Section 24-10-106 - Size, lighting and spacing; where signs may be erected(a) The minimum standards and criteria for the size, lighting and spacing of outdoor advertising, and the criteria for unzoned commercial or industrial zones or areas within the controlled area along the interstate and primary systems designated in W.S. 24-10-104 shall conform to those promulgated and submitted by the secretary of transportation to the congress of the United States on or about January 10, 1967.(b) No sign face within the state of Wyoming shall exceed the following limits: (i) Maximum area-twelve hundred (1,200) square feet;(ii) Maximum length-sixty (60) feet;(iii) Maximum height-twenty-five (25) feet.(c) No more than two (2) facings visible and readable from the same direction on the main-traveled way may be erected on any one (1) sign structure. Whenever two (2) facings are so positioned, neither shall exceed three hundred twenty-five (325) square feet.(d) Double-faced, back-to-back and V-type signs shall be considered as a single sign or structure.(e) No new sign shall be erected closer than five hundred (500) feet to an existing off-premises sign adjacent to an interstate highway; provided, that signs may be erected closer than five hundred (500) feet if the sign structures on the same side of the interstate are not simultaneously visible and are separated by a building or other enclosed structure.(f) No new sign shall be erected closer than one hundred fifty (150) feet to an existing off-premise sign adjacent to a primary highway; provided, that signs may be erected closer than one hundred fifty (150) feet if the sign structures on the same side of the highway are not visible simultaneously or are separated by a building or other enclosed structure.(g) Signs may not be located within five hundred (500) feet of any of the following which are adjacent to the highway, unless the signs are in an incorporated area: (iv) Scenic areas as designated by the department of transportation or other state agency having and exercising such authority;(h) No sign may be located on an interstate highway or freeway within five hundred (500) feet of an interchange, or intersection at grade, or rest area measured in both directions from the point of widening as constructed.(j) The location of sign structure situated on the limited access primary highways in commercial or industrial zoned area between streets, roads or highways entering or intersecting the main-traveled way shall conform to the following minimum spacing criteria: (i) Where the distance between centerlines of intersecting streets or highways is less than one thousand (1,000) feet, a minimum spacing between structures of one hundred fifty (150) feet may be permitted between the intersecting streets or highways;(ii) Where the distance between centerlines of intersecting streets or highways is one thousand (1,000) feet or more, minimum spacing between sign structures shall be three hundred (300) feet.(k) The commission may, for good cause shown, permit a variance in the restrictions set forth herein.