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DANE COUNTY CODE 11 - 14 (d) Base flood elevation.An elevation equal encroachment into the floodway must be to that which reflects the height of the base computed by assuming an equal degree of flood as defined in (c) above. hydraulic encroachment on the other side of a river or stream for a significant hydraulic (e) Board of adjustment. The body reach. This computation assures that established under Chapter 59.99, Wisconsin property owners up, clown or across the river Statutes,for counties and designated "board or stream will have the same rights of of adjustment". hydraulic encroachment. Encroachments '-�` �-`'`' °'��° ' `i..:':- %µti-• �+._ _„ ' are analyzed-on the basis of the effect upon (f) Bulkhead line. A geographic line along hydraulic conveyance, not upon the distance a reach of a navigable body of water-that has the encroachment extends into the floodway. been adopted by a municipal ordinance and approved by the Department of Natural (m) Existing mobile home /nark or mobile Resources pursuant to Section 30.11, home subclivision. Means a parcel (or • . Wisconsin Statutes, and which allows contiguous parcels) of land divided into two ' complete filling on the landward side except or more mobile home lots for rent or sale for where such filling is prohibited by the which the construction of facilities for floodway provisions of this ordinance. servicing the lot on which the mobile home is to be affixed (including, at-a minimum, the ' (g) Certificate of compliance, A installation of utilities, either final site certification by the zoning administrator grading or the pouring of concrete pads,and that a structure, use, or development is in the construction of streets) is completed compliance with all provisions of this before the effective date of flood plain ordinance. management regulations adopted by a community. (h) Channel. A channel is a natural or artificial watercourse with definite bed and (n) /Food or flooding. A general and banks to confine and conduct the normal temporary condition of partial or complete flow of water. inundation of normally dry land areas from the overflow of inland water s,or the unusual (1) Development. Any man-made change to and rapid accumulation of runoff of surface improved or unimproved real estate, waters from any source. including but not limited to construction of or additions or substantial improvements to (o) Flood fringe. The flood fringe is that buildings. Other structures, or accessory portion of the flood plain.outside of the flood uses, the tplacement of mobile homes, way, which is covered by flood waters during ' mining, dredging, filling, grading, paving, the regional flood; it is generally associated excavation or drilling operations, deposition with standing water rather than rapidly of materials. . flowing water. , (j) Encroach went. An encroachment is any (p) Flood hazard boundary map. A map fill, structure, building, accessory use,use or prepared by the U.S. Department of development in the floodway. Housing and Urban Development, designating areas of special flood hazard (k) Encroach ment/flood way lines. within a given community. Flood hazard Encroachment lines are limits of obstruction areas are designated as A Zones. Said map • to flood flows. These lines are on both sides of forms the basis for both the regulatory and and generally parallel to the stream. The insurance aspects of the National Flood lines are established by assuming that the Insurance Programs. area landward(outside)of the encroachment • lines will be ultimately developed in such a way' that it will not be available to convey (q) Flood insurance stud// mop. A map i.' flood flows. prepared by the U.S. Department of • Housing and Urban Development, (1)- Is q u a l d et)ice of h ttd ra a l r:c• designating areas of special flood hazard enc•roachment. The effect of any and flood insurance rate zones for a given