5.3 PCSR 01-24-2017 - Laserfiche WebLink

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southbound right and left turn lanes, and northbound and southbound acceleration lanes. Traffic from the Site will go both north and south on US 169. Tiller will work with the Minnesota Department of Transportation (MnDOT) and the City of Elk River in developing US 169 corridor improvements, including the need for a new interchange and frontage /backage roadways that may be necessary in the future through or near the Site. 4.4 Site and Surrounding Area: 4.4.1 Physical relationship of Site with respect to the community: The Site is located in the very northern portion of the City of Elk River and immediately east of US 169. The surrounding area is characterized by mining operations, the Elk River Landfill, agricultural operations and rural residential land use. Figure 3: Site and Surrounding Area, is an aerial photograph that illustrates the location of the Site with respect to the City of Elk River. 4.4.2 Site analysis: The Site has irregular topography characterized by open space with brush, grassland, and some wooded areas. The US 169 highway corridor borders the western perimeter of the Site. A five foot wide ATV trail and overhead electric lines run along the western boundary of the Site. Baldwin borders the southeastern perimeter of the Site. Overhead electric and underground communications lines run along the southeastern boundary of the Site. The elevation of the Site varies from about 972 to 1,048 feet above mean sea level (msl). Naturally occurring slopes range from 4 -50 percent across the Site. The average depth of topsoil is approximately one foot with an average of three feet of silty overburden over the sand and gravel deposit. The Site is not located within a floodplain and there are no watercourses or wetlands on -Site. There are no buildings or structures on the Site. There is a wind turbine located approximately 1S0 feet south of the Site and some rural residences located on adjacent properties to the south, southeast and north of the Site. Figure 4: U.S.G.S. Quad Map Excerpt, illustrates natural features of the Site and surrounding area. 4.4.3 Estimate of Quantity of Material to be Mined: The estimated net quantity of material to be excavated is approximately 8 million cubic yards. 4.4.4 Depth of Water Table: The elevation of the water table ranges from about 956 feet above msl in the southwestern portion of the Site to about 958 feet above msl in the northeastern portion of the Site. The direction of groundwater flow is towards the southwest. Tiller Corporation Sunde Engineering, PLLC Conditional Use Permit Application Page 14 City of Elk River