Orange County NC Website
Browse       Search
Article 6: Development Standards <br /> Section 6.21: Flood Regulations <br /> <br /> <br />Orange County, North Carolina – Unified Development Ordinance Page 6-155 <br /> <br />(e) All service facilities such as electrical and heating equipment, shall be <br />installed in accordance with this Section; <br />(f) Openings to relieve hydrostatic pressure during a flood shall be provided <br />conforming to the requirements of this Section; <br />(g) An accessory structure with any dimension that is 12 feet or less in <br />height, width, or depth does not require an elevation or flood proofing <br />certificate. Elevation or flood proofing certifications are required for all <br />other accessory structures according to Section 2.6.4; and <br />(h) The accessory structure shall meet all zoning and building code <br />requirements. 42 <br />(8) Additions/Improvements <br />(a) Where a fire wall or independent perimeter load-bearing wall is provided <br />between the addition and the existing building, the addition(s) shall be <br />considered a separate building and only the addition need comply with <br />the standards for new construction. <br />(b) Pre-FIRM Structures <br />(i) For additions and/or improvements, in combination with any <br />interior modifications to the existing structure, that are not <br />considered a substantial improvement, as defined, and do not <br />require a zoning or building permit, the addition and/or <br />improvements shall be designed to minimize flood damages and <br />shall not be any more non-conforming than the existing structure. <br />(ii) For additions and/or improvements, in combination with any <br />interior modifications to the existing structure, that are <br />considered a substantial improvement as defined, requiring a <br />zoning or building permit, both the existing structure and the <br />addition and/or improvements shall comply with the standards for <br />new construction. <br />(c) Post-FIRM Structures <br />(i) Additions to post-FIRM structures with no modifications to the <br />existing structure shall require only the addition to comply with <br />the standards for new construction. <br />(ii) For additions and/or improvements, in combination with any <br />interior modifications to the existing structure, that are not <br />considered a substantial improvement, the addition and/or <br />improvements only must comply with the standards for new <br />construction. <br />(iii) For additions and/or improvements, in combination with any <br />interior modifications to the existing structure, that are <br />considered a substantial improvement, both the existing <br />structure and the addition and/or improvements must comply <br />with the standards for new construction. <br />(d) 43Any combination of repair, reconstruction, rehabilitation, addition or <br />improvement of a building or structure taking place during a five year <br /> <br />42 Staff is recommending deleting existing language governing accessory structures.  As we do not allow new  <br />development within the Special Flood Hazard Area it makes no sense to have a section implying an accessory  <br />structure could be erected within the area in the first place.  <br />43 This provision is optional, but will be required for flood insurance policy holders to be eligible for Increased Cost  <br />of Compliance (ICC) benefits for repetitive losses.  From staff’s perspective the addition of this standard is essential  <br /> 147