Laserfiche WebLink
$' r t� [r"'!; �. [_�'� ['""'�' [�`� [�! [-� Com: r-1 r C""f`. [-1 <br /> RBCA SITE ASSESSMENT <br /> Tier 2 Worksheet B.1 <br /> Site Name:McDowell and Davis Towing, 1360 Escalon Site Location: Escalon San Joacii County.Completed B :Robert Fourt,CEG!CHG Date Completed: 1111512003 5 OF 9 <br /> TIER 2 EXPOSURE CONCENTRATION AND INTAKE CALCULATION <br /> i OQOR;AIfi EXPOSi1S(=,PIi`i}f�VlAl!5F1 =?._ s" yt° F��_W,_.aa�s �'.��,n ��{CHEGKED-)F;FA'�Ef�NAY1SllGltv�3„...re `af °mac. �.� �„y,��.s� �q�ia-_ .��•T4...«q'cai�:... ^- �,~�. ...: Y�° <br /> GROUNDWATER: Exposure Coneentmtim TOTAL PATHWAY INTAKE(mg1kgEa31 <br /> VAPOR INTRUSION TO BUILDINGS 1 1)Source Medium 2)NAF Value(m^31L.1 3)Exoosure Medium 4)Exposure MuttiDl9er 5)Average Daily Intake Rate fswn intake varus rtrom auaaurface <br /> Receptor !.door All:POE Conc.(mglm^3)(1J!(2) pR.EF.EDV(BWxAT) (mA31kg-day) (mg/kg-dey({3)x(4) 6groenrdwarer r.W -) <br /> Groundwater Conc. <br /> Constituents of Concern m or.sae Cammeraal on-Sae commercial O.-SA.Commercial OMSMe commercial Olrtiite nommer�ei <br /> Benzene 4.6E-3 1 6.2E+3 7.4 E-7 7.0E-2 5.2E-8 2.5E-6 <br /> Lth (benzene 4.0E-3 5.4E+3 7.4E-7 2.0E-1 1.4E-7 3.4E-4 <br /> Meth I t-But I Ether 1.0E-4 2.0E+4 5.0E-9 2.0E-1 9.7E-10 2.2E-4 <br /> Toluene 9.5E-3 5.9E+3 1.6E-6 2.0E-1 3-2E-7 6.0E-4 <br /> Xylene mixed isomers 8.8111 621 1.4E-6 2.0E-1 2.8E-7 1.3E-3 <br /> NOTE: ABS=Dermal absorption factor(dim) BW=Body weight(kg) EF=Exposure frequencey(dayslyr) POE=Point of exposure <br /> AF=Adherance factor(mglcm12) CF=Units conversion factor ET=Exposure time(hrslday) SA=Skin exposure area(cm"21day) <br /> AT=Averaging time(days) ED=Exposure duration(yrs) IR=Inhalation rale(m"31day) <br /> Software: GSI RBCASpreadsheet Serial:GA91-FFX-872 <br /> O Groundwater Services,Inc(GSI),1995-1997_All Rights Reserved_ Version 1 0 1 <br /> I <br /> I <br /> I <br /> I <br /> r <br /> J <br /> 1 <br />