a. Users of streets within the City boundaries and under the jurisdiction of the City of Phoenix; and

b. Unless the term is otherwise specifically defined the use of the term "truck" in this division shall mean those vehicles with motive power, other than buses and recreational vehicles, having three or more axles and measuring thirty-six feet or longer in overall length, including truck and load, which are designed and used primarily for carrying property other than the effects of the driver. (Ord. No. G-2130, § 2; Ord. No. G-2917, § 1)