Altavista, Virginia · General provision

Sec. 86-882

Dimensional standards

Servicing

Geographic extent
Area within the 100-year floodplainFloodplainLand expected to flood at a stated frequency, where building carries extra conditions. that must carry the 100-year flood without increasing water surface elevation more than one foot at any point.

Uses

Extracted standards

8 individual requirements pulled out of this section’s prose, each with the sentence it came from.

Other

  • Watercourse alteration permits

    Permits from US Army Corps of Engineers and Virginia Marine Resources Commission required for alteration.

  • Manufactured homes must be elevated on permanent foundation and anchored.

  • Elevation of lowest floor

    Structures must be elevated to or above base flood elevation.

  • No increase in 100-year flood elevation

    No encroachments permitted unless demonstrated no increase in 100-year flood elevation.

  • Site plan information

    Applications must include lowest floor elevation, floodproofing elevation, 100-year flood elevation, and topographic info.

  • Substantial improvement threshold

    Improvements less than 50% of market value must be elevated/floodproofed; 50% or more must comply with building code.

  • Recreational vehicle restrictions

    Recreational vehicles must be on site fewer than 180 days and licensed, or meet elevation requirements.

  • Zoning permit required

    All uses, activities, and development require a zoning permit.

From the ordinance

In the floodway district, no encroachments, including fill, new construction, substantial improvements, or other development shall be permitted unless it has been demonstrated through hydrologic and hydraulic analyses performed in accordance with standard engineering practice that the proposed encroachment would not result in any increase in the 100-year flood elevation.
Sec. 86-882