02/01/1993 Park Board Packet - Laserfiche WebLink

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' AGENDA ITEM 4 C 5367 PUBLIC WATER RESOURCES 6115.0190 #$ A. to achieve vegetation control; B. to create upland areas, except where expressly provided herein; }` C. to stabilize beds of protected waters which cannot support fill materi- als because of excessive depths of muck, steep bank, bed slope, or other condi- tions; D. to stabilize or impound the site of active springs; E. to dispose of rock, sand, gravel, or any other solid material resulting from activities carried out above the ordinary high water mark; F.to construct a roadway or pathway,or create or improve land accesses from peripheral shorelands to islands, or to facilitate land transportation across the waters; however, where a project is proposed by a federal, state, or local government agency and this provision would prevent or restrict the project, or create a major conflict with other public purposes or interests, the commissioner may waive this provision provided: (1) there is no other feasible and practical alternative to the project_ that would have less environmental impact; and (2) that the public need for the project rules out the no-build alternative; G. filling of posted fish spawning areas is prohibited. Subp. 4. No permit required. No permit shall be required for the following activities unless prohibited under subpart 3: A. To install a beach sand blanket provided the sand or gravel layer does not exceed six inches in thickness, 50 feet in width along the shoreline, or one-half the width of the lot, whichever is less, and does not extend more than ten feet waterward of the ordinary high water mark,provided local watershed district and local zoning officials are given at least seven days notice by the landowner. B. For one additional installation of a sand or gravel layer subsequent to an initial installation at the same location and not exceeding the same amounts and dimensions allowed under item A. C. To install riprap shore protection, except along the shores of Lake Superior and officially designated trout streams, provided the riprap materials consist of natural rock having an average size of 12 inches or larger in its smallest dimension, and conform with the natural alignment of the shoreline, with a minimum finished slope not steeper than 3:1 horizontal:vertical, no materials are placed more than five feet waterward of the ordinary high water mark, and the material does not obstruct the flow of water. D. To place fill in a protected watercourse having a total drainage area, at its mouth, of five square miles or less, provided that the watercourse is not an officially designated trout stream and -the placement of fill shall not result in: (1) any diversions of water from the drainage area; ` (2) any impoundment of waters by damming the watercourse; (3) any actions which would result in erosion and cause sedimenta- tion of downstream waters as determined by the county or local soil and water r conservation district. Subp. 5. Permits required. Permits shall be required for the placement of fill in protected waters, except as provided under subparts 3 and 4, and shall meet all of the following requirements: A. -the project will involve a minimum of encroachment, change, or damage to the environment, including but not limited to fish and wildlife habitat, navigation, water supply, and storm water retention; B. the fill consists of clean inorganic material that is free of pollutants and nutrients;