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Sorin N - <br /> Boring umber, CB 1 HORIZON ENVIRONMENTAL INC. <br /> Job Number 149411 <br /> Site Location Beacon #494, Stockton, CA <br /> Drilling Company Mitchell Drilling Environmental Drilling Method T Hollow Stem Auger <br /> Drilled By Bart Sampling Method Split—Spoon Sampler <br /> Date Drilled 06/12/95 Total Depth 65 Feet <br /> Logged By G Barker Depth To Groundwater <br /> v � <br /> ria m a c c <br /> 0 0 <br /> OV 6 <br /> nti z 0 © _ a Sod a 0 Well Comments <br /> IL- <br /> Description I"»% tion <br /> 4 0 m g v c p n E a Construction <br /> o m a L W V) �� SO- <br /> in <br /> (n U aC <br /> Asphalt, broken, underlain by 6 Inches <br /> 1 of gravel boserock. <br /> 18—degree angle boring under/ <br /> 2 2 between dispenser islands <br /> 3 <br /> 3- <br /> 4— 4 <br /> 5— 14 5 SILTY CLAY, dark brown, medium plostioity, <br /> U17 15 18 18 60 very stiff, slightly damp CL <br /> 6 g <br /> 7 7- <br /> 9- <br /> 0 <br /> 9 0 17 10 CLAY, some silt, dark brown to brown, <br /> 10 20 18 18 61 with some lenses of dark <br /> gray gravel, <br /> 11 m 23 11 medium plasticity, hard, dry <br /> • U <br /> 12 12 <br /> 13 13- <br /> 14— 14 <br /> n <br /> 15 I 27 18 18 59 15 CLAYEY SILT, trace very fine—grained �L <br /> 25 sand, brown, low plasticity, hard, dry <br /> 16 16 <br /> 17 17- <br /> 18- <br /> 19— <br /> 718 19 19 <br /> 0 <br /> 20 N 21 20 SILT, some clay and sand, very fine- <br /> 23 18 18 a grained, brown with dark brown mottling, <br /> 21 30 27 low plasticity, very hard, dry <br /> 22 22 <br /> 23 23- <br /> 24— 24 <br /> 25 N 22 129 1$ 18 0 25 SANDY SILT, very fine— to fine—grained, <br /> CObrown, no plasticity, very hard, dry <br /> 26 32 26 <br /> 27 27- <br /> 2S_ <br /> 728 28 <br /> 29 29 <br /> 30 30 <br /> (Boring Continued On Next Page) Page 1 Of 3 <br />