11-20-2006 Planning Commission Packet

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f. Noteworthiness, including special qualities, such as historic significance, critical habitat for endangered plants and animals, or others. This evaluation must also include a determi�iltion of whether the wetl�nd alteration being proposed requires permits, reviews or approvals by othec local state�or federal agencies including but not limited to watershed distcicts,state department of nattiral resources,or the United States Army Corps of Engineers. (2) Alterations must be designed and conducted in a manner that ensw•es only the � smallest amount of bare ground is exposed for the shortest time possible. . (3) Mulches or similar materials must be used, where necessary,.for temporary bare soil coverage, and a permanent vegetation cover must be estlblishecl as soon as possible. (4) Methods to minimize soil erosion and to trap sediments before they reach any surface water feature must be used. ' (5) Altered areas must be stabilized to acceptable erosion control standards consistent with the field o�ce technicll guides of the local soil and water conservation districts and the United States Soil Conservation Service. (6) Fill or excavated material must not be placed in a manner that creates an unstable slope. (7) Plans to place fill or excavated material on steep slopes must be reviewed by the city engineer for continued slope stability and must not create finislied slopes of . 30 percent or greater. (8) Fill or excavated material must not be placed in bluff impact zones. . (9) Any alterations below the ordinary high water level of public waters must first be authorized by the commissioner of the depa��tment of nah�ral resources under Minn. Stat. § 103G.245. (10) Alterations of topography must only be allowed if they are accessory to permitted or conditional uses and do not adversely affect adjacent or nearby property. (11) Placement of natural rock riprap, including associated grading of the shoreline and placement of a iilter blanket, is permitted if the finished slope does not � exceed three feet llorizontal to otte foot vertical,the landward extent of the riprap � is within ten feet of tlie ordinaiy high water level, and the height of the riprap above the ocdinary high water level does not exceed three feet. A riprap permit shall be obtained per the requirements of section 78-969. (� Excavations where the intended purpose is connection to a public water, such as boat slips, canals, lagooi�s and harbors,are prohibited above the ordinary high water level. Such excavations below the elevation or the ordinary high water level are subject to approval of the departmeni of nahical resources and other agencies with concurrent jurisdiction. (Ord.No. 101 2nd series, § 1(10.56(16)(J)),2-24-1992; Ord.No. 127 2nd series, § 8, 7-11-1994; Ord.No. 163 2nd series, § 3, 12-8-1997; Ord.No. 171 2nd series, § 2,4-4-1998) Sec. 78-1288.Hard cover limit�tions. (a) No hard cover or impervious surface shall be placed, located or construcfed witliin 75 feet of the ordinlry l�igh water level of any lake or tributaiy, except for stairways, lifts, landings and lockboxes as regulated elsewhe!•e in this Code.