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"r <br /> a ' <br /> Environmental LOG OF BORING NO. B-9 PAGE L of_L <br /> Science k <br /> � Engineering, Inc. PROJECT NO:02-531-001 DATE;5/15/90 <br /> 597 Center Avenue, Suite 350 <br /> CLIENT. DELTA TRUCK SALES REF. ELEV. <br /> Martinez, California 94553 SITE LOCATION: STOCKTON. CA METHOD.HOLLOW-STEM <br /> $ 415-372--3637 AUGER <br /> ' BORING LOCATION:AROUND UNDERGROUND <br /> ^ STORAGE TANKS Z <br /> � g 1 zo HOLE DIA; 7 INCHES o <br /> F- <br /> EL J w W DRILLER;GREGG DRILLING <br /> Q O �Q u 0 2 LOGGED BY:PAUL GRAFF <br /> a <br /> E Q m ¢ to FES SUPERVISOR. SUE WICKHAM. RG-3851 Z <br /> DESCRIPTION 'Lei <br /> •,,,••••• CEMENT <br /> CLAY, dark gray-black, damp, odor, moderately plastic, Q <br /> modertety stiff <br /> V <br /> 5 10 09 RS ML CLAYEY SILT, dark gray, odor, modertely dense, poorly graded <br /> ML SILT, med um brown, odor, less clay than above <br /> IV <br /> ML SILT, as above <br /> 10 1RING A <br /> 6 94 Q <br /> 10 FT <br /> is <br /> IV <br /> Q <br /> 15 RING O Q <br /> 15 82 15 ML SILT, as above, perhaps more clay <br /> V <br /> V <br /> I ML CLAYEY SILT, as above with some cloy Q <br /> I <br /> 20 RING <br /> 16 93 20 FT ML As above Q <br /> s� <br /> ML SILT, less clay than above, dry, odor, loose <br /> { <br /> 25 - - - - -- -;- - RING � _ v <br /> s~+ 22 132 25 IT ML As above, odor :7 <br /> e� <br /> COMMENTS' 0 <br /> Sa ipling Interval <br /> Somple sent to laboratory,for analysis <br />