A finished side of all fences shall face off site. Razor wire, concertina wire, barbed wire, and similar fencing materials shall be prohibited in, and directly adjacent to, all Residential districts and uses, including those separated by a public right-of-way.
Fences may be placed across easements but may not block or impede the flow of drainage. Any fences placed across easements may be removed at the owner's expense.
Fences over 6' tall will require a building permit.
Within each District, Fences and non-Building Walls must comply with applicable standards in Tables 4.3.1-A - 4.3.1-U (District Standards). All regulations regarding fences and walls are located in Article 4.3.6 of the Columbia Zoning Ordinance