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z. w <br /> Pa W4 <br /> � ' I <br /> CENTERLINE _ <br /> 3 OF EASEMENT <br /> � 4 <br /> KA- <br /> I � <br /> I <br /> K "•z 1A3E \ ORIGINAL I <br /> + V EXCAVATION LIMIT <br /> 1 HA3 GMX-20 <br /> HA-1E.. <br /> 3C \ V <br /> HA-4C \\ I SITE <br /> J <br /> ..AB HA-SC <br /> �. ACCESS/ <br /> HA-1 ® WHA-8 ,-,.:HA-8B\ ' EGRESS <br /> HA4* <br /> HA-1 HA3 <br /> HA-1 GAO( 8 \ <br /> �I \� <br /> HA-08 I <br /> B S ROW AREA <br /> HAA <br /> T + <br /> I <br /> �\ 2 �HA-12C <br /> \� �p ilA�(Y8 / <br /> \\ � HA 1Y\Tl\ _\` <br /> HA-VS <br /> HA-13`-..\(: HA-13C I <br /> HA-140 <br /> o 20 40 <br /> FEET <br /> EXptanadon \ Notes: B(a)P=Benzo(a)pyrene <br /> oESL=Environmental Screening Level <br /> Ha-15® Approximate location of hand auger(May and July 2009) <br /> Blue color indicates sotl sample analyzed;below residential <br /> commerciaYindustrial ESLs for B(a� J� Proposed step-out hand auger <br /> g$ reen color indicates soil sample analyzed;above residential <br /> ,ESL,but below commercial/industrial ESLs for B(a)P <br /> a 8 Orange color indicates soil sample analyzed;above residential EXCAVATION PRE-CHARACTERIZATION <br /> m and commerical/Industrial ESLs B(a)P HAND AUGERS AND <br /> E <br /> a Red color indicates borings where refusal encountered at 4.0 PROPOSED ADDITIONAL STEP-OUTS <br /> feet below ground surface. 990 Beechnut Avenue <br /> Chevron Environmental Management Company <br /> Indicates areas where oily waste material noted in boring Tracy,California <br /> 3 <br /> g By: MG Date: 12/09/09 1 Project No. 6628.001 <br /> Indicates areas where asphaltic material noted In boring AM EC Geomat rix Figure 2 <br />