Article 8A, Sections 8A-5-1.5 and 8A-5-1.6
Dimensional standards
Servicing
- Geographic extent
- Special Flood Hazard Area (SFHA) as delineated on the Flood Insurance Rate Map (FIRM) for Culpeper County, including Zones A, AE, AH, and A1-30 where applicable.
Extracted standards
12 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 floodplainFloodplainLand expected to flood at a stated frequency, where building carries extra conditions. requirements
Accessory structures ... shall not be used for human habitation, be usable only for parking or limited storage, be constructed with flood damage-resistant materials, be anchored, have electrical and mechanical equipment elevated, and have flood openings.
- Flood opening net area ratio1 sqin/sqftsq ftSquare feet. An acre is 43,560 sq ft; a typical suburban lot is 7,000–10,000.
total net area of all openings must be at least one (1) square inch for each square foot of enclosed area subject to flooding.
- Floodproofing elevation (non-residential)2 ft
floodproofed ... to the elevation corresponding to the BFE plus two feet.
- Manufactured homeManufactured homeA dwelling built in a factory to a federal standard and transported to the site. elevation requirement1.5 ft
all manufactured homes ... must meet all the requirements for new construction, including the elevation and anchoring requirements.
- Maximum heightMaximum heightThe tallest a building may be, given in feet, in storeys, or both — whichever binds first. of flood opening bottom above grade1 ft
The bottom of all required openings shall be no higher than one (1) foot above the adjacent grade.
- Minimum number of flood openings per enclosed area2 count
Provide a minimum of two openings on different sides of each enclosed area subject to flooding.
- Minimum lowest floor elevation (residential)1.5 ft
lowest floor, including basement, elevated to or above the base flood level plus eighteen (18) inches.
- Minimum lowest floor elevation (non-residential)1.5 ft
lowest floor, including basement, elevated to or above the base flood level plus eighteen (18) inches.
- Recreational vehicle maximum stay without compliance180 days
Recreational vehicles placed on sites shall either be on the site for fewer than 180 consecutive days ... or meet the permit requirements.
Other
- Base flood elevation data required for subdivisions5 acresacre43,560 square feet — about the size of an American football field without the end zones.
Base flood elevation data shall be obtained ... for subdivision proposals ... that exceed fifty lots or five acres, whichever is the lesser.
- Maximum lot size for varianceVariancePermission to depart from a specific dimensional rule, granted on a showing of hardship.1 acresacre43,560 square feet — about the size of an American football field without the end zones.
Variances may be issued ... for new construction ... on a lot of one acre or less in size.
- Substantial improvement threshold50 pct
the change, when added to all the changes made during a rolling 5-year period does not constitute 50% of the structure's value.
From the ordinance
New construction or substantial improvement of any residential structure ... shall have the lowest floor, including basement, elevated to or above the base flood level plus eighteen (18) inches.