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I <br /> Environmental LOG OF 80RING NO. B--1 1 PAGE Z of_Z- <br /> Science & PROJECT NO 02-531-001 DATE. 5/15/90 <br /> Engineering, Inc. <br /> 597 Center Avenue, State 350 <br /> CLIENT DELTA TRUCK SALES REF ELEV <br /> 1 Martinez, California 94553 SITE LOCATION STOCKTON, CA METHOD HOLLOW—STEM <br /> 415-372-3637 AUGER <br /> BORING LOCATION AROUND UNDERGROUND <br /> Z STORAGE TANKS HOLE DIA 7 INCHES O <br /> .~U_. LLJ CL <br /> ©� 5P DRILLER. GREGG DRILLING <br /> LILJ <br /> Q O 3 Z o_ , LOGGED BY PAUL GRAFF <br /> M o- rn Uj <br /> � Q� a 5 SUPERVISOR SUE WICKHAM, RG-3851 _j Z <br /> in � " DESCRIPTION <br />' 30 <br /> 42564 <br /> RING ® ML SILT( CLAY OR CLAYEY SILT, as above, but more clay, slightly <br /> 30 FTdry, not very plastic, moderately stiff 0 <br /> 0 <br />' ML SILT, less clay than above, drier 0 <br /> IV- <br /> 35 L2678 35GFr ML SILT, as above, faint odor r <br /> IVQ <br /> V IV <br /> Q <br /> RING 0 IV0 <br /> 16 176 40 Fr IAL As above, some odor <br /> IV <br /> IV <br /> 45 RING ® Q <br /> 45 <br /> 50 g2 FT4 <br /> ML CLAYEY SILT, as above, but more clay, alar <br /> i <br /> 1 <br /> Q <br /> 50 RING 0 ' <br /> 25 42 50 ML As above, drier, some gray matter, no odor <br />' TOTAL. DEPTH=50 FEET <br /> Boring back—filled with 3/8 in bentonite hole plug to surface <br /> ' COMMENTS <br /> ' Sampling Interval <br /> ' Sample sent to labratory for analysis <br />