§ 270-10. Wall signs.

A. 

The use, kind, number, maximum area, maximum height and special regulations for all wall signs shall conform to § 270-23.

B. 

Combustible materials are permitted for signs with areas of up to 40 square feet, subject to all other restrictions contained herein. All signs of more than 40 square feet shall be incombustible. All illuminated signs shall be incombustible.

C. 

Wall signs projecting more than six inches over the street or property line and projecting signs of more than four square feet shall be constructed of incombustible material.

D. 

No wall sign shall cover wholly or partially any wall opening nor project beyond the ends or top of the wall to which it is attached. No wall sign shall be supported by an untraced parapet wall nor shall any sign be erected so as to project above the roof cornice, parapet wall or above the roof level where there is no roof cornice or parapet wall. No wall sign shall be located on any nonstructural wall or chimney which extends above the structural roof, except in the case of a parapet wall.

E. 

All wall signs shall be safely and securely attached to the building wall by means of metal anchors, bolts or expansion screws of not less than 3/8 inch in diameter embedded in said wall at least five inches; provided, however, that such signs may rest in or be bolted to strong, heavy metal brackets or saddles set not over six feet apart, each of which shall be securely fixed to the wall as provided herein. In no case shall any wall sign be secured with wire, strips of wood or nails. All metal supports and bracing members shall not be less than 3/16 inch thick.