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o ¢ o LOG OF BORM�AG No. B-1 <br /> W <br /> a w -o El 0 � <br /> }}a-CL m U) C (9 F OLU <br /> = DATE DRILLED: April 20,1958 EQUIPMENT: CME-65 <br /> F OZ O U g' CLU - OZpp Q Cl) <br /> y m W a ¢ z O o? "a cj DESCRIPTION: ELEVATION: <br /> 4• 4"asphalt pavement over sand and gravel base. <br /> COMPACTED FILL {?) <br /> .7� <br /> ( ) - brown, moist, very hard, no hydrocarbon <br /> 2s1so-s28/50-5!' o.0 SILT b <br /> 5 y I <br /> 0 odor. <br /> iU <br /> a <br /> 30/50-5" 0.0 10 4 GRAVELLY SILT(ML) -brown, moist, very hard, <br /> estimated 10% 114'diameter, rounded gravel, no <br /> - ) hydrocarbon odor. <br /> ALLUVIUM l�) <br /> a <br /> 21/25/38 o.o <br /> 15— <br /> SAN DY SILT(ML) - brown, very moist, hard, estimated G -16 <br /> 20%very tine to coarse-grained sand, no B -0.605 <br /> _ <br /> hydrocarbon odor. T c0=6 <br /> S E -0.605 <br /> G� C X co 605 <br /> EM -0.05 <br /> 20126!35 0.0 20 ( ) <br /> CLAYEY SILT ML -brown, moist, hard, estimated <br /> � <br /> 10%clay, trace sand, no hydrocarbon odor. <br /> m 9 <br /> W <br /> Cr <br /> Ol <br /> Cc <br /> C <br /> p <br /> n fl7 <br /> 9 <br /> 13116124 0.0 25 � CLAYEY SAND with SILT(SC)-brown, very moist, G -1.6 <br /> g dense, estimated 10%clay, 20-25%sift, very fine to B �. <br /> medium grained sand, no hydrocarbon odor. E Q0M <br /> 2x -6.005 <br /> cc M .0.05 <br /> 15!22/33 0.0 30 o SANDY SILT(ML)-brown,very moist, hard, estimated <br /> t 15-20%very fine grained sand,trace clay, no <br /> 2 hydrocarbon odor. <br /> o <br /> 08/10115 0.0 35 z As above except very stiff. <br /> a <br /> a <br /> THIS SUMMARY APPLIES ONLY AT THE LOCATION OF THIS BORING AND AT THE TIME OF DRILLING.SUBSURFACE CONDITIONS MAY DIFFER AT OTHER LOCATIONS AND MAY CHANGE AT THIS LOCATION WITH THE <br /> PASSAGE OF TIME.THE DATA PRESENTED IS A SIMPLIFICATION OF ACTUAL CONDITIONS ENCOUNTERED. <br /> PROJECT NO. <br /> THE Assessment of Former Underground Storage Tank 96-1113007.80 <br /> MARK Northern California Youth Correctional Center FIGURE NO. <br /> GROUP,INC. Stockton, California g-1 <br /> INFRASTRUCTURE&ENVIRONMENTAL ENGINEERING <br />