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�� ■ter �� �r v � �� �� �� �■ �� � �� 11� �� � �� s <br /> i • i <br /> RBCA Tool Kit far Chemical Releases,Version 1.3 <br /> I <br /> RBCA SITE ASSESSMENT <br /> I <br /> 1 OF 7 <br /> TIER 1 EXPOSURE CONCENTRATION AND INTAKE CALCULATION <br /> OUTDOOR AIR EXPOSURE PATHWAYS . <br /> 0 (GFIECKED IF,P..ATHWAY IS;ACTIVE) <br /> SURFACE SOILS(0-33 f1): <br /> VAPOR AND OUST INHALATION 1)Source Medium 2)NAF Value(m^3lkg) 3)Exposure Medium <br /> Receptor Outdoor Air: POE Conc. (mg)m13) (1)!(2) <br /> On-site(oft) Off-site 1 Off-site 2 Off-site 1 Off-site 2 <br /> Soil Conc. (0 ft) (0 ft) On-site(6 ft} <br /> {o ft} {o ft} <br /> (mg/kg) Construction Construction <br /> Constituents Of Concern None NA NA None NA NA <br /> Worker <br /> Worker <br /> Benzene 0.C)t+0 _ <br /> Toluene O.OE+O <br /> Ethyl benzene _ 0.0E+4 - <br /> Xylene (mixed isomers) _ O.OE+O -- <br /> Methyl t-But I ether O.OE+O - <br /> NOTE: NAF=Natural attenuation factor POE=Point of exposure <br /> Site Name:Ganepa's Car Wash Date Completed:S-Oct-02 <br /> Site Location: Pacific Ave.,Stockton Job 1D; 1707 <br /> Completed By: LHM <br /> I <br />