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9 <br /> 5 <br /> i 1 <br /> 1 � <br /> 1 <br /> i <br /> i 1 <br /> e I <br /> LEGEND 1 1 f <br /> M FINAL EXCAVATION CONFIRMATION SOIL SAMPLE(SAIC,10-06) <br /> 1 + <br /> 1 + <br /> -- - -- FORMER PIPELINES-APPROXIMATE LOCATION f <br /> PROPERTY BOUNDARY <br /> 1 1 <br /> ------------ ------ PROPOSED DEVELOPMENT <br /> —— ———-------PARCEL BOUNDARIES <br /> GAS LINE f <br /> EXCAVATION FOOTPRINT f <br /> 1 <br /> 1 / <br /> 25-- TPHc CONCENTRATION CONTOUR I <br /> DASHED WHEREINFERRED ; f <br /> (41) TPHc CONCENTRATIONS ARE IN ) <br /> MILLIGRAMS PER KILOGRAM(mg/kg) <br /> NOTES: f �, <br /> s FBG-FEET BELOW GROUND <br /> • TPHc-TOTAL PETROLEUM HYDROCARBONS AS CRUDE OIL ; f <br /> SOIL TPHc CONCENTRATIONS SHOWN ONLY FOR BORINGS <br /> WHERE DETECTED ABOVE REPORTING LIMIT OF 25 mglka I <br /> L 1 <br /> I I <br /> 1 1 /1 1 <br /> 1 ; <br /> 1 <br /> 1� ,EX17-18- WN22-12' <br /> 250 'a 1(560) <br /> '25' f <br /> i <br /> 4 ' <br /> AREA 11 <br /> 25 <br /> f %EX17-18SWN12-12' ' f <br /> f ' <br /> .. (74) <br /> 1 ; <br /> � � I <br /> I 1 e <br /> 1 I 1 <br /> 1 i <br /> , 1 <br /> i f ,25, <br /> 250 1E�Xr18 Sws1Q-12' <br /> I ,=.(26o)f <br /> I i i i <br /> f i <br /> 5� EX17-18SW-SD-12' <br /> d.d 1f <br /> f \- (40) 1 1 ! <br /> 7t I i I f <br /> i I <br /> f1 1 f <br /> 251EX17-18-SW-S2`12' I f <br /> i I <br /> f1 1 <br /> 0 40 8011 ; <br /> f f { <br /> 1 I <br /> 1 <br /> 1 1 <br /> 1 1 <br /> I ' <br /> / <br /> figure 11 <br /> TPHc CONCENTRATIONS IN SOIL 5-15 FBG <br /> CALIFORNIA AREA 11, NEIGHBORHOOD C AND D <br /> �/ y}� j FORMER SHELL CENTRAL VALLEY CRUDE OIL PIPELINES <br /> ' r�J SOURCM SAIC,0871 t12008 AND SAN JOAQUIN COUNTY ASSESSOR'S MAP BIC200d5. Tracy C <br /> MONITORING WELL LOCATIONS MW-2 THRU MW I6 AND SOIL VAPOR PROBE alifornia <br /> 6) <br /> LOCATON SVP-1 BASED ON MID COAST ENGINEERING SURVEY DATE=D 102BK19. <br /> 80222.-55(011)GN-WA011 DEC 1412010 <br />