(620 ILCS 50/11) (from Ch. 15 1/2, par. 114)
    Sec. 11. "Airport hazard" means any structure, object of natural growth, or use of land, which obstructs the air space required for the flight of aircraft in landing or taking off at an airport or is otherwise hazardous to such landing or taking off.
(Source: Laws 1945, p. 594.)