Article IV, Sec. 27-106, 27-110
Dimensional standards
Servicing
- Applies near
- Flood Insurance Rate Map
- Geographic extent
- Areas identified as Zone A, AE, AH, AO, A99, VE, V, or X (Shaded) on the Flood Insurance Rate Map (FIRM) and Flood Insurance Study (FIS) for the Town of Culpeper, Virginia, and any subsequent revisions.
Uses
Extracted standards
11 individual requirements pulled out of this section’s prose, each with the sentence it came from.
Floodplain
- AccessoryAccessory useA secondary activity customarily incidental to the main use of the lot — a garage, a home office. structure maximum floor area600 sqftsq ftSquare feet. An acre is 43,560 sq ft; a typical suburban lot is 7,000–10,000.
Accessory structures ... shall be limited to no more than six hundred (600) square feet in total floor area.
- Flood openings requirements
Provide a minimum of two (2) openings on different sides of each enclosed area subject to flooding. The total net area of all openings must be at least one (1) square inch for each square foot of enclosed area subject to flooding. The bottom of all required openings shall be no higher than one (1) foot above the adjacent grade.
- Floodway encroachment restriction
Within any floodway area, no encroachments, including fill, new construction, substantial improvements, or other development shall be permitted unless it has been demonstrated through hydrologic and hydraulic analysis ... that the proposed encroachment will not result in any increase in flood levels within the community during the occurrence of the base flood discharge.
- Lowest floor elevation (with BFE)18 inches above BFE
New construction or substantial improvement of any residential structure (including manufactured homes) in zones A1-30, AE, and A with detailed base flood elevations shall have the lowest floor, including basement, elevated to or above the base flood level plus eighteen (18) inches.
- Lowest floor elevation (no BFE)2 feet above highest adjacent grade
In areas where no base flood elevation has been determined, the lowest floor shall be elevated at least two feet above the highest adjacent grade.
Manufactured homes shall be anchored to prevent flotation, collapse, or lateral movement. Methods of anchoring may include, but are not limited to, use of over-the-top or frame ties to ground anchors.
- Nonresidential floodproofing2 feet above BFE
Nonresidential buildings ... may be floodproofed ... water tight with walls substantially impermeable ... below the elevation corresponding to the BFE plus two (2) feet.
The special flood hazard districts are established as overlay districts. All land within the special flood hazard districts is subject to the requirements of this article in addition to the requirements of the underlying zoning district.
- Permit required
No person shall engage in any development, construction, reconstruction, alteration, or improvement of any structure or land located within a special flood hazard area without first obtaining a zoning permit from the floodplain administrator.
- Recreational vehicle placement
All recreational vehicles placed on sites must either be on the site for fewer than one hundred eighty (180) consecutive days, be fully licensed and ready for highway use; or meet all the requirements for manufactured homes.
- Subdivision base flood elevation data
Base flood elevation data shall be obtained from other sources or developed using detailed methodologies ... for subdivision proposals and other proposed development proposals (including manufactured home parks and subdivisions) that exceed fifty (50) lots or five (5) acres, whichever is the lesser.
From the ordinance
The special flood hazard areas are those areas identified as Zone A, AE, AH, AO, A99, VE, V, or X (Shaded) on the FIRM... New construction ... shall have the lowest floor elevated to or above the base flood level plus eighteen (18) inches.