Agenda - Planning Commission - 04/27/2023

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Figure 6.Structure Setback Averaging Structure Setback Averaging Required Existing Proposed Existing structure principal E...principal principal setback _ structure ——_ structure i —__ structure Average — structure £____.._...._..._..._..._.._._ setback x X+Y=z Y -----t___�.., — -- Shore No structures in the 5IZ Impact Zone(51Z) OHWL The scale and bulk of a proposed principal structure must be consistent with existing principal structures. 1 2 e. Subsurface sewage treatment systems, including the septic tank and absorption area, 3 must be located at least 75 feet from the ordinary high water level of the Mississippi 4 River and all other public waters. 5 (4) Lot size and buildable area. 6 a. The width of lots abutting the Mississippi River in the ROS District must be at least 200 7 feet, unless alternative design methods are used that provide greater protection of the 8 riparian area. 9 b. All new lots must have adequate buildable area to comply with the setback 10 requirements of section 117-148(f)(3) (structure and impervious surface placement)so 11 as to not require variances to use the lots for their intended purpose. 12 (G) Performance standards for private facilities. 13 (1) Purpose. To establish design standards for private facilities that are consistent with best 14 management practices and that minimize impacts to primary conservation areas, public river 15 corridor views and other resources identified in the MRCCA plan. 16 (2) General design standards. All private facilities must be developed in accordance with the 17 vegetation management and land alteration requirements in sections 117-148(i) (vegetation 18 management) and 117-148(j) (land alteration standards and stormwater management). 19 (3) Private roads, driveways, and parking areas. Except as provided in section 117-148(I) 20 (exemptions), private roads, driveways and parking areas must: 21 a. Be designed to take advantage of natural vegetation and topography so that they are 22 not readily visible; 23 b. Comply with structure setback requirements according to section 117-148(f)(3) 24 (structure and impervious surface placement); and 25 C. Not be placed within the bluff impact zone or shore impact zone, unless exempt under 26 section 117-148(I) (exemptions) and designed consistent with section 117-148(f)(2) 27 (general design standards). 28 (4) Private water access and viewing facilities. 29 a. Private access paths must be no more than: 30 1. Eight feet wide, if placed within the shore impact zone; and 31 2. Four feet wide, if placed within the bluff impact zone. 32 b. Private water access ramps must: 33 1. Comply with Minnesota Rules, chapters 6115.0210 and 6280.0250; and 34 2. Be designed and constructed consistent with the applicable standards in Design 35 Handbook for Recreational Boating and Fishing Facilities. 36 C. Design and construction of private stairways, lifts, and landings are subject to the 37 following standards: Page 100 of 147