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Env=onmental OG F BORING NO. PAGE ofd <br /> L 0 B--1 2 ...L � <br /> Science & PROJECT NO 02-531-001 DATE. 5/15/90 <br /> Engineexing, Inc <br /> 597 Center Avenue, Suite 350 CLIENT DELTA TRUCK SALES REF p_Ey <br /> Martinez, Cahforma 94553 SITE LOCATION STOCKTON, CA METHOD HOLLOW—STEM <br /> 415-372-3637 AUGER <br /> BORING LOCATION BY 2000 GAL <br /> o unleaded gasoline tank near fuel islands HOLE 01A. 7 INCHES o <br /> W �E ~ q J o DRILLER GREGG DRILLINGLU <br /> U <br /> z Q Q 3 I z CL n,;. LOGGED BY PAUL GRAFT <br /> EL CL in _ SUPERVISOR SUE WICKHAM, RG-3851 z <br /> i A � " DESCRIPTION <br /> d ASPHALT <br /> SP SAND, fine—grained, brown, very uniform, poorly graded, Q <br /> no odor, probably tank backfill <br /> Q <br /> . 17 IV <br /> 1 12 RING5 FT SP SILT, medium—brown, inose, very fine—grained, no odor, dry <br /> ML SILT, brown, loose, fairly dry, no odor <br /> i 0 <br /> I 10 RING <br /> 10 10 � 10 Fr ML As above, no odor <br /> iTOTAL DEFTH=10 FEET <br /> Boring back—filled with 3/8" bentonite hof* plug to surface <br /> COMMENTS <br /> ' Sampling Interval <br /> Sample sent to laboratory for analysis <br /> i <br /> i <br />