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Environmental LOG OF BORING NO B-3 PAGE I of-J-- <br /> Science & PROJECT NO 02-531-001 DATE 5/14/90 <br /> Engineering, Inc <br /> CLIENT DELTA TRUCK SALES REF ELEV <br /> 597 Center Avenue. Suite 350 <br /> Martinez, Califorma 94553 SITE LOCATION STOCKTON, CA METHOD HOLLOW—STEM <br /> 415-372-3637 AUGER <br /> BORING LOCATION AROUND UNDERGROUND z <br /> z STORAGE TANKS }POLE DIA 7 INCHES o <br /> v r- a J 0 a DRILLER GREGG DRILLINGU <br /> Q J 3 Z13- wrZ LOGGED BY PAUL GRAFF <br /> W 0= O ¢ .g SUPERVISOR SUE WICKHAM, RG-3851 J <br /> m <br /> W CZ d. (n J� <br /> DESCRIPTION U <br /> 0 45_ ASPHALT, and base coarse gravel <br /> Q <br /> CL CLAY, black, moderately stiff, no odor17 <br /> / 0 <br /> IV- <br /> 5 ML v <br /> RING 0 SANDY SILT, medium—brown, loose, no odor, dry, some clay <br /> 12 . 4 5 fT closts, very fine—grained <br /> I � <br /> V <br /> i7 p <br /> 10 RING <br /> { 16 4 10 FT SM SILTY IV— <br /> SANp, os above but more sand, no odor <br /> { <br /> 0 <br /> f Q <br /> IV- <br /> 15 RING a 0 <br /> 16 3 15 FT ML SANDY SILT, similar to above but more fines <br /> V IV— <br /> li Q <br /> a <br /> 20 RING <br /> 22 3 20 ML SILT, similar to above but more fines, some clay <br /> TOTAL DEPTH=20 FEET <br /> Boring back—filled with 31T bentonite hole plug to surface <br /> COMMENTS <br /> Sampling Interval ' <br /> Sample sent to laboratory for analysis <br />