A. All rezoning and/or development in the R-.5 residential zone district shall require the establishment of a planned unit development pursuant to the procedure set forth in Chapter 15.54 of this title.

B. Minimum requirements:

1. Lot area, 17,000 square feet;

2. Front yard, twenty-five (25) feet;

3. Rear yard, twenty (20) feet;

4. Side yard, twenty (20) feet.

C. Maximum dwelling units per gross acre shall be two.

D. No structure shall be permitted on land located in a floodway or area of special flood hazard as defined in Chapter 12.16 of this code. (Ord. 1990-52 § 2; Ord. 1987-1 § 1(S) (part), (V), (W) (part); prior code § 5-2-4(F)(5))