As used in this article, the following terms shall have the meanings indicated:
AIRPORT
Breckenridge-Wahpeton Interstate Airport located in Richland County, North Dakota, in the vicinity of Wahpeton, North Dakota, and the City of Breckenridge, Minnesota.
AIRPORT HAZARD
Any structure, tree or use of land which obstructs the airspace required for, or is otherwise hazardous to, the flight of aircraft in landing or taking off at the airport.
AIRPORT REFERENCE POINT
The point established as the approximate geographic center of the airport landing area and so designated on the Airport Zoning Map.
HEIGHT
For the purpose of determining the height limits in all zones set forth in this chapter and shown on the Zoning Map, the datum shall be mean sea level elevation unless otherwise specified.
NONCONFORMING USE
Any preexisting structure, tree, natural growth or use of land which is inconsistent with the provisions of this chapter or any amendment thereto.
PERSON
An individual, firm, partnership, corporation, company, association, joint-stock association or body politic, and includes a trustee, receiver, assignee, administrator, executor, guardian or other representative.
RUNWAY
The surface of an airport landing strip.
STRUCTURE
An object constructed or installed by man, including, but without limitation, buildings, towers, smokestacks and overhead transmission lines.
TREE
Any object of natural growth.