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i <br /> r _ Ennronmental LOG OF BORING NO B--5 PAGE ..L oft <br /> Science &to ig PROJECT NO 02-531-001 <br /> Engtneermg, Inc DATE 5/14/90 <br /> 597 Center Avenue, Suite 350 CLIENT DELTA 'TRUCK SALES REF ELEy <br /> Martinez, California 94553 SITE LOCATION STOCKTON, CA METHOD.HOLLOW—STEIN <br /> 415-372--3837 AUGER <br /> BORING LOCATION NEAR TANKS <br /> z HOLE DIA. 7 INCHES O <br /> CL N` DRIW=R. GREGG ORIWNG 0 <br /> Q Q ¢w w LOGGED BY PAUL GRAFF Ir <br /> CL m CL Cn i`n SUPERVISOR. SUE WICKHAM, RG-3851 <br /> f g ._''1 z <br /> ! " DESCRIPTION <br /> ia ..,,,..,. CEMENT <br /> CL CLAY, black, moderately stiff, slight odor 0 <br /> I <br /> 0 <br /> ktL <br /> 5 10 2 RING 0 SANDY SILT, medium—brown, loose, dry, no odor, poorly graded, V <br />' 5 FT same clay clasts <br /> i <br />'j <br /> 0 <br /> 0 <br />' <br /> 10 t3 3 RING ® SM SILTY SAND, as above but more very fine--grained sand, no 0 <br /> 10 FT odor <br /> IV <br />' 0 <br />' 1S <br /> 24 2 RING Fr <br /> ML CLAYEY SILT, medium—brawn, moderately stiff, no sand, no odor 0 <br /> I <br /> Q <br /> 20 SW <br /> 20 2 RING ® SAND, fine— to medium—grained, some gravel, brown, no odor, <br /> 20 FT SW loose <br /> TOTAL DEPTH=20 FEET <br />' Sonng back—filled with 3/8" bentonite hole plug to surface <br />' COMMENTS <br /> Sampling Interval <br /> ]� Sample sent to laboratory for analysis <br />