Laserfiche WebLink
574 d. Where principal structures exist on the adjoining lots on both sides of a proposed building site, <br />575 the minimum setback may be altered to conform to the average of the adjoining setbacks, <br />576 provided that the new structure's scale and bulk riverward or bluffward of the setbacks required <br />577 under Section 117-148(f)3 (Structure and impervious surface placement) consistent with <br />578 adjoining development. See Figure 6. <br />579 <br />580 Figure 6. Structure Setback Averaging <br />581 <br />582 e. Subsurface sewage treatment systems, including the septic tank and absorption area, must be <br />583 located at least 75 feet from the ordinary high water level of the Mississippi River and all other <br />584 public waters. <br />585 4. Lot size and buildable area. <br />586 a. The width of lots abutting the Mississippi River in the ROS District must be at least 200 <br />587 feet, unless alternative design methods are used that provide greater protection of the <br />588 riparian area. <br />589 b. All new lots must have adequate buildable area to comply with the setback <br />590 requirements of Section 117-148(f)3 (Structure and impervious surface placement) so as <br />591 to not require variances to use the lots for their intended purpose. <br />592 <br />593 <br />594 g. PERFORMANCE STANDARDS FOR PRIVATE FACILITIES <br />595 1. Purpose. To establish design standards for private facilities that are consistent with best management <br />596 practices and that minimize impacts to primary conservation areas, public river corridor views and other <br />597 resources identified in the MRCCA plan. <br />598 2. General design standards. All private facilities must be developed in accordance with the vegetation <br />599 management and land alteration requirements in Sections 117-148(i) (Vegetation management) and <br />600 117-148(j) (Land alteration standards and stormwater management). <br />601 3. Private roads, driveways, and parking areas. Except as provided in Section 117-148(l) (Exemptions), <br />602 private roads, driveways and parking areas must: <br />17 12/30/2020 <br /> <br /> <br />