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'ATE AND TRANSPORT MODEL OUTPUT FOR: TPH Aromatic C10-12 <br /> trt of model output for: <br /> nson and Ettinger Indoor air model <br /> with volatile emissions from soil <br /> ------____..____________________ -- i <br /> i <br /> ' Calculating Vapor Phase Concentration at Source: <br /> (Using Equilibrium Partitioning Equation) <br /> ' Inputs ---------------------------------- <br /> Total concentration in soil [mg/kg]......... 8.60E+02 <br /> Total porosity [-].......................... 0.25 <br /> ' Air content [-]............ . 0.10 <br /> Moisture content [-]....................... 0.15 <br /> Fraction organic carbon [-]................. 1.00E-02 <br /> ' Organic carbon partitioning coeff. [ml1g]... 2.50E+03 <br /> Soil bulk density[g/cm3]................... 1.7 <br /> Henrys Law coeff. [-]....................... 0.14 <br /> ' Chemical solubility [mg/1].................. 25. <br /> Outputs: <br /> 0alculated dissolved phase:cont. [mg/II..... 34. <br /> ffective solubility (mg/1]................. .25. <br /> Source concentration is ABOVE residual limit <br /> ' because calculated dissolved phase cone. <br /> EXCEEDS the effective solubility. <br /> i <br /> ' Dissolved phase conc. at source [mgll]...... 25. <br /> Source vapor concentration [g/cm^3]......... 3.50E-06 <br /> Source vapor concentration [mg/m"3]....,.... 3.50E+03 <br /> Residual level [mg/kg]...................... 6.27E+02 <br /> (assuming pure chemical solubility) <br /> VAPOR TRANSPORT FROM SOIL TO INDOOR AIR USING THE JOHNSON-ETTINGER MODEL <br /> ' Effective Diffusion Coefficient for Lens <br /> Total thickness of subunit [cm]............... 6.00E+02 <br /> ' Air-filled porosity [-]....................... 0.10 <br /> Water-flied porosity 1-1..................... 0.15 <br /> Total porosity [-]............................ 0.25 n <br /> Effective diff. co.eff. for subunit,.,,[cm"21s] 7.45E-04 <br /> Effective Diffusion Coefficient for Foundation <br /> ---------- -- <br /> Total thickness of subunit [cm]............... . 15. <br /> Air-filled porosity [-]............. ......... 0.25 <br /> ' Water-filled porosity [-]...... ... 0.0 <br /> Total porosity[-]............... ..' ..... . 0.25 <br /> Effective diff. coeff. for subunit....rbm^21st 1.57E-02 <br />