(a) The permit applicant shall provide a traffic control plan which adequately describes all traffic control measures deemed necessary. The traffic control plan must comply with the national Manual on Uniform Traffic Control Devices.
(b) A detour route for an event requiring a permit must be provided if closure of a state highway exceeds 30 minutes or if the Department determines the driving public is unduly inconvenienced regardless of the duration of the closure.
045-23 Wyo. Code R. § 23-7