(1) For the purpose of applying the spacing provided by subsection (2) of this section:
(a) Distances shall be measured lineally along the highway and parallel to the center line of the highway.
(b) A back-to-back sign, digital billboard, double-faced sign, V-type sign or tri-vision sign shall be considered one sign.
(c) Distance from an interchange shall be measured from a point departing from or entering onto the main traveled way.
(2) Except as provided in subsection (3) of this section, minimum spacing between outdoor advertising signs shall be:
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Minimum space
between signs Minimum
on same side space from
Type of highway of highway interchange
where erected (in feet) (in feet)
Interstate Highway
Inside cities 500 None
Outside cities 2,000 500
Freeway
Inside cities 500 None
Outside cities 1,000 500
Other state highway
Inside cities 100 None
Outside cities 500 None
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(3) A nonconforming outdoor advertising sign in existence on May 30, 2007, may continue to deviate from the spacing limitations established in this section until the sign is reconstructed or relocated, at which time the sign shall comply with the spacing limitations established in this section.