(A) Generally. Temporary mobile signs shall be permitted, provided that:
(1) There shall not be more than one temporary sign per lot;
(2) A temporary sign shall not exceed 32 square feet in display area;
(3) Temporary signs shall be for temporary use only, not to exceed 30 days in any calendar year, a 12-month period of time, following the issuance of a temporary sign permit, provided, however, that the holder of a temporary sign permit may apply for a 30-day extension;
(4) Exposed lamps on temporary signs shall be covered with a wire mesh, or similar material, so that an exposed electrical socket cannot be accidentally touched. Lamps shall not exceed 50 watts and shall be of the incandescent type only; and
(5) Flashing arrows and directional indicators shall be prohibited.
(B) Special signs.
(1) Signs of a special nature, such as temporary signs, historical markers and public service signs, shall be authorized as conditional uses. Other signs, such as governmental signs or public right-of-way signs, shall be exempt from the sign provisions.
(2) Regulations are as follows.
(a) Procedure. Special signs not covered herein shall be considered on an individual basis by the Commission and shall be authorized only upon the showing of a special, demonstrated need not provided for elsewhere in this chapter, and shall be in the public interest.
(b) Standards for special signs.
1. Special event posters, flags, banners, pennants or bunting shall be permitted for a period not exceeding 30 days or the length of the promotion. Extensions for additional one-month periods may be granted upon petition.
2. Special signs for construction projects shall be permitted for the period of time of the proposed construction. Signs must be removed upon completion of the project.
(c) Public service signs. Public service and governmental signs on private property shall be allowed if authorized by the Commission.
(d) Historical markers and tablets. Historical markers and tablets may be displayed on private or public property if approved by the Commission. Such signs shall represent a historically significant fact or event and shall conform in design and size with others of a similar nature.
(e) Traffic signs. Traffic regulatory, warning, direction and information signs shall be allowed if approved or required by the Commission in business and manufacturing districts. Such signs shall comply with the standards of the Manual on Uniform Traffic Control-Devices of the Federal Highway Administration and shall be compatible with the site.
(Ord. 13-93, passed 7-26-1993)