Pole and utility vehicles/trailers – Wyoming

Statutory size and weight limits (exclusive of permits)

Permits are required for vehicles and loads exceeding the following statutory limits:

• Width: 102 inches.
• Height: 14 feet.
• Length of 60 feet for single units or semi-trailers in a truck-trailer and semi-trailer combination.
• Length of 81 feet for a semi-trailer, trailer, or double semi-trailer combined length in a truck-tractor and semi-trailer, trailer, or double semi-trailer combination including the mechanism.

Pole trailers are allowed under this rule when used with a truck-tractor.

Lamps

A motor vehicle, multipurpose vehicle which is greater than 50 inches in width, trailer, semitrailer, pole trailer or any other vehicle which is being drawn at the end of a combination of vehicles, must be equipped with at least two compliant tail lamps mounted on the rear, which must comply with the regulations. The superintendent may by regulation allow one tail lamp on any vehicle equipped with only one when it was made.

After January 1, 1986, every bus, truck, truck tractor, trailer, semitrailer or pole trailer 80 inches or more in over-all width or 30 feet or more in over-all length must be equipped with lamps complying with the regulations of the superintendent.

Display of warning devices

Whenever any truck, bus, truck tractor, trailer, semitrailer or pole trailer 80 inches or more in overall width or 30 feet in overall length is stopped upon a roadway or adjacent shoulder, the driver must immediately actuate vehicular hazard warning signal lights when warning signal lights are required.

The lights need not be displayed if the vehicle is parked lawfully in an urban district, or stopped lawfully to receive or discharge passengers, or stopped to avoid conflict with other traffic or to comply with the directions of a police officer or an official traffic-control device or while the devices specified in Wyo. Stat. § 31-5-958(b) through (g) are in place.

Key definitions

"Pole trailer" means every vehicle without motive power designed to be drawn by another vehicle and attached to the towing vehicle by means of a reach, or pole, or by being boomed or otherwise secured to the towing vehicle, and ordinarily used for transporting long or irregularly shaped loads as poles, pipes, or structural members capable of sustaining themselves as beams between the supporting connections.