Title 100 Oct 2023 - Laserfiche WebLink

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10/16/23, 10:01 AM Print Preview https://lakeelmo.municipalcodeonline.com/book/print?type=ordinances&name=TITLE_100_FLOODPLAIN_MANAGEMENT 9/19 (5)Floodplain developments shall not adversely affect the hydraulic capacity of the channel and adjoining floodplain of any tributary watercourse or drainage system where a floodway or other encroachment limit has not been specified on the official zoning map. (6)Standards for recreational vehicles are contained in LEC 100.00.090(c). (7)All manufactured homes must be securely anchored to an adequately anchored foundation system that resists flotation, collapse and lateral movement. Methods of anchoring may include, but are not to be limited to, use of over-the-top or frame ties to ground anchors. This requirement is in addition to applicable state or local anchoring requirements for resisting wind forces. HISTORY Adopted by Ord. 08-253 on 11/3/2021 100.00.060 General Floodplain District (a)Permissible uses. (1)The uses listed in LEC 100.00.040(a) shall be permitted uses. (2)All other uses shall be subject to the floodway/flood fringe evaluation criteria pursuant to subsection (b) of this section. LEC 100.00.040 shall apply if the proposed use is in the floodway district and LEC 100.00.050 shall apply if the proposed use is in the flood fringe district. (b)Procedures for floodway and flood fringe determinations within the general floodplain district. (1)Upon receipt of an application for a permit or other approval within the general floodplain district, the applicant shall be required to furnish such of the following information as is deemed necessary by the zoning administrator for the determination of the regulatory flood protection elevation and whether the proposed use is within the floodway or flood fringe district: a.A typical valley cross-section showing the channel of the stream, elevation of land areas adjoining each side of the channel, cross-sectional areas to be occupied by the proposed development, and high water information. b.Plan (surface view) showing elevations or contours of the ground, pertinent structure, fill, or storage elevations, the size, location, and spatial arrangement of all proposed and existing structures on the site, and the location and elevations of streets. c.Photographs showing existing land uses, vegetation upstream and downstream, and soil types. d.Documentation of soil types and soil limitations on the subject site. e.Profile showing the slope of the bottom of the channel or flow line of the stream for at least 500 feet in either direction from the proposed development. (2)The applicant shall be responsible to submit one copy of the above information to a designated engineer or other expert person or agency for technical assistance in determining whether the proposed use is in the floodway or flood fringe district and to determine the regulatory flood protection elevation. Procedures consistent with Minn. R. 1983, parts 6120.5000--6120.6200 and 44 CFR part 65 shall be followed in this expert evaluation. The designated engineer or expert is strongly encouraged to discuss the proposed technical evaluation methodology with the respective department of natural