Sec 42-480

Floodplain

• Existing structures must conform when changed

  Any structure or use of a structure or premises must be brought into conformity with these provisions when it is changed, repaired, or improved unless one of the following exceptions is established before the change is made:

• Exception: changes less than 50% of structure value in 5 years50 pct

  The change, when added to all the changes made during a rolling five-year period, does not constitute 50 percent of the structure's value;

• Exception: compliance with ordinance and VA USBC

  The change complies with this ordinance and the VA USBC;

• Exception: required for health or safety violation

  The changes are required to comply with a citation for a health or safety violation;

• Exception: historicHistoric districtAn area where exterior changes need design review to protect its character. structure

  The structure is a historic structure and the change required would impair the historic nature of the structure.

• Exception: no new noncompliant square footage

  No new square footage is being built in the floodplain that is not compliant;

• Exception: no new square footage in floodway

  No new square footage is being built in the floodway;

• Exception: not substantial repair or improvement

  The change is not a substantial repair or substantial improvement;