[Amended 3-26-2001 by Ord. No. 691, approved 3-26-2001]
Structures existing in any identified flood-prone
area prior to the enactment of this chapter, but which are not in
compliance with these provisions, may continue to remain, subject
to the following:
A.
Existing structures located in any designated floodway
area shall not be expanded or enlarged unless the effect of the proposed
expansion or enlargement on the one-hundred-year flood heights is
fully offset by accompanying improvements.
B.
Any modification, alteration, reconstruction, or improvement
of any kind to any existing structure, to an extent or amount of less
than 50% of its market value, shall be elevated and/or floodproofed
to the greatest extent possible.
C.
Any modification, alteration, reconstruction, or improvement
of any kind to an existing structure, to an extent or amount of 50%
or more of its market value, shall be considered a substantial improvement
and shall be undertaken only in full compliance with the provisions
of this chapter.
