The purpose of this chapter is to establish and describe the purpose of zoning classifications utilized in this title, and to establish maps which depict the geographic allocation of those zoning classifications throughout the city. (Ord. 2053 § 3 (Exh. C), 2010; Ord. 1946 § 2, 2005; Ord. 1815 § 1, 2000; Ord. 1685, 1997; Ord. 1629 § 1, 1996).