Charleston, S.C., Zoning Ordinance § 54-351 Vision clearance requirements.
Sec. 54-351. - Vision clearance requirements.
Except as hereinafter provided, no fence, wall, shrubbery, sign, marquee, or other obstruction to vision between the heights of three (3) feet and fifteen (15) feet shall be permitted within the vision clearance triangle which shall be determined by measuring back fifteen (15) feet from the intersection of the rights-of-way of two streets or railroads or of a street intersection with a railroad right-of-way line and connecting the two points. Necessary traffic and directional signs shall not be included in this requirement.