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GEOCHECe - PHYSICAL SETTING SOURCE SUMMARY <br /> Soil Map ID:2 <br /> Soil Component Name: MADERA <br /> Soil Surface Texture: sandy loam <br /> Hydrologic Group: Class D-Very slow infiltration rates.Soils are clayey, have a high <br /> water table,or are shallow to an impervious layer. <br /> Soil Drainage Class: Moderately well drained. Soils have a layer of low hydraulic <br /> conductivity,wet state high in the profile. Depth to water table is 3 <br /> to 6 feet. <br /> Hydric Status: Soil does not meet the requirements for a hydric soil. <br /> Corrosion Potential-Uncoated Steel: HIGH <br /> Depth to Bedrock Min: >0 inches <br /> Depth to Bedrock Max: >0 inches <br /> Soil Layer Information <br /> Boundary Classification <br /> Layer Upper Lower Soil Texture Class AASHTO Group Unified Soil Permeability Soil Reaction <br /> Rate(in thr) (pH) <br /> 1 0 inches 19 inches sandy loam Silt-Clay COARSE-GRAINED Max: 6.00 Max: 7.30 <br /> Materials(more SOILS,Sands, Min: 2.00 Min: 5.60 <br /> than 35 pct. Sands with fines, <br /> passing No. Silty Sand. <br /> 200),Silty <br /> Soils. <br /> 2 19 inches 23 inches sandy clay toam Silt-Clay COARSE-GRAINED Max: 0.60 Max: 7.30 <br /> Materials(more SOILS,Sands, Min: 0.20 Min: 6.10 <br /> than 35 pct. Sands with fines, <br /> passing No. Clayey sand. <br /> 200),Clayey <br /> Soils. <br /> 3 23 inches 29 inches clay Silt-Clay FINE-GRAINED Max: 0.06 Max: 8.40 <br /> Materials(more SOILS,Sifts and Min: 0.00 Min: 6.60 <br /> than 35 pct. Clays(liquid <br /> passing No. limit 50%or <br /> 200),Clayey more),Fat Clay. <br /> Soils. <br /> 4 29 inches Winches indurated Not reported Not reported Max: 0.00 Max: 0.00 <br /> Min: 0.00 1 Min: 0.00 <br /> TC1927189.ls Page A-7 <br />