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' Resider Construction Worker Scenario <br /> Ci Kit Di Kd Di He Ei <br /> COPC Cs m m (cm/ ) (cma/se (cm'/ ) (cmr/sec) (atm-m'/mole HdKd Kd/Ac m /sec <br /> ETEX <br /> Toluene 0.001 1.0E-09 4.4 0.075 4.4 0.075 8.44E-03 1.9E-03 5.2E+02 8.2E-06 <br /> Eth lbenzene 0.007 1 7.0E-09 5.1 1 0.078115.1 1 0.078 1 5.94E-03 I 1.2E-03 8.7E+02 6.5E-06 <br /> X lene s 0.005 1 5.0E-09 1 4.8 1 0.0871 4.8 1 0.087 1 5.30E-03 1.1E-03 9.1E+02 6.7E-06 <br /> PA Hs <br /> ' Acenaphthene 0.29 2.9E-07 92.0 0.0641 92.0 0.064 1.20E-03 1.3E-05 7.7E+04 3.7E-05 <br /> Anthracene 0.26 2.6E-07 252 0.058 252 0.058 3.40E-05 1.4E-07 7.4E+06 2.8E-06 <br /> Benzo a anthracene 0.19 1.9E-07 NA NA NA NA NA NA NA NA <br /> Benzo a cne 0.011 1.1E-08 NA NA NA NA NA NA NA NA <br /> ' Benzo b Fluoranthene 0.056 5.6E-08 NA NA NA NA NA NA NA NA <br /> Benzo hi a lene 0.21 2.1E-07 NA NA NA NA NA NA NA NA <br /> Benzo k Fluoranthene 0.00067 6.7E-10 NA NA NA NA NA NA NA NA <br /> Ch Bene 0.11 1.1E-07 NA NA NA NA NA NA <br /> ' Dibenz a h anthracene 0.0073 7.3E-09 NAFNtANA NA NA NA NA NA <br /> Fluoranthene 0.068 6.8E-08 NA NAFluorene 0.87 8.7E-07 158 0.061Na hthalene 1.9 1.9E-06 25.8 0.069Phenanthrene 1.2 1.2E-06 NA NAP ene 0.19 1.9E-07 NA NA A NA NA NA NA NA <br /> Equation: <br /> ' 1.6 x 105XD, xH° xC; <br /> Ei = Ke <br /> D x 0.023 <br /> ' 0.284 +0.046 x K e <br /> H,, <br /> Where: <br /> ' Ei=average emission rate of contaminant i over the residential lot during the e <br /> Ci=bulk soil concentration of contaminant i;(chemical concentration in soil, <br /> Di=diffusivity in air for compound i,em'/sec <br /> He=Henry's Law constant,atm-m'/mole <br /> ' Kd=soil/water partition coefficient,cm'/g <br /> Abbreviations: <br /> atm-m'/mole=Atmospheres per cubic meter per mole <br /> BTEX=Benzene,toluene,ethylbenzene,and total xylenes <br /> COPC=Constituent of potential concern <br /> cm'/sec=Square centimeters per second <br /> em'/g=Cubic centimeters per gram <br /> ' mglkg=Milligrams per kilogram <br /> mg/sec=Milligrams per second <br /> NA=Not Applicable because chemical is considered non-volatile(PEA Manual) <br /> PAHs=Polynuclear aromatic hydrocarbons <br /> PEA=Prelittunary Endangerment Assessment <br /> 1 VOCs=Volatile organic compounds <br /> SA'` <br />