§ 152.29 FLOOD RESISTANT DEVELOPMENT OF BUILDINGS AND STRUCTURES.
   (A)   Design and construction of buildings, structures and facilities exempt from the Florida Building Code. Pursuant to § 152.24(C) of the Floodplain Regulations, buildings, structures, and facilities that are exempt from the Florida Building Code, including substantial improvement or repair of substantial damage of such buildings, structures and facilities, shall be designed and constructed in accordance with the flood load and flood resistant construction requirements of ASCE 24. Structures exempt from the Florida Building Code that are not walled and roofed buildings shall comply with the requirements of § 152.35 of the Floodplain Regulations.
   (B)   Buildings and structures seaward of the coastal construction control line. If extending, in whole or in part, seaward of the coastal construction control line and also located, in whole or in part, in a flood hazard area:
      (1)   Buildings and structures shall be designed and constructed to comply with the more restrictive applicable requirements of the Florida Building Code, Building Section 3109 and Section 1612 or Florida Building Code, Residential Section R322.
      (2)   Minor structures and non-habitable major structures as defined in section 161.54, F.S., shall be designed and constructed to comply with the intent and applicable provisions of the Floodplain Regulations and ASCE 24.
   (C)   Specific methods of construction and requirements. Pursuant to Broward County Administrative Provisions for the Florida Building Code, the following specific methods of construction and requirements apply in all areas of the city:
      (1)   Minimum elevation.
         (a)   Residential buildings. New construction and substantial improvement of residential buildings shall have the lowest floor, including basement, elevated to or above the base flood elevation, plus one foot or at least 18 inches above the highest point of the crown of all existing streets adjacent to the plot upon which all other buildings are located, whichever results in the highest elevation.
         (b)    Nonresidential buildings. New construction and substantial improvement of nonresidential buildings shall have the lowest floor, including basement, elevated or dry floodproofed to or above the elevation required in the Florida Building Code, Building or at least six inches above the highest point of the crown of all existing streets adjacent to the plot upon which all other buildings are located, whichever results in the highest elevation.
         (c)   Critical facilities buildings. New construction and substantial improvement of critical facilities buildings shall have the lowest floor, including basement, elevated or dry flood-proofed to or above the base flood elevation plus two feet, or the 500-year flood elevation, or at least 18 inches above the highest point of the crown of all existing streets adjacent to the plot upon which all other buildings are located, whichever results in the highest elevation.
      (2)   Limitations on enclosed areas below elevated buildings. For buildings in special flood hazard areas, the following limitations apply to enclosed areas below elevated buildings:
         (a)   Access shall be the minimum necessary to allow for only parking of vehicles (garage door), limited storage of maintenance equipment in connection with the premises (standard exterior door), or entry to the living area (stairway or elevator).
         (b)   The interior portion shall not be temperature controlled, partitioned, or finished into separate rooms.
(Ord. 2014-41, passed 5-27-14; Am. Ord. 2015-78, passed 9-8-15; Am. Ord. 2018-43, passed 2-27-18; Am. Ord. 2019-18, passed 1-8-19)