The following items are prohibited within the County right-of-way: Any sign or object not expressly permitted in this Division; Pennants, pinwheels, and similar circus- or carnival-type attractors; Signs or objects which obstruct any pedestrian path intended to provide ingress or egress for any building or structure, access to a crosswalk, or on the sidewalk or any other paved portion of the right-of-way; Signs or objects which obstruct the view of traffic control devices; Signs or objects which, because of their shape, color, or wording, may be confused with any traffic control device or which may mislead motorists; Signs or objects which are not clean, legible, or in a state of good repair; Signs which are illegal under State or Federal regulations; Signs or objects that obstruct traffic; and Signs or objects or that are placed on or in a municipal, County, or State street right-of-way, except those of, or authorized by, public authorities or agencies, unless specifically authorized elsewhere in this Division. Signs placed or remaining within the County rights-of-way in violation of this Division shall be considered abandoned and illegal at the time the sign is placed.