The intended use of standard zoning districts is to delineate areas of existing land use and development character so as to afford those areas the regulations necessary to maintain their essential qualities and to assure that any additional development will be in keeping with that which has already been established. For the purposes of this Zoning Code, the city is hereby divided into the following standard zoning districts:
(a) R-1 Residential;
(b) R-1-A Residential;
(c) R-2 Residential;
(d) R-3 Residential;
(e) B-1 Neighborhood Business;
(f) B-2 General Business;
(g) B-3 Highway Service Business;
(h) OS-1 Office Service;
(i) I-1 Light Industrial and Manufacturing; and
(j) I-2 Heavy Industrial and Manufacturing.
(Ord. 1-91, passed 3-4-1991; Ord. 51-2001, passed 3-18-2002)