The following definitions shall apply in this article unless the context clearly indicates otherwise:
A truck of a fire department, a police or sheriff’s department, a public or private ambulance service that has the proper state permits, the city that it uses for emergency services, a private individual who is a member of a volunteer fire department or volunteer emergency medical services department and who uses the truck in responding to emergencies, and the city, the state, any political subdivision of the state, or any utility providing public utility service that is engaged in a bona fide emergency utility service.
Every vehicle that is self-propelled.
Every motor vehicle designed, used, or maintained primarily for the transportation of property or drawing other vehicles that carry property with an overall gross weight, including trailer, of 20,000 pounds or greater, or with a gross cargo weight rating of 20,000 pounds or greater, and excluding all authorized emergency trucks.
Every device in, upon, or by which any person or property is or may be transported or drawn upon a roadway, except devices moved by human power or used exclusively upon stationary rails or tracks.
(1995 Code, sec. 150.060)