<div class="chunk-title">Sec. 14-74. - Standards for floodplains without established base flood elevations.</div>
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               Within the special flood hazard areas designated as approximate Zone A and established
               in<a href="" data-chunk-id="PTIICOOR_CH14FLDAPR_ARTIINGE_S14-7BAESSPFLHAAR" class="section-link" data-product-id="15271"> section 14-7</a>, where no base flood elevation (BFE) data has been provided by FEMA, the following
               provisions, in addition to the provisions of<a href="" data-chunk-id="PTIICOOR_CH14FLDAPR_ARTIIIPRFLHARE_S14-72GEST" class="section-link" data-product-id="15271"> section 14-72</a>, shall apply:
               
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                  (1)
                  
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                  No encroachments, including fill, new construction, substantial improvements or new
                  development shall be permitted within a distance of 20 feet, each side, from top of
                  bank or five times the width of the stream, whichever is greater, unless certification
                  with supporting technical data by a registered professional engineer is provided demonstrating
                  that such encroachments shall not result in any increase in flood levels during the
                  occurrence of the base flood discharge.
                  
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                  (2)
                  
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                  The BFE used in determining the regulatory flood protection elevation shall be determined
                  based on the following criteria:
                  
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                  a.
                  
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                  When base flood elevation (BFE) data is available from other sources, all new construction
                  and substantial improvements within such areas shall also comply with all applicable
                  provisions of this chapter and shall be elevated or floodproofed in accordance with
                  standards in sections<a href="" data-chunk-id="PTIICOOR_CH14FLDAPR_ARTIIIPRFLHARE_S14-72GEST" class="section-link" data-product-id="15271"> 14-72</a> and<a href="" data-chunk-id="PTIICOOR_CH14FLDAPR_ARTIIIPRFLHARE_S14-73SPST" class="section-link" data-product-id="15271"> 14-73</a>.
                  
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                  b.
                  
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                  When floodway data is available from a federal, state, or other source, all new construction
                  and substantial improvements within floodway areas shall also comply with the requirements
                  of sections<a href="" data-chunk-id="PTIICOOR_CH14FLDAPR_ARTIIIPRFLHARE_S14-73SPST" class="section-link" data-product-id="15271"> 14-73</a> and<a href="" data-chunk-id="PTIICOOR_CH14FLDAPR_ARTIIIPRFLHARE_S14-76FLNCRAR" class="section-link" data-product-id="15271"> 14-76</a>.
                  
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                  c.
                  
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                  All subdivision, manufactured home park and other development proposals shall provide
                  base flood elevation (BFE) data if development is greater than five acres or has more
                  than 50 lots/manufactured home sites. Such base flood elevation (BFE) data shall be
                  adopted by reference in accordance with<a href="" data-chunk-id="PTIICOOR_CH14FLDAPR_ARTIINGE_S14-7BAESSPFLHAAR" class="section-link" data-product-id="15271"> section 14-7</a> and utilized in implementing this chapter.
                  
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                  d.
                  
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                  When base flood elevation (BFE) data is not available from a federal, state, or other
                  source as outlined above, the reference level shall be elevated or floodproofed (nonresidential)
                  to or above the regulatory flood protection elevation, as defined in<a href="" data-chunk-id="PTIICOOR_CH14FLDAPR_ARTIINGE_S14-5DE" class="section-link" data-product-id="15271"> section 14-5</a>. All other applicable provisions of<a href="" data-chunk-id="PTIICOOR_CH14FLDAPR_ARTIIIPRFLHARE_S14-73SPST" class="section-link" data-product-id="15271"> section 14-73</a> shall also apply.
                  
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               (Ord. No. 2007-4, art. 5, Â§ D, 9-12-2007)
               
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