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DANE COUNTY CODE 11 - 4 of any zoning ordinance relating to flood of any stream,drainage ditches,or any other plains. However, any underlying zoning drainage facilities. Said increase shall be shall remain in full force and effect to the calculated using an equal degree of hy- extent that its provisions are more draulic encroachment from the hydraulic restrictive. floodway lines for a hydraulic reach on both sides of a river or stream. Increases equal to (b) It is not otherwise intended by this or greater than 0.1 foot may be permitted, ordinance to repeal, abrogate, or impair any but only if amendments are made to this existing deed restriction; however, where ordinance, the official floodway lines, water this ordinance imposes greater restrictions surface profile and flood plain zoning maps the provisions of this ordinance shall prevail. pursuant to sectionll .13 of this ordinance; provided further that the total cumulative (6) Interpretation. In their interpretation allowable increase in height of the regional and application, the provisions of this flood for any given hydraulic reach of a • ordinance shall be held to be minimum 'stream-shall not exceed one foot. requirements ` and shall be liberally construed in favor of the governing body and (b) No developments in flood fringe areas shall not be deemed a limitation or repeal of shall materially ,f feet the storage capacity i • any other powers granted by the Wis. Stats. of flood plains, based i ipon an equal degree of hydrologic encroachment, (volume of the (7) Warning and Disclaimer of Liability. storage area which is lost). For the purposes The degree of flood protection intended to be of this subsection, "materially" is defined as provided by this ordinance is considered any increase in discharge of the regional reasonable for regulatory purposes' and is flood which causes a rise in the water surface • based on engineering and scientific methods profile of 0.1 foot. Such development::may be of study. Larger floods may occur on rare permitted only if amendments are made to occasions or the flood height may be this ordinance pursuant to Section 11.13 increased by man-made or natural causes, herein; provided further that the total such as ice jams and bridge openings cumulative allowable increase in height of restricted by debris. This ordinance does no,t the regional flood for any given reach of a imply that areas outside flood plain zoning stream shall not exceed one foot. • district boundaries or land uses permitted within such districts will always be totally (c) Owners or operators of all mobile home free, from flooding or flood damages; nor parks and mobile home subdivisions located shall this ordinance create a liability on the in A Zones shall file adequate evacuation ' part of or a cause of action against the plans indicating vehicular access and escape County of Dane or any officer or employee routes, including mobile home hauler routes, thereof for any flood damage that may result with the appropriate disaster preparedness from reliance on this ordinance. authorities, and shall provide for adequate �� surface drainage to minimize flood damage. (8) S('r'erabilitt/. If any section, clause, provision or portion of this ordinance is (d) Mobile home replacement in existing adjudged unconstitutional or invalid by a parks or subdivisions. All mobile homes to be court of competent jurisdiction, the placed on a site located in an A Zone on a remainder of this ordinance shall not be community's official flood plain zoning map affected thereby. shall be placed to prevent the floatation, collapse, or lateral movement of the (9) Special Provisions Applicable to All structure due to flooding. Such mobile Flood Plain Districts. homes shall be anchored according to the following specifications: (I) over-the-top ties - (a) No developments shall be allowed in • shall be provided at each of the four corners floodway areas which, acting alone or in of the mobile home, with two additional ties combination with existing or future similar per side at intermediate locations and • uses, cause an increase equal to or greater ' mobile homes less than fifty (50) feet long than 0.1 foot in height of the regional flood for shall require one additional tie per side; (II) any main stem, tributaries to the main stem frame ties shall be provided at each corner of