Agenda - Council - 11/14/2023 - Laserfiche WebLink

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1 2 926 Public Utilities, Railroads, Roads, and Bridges in Floodplains. 3 (A) Public utilities. All public utilities and facilities such as gas, electrical, sewer, and water supply 4 systems to be located in the floodplain must be floodproofed in accordance with the Minnesota State S Building Code or elevated to the regulatory flood protection elevation. 6 (B) Public transportation facilities. Railroad tracks,roads,and bridges to be located within the floodplain 7 must comply with sections 923 and 924. These transportation facilities must be elevated to the 8 regulatory flood protection elevation where failure or interruption of these facilities would result in 9 danger to the public health or safety or where such facilities are essential to the orderly functioning 10 of the area.Minor or auxiliary roads or railroads may be constructed at a lower elevation where failure 11 or interruption of transportation services would not endanger the public health or safety. 12 (C) On-site water supply and sewage treatment systems. Where public utilities are not provided: 13 (1) On-site water supply systems must be designed to minimize or eliminate infiltration of flood 14 waters into the systems; and 15 (2) New or replacement on-site sewage treatment systems must be designed to minimize or 16 eliminate infiltration of flood waters into the systems and discharges from the systems into 17 flood waters and they must not be subject to impairment or contamination during times of 18 flooding. Any sewage treatment system designed in accordance with the state's current 19 statewide standards for on-site sewage treatment systems is considered to be in compliance 20 with this section. 21 22 927 Manufactured homes, Manufactured home parks, and Recreational Vehicles in Floodplains. 23 (A) Manufactured homes.New manufactured home parks and expansions to existing manufactured home 24 parks are prohibited in any floodplain district.For existing manufactured home parks or lots of record 25 located in a floodplain district, the placement of new or replacement manufactured homes will be 26 treated as a new structure and are subject to the following requirements: 27 (1) Placement or replacement of manufactured home units is prohibited in the floodway district. 28 (2) If allowed in the flood fringe district,placement or replacement of manufactured home units is 29 subject to the requirements of section 924 and the following standards. 30 a. New and replacement manufactured homes must be elevated in compliance with section 31 924 and must be securely anchored to an adequately anchored foundation system that 32 resists flotation, collapse and lateral movement. Methods of anchoring may include, but 33 are not limited to, use of over-the-top or frame ties to ground anchors. This requirement 34 is in addition to applicable state or local anchoring requirements for resisting wind forces. 35 b. New or replacement manufactured homes in existing manufactured home parks must 36 meet the vehicular access requirements for subdivisions in section 927(A)(2). 37 (B) Recreational vehicles. New recreational vehicle parks or campgrounds and expansions to existing 38 recreational vehicle parks or campgrounds are prohibited in any floodplain district. Placement of 39 recreational vehicles in existing recreational vehicle parks or campgrounds in the floodplain must 40 meet the exemption criteria below or be treated as new structures meeting the requirements of this 41 subdivision. 42 (1) Recreational vehicles are exempt from the provisions of this section if they are placed in any 43 of the following areas and meet the criteria listed in section 927(B)(2): 44 a. Individual lots or parcels of record. 45 b. Existing commercial recreational vehicle parks or campgrounds. 46 C. Existing condominium-type associations. 47 (2) Criteria for exempt recreational vehicles: 48 a. The vehicle must have a current license required for highway use. 49 b. The vehicle must be highway ready, meaning on wheels or the internal jacking system, 50 attached to the site only by quick disconnect type utilities commonly used in 51 campgrounds and recreational vehicle parks. 52 C. No permanent structural type additions may be attached to the vehicle. Page 111 of 141