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INTERMEDIATE CALCULATIONS SHEET <br /> Table Ai. Ethylbenzene Irkercalcs Worksheet <br /> Vadose Vadose zone Vadose zone Vadosezone Vadose zone Total Air-filled Water-filled Floor- <br /> Source- zone soil effective soil soil soil Thickness of porosity in porosity in porosity in wall <br /> building air-filled total fluid intrinsic relative air effective vapor capillary capillary capillary capillary seam <br /> separation, porosity, saturation, permeability, permeability, permeability, zone, zone, zone, zone, perimeter, <br /> LT 9.v Sro k <br /> (cm) (cm3/cm') (cm'/cm3) (cm') (cm') (cmz) ( m) ( m'/c ') ?.¢ 3 <br /> (cm/ m) (CM3/Cm3) (cm) <br /> 149.7444 0.274 0.245 1.27E-09 0.865 1.10E-09 46.88 0.442 0.067 0.375 4,000 <br /> Area of <br /> Capillary Total <br /> enclosed Crack- Crack Enthalpy of Henry's law Henry's law Vapor Vadose zone zone overall <br /> Bldg. space to•total depth vaporization at constant at constant at viscosity at effecfive effective effective <br /> ventilation below area below ave.groundwater ave.groundwater ave,groundwater ave.soil diffusion diffusion diffusion <br /> rate, grade, ratio, grade, temperature, temperature, temperature, temperature, coefficient, coefficient, coefficient, <br /> Qwmov A. h Z.,, DH,Ts HTG H'T. MTs D°"v D-" D°" <br /> (ani/s) (cm) (tailless) (cm) (caVmol) (atm-m'/m 1 z r <br /> tuneless) W—) ( m/s) (cm/s) (cm/) <br /> 3.39E+04 I 1.00E+06 5.00E-03 I 15 10.079 4.82E-03 2.03E-01 1.77E-04 5.15E-03 5.46E-05 1.70E-04 <br /> Exponentof Infinite <br /> Average Crack equivalent source Infinite <br /> Di usion Convection Source vapor effective foundation indoor source Unit <br /> path path vapor Crack flow rate diffusion Area of Pellet attenuation bldg. risk Reference <br /> length, length, conc., radius, into bldg., coefficient, crack, number, coefficient, conc., factor, conic., <br /> Ld L,, CAA. r.,..x 0.1 Datx A„:x -P(Pd) a C <br /> evla�e URF RIC <br /> (an) (cm) (mg/ml) (an) (cm'/s) (cmz/s) (cm') ( 'fiess) limitless) (m / ) ( g/m)- (mg/m ) <br /> 149.7444 1 15 7.30E+03 1.25 8.33E+01 5.15E-03 5.00E+03 1.12E+iq 3.31E-OS 2.42E-01 NA 1.0E+00 <br /> DTSC/HERD DTSC Indoor Air Guidance <br /> Last Update:11/1/03 Unclassified Soil Screening Model 71182007 <br /> G?➢N t 1'UGCGn1W1S pyTtttW TwI ROCK EW®tiMn Tedlaf A.l end M.Ef <br />