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__6 0 RBCA TIER 1/TIER 2 EVALUATION Output Table 1 Site Name- Formeer Regal 603 Job Identification Regal 603 Software. GSI RBCA Spreadsheet Site Location:6425 Pacific Aenue,Slockton,Dale Completed: 7110198 Version. 1.0.1 Compieled By: Roy Butler NOTE:values which differ from Tier 1 default values are shown in bold italics and underlined. Exposure Residential Commercial/Industrial Surface Parameter Definition Units Adult (1-Gyrs) 1-16 yrs) Chronic Constrctn Parameters Definition Units Residential Constrctn ,G ATc Averaging time for carcinogens(yr) 10 A Contaminated sail area(cmA2) 3.2E+06 1 06 UE+O6 ATn Averaging time for non-carcinogens(yr) 30 6 16 25 1 W Length of affect.soil parallel to wind(cm) 2.5E+03 1.0E+03 BW Body Weight(kg) 70 15 35 70 W.gw Length of affect.soil parallel to groundwater(an 2, + ED Exposure Duration(yr) 30 6 16 25 1 Uair Ambient air velocity in mixing zone(amts) 2.3E+02 t Averaging time for vapor flux(yr) 30 25 1 della Air mixing zone height(cm) 2.0E+02 EF Exposure Frequency(days/yr) 350 250 180 Lss Thickness of affected surface soils(cm) I,OE+02 EF.Derm Exposure Frequency for dermal exposure 350 250 Pe Particulate areal emission rate(&MA2ls) 6.9E-14 IRgw Ingestion Rate of water(t.lday) 2 1 IRs Ingestion Rate of Soil(mg/day) too 200 50 100 IRadJ Adjusted soiling.rate(mg-yrAcg-dE 1.1E+02 9.4E+01 Groundwater Definttlon Units Value IRa.in inhalation rate indoor(mA31day) 15 20 delta.gw Groundwater mixing zone depth(cm) 2.0E+02 IRa.atrl Inhalation rate outdoor(mA3/day) 20 20 10 1 Groundwater infiltration rate(cm/yr) 3.0E+01 SA Skin surface area(dermal)(cm12) 5 BE+03 2.0E+03 5.8E+03 5,8E+03 Ugw Groundwater Darcy velocity(cmtyr) 4.V_+ SA24 Adjusted dermal area(cm62-yF&g) 2 1E+03 1.7E+03 Ugw.tr Groundwater seepage velocity(cm/yr) 1.5E+03 M Sod to Skin adherence factor 1 Ks Saturated hydraulic conduclivity(anls) 4.8E-03 AAPS Age adIpstmern an soil ingestion rALSE FALSE grad Groundwater gradient(cm/cm) 3.DE-03 AAFd Age adjustment on skin surface area FALSE FALSE Sw Width of groundwater source zone(cm) 3.0E+03 tax Use EPA tox data for air(or PEL based)? TRUE Sd Depth of groundwater source zone(cm) 3,0E+02 gwMCL? Use MCL as exposure limit in groundwater? FALSE phi.eff Effective porosity in water-bearing unit 3,0E-01 foc sat Fraction organic carbon in water-bearing unit 1.0E-03 BIO? Is bioatienuation considered? TRUE BC Biodegradation Capacity(mgfL) 2.8E+01 Matrix of Exposed Persons to Residential CommerciatAndustrial Co eta Exposure Pathways Chronic Constrctn Soil Definition Units Value Outdoor Air Pathways- he Capillary zone thickness(cm) 4.19±01 SS.v Volatiles and Particulates from Surface Soils FALSE FALSE FALSE by Vadose zone thickness(cm) 9.IE+02 S.v Volatilization from Subsurface Soils TRUE TRUE rho Soil density(g/rmA3) 1.7 GW.v Volatilization from Groundwater FALSE TRUE foc Fraction of organic carbon in vadase zone 0.01 Indoor Air Pathways: phi Soil porosity in vadose zone 0.38 S.b Vapors from Subsurface Soils FALSE FALSE Lgw Depth to groundwater(cm) 9•8E+9 GW.b Vapors from Groundwater FALSE FALSE Ls Depth to tap of affected subsurface soil(cm) 1.2E+g3 Soli Pathways: Lsubs Thickness of affected subsurface soils(cm) 7.6E+U2 SS.d Direct Ingestion and Dermal Contact FALSE FALSE FALSE pH Soillgroundwater pH 6.5 capillary vadose foundation Groundwater Pathways: GWJ Groundwater Ingestion TRUE TRUE phi.w Volumetric water content 0.342 0.12 0,12 SJ Leaching to Groundwater from all Soils TRUE TRUE phi,a Volumetric air content 0,038 0.26 0,26 Building Definition Units Residential Commercial Lb Building volumelarea ratio(cm) 2.0E+02 3.0E+02 Matrix of Receptor Distance Residential Commerciallindustrial ER Building air exchange rate(sA-1) 1.4E-04 2.3E-04 and Location On-or Off-Site Distance On-Site Distance On-Site Luk Foundation crack thickness(cm) 1.5E+01 GW Groundwater receptor(cm) 9,1E+04 FALSE TRUE eta Foundation crack fraction 0,01 S Inhalation receptor(cm) 1 5E+04 FALSE TRUE Transport Matrix of Parameters Definition Units Residential Commercial Target Risks Individual Cumulative Groundwater TRab Target Risk(class A&B carcinogens) 1.0E-06 ax Longitudinal dispersivity(cm) 6.7E+02 TRc Target Risk(class C carcinogens) 1 OE-05 ay Transverse dispersivity(cm) 6.7E+01 THQ Target Hazard Quotient 1 OE+00 az Vertical dispersivity(cm) 6.7E+00 Opt Calculation Won(1,2,or 3) 2 Vapor Tier RSCA Tier 2 dcy Transverse dispersion coefficient(cm) 9.0E+02 dcz Vertical dispersion coefficient cm 6AE+02 0 Groundwater Services,Inc.(GSI),1995-1991.All Rights Reserved.