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r� rr � rirr rsir rr � r� �r rr i■■r � r � � � rr � » <br /> FEGURE 3-1 <br /> POTENTIAL CONCEPTUAL SITE MODEL <br /> Caltrans Shop 10, &ocktona California <br /> Primary Secondary Release Mechanisms& Transport Fate of Exposure Potential <br /> Source Source Transport Processes Media LContaminants L Route Receptor <br /> Ingestion - <br /> Contaminated Storm Water Erosion Surface Water ^� Off-site Migration Inhalation <br /> Soils of Surface Soils and Runoff Dermal <br /> Sediment Transport <br /> Wind Erosion of Ingestion - <br /> Sods/ Fugitive Dust —� Air On-site/Offlsite Inhalation - <br /> Rede oaition Surface Soil Dermal - <br /> Leaks <br /> Residual Contaminants —� Volatilize tron —� Sod Gas Atmos hero Ingestion in Surface and Inhalation + <br /> Subsurface Sods Dermal - <br /> Contaminated —� Advection/Diffusion Saturated —© Potential Ingestion + <br /> Groundwater Zona Off-site Migration Inhalation + <br /> Dermal + <br /> - Incomplete exposure pathway <br /> + Complete exposure pathway <br /> Sheet t of t <br />