Any sign hereafter erected or maintained shall conform with the provisions of this article and any other ordinance or regulations of the city.
The following types of signs and no other shall be permitted:
A. 
Official traffic signs.
B. 
Professional, accessory use or name signs indicating the name, profession or activity of the occupant of a dwelling and trespassing signs or signs indicating the private nature of a driveway or premises, provided that the area on one side of any such sign shall not exceed two square feet.
C. 
Identification signs for schools, churches, hospitals, clubs, lodges, estates or similar uses, provided that the area on one side of any such sign shall not exceed 12 square feet.
D. 
Real estate signs, including signs advertising the sale or rental of premises, provided that the area on one side of any such sign shall not exceed 12 square feet; and signs indicating the location and direction of premises in the process of development, provided that the area on one side of any such sign shall not exceed 24 square feet.
E. 
Temporary signs of contractors, architects, mechanics and artisans, provided that such signs shall be removed promptly upon completion of the work.
F. 
Business or industrial signs.
(1) 
In C-1 Retail Commercial Districts, C-2 General Commercial Districts, M-1 and M-2 Manufacturing Districts only, provided that:
(a) 
Such signs, except directional signs, are placed on the premises on which the use to which the sign relates is conducted; and
(b) 
The total area on one side of all such signs, placed on or facing any one street frontage of any one premises, shall not exceed 100 square feet or 15% of the overall surface of the wall facing such frontage, whichever is the greater.
(2) 
The size limitations herein prescribed may be exceeded only when authorized by the Board of Adjustment.
G. 
Professional or business signs in RLC Residence - Limited Commercial Districts relating to the use conducted on the premises, not exceeding 12 square feet in area. Such size limitation may be exceeded only when authorized by the Board of Adjustment as a variance. In addition, individual nameplates of not more than 144 square inches in area, indicating the name and profession or business of each of the occupants, may be erected flat against the wall of the building.
The following regulations shall apply to all permitted sign uses:
A. 
No sign shall be placed in such a position that it will cause danger to traffic on a street by obscuring the view of traffic or traffic directional or control signs.
B. 
No sign other than official traffic signs shall be erected within or shall project over the lines of any street or over a public sidewalk unless specifically authorized by other City ordinances or regulations.
C. 
No sign shall be of a flashing type.