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Chapter 17 , flows, the regional flood elevation and where modification and addition include, but are not applicable to determine the boundaries of the limited to, any alteration, addition, modification, floodway: structural repair, rebuilding or replacement of any (a) A typical valley cross-section showing the such existing use, structure or accessory structure or channel of the stream, the floodplain adjoining each use. Ordinary maintenance repairs are not side of the channel, the cross-sectional area to be considered modifications or additions; these include occupied by the proposed development, and all internal and external painting, decorating, paneling historic high water information. and the replacement of doors, windows and other (b) Plan (surface view) showing: elevations nonstructural components and the maintenance, or contours of the ground; pertinent structure, fill or repair or replacement of existing private sewage or storage elevations; size, location and spatial water supply systems or connections to public arrangement of all proposed and existing structures utilities. on the site; location and elevations of streets, water (b) If a nonconforming use or the use of a supply, and sanitary facilities; soil types and other nonconforming structure is discontinued for 12 pertinent information. consecutive months, it is no longer permitted and (c) Profile showing the slope of the bottom of any future use of the property, and any structure or I the channel or flow line of the stream. building thereon, shall conform to the applicable (d) Specifications for building construction requirements of this ordinance. and materials, flood proofing, filling, dredging, (c) As requests are received by the county for channel improvement, storage of materials, water modifications or additions to nonconforming uses or supply and sanitary facilities. nonconforming structures, a record shall be kept (3) Transmit one copy of the information described which lists the nonconforming uses and in subs. (1) and (2) to the Department District office nonconforming structures, their present equalized along with a written request for technical assistance assessed value, and the cost of those additions or to establish regional flood elevations and, where modifications which have been permitted, and the applicable, floodway data. Where the provisions of percentage of the structure's total current value those s. 17.61(2)(d) apply, the applicant shall provide all modifications represent.21 required information and computations, to delineate (d) No modification or addition to any floodway boundaries and the effects of the project on nonconforming structure or any structure with a flood elevations. nonconforming use, which over the life of the structure would exceed fifty percent (50%) of its [17.45-17.50 reserved for future use.] present equalized assessed value, shall be allowed unless the entire structure is permanently changed to a conforming structure with a conforming use in SUBCHAPTER V compliance with the applicable requirements of this NONCONFORMING USES ordinance. Contiguous dry land access must be provided for residential and commercial uses in 17.51 GENERAL APPLICABILITY. compliance with s. 17.39(1). (1) Insofar as the standards in this section are not (e) If any nonconforming structure or any inconsistent with the provisions of s. 59.97(10), structure with a nonconforming use is destroyed or is Stats., they shall apply to all nonconforming uses so badly damaged that it cannot be practically and nonconforming structures. These regulations restored, it cannot be replaced, reconstructed or apply to the modification of, or addition to, any rebuilt unless the use and the structure meet the 1 structure and to the use of any structure or premises requirements of this ordinance. For the purpose of which was lawful before the passage of this this subsection, restoration is deemed impractical ordinance or any amendment thereto. where the total cost of such restoration would exceed (2) The existing lawful use of a structure or 50% of the present equalized assessed value of the building or its accessory use which is not in structure. conformity with the provisions of this ordinance may be continued subject to the following conditions: 17.52 FLOODWAY AREAS. (a) No modifications or additions to a (1) No modification or addition shall be allowed to nonconforming use or a nonconforming structure any nonconforming structure or any structure with a shall be permitted unless they are made in conformity with the provisions of this ordinance for 21 the area of the floodplain occupied. The words Annotation: Rev.July-91 Page 84