<div class="chunk-title">Sec. 34-72. - Specific standards.</div>
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               In all areas of special flood hazard where base flood elevation data has been provided,
               as set forth in<a href="" data-chunk-id="PTIICOOR_CH34FL_ARTIINGE_S34-8BAESARSPFLHA" class="section-link" data-product-id="14529"> section 34-8</a> or<a href="" data-chunk-id="PTIICOOR_CH34FL_ARTIIAD_S34-37SAUTRE" class="section-link" data-product-id="14529"> 34-37</a>(10), the following provisions are required:
               
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                  (1)
                  
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                  <span class="ital">Residential construction.</span> New construction or substantial improvement of any residential structure shall have
                  the lowest floor, including basement, elevated no lower than the base flood elevation.
                  Should solid foundation perimeter walls be used to elevate a structure, openings sufficient
                  to facilitate the unimpeded movements of floodwaters shall be provided.
                  
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                  (2)
                  
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                  <span class="ital">Nonresidential construction.</span> New construction or substantial improvement of any commercial, industrial or nonresidential
                  structure shall have the lowest floor, including basement, elevated no lower than
                  the level of the base flood elevation. Structures located in zone A may be floodproofed
                  in lieu of elevation, provided that all areas of the structure below the required
                  elevation are watertight with walls substantially impermeable to the passage of water,
                  using structural components having the capability of resisting hydrostatic and hydrodynamic
                  loads and the effect of buoyancy. A registered professional engineer or architect
                  shall certify that the standards of this subsection are satisfied. Such certification
                  shall be provided to the official as set forth in<a href="" data-chunk-id="PTIICOOR_CH34FL_ARTIIAD_S34-39APDEPECERE" class="section-link" data-product-id="14529"> section 34-39</a>(b)(5).
                  
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                  (3)
                  
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                  <span class="ital">Manufactured homes.</span>
                  
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                  a.
                  
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                  Manufactured homes that are placed or substantially improved on sites:
                  
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                  1.
                  
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                  Outside a manufactured home park or subdivision;
                  
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                  2.
                  
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                  In a new manufactured home park or subdivision;
                  
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                  3.
                  
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                  In an expansion to an existing manufactured home park or subdivision; or
                  
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                  4.
                  
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                  In an existing manufactured home park or subdivision on which a manufactured home
                  has incurred substantial damage as the result of a flood;
                  
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                  must be elevated on a permanent foundation such that the lowest floor of the manufactured
                  home is elevated no lower than two feet above the base flood elevation and is securely
                  anchored to an adequately anchored foundation system to resist flotation, collapse
                  and lateral movement.
                  
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                  b.
                  
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                  Manufactured homes that are to be placed or substantially improved on sites in an
                  existing manufactured home park or subdivision that are not subject to the provisions
                  or subsection (3)a of this section must be elevated so that the lowest floor of the
                  manufactured home is elevated no lower than two feet above the base flood elevation
                  and be securely anchored to an adequately anchored foundation to resist flotation,
                  collapse and lateral movement.
                  
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                  c.
                  
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                  Manufactured homes shall be anchored to prevent flotation, collapse or lateral movement.
                  For the purpose of this requirement, manufactured homes must be anchored to resist
                  flotation, collapse or lateral movement in accordance with the regulations for mobile
                  homes and modular housing adopted by the commissioner of insurance pursuant to G.S.
                  143-143.15. Additionally, when the elevation would be met by an elevation of the chassis
                  at least 36 inches or less above the grade at the sight, the chassis shall be supported
                  by reinforced piers or other foundation elements of at least equivalent strength.
                  When the elevation of the chassis is above 36 inches in height, an engineering certification
                  is required.
                  
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                  d.
                  
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                  An evacuation plan must be developed for evacuation of all residents of all new, substantially
                  improved or substantially damaged manufactured home parks or subdivisions located
                  within floodprone areas. This plan shall be filed with and approved by the local administrator
                  and the local emergency management coordinator.
                  
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                  (4)
                  
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                  <span class="ital">Recreational vehicles.</span> A recreational vehicle is ready for highway use if it is on wheels or jacking system,
                  is attached to the site only by quick disconnect type utilities and security devices,
                  and has no permanently attached additions. Recreational vehicles placed on sites shall
                  either:
                  
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                  a.
                  
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                  Be on site for fewer than 180 consecutive days;
                  
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                  b.
                  
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                  Be fully licensed and ready for highway use; or
                  
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                  c.
                  
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                  Meet the requirements of sections<a href="" data-chunk-id="PTIICOOR_CH34FL_ARTIIAD_S34-39APDEPECERE" class="section-link" data-product-id="14529"> 34-39</a> and<a href="" data-chunk-id="PTIICOOR_CH34FL_ARTIIIFLHARE_S34-71GEST" class="section-link" data-product-id="14529"> 34-71</a> and subsection (3) of this section.
                  
