Route: City of Cheyenne [City Ordinance: Hazardous materials and radioactive materials may not be transported by motor vehicle within the City of Cheyenne except for the purpose of making pickups and/or deliveries within the City, unless such routing is consistent with 49 CFR 397.7 or 49 CFR 177.825. Motor vehicles carrying hazardous and/or radioactive materials which are making local pickups and/or deliveries must be operated over the safest and most direct route to and from the origination and destination point. Such routes shall not pass through residential areas unless there is no practical alternative.]
Restricted Route, All Hazmats

Route: US 14, US 16, US 20, US 89, US 191, US 212, and US 287 through Yellowstone National Park and Grand Teton National Park
Restricted Route, All Hazmats

Route: US 14, US 16, US 20, US 89, US 191, US 212, and US 287 through Yellowstone National Park and Grand Teton National Park from Memorial Day until September 1, local traffic by permit only and then only during non-restricted hours (9:00 AM to 9:00 PM)
Restricted Route, Class 3 - Flammable

Route: US 14, US 16, US 20, US 89, US 191, US 212, and US 287 through Yellowstone National Park and Grand Teton National Park from Memorial Day until September 1, local traffic by special permit only
Restricted Route, All Hazmats