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Boring Numbers CB-1 HORIZON ENVIRONMENTAL INC <br /> Job Number 149411 <br /> Site Location Beacon #494, Stockton, CA <br /> Drilling Company Mitchell Drilling Environmental Drilling Method 8" 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 /> d C C <br /> CL O <br /> L d <br /> G <br /> C <br /> a — O <br /> a� z o ; g a So11 a Well Comments <br /> a n ; ; E:' Description v, w Construction <br /> E 0Fn <br /> s NC Ohm <br /> a <br /> 30 18 18 0 SILT, some clay, trace very fins—grained ML <br /> B1 1 34 61 sand, brown, low plasticity, very hard, dry <br /> m 37 <br /> U <br /> 62 62 <br /> 63 63 <br /> 64 64 <br /> 65 1 10 6W 50 0 65 <br /> cQ Total depth 65 feet bqs <br /> 6fi 68 <br /> 67 67- <br /> 68— 68- <br /> 69— 69- <br /> 70— 70- <br /> 71— 71- <br /> 72— 72- <br /> 73— 73- <br /> 74— 74- <br /> 75— 75- <br /> 76— 76- <br /> 77— 77- <br /> 78— 78- <br /> 79— 79 <br /> so so- <br /> 81- <br /> 82— <br /> 081 82 82- <br /> 83— 83 <br /> 84 84 <br /> 85 85- <br /> 86— 86- <br /> 87— 87— <br /> "s- <br /> 7ae 88 <br /> — <br /> 89— 89- <br /> 90 1 1 190 <br /> Page 3 Of 3 <br />