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1 <br />2 <br />3 <br />4 <br />5 <br />6 <br />7 <br />8 <br />9 <br />10 <br />11 <br />12 <br />13 <br />14 <br />15 <br />16 <br />17 <br />18 <br />19 <br />20 <br />21 <br />22 <br />23 <br />24 <br />25 <br />26 <br />27 <br />28 <br />29 <br />30 <br />31 <br />32 <br />33 <br />34 <br />35 <br />36 <br />2. Upon failure to comply with any provisions in this section; or <br />3. As part of the planning process for subdivisions as ^r^„ided an c� iCien 1 :7 148111,` <br />b. The vegetation restoration plan must sa. t.+�rrf`'+h^ �4 '^^1i6 +i^^ c„�,.,.,i�+I. -, I rnn,iirnrhnn+c ir► <br />section 1 r,16, (appl ica+ien ma+^rialc and. <br />1. Include vegetation that provides suitable habitat and effective soil stability, <br />runoff retention, and infiltration capability. Vegetation species, composition, <br />density, and diversity must be guided by nearby patches of native plant <br />communities and by native vegetation establishment and enhancement <br />guidelines; <br />2. Be prepared by a qualified individual; and <br />3. Include a maintenance plan that includes management provisions for controlling <br />invasive species and replacement of plant loss for three years. <br />C. A certificate of compliance will be issued after the vegetation restoration plan <br />requirements have been satisfied. <br />Land alteration standards and stormwater management. <br />(1) Purpose. To establish standards that protect water quality from pollutant loadings of <br />sediment, nutrients, bacteria, and other contaminants; and maintain stability of bluffs, <br />shorelines, and other areas prone to erosion. <br />(2) Land alteration permit. <br />a. Within the bluff impact zone, land alteration is prohibited, except for the following <br />which are allowed by permit: <br />1. Erosion control consistent with section 920(J)(6); <br />2. The minimum necessary for development that is allowed as an exception under <br />section 920(L); and <br />3. Repair and maintenance of existing buildings and facilities. <br />b. Within the water quality impact zone, land alteration that involves more than ten cubic <br />yards of material or affects an area greater than 1,000 square feet requires a permit. <br />(3) Rock riprap, retaining walls, and other erosion control structures. <br />a. Construction, repair, or replacement of rock riprap, retaining walls, and other erosion <br />control structures located at or below the OHWL must comply with Minnesota Rules, <br />chapters 6115.0215, subpart 4, item E. and 6115.0216, subpart 2. Work must not <br />proceed until approved by the commissioner. See Figure 8. <br />Figure 8. Riprap Guidelines <br />Riprap Guidelines <br />Above OHWL• get local Belo OH -WI.: get DNP <br />government unit permit permr, or permission <br />Regulatory_._ _... _.. _._ - — - _ _. _- ........� ._.. E w ...........:..._. _..�,.._.. _..� :�..._...._...... __ ..... _.....-- <br />flood OHu L <br />protection_ <br />elevation.�........_..___...:,_::_..._:...:_...__._._........._.._._ __ .�.��.-_ __..,.. _ ......—..-_.W - <br />• - River <br />Fitter <br />Finished slope below u}- WL. nnust <br />be less than a':3 ratio <br />b. Construction or replacement of rock riprap, retaining walls, and other erosion control <br />structures within the bluff impact zone and the water quality impact zone are allowed with a <br />Page 112 of 160 <br />