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Environmental LOG OF BORING NO. B--10 RAGE —t- of-2— <br /> Science <br /> ftScience & PROJECT NO 02-531-001 DATE 5/15/90 <br /> Engineering, Inc <br /> CLIENT DELTA TRUCK SALES REF ELEV <br /> 597 Center Avenue, Suite 350 <br /> Martinez, California 94553 SITE LOCATION STOCKTON, CA METHOD HOLLOW-STEM <br /> 415-372-3637 AUGER <br /> BORING LOCATION AROUND UNDERGROUND z <br /> STORAGE TANKS HOLE DIA 7 INCHES O <br /> ~ cL Ld N a DRILLER GREGG DRILLING U <br /> CL <br /> O O C a 0 B[Z LOGGED BY PAUL GRAFF <br /> w m a V) z 5 SUPERVISOR SUE WICKHAM. RG-3851 _j M <br /> � " DESCRIPTION <br /> vvvvvavvv CEMENT <br /> CLAY, black, moderately stiff, odor 70 <br /> V <br /> 0 <br /> Q <br /> 5 RING <br /> 24 28 5 FT ML SILT, medium brown, loose, slight odor, some clay <br /> 0 <br /> Q <br /> Q <br /> 10 25 50 RING ® ML As above, slight odor <br /> V IV- <br /> 10 FT N7 <br /> — Q IV <br /> 0 <br /> 15 RING ® 0 <br /> 23 58 15 FT ML As above, slight odor <br /> 0 <br /> V <br /> 0 <br /> 20-113 98Jkl RING 0 <br /> 20 Fi <br /> SP SAND, medium grained, poorly graded, damp, slight odor, loose 7 Q <br /> ML SILT, loose, no odor, dry 0 <br /> 0 <br /> 25 <br /> 20 RING 24 25 FrML CLAYEY SILT, as above, but more clay, dense, slightly damp <br /> ML SILT, as above but drier, less clay less dense <br /> COMMENTS <br /> Sampling Interval Q <br /> Sample sent to laboratory for analysis <br />