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B-1 EXPLANATION <br /> Expanded Aa Of Remedial a Soil Boring/Monitoring Well <br /> Coverage If We ell <br /> VW-2 And <br /> VW-10 Are Utilized MW-7 <br /> Soil Boring/Monitoring Well <br /> V-10 Soil Boring/Vapor—Extraction Well <br /> AS-1 Sparge Well <br /> B-10/VW-5 ¢ MS-1 Sparge Monitoring Point <br /> / AS-3 Proposed Location Of Additional <br /> B-4 VW— v Sparge Well <br /> ao STATION —1 <br /> a <br /> BUILDING 00 VW-12 Proposed Location Of Additional <br /> x Deep Vapor—Extraction Wells <br /> MS-4 Proposed Location Of Additional <br />' Sparge Monitoring Point <br /> n M Estimated Vapor—Extra Ctlon Radius <br /> Of Influence <br /> Q ISLA <br /> O Estimated Sparge Radius Of <br /> D Influence <br /> D <br /> 1 CD X 0 Estimated Limits <br /> TPHg InD ep al <br /> Vadose Zone <br /> 8-15/VW 0 Capillary Fringe Sod (40-61 Feet <br /> —12/VW-7 Below Surface Grade) Concentrations <br /> (A +8-13/VW-8B-10 VW-11 $-11/VW-6 >100 ppm <br /> Z7 <br /> fTlr------------ ———— --------� <br />' B-16/MW-5 <br /> C Tank Cavity I <br /> rn I 1 <br /> B-7/VW— B-5iVW-3 t-- —3 <br /> _ __—^—-- <br /> _ � B-6/MW-2 <br /> � I W I �MS-4 <br /> 1ti <br /> — � * � <br /> B-17 MS-2 MS-3 AS-2 I � I <br />� B-2/MW-1 VW-12 <br /> + I <br /> __.-------� <br /> MS-1 B-3/VW--1 <br /> B-14/VW-9 <br /> r ACK OF WALK <br /> DRIVEWAY 8-21/MW-6* <br /> N <br /> I <br /> i <br /> HAMMER LANE <br /> 15 7.5 0 15 30 <br /> Source- Map modified from reap provided Approximate Scale (feet) <br /> by Tam 0. Morrow Inc <br /> AIR SPARGE/VAPOR-EXTRACTION WELL LAYOUT PLATE <br /> �AWAM�� FOR SOIL 40 TO 60 FEET BELOW GRADE <br /> ARCO Service Station No. 2130 6 <br /> 7906 North EI Dorado Street <br /> PROJECT NO. 30003 0003G22A <br /> FILE Stockton, Calif ornla <br />