10-18-4: PERMITTED SIGNS; BUSINESS AND INDUSTRIAL DISTRICTS:
No signs shall be permitted in any business or industrial district except the following:
   A.   Signs And Nameplates: All signs and nameplates permitted in the residential districts.
   B.   Permanent Signs: Permanent signs can set on any type of standard or support and must be placed entirely within the property lines of the premises upon which it is located and no part of the sign or standard shall have a height of greater than thirty feet (30'). Height is to be measured from the level of the street upon which the sign faces or above the adjoining ground level if such ground level is above street grade. (Ord. C-203, 6-21-1994)
   C.   Off Site Advertising Signs: Off site advertising signs are subject to the following:
      1.   Only one single face off site sign permitted per lot.
      2.   Display surface shall not exceed one hundred (100) square feet.
      3.   No closer than two hundred feet (200') from any residential zone, park, school, cemetery, church, or structure on the National Register of Historic Places.
      4.   Roof signs are prohibited.
      5.   No part of the sign shall have a height greater than thirty feet (30').
      6.   Off site portable signs are prohibited.
Portable signs along U.S. Highway 61/State Highway 2 are prohibited. All signs located along U.S. Highway 61/State Highway 2 must be secured by concrete or rods driven through the feet of the sign and into the base surface. (Ord. C-354, 11-20-2001)
      7.   Portable signs along U.S. Highway 61 and State Highway 2 are not permitted if attached to or placed upon a licensed motor vehicle or any trailer apparatus or are situated within a state right of way area. Portable signs must be secured or anchored either to an appropriate base, to the ground or to a structure in a fashion able to withstand up to approximately forty five (45) mile per hour winds. Portable signs must consist of semidurable materials such as aluminum, wood, plywood, hard plastic or fiberglass. Permits are required for portable signs but no fee will be charged. Portable signs can remain in place for no longer than one hundred eighty (180) calendar days. After the expiration of one hundred eighty (180) days, such signs must be either removed or permanently anchored or secured. (Ord. C-438, 10-3-2006)
   D.   Signs On Marquees, Canopies Or Awnings: Signs on marquees, canopies or awnings must be nonflashing. Said signs will be allowed to project over the sidewalk in a B-1 zoning district. The bottom of such signs shall be no less than ten feet (10') above the finished grade of the sidewalk. If said sign has standards which meet the sidewalk, such standards can be no closer than twenty four inches (24") to the curb line and an encroachment agreement must be approved by the city council. Signs may project seventy two inches (72") beyond the building line but in no case project closer than twenty four inches (24") to the curb line. In business districts other than B-1, awnings, canopies and marquees may only project to the property line.
   E.   Traffic Or Directional Signs: Traffic or directional signs designating entrances, exits and conditions of use of parking facilities accessory to the main use of the premises, may be maintained provided they are located within the property lines of the subject lot.
   F.   Permanent Changeable Copy Signs: Permanent changeable copy signs cannot encroach on city right of way. Changeable copy signs must be located in such a manner as not to impede vision of pedestrians or vehicles. Said signs can be no larger than forty (40) square feet on each plane and must be secured in concrete.
   G.   Portable Changeable Copy Signs: Portable changeable copy signs will only be permitted at the opening of a new business for a period not to exceed thirty (30) days and for special promotional purposes for a period not to exceed ten (10) days per month.
   H.   Banners: Banners may be used as temporary signs in all business districts and shall be governed by the requirements for temporary signs found in section 10-18-3 of this chapter. Banners must be adequately secured to a building, or standards, located on the premises where the banner is located. (Ord. C-203, 6-21-1994)