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1 <br />M ej 010,15091_WMINT11 1/• <br />2. For subdivided lots of less than one (1) acre in area that existed prior to July 1, <br />1990. At such time as the county may create or cause to be brought into existence <br />a stormwater utility, or other entity charged with managing drainage concerns the <br />requirements of this section will apply for lots less than one (1) acre in area <br />existing prior to July 1, 1990, if the utility or entity has the authority to <br />compensate for fill added in floodplains by administering a program that causes <br />compensation for fill added on individual lots to be mitigated by contribution to <br />an off site mitigation fund for a central facility or facilities, owned by the county, <br />the stormwater utility, or other entity. <br />Those development projects, located in the St. John's Marsh and within either the <br />Terra Ceia, Holopaw, Delray, Canova, Gator or Floridian soil types (as described <br />in the United States Department of Agriculture Soil Conservation Service Soil <br />Survey of Indian River County, latest edition) for which a cut and fill waiver has <br />been granted by the board of county commissioners. The board of county <br />commissioners may, in its discretion, grant a waiver from the provisions of this <br />subsection upon the affirmative showing of the applicant, by means of a <br />competent engineering study, that the development project, as designed, will meet <br />all other requirements of the stormwater management and flood protection chapter <br />and will not create a material adverse impact on flood protection. <br />4. Development located within the Vero Lake Estates Municipal Services Taxing <br />Unit as referenced in Ordinance No. 84-81, for which a cut and fill waiver has <br />been granted by the board of county commissioners. The board of county <br />commissioners may, in its discretion, grant a waiver from the provisions of this <br />subsection upon the affirmative showing of the applicant, by means of a <br />competent engineering study, that the development project, as designed, will meet <br />all other requirements of the stormwater management and flood protection chapter <br />and will not create a material adverse impact on flood protection. <br />No structure or fill shall be permitted within the limits of the floodway of the St. Sebastian <br />River, South Prong except as provided by 93 0.07(2)(b) 14c. 1-3 &. <br />(e) No development will be allowed that poses a significant threat of releasing harmful <br />quantities of pollutants to surface waters or groundwaters during flooding. <br />(f) All construction within the Indian River County Coastal Building Zone shall be in <br />compliance with Chapter 402 of this Code, Coastal Construction Code. <br />(g) If fill is used for foundation support, the elevation of the soil support shall not be greater <br />than that which would result from the erosion reasonably anticipated as a result of the <br />design storm conditions. <br />(h) If any lot in a residential subdivision lies within a flood hazard zone, then the following <br />additional standards apply to approval of the plat: <br />Each lot must include a site suitable for constructing a residential building in <br />conformity with the standards of this chapter. <br />Coding: Words in strikethrough are deletions from existing law. Words underlined are additions. <br />\\Fileserver\Public\Community Development\Users\ROLAND\Miscellaneous\LDR\930.07 mech equip freeboard\930.07 LDR <br />amd 011603.DOC <br />