Wake Forest Unified Development Ordinance - July 2022

Erosion, Flood, Stormwater & Watershed Standards 12.4 Flood Damage Prevention


Franklin County, with accompanying maps and other supporting data are adopted by reference and declared to be part of this ordinance. 3. A professional evaluation shall be provided of the potential changes in the Special Flood Hazard Area elevation caused by the obstruction, encroachment, alteration, or relocation of areas identified to have flood hazard soils by Wake County with a total drainage area of more than 5 acres. E. General Development Restrictions: In general, no new development is allowed in the Special Flood Hazard Areas unless one or more of the following are met: 1. The property/use is exempted from this requirement as identified in Section 12.4.1.C; 2. The development is for roads, greenways, pedestrian crossings, park-related equipment, or public utilities and facilities such as wastewater, gas, electrical, and water systems that are located and constructed to minimize flood damage. Structures for pedestrian crossings (e.g., footbridges, etc.), playground equipment, and other similar items may be permitted if the applicant provides certification by a Professional Engineer, architect, or landscape architect that these encroachments will not result in an increase in flood levels during the base flood. F. Warning and Disclaimer of Liability: The degree of flood protection required by this ordinance is considered reasonable for regulatory purposes and is based on scientific and engineering consideration. Floods larger than those considered by this ordinance can and will occur on rare occasions. Actual flood heights may be increased by man- made or natural causes. This ordinance does not imply that land outside the Special Flood Hazard Areas or uses permitted within such areas will be free from flooding or flood damages. This ordinance shall not create liability on the part of the Town of Wake Forest or by any officer or employee thereof for any flood damages that result from reliance on this ordinance or any administrative decision lawfully made hereunder. G. Definitions: Definitions specific to the application and administration of the provisions for flood damage reduction in this section shall be indicated as such in Chapter 17 with the parenthetical note “ (Floodplain Development) ”. All other terms in this section shall be defined according to their standard definition in Chapter 17, or if not listed, shall have their everyday meaning as determined by their dictionary definition. General Standards: In all Special Flood Hazard Areas the following provisions are required: 1. All new construction and substantial improvements shall be designed (or modified) and adequately anchored to prevent flotation, collapse, and lateral movement of the structure. 2. All new construction and substantial improvements shall be constructed with materials and utility equipment resistant to flood damage. 3. All new construction and substantial improvements shall be constructed by methods and practices that minimize flood damages. 4. Electrical, heating, ventilation, plumbing, air conditioning equipment, and other service facilities shall be designed and/or located to prevent water from entering or accumulating within the components during conditions of flooding. These include, but are not limited to, HVAC equipment, water softener units, bath/kitchen fixtures, ductwork, electric/gas meter panels/boxes, utility/cable boxes, appliances (washers, dryers, refrigerators, freezers, etc.), hot water heaters, and electric outlets/switches.

12.4.2. Provisions For Flood Hazard Reduction A.

Town of Wake Forest Unified Development Ordinance – July 19, 2022


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