Not more than one real estate sign, one building identification sign, and one security protection sign shall be permitted on any site area, unless such site is abutted by more than one street, in which case one of each such signs may be erected, installed, or maintained on each street frontage. Not more than one construction sign shall be permitted on any one site area. Signs pertaining to dining facilities shall not be permitted. (Ord. 80-O-1775, eff. 12-5-1980)