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r <br /> Environmental LOG OF BORING NO. B-3 PAGE ..1 of I <br /> Science & PROJECT NO 02-531-001 DATE 5/14/90 <br /> Engineering, Inc <br /> 597 Center Avenue, Suite 350 <br /> CLIENT DELTA TRUCK SALES REF �y <br /> Martinez, California 94553 SITE LOCATION STOCKTON. CA METHOD HOLLOW-STEM <br /> 415-372--3637 AUGER <br /> BORING LOCATION AROUND UNDERGROUND <br /> STORAGE TANKS HOLE DIA. 7 INCHES O <br /> S P DRILLER GREGG DRILLING U <br /> CL W' <br /> a p o Q ate. B LOGGED BY. PAUL GRAFF F- <br /> ExrA <br /> m a z <br /> (n SUPERVISOR. SUE WICKHAM, RG-3851 _j � <br /> � � O <br /> a " CESCRIPTiON <br />' p ASPHALT, and base coarse gravel 7 N7 <br />' CL CLAY, black, moderately stiff, no odor <br /> i <br /> i <br /> ML 0 <br /> 5 RING 0 SANDY SILT, medium—brown, loose, no odor, dry, some clay <br />' E 112 4 5 FT cleats, very fine—grained <br /> 16 4 10GFT SM SILTY SAND, as above but more sand, no odor <br /> i' +fi 0 <br /> • h 4 <br /> 15 i i 0 <br /> � i ( 16 3 RING ML SANDY SILT, similar to above but more fines <br /> II Q <br /> o <br /> 20 RING <br /> 22 3 20 ML SILT, skmtlar to above but more fnes, some clay <br /> ' TOTAL DEPTH-20 FEET <br /> Boring back-filled with 3/g' bentonite hole plug to surface <br /> ' COMMENTS <br /> ' Sampling Interval <br /> ' Sample sent to laboratory for analysis <br /> I <br />