10.1600 Central Business Overlay (CB): Basic Regulations.
Signs shall be permitted as follows in the CB district:
(1) Ground Signs: Each parcel of land is permitted one ground sign per street frontage, subject to the following limitations:
(a) Maximum Height: 20 feet
(b) Maximum Square Footage: 150 square feet per sign
(c) Minimum Setback: May not project into public right-of-way
(d) Electronic Message Signs are permitted, except where within the Historic Overlay District, as a ground sign subject to the following limitations:
(i) Each parcel of land is permitted one (1) electronic message sign if the sign is 150 feet or farther from any residential zoning district.
(ii) All text displayed on an electronic message sign must be static for a minimum of five seconds. The continuous scrolling of text is prohibited. This restriction shall not apply to animated images and images which move, or give the appearance of movement.
(iii) All electronic message signs shall have automatic dimming capabilities that adjust the brightness to the ambient light at all times of day and night.
(iv) The conversion of an existing, conforming ground sign to an electronic message sign is permitted.
(v) The conversion of an existing, nonconforming ground sign to an electronic message sign is prohibited.
(2) Wall Signs: Wall signs are permitted, subject to the following limitations:
(a) Principal Facade: The aggregate area of all signs shall not exceed one and one-half square feet for each linear foot of business frontage, except if the building is set back more than 20 feet from the right-of-way, in which case the aggregate area of all signs shall not exceed two square feet for each linear foot of business frontage. No part of any sign shall be higher than the building height as defined in Section 10.705.
(b) Secondary Facade: The aggregate area of all signs shall be limited in area to two square feet for each linear foot of business frontage and shall be placed flat against the building supporting the sign. No part of any sign shall be higher than the building height as defined in Section 10.705.
(c) Second Story and Basement Enterprises or Uses: Second story and basement enterprises or uses, which are maintained exclusively on a floor other than that on the street floor, shall be entitled to additional sign area equal to 60% of the sign area authorized above for each facade. No part of any sign shall be higher than the building height as defined in Section 10.705.
(d) Electronic Message Signs are permitted, except where within the Historic Overlay District, as a primary or secondary façade wall sign subject to the following limitations:
(i) The electronic message sign or electronic reader board must be 150 feet, or farther, from any residential zoning district.
(ii) All text displayed on an electronic message sign must be static for a minimum of five seconds. The continuous scrolling of text is prohibited. This restriction shall not apply to animated images and images which move, or give the appearance of movement.
(iii) All electronic message signs shall have automatic dimming capabilities that adjust the brightness to the ambient light at all times of day and night.
(iv) The conversion of an existing, conforming wall sign to an electronic message sign is permitted.
(v) The conversion of an existing, nonconforming wall sign to an electronic message sign is prohibited.
(3) Projecting Signs: Signs not exceeding 20 square feet are permitted.
(4) Awning/Canopy/Marquee Signs: Signs not exceeding 20 square feet placed flat on a marquee, awning, or canopy are permitted.