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                  (5)
                  
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                  <span class="ital">Elevated buildings.</span> New construction or substantial improvements of elevated buildings that include fully
                  enclosed areas that are usable solely for the parking of vehicles, building access
                  or storage in an area other than a basement and which are subject to flooding shall
                  be designed to preclude finished living space and be designed to automatically equalize
                  hydrostatic flood forces on exterior walls by allowing for the entry and exit of floodwaters.
                  
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                  a.
                  
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                  Designs for complying with this requirement must be certified by a professional engineer
                  or architect or meet the following minimum criteria:
                  
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                  1.
                  
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                  A minimum of two openings having a total net area of not less than one square inch
                  for every square foot of enclosed area subject to flooding shall be provided;
                  
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                  2.
                  
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                  The bottom of all openings shall be no higher than one foot above grade; and
                  
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                  3.
                  
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                  Openings may be equipped with screens, louvers, valves or other coverings or devices,
                  provided they permit the automatic flow of floodwaters in both directions.
                  
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                  b.
                  
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                  Access to the enclosed area shall be the minimum necessary to allow for parking of
                  vehicles, garage doors, or limited storage of maintenance equipment used in connection
                  with the premises' standard exterior door, or entry to the living area, stairway or
                  elevator.
                  
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                  c.
                  
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                  The interior portion of such enclosed area shall not be partitioned or finished into
                  separate rooms, except to enclose storage areas.
                  
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                  (6)
                  
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                  <span class="ital">Temporary structures.</span> Prior to the issuance of a development permit for a temporary structure, the following
                  requirements must be met:
                  
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                  a.
                  
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                  All applicants must submit to the local administrator a plan for the removal of such
                  structure in the event of a hurricane or flash flood notification. The plan must include
                  the following information:
                  
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                  1.
                  
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                  The name, address, and phone number of the individual responsible for the removal
                  of the temporary structure;
                  
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                  2.
                  
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                  The time frame prior to the event at which a structure will be removed;
                  
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                  3.
                  
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                  A copy of the contract or other suitable instrument with a trucking company to ensure
                  the availability of removal equipment when needed; and
                  
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                  4.
                  
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                  Designation, accompanied by documentation of a location outside the floodplain to
                  which the temporary structure will be moved.
                  
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                  b.
                  
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                  The above information shall be submitted in writing to the local administrator for
                  review and written approval.
                  
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                  (7)
                  
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                  <span class="ital">Accessory structure.</span> When accessory structures (sheds, detached garages, etc.) with a value of $3,000.00
                  or less are to be placed in the floodplain, the following criteria shall be met:
                  
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                  a.
                  
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                  Accessory structures shall not be used for human habitation.
                  
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                  b.
                  
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                  Accessory structures shall be designed to have low flood damage potential.
                  
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                  c.
                  
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                  Accessory structures shall be firmly anchored in accordance with<a href="" data-chunk-id="PTIICOOR_CH34FL_ARTIIIFLHARE_S34-71GEST" class="section-link" data-product-id="14529"> section 34-71</a>(1).
                  
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                  d.
                  
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                  Service facilities, such as electrical and heating equipment, shall be elevated in
                  accordance with<a href="" data-chunk-id="PTIICOOR_CH34FL_ARTIIIFLHARE_S34-71GEST" class="section-link" data-product-id="14529"> section 34-71</a>(4).
                  
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                  e.
                  
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                  The interior portion of such enclosed area shall not be partitioned or finished into
                  separate rooms except to enclose storage areas.
                  
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                  (8)
                  
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                  <span class="ital">Floodways.</span> Located within areas of special flood hazard established in<a href="" data-chunk-id="PTIICOOR_CH34FL_ARTIINGE_S34-8BAESARSPFLHA" class="section-link" data-product-id="14529"> section 34-8</a> are areas designated as floodways. The floodway is an extremely hazardous area due
                  to the velocity of floodwaters which carry debris and potential projectiles and has
                  erosion potential. The following provisions shall apply within such areas:
                  
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                  a.
                  
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                  No encroachment, including fill, new construction, substantial improvements and other
                  developments, shall be permitted unless it has been demonstrated through hydrologic
                  and hydraulic analysis performed in accordance with standard engineering practice
                  that the proposed encroachment would not result in any increase in the flood levels
                  during the occurrence of the base flood. Such certification and technical data shall
                  be presented to the local administrator.
                  
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                  b.
                  
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                  If subsection (6)a of this section is satisfied, all new construction and substantial
                  improvements shall comply with all applicable flood hazard reduction provisions of
                  this article.
                  
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                  c.
                  
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                  No manufactured homes shall be permitted except in an existing manufactured homes
                  park or subdivision. A replacement manufactured home may be placed on a lot in an
                  existing manufactured home park or subdivision, provided the anchoring standards and
                  the elevation standards of this section are met.
                  
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            <p class="historynote0">
               (Code 1993, Â§ 34-72; Ord. of 6-4-1991(1), art. 5, Â§ B; Ord. of 6-4-1991(2))
               
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