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GeoTest Services, Inc. April 12, 2019 <br /> 4320 Thomson Avenue, Everett, WA Project No.19-0050 <br /> ENE <br /> Table 1 <br /> USDA Web Soil Survey Soil Classifications <br /> Map Unit Symbol 3 <br /> Map Unit Name Alderwood gravelly sandy loam, 15 to 30 percent slopes <br /> Soil Description Very gravelly sandy loam <br /> Landform Ridges, hills <br /> Parent Material Glacial drift and/or glacial outwash over dense glaciomarine <br /> deposits <br /> Land Capability <br /> Classification 4e <br /> Erosion K Factor, 0.10 <br /> Whole Soil <br /> Aerial Photo Review <br /> GTS reviewed historic and recent aerial photos of the subject property from 1990 to <br /> 2017 in order to help determine if there has been any recent significant slide activity <br /> within the vicinity of the project site. Aerial photos were obtained from Google Earth <br /> and the Snohomish County PDS Map Portal. <br /> , <br /> t' 116 <br /> 3.1011; <br /> ,' <br /> p 47, r.,„ 5 <br /> y• 1� 1i 1 tr <br /> AV.mtr <br /> r <br /> Image 2:1990 Aerial Photo. Taken from Google Earth. <br /> 4 <br />