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10-050. Flood Fringe District (FF). rmitted Uses. Permitted uses shall be those uses of land or structures listed as permitted uses in the lying zoning use district(s). If no pre-existing, underlying zoning use districts exist, then any otial or non-residential structure or use of a structure or land shall be a permitted use in the flood provided such use does not constitute a public nuisance. All permitted uses shall comply with the rds for flood fringe "permitted uses" listed in Section 10-050 (2) and the "standards for all flood uses" listed in Section 10-050 (5). %dards for Flood Fringe Permitted Uses. A. All structures, including accessory structures, must be elevated on fill so that the lowest floor including the basement floor is at or above the Regulatory Flood Protection Elevation. The finished fill elevation for structures shall be no lower than one foot below the Regulatory Flood Protection Elevation and the fill shall extend at such elevation at least fifteen feet beyond the outside limits of the structure erected thereon. B. As an alternative to elevation on fill, accessory structures that constitute a minimal investment and that do not exceed 500 square feet at its largest Projection mav_ groundlever l may be internally flood -proofed in accordance with Section 10-040 (4) E3. C. The cumulative placement of fill where at any one time in excess of 1,000 cubic yards of fill is located on the parcel shall be allowable only as a special use, unless said fill is specially intended to elevate a structure in accordance with Section 10-050 (2) A. D. The storage of any materials or equipment shall be elevated on fill to the Regulatory Flood Protection Elevation. E. The provisions of Section 10-050 (5) of this Chapter shall also apply. (3) cial Uses. Any structure that is not elevated on fill or flood -proofed in accordance with Section 10- 05 2) A -B or any use of land that does not comply with the standards in Section 10-050 (2) C -D shall onl V be allowable as a special use. An application for a special use shall be subject to the standards, crit 'a, and evaluation procedures specified in Sections 10-050 (4) and (5) and 10-100 (4). (4) 5 tandardsfor Flood Fringe Special Uses. A. Alternative elevation methods other than the use of fill may be utilized to elevate a structure's lowest floor above the Regulatory Flood Protection Elevation. These alternative methods may include the use of stilts, pilings, parallel walls, etc., or above -grade, enclosed areas such as crawl spaces or tuck -under garages. The base or floor of an enclosed area shall be considered above - grade and not a structure's basement or lowest floor if. 1. The enclosed area is above -grade on at least one side of the structure; 2. It is designed to internally flood and is constructed with flood resistant materials; and 3. It is used solely for parking of vehicles, building access, or storage. The noted alternative elevation methods are subject to the following additional standards: a. Design and certification. The structure's design and as -built condition must be certified by a registered professional engineer or architect as being in compliance with the general design standards of the State Building Code and, specifically, that all electrical, heating, ventilation, plumbing and air conditioning equipment, and other service facilities must be at or above the Regulatory Flood Protection Elevation or be designed to prevent flood water from entering or accumulating (Underline reflects new language, Strkedirettgh reflects deleted language)