A sign shall not be erected in a manner that would confuse or obstruct the view of or interfere with exit signs required by Chapter 10 or with official traffic signs, signals or devices. Signs and sign support structures, together with their supports, braces, guys and anchors, shall be kept in repair and in proper state of preservation. The display surfaces of signs shall be kept neatly painted or posted at all times.
The following signs are exempt from the requirements to obtain a permit before erection:
1.Painted nonilluminated signs.
2.Temporary signs announcing the sale or rent of property.
3.Signs erected by transportation authorities.
4.Projecting signs not exceeding 2.5 square feet (0.23 m2).
5.The changing of moveable parts of an approved sign that is designed for such changes, or the repainting or repositioning of display matter shall not be deemed an alteration.