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I 11/07/96 1n:52 fP510 842 8570 CHEVRON U.S.A. 10015/031 <br /> I EA ENGINEERING, CLIENT u LOCATION45 E. HarqWaySCIENCEAND Chevron USA]STATION <br /> S 1918 Stockton,TECHNOLOGY,INC. otary ri LOG OF SOIL BORING: ftAW$ OD hallow stem auger and 21n. modified California Split spoonwith brass liners: C57:512268Coordinates: N 37 58' 02" WATER LEVEL 35.58 DRILL <br /> W 121 1740" TIME 4:00START FINISH <br /> Elevation top of casing: 12.63 It msl I TIME 14:00 TIME 16:10 <br /> DATE 1/25/89 <br /> i Casing below surface: 0.54 it REFERENCE T of C DATE 1/23/88 DATE 1/22/89 <br /> v <br /> ncnes o SURFACE 5 <br /> 6 8 j WELL DEPTH RAPHIC CONDITIONS Vacant lot with uneven, graded soil <br /> f <br /> o m O 2 DETAIL (Feet) LOG <br /> o m m ¢ DESCRIPTION by: Jan Stepek <br /> 16 0 <br /> 1 , <br /> ,l <br /> 2 Sandy clay, black,wet, no odor s <br /> 4 1 "¢ M <br /> Sandy silt to silty, fine Sand with depth, brown, wet, <br /> 5 Kk <br /> g .'';ay's`a� r� no odor <br /> 18 73 10 0 M t <br /> ,.a:•: ,.:.,.a;t. <br /> 7 <br /> m t y r+ <br /> Sx,k,ITI Y.fY' <br /> 9 <br /> Clayey silt, brown, wet, no odor <br /> g 10 <br /> 18 12 16 <br /> 0 <br /> 21 <br /> 11 <br /> i <br /> 12 <br /> 13 <br /> 14 � " <br /> 15 <br /> 18 12 6 0 Silt, brown,dry, no odor <br /> f 12 16 <br /> 17 i, 1 , t <br /> 19 <br /> 20 <br /> Page 1 of 2 <br /> f <br />