§ 157.035 ESTABLISHMENT AND DESIGNATION.
   The city is divided into nine zoning districts as shown on the zoning map. These districts are designated as follows:
   R-1 Low-Density Residential Districts
   R-2 Medium-Density Residential Districts
   R-3 High-Density Residential Districts
   B-1 Central Business Districts
   B-2 General Business Districts
   B-3 Neighborhood Business districts
   I-1 Light Industrial Districts
   I-2 Heavy industrial Districts
   PD Planned-Development Districts
(Ord. 920.1, passed - - )