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1 Contaminant Flux Into Building <br /> Soil gas flow rate [cm3/sec].................. 0.24 <br /> Diffusive (x-sectional) area for flux [m"2].,. 1.50E+02 <br /> nc. in soil vapor at foundation [g/cm3].,... 4.50E-07 <br /> nc. in soil vapor" [mg/m3]..... 4.50E+02 <br /> ' Flux rate into building [glcm"21s]..,......... 3.92E-13 <br /> Flux rate " " [mglm^21d]............ 0.34 <br /> ' Attenuation Coefficient [-]................... 1.21 E-05 <br /> (indoor Air Conc./Conc. in soil vapor at the source) <br /> Source concentration [g/cm3].................. 8.71 E-07 <br /> ' Source to [mg/m31.................. 8.71 E+02 <br /> Indoor air concentration [g/cm3].............. 1.06E-11 <br /> Indoor " " [mg/m3].............. 1.06E-02 <br /> CONCENTRATION IN BUILDING (annual average) <br /> Ethylbenzene <br /> Flux into Concentration Soil Gas Conc. <br /> Time Building in Building at Building <br /> (yr) (mg/m^2/day) (mg/m^3) (mglm"3) <br /> ------ ----------- -------------- --------------- <br /> 1.0 3.38E-01 1.06E-02 4.50E+02 <br /> ' The concentration is constant (steady-state model) <br /> 1 <br /> 1 <br /> 1 <br /> t <br />