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i <br /> L All silt fences must be repaired, replaced.,or supplemented when they become <br /> nonfunctional or the sediment reaches 1/3 of the height of the fence and that these repairs <br /> will be made within 24 hours of discovery or as soon as field conditions allow access. <br /> 1 III. DESCRIPTION OF PERMANENT EROSION PREVENTION AND SEDIMENT <br /> CONTROL BEST MANAGEMENT PRACTICES <br /> A. PERMANENT EROSION AND SEDIMENT CONTROL MEASURES - <br /> The project replaces pervious surfaces with_> 1 acre of cumulative impervious surface <br /> and therefore water quality treatment is required. <br /> Existing low areas shall be utilized to store the water quality volume of%2 " per acre of <br /> g q ty p <br /> new impervious surfaces within the Evergreen development. Run-off will flow to the <br /> low area west of the Third Addition building sites. Run-off from the north half of the <br /> - Third Addition will flow north through the culvert under Evergreen Lane to an existing <br /> fpond constructed adjacent to Evergreen Point. <br /> IV. CHECK LIST OF ADDITIONAL SWPPP REQUIREMENTS <br /> A site map with the following features.is attached: <br /> • Soil types and impervious surfaces. <br /> • Existing and final grades. <br /> �. • Illustration of direction of storm water flow and drainage areas. <br /> • Location of wetlands, streams, lakes and other bodies of water within 0.5 <br /> miles of the project boundary. <br /> The USGS Quad Location Map is attached(or equivalent). <br /> The specification includes a statement that inspections and maintenance of the site will be <br /> in conformance with Permit MN R100001 Part IV.E. <br /> i <br /> Et. <br /> I <br /> I <br /> 1 L . <br /> I <br /> 3 <br /> t <br />