Primary intended use. The O-B District is designed for offices for business, executive or administrative purposes as well as offices for physicians, dentists, architects, engineers, attorneys, accountants and like professional uses. This zone also permits one-family structures.
1.
All public buildings owned or leased by any unit of the government or public utility, but the procedure set forth in Subsection 21-10.2q must be followed.
2.
Public parks and public playgrounds.
5.
Buildings may contain only one dwelling unit located on the upper floors where the ground floor is used for a nonresidential use as permitted in this subsection. The lot containing such a permitted mixed-use shall be no less than 11,250 square feet in area.