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i <br /> 25 <br /> i <br /> 0 <br /> 0 25 ; <br /> mw-10 ,49-2 M—#1 APPRI[MMATE SCALE IN FEET <br /> LEGEND <br /> ELEVATION IN FEET APPROXIMATE LOCATION <br /> ABOVE MEAN OF FORMER TANK CAVITY (SEND IN SE00N) GROUND WATER MONITORING <br /> SEA Uva PEA qay" WELL SHOWING SEAL AND <br /> RACKRLL SLOTTING <br /> 0 <br /> SILTY CLAY SOIL BORING <br /> SILTY SWO <br /> mn s EN GEOLOGIC CONTACT <br /> NO—20 p SILTYcLAYTY sArlo ®_ STABILIZED GROUND WATER <br /> r �Z GRAVEUY SANG��— <br /> lY-y x �_ sar+o NOTAL PETROLEUM <br /> sLn s�xo ND N� SILTY CLAY 2� �H G HYDROCARBON <br /> ��-- N 12 TPH—D— CONCENTRATIONS <br /> _4.p —SAW —2 SILTY SANT) I SILTY SANG IN SOIL) <br /> 7 SAN TPH—G TOTAL PETROLEUM <br /> Z� �Z SILTY SATO HYDROCARBONS AS GASOLINE <br /> SAND <br /> —60 — ZL � �� _ IN PARTS PER MILLION (ppm) <br /> Z NO SAND <br /> _ TPH—D TOTAL PETROLEUM <br /> SNVO SAND SILTY SANQ IN HYDROCARBONS PERSMIWoi�S(ppm) <br /> NO NO SAND <br /> ND NOT DETECTED AT OR ABOVE <br /> —BO — REPORTED LABORATORY LIMITS <br /> --,� INFERRED GROUND WATER <br /> TABLE <br /> HYDROGEOLOGIC <br /> CROSS SECTION <br /> B-9' <br /> NOTE. <br /> HORIZONTAL SCALE IS DIFFERENT FRDM VERTICAL SCALE CALTRANS MAINTENANCE FACILITY <br /> 1664 SOUTH 8 STREET <br /> ALTON GEOSCIENCE STOCKTON, CALIFORNIA <br /> ARancho Cordova, California FIGURE 6 <br /> PROJECT NO 42—OOi4-00 <br /> 4214CSA8 <br /> 4/27/92 <br />