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Boring Numbers MW-5 HORIZON ENVIRONMENTAL INC. <br /> Job Number: 3001.11 <br /> Site Location: Discovery Chevrolet, Tracy, CA <br /> Drilling Company: Mitchell Drilling Environmental Drilling Method. 8—inch Hollow Stem Auger <br /> Drilled By: Scott Sampling Method: Split—Spoon Sampler <br /> Date Drilled: 04/03/97 Total Depth: 20 Feet <br /> Logged By: G. Barker Depth To Groundwater: 8.5 Feet <br /> L d d <br /> d <br /> C <br /> E ami a_ p o <br /> r <br /> % 7 <br /> V c <br /> z O ' a-2.E <br /> v d Soil <br /> Well <br /> Comments <br /> b �ac <br /> v, vo Description •y LConstructiona o <br /> E m CL <br /> (n 1L tJ a�C <br /> — a _ <br /> Asphalt W). <br /> 1 1 •• '. Casing Installation Data: <br /> 2 2 2—inch PVC <br /> 0.020—inch screen <br /> 3- <br /> 4— 4 <br /> f. <br /> 5 Ln <br /> 7 18 18 0 5 CLAY WRH SILT, dark brown, moderate to CH <br /> V) 13 high plasticity, moist, stiff. <br /> 6 6- <br /> 7— 7 — <br /> 9 <br /> 9 N 8 18 16 0 9 Wet. <br /> 8 — <br /> 10 10 <br /> 11 17 <br /> 12 12 -- -` — <br /> 13- <br /> 14— <br /> 3 14 14 <br /> 5 CLAYEY SAND, very fine— to fine—grained, Sc — <br /> 15 ti, 9 18 16 0 15 brown to tan, low to moderate plasticity, to — <br /> wet, medium donee. CH —_ <br /> 16 16 <br /> 17 17 <br /> =L <br /> 19- <br /> 19— CLAY WfrH SOME SAND. CN <br /> No sample recovered. — <br /> 20 20 — <br /> Total depth 20 feet bgs. <br /> 21 21- <br /> 22— 22- <br /> 23— 23- <br /> 24— 24- <br /> 25— 25- <br /> 25— 26 <br /> 27 27- <br /> 28— 28- <br /> 29 29- <br /> 301 <br /> Page 1 Of 1 <br />