /> 17 6 low to medium plasticity. <br /> 7 7-- <br /> 8- <br /> 10— <br /> 810 10 <br /> 0 7 <br /> 11 7 18 18 0 11 SILT, light gray, dry, stiff, low plasticity. ML <br /> 12 12 ' <br /> 4' � <br /> 13 13 , <br /> 1 14 14 <br /> 15 15 +., <br /> 1�1 18 18 o SANDY SILT, medium brown with 4ray <br /> 1 16 w 13 16 mottling, dry, very stiff, ]ow plasticity. _ <br /> 17 17 <br /> r <br /> 18 15 4 <br /> 19 19 <br /> 20 20 <br /> N 8 CLAYEY SILT, medium brown with gray '. <br /> 21 9 18 18 0 21 sand in fracture fillings, damp, very stiff. <br /> I <br /> 11 medium plastictiy. <br /> 22 22- <br /> 23 23 <br /> 24 24- <br /> 25— 25 <br /> N 13 <br /> 14 18 18 0 <br /> 26 <br /> 01 16 26 <br /> 27 27- <br /> 28—j <br /> 7 <br /> 28 28 <br /> 29 29 <br /> 30 30 <br /> (Boring Continued On Next Page) Page 1 Of 3 <br />