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Bridge Length Permit

The bridge length permit will allow a single unit truck with an axle group consisting of 4 or more axles the same weight on the state system as is allowed on the interstate system.  The single unit straight truck must meet the following requirements.

 

  1. Single unit straight truck only

  2. Vehicle must have sufficient axles and bridge lengths for gross weight desired (Weight Limitations Chart)

  3. Gross vehicle weight cannot exceed 80,000 pounds.

  4. No axle shall exceed 19,000 pounds

  5. No tire shall exceed 550 pounds per inch of tire width.

  6. Vehicle must be registered for gross weight of vehicle and load.

  7. A vehicle equipped with more than 4 axles, additional axles shall be steerable, castering or pivoting axles.

  8. Bridge length permit cannot be used in conjunction with any other weight exemption permit.

  9. During spring thaw or when travel is on a highway with load limits, axle weights will be reduced.

  10. Single trip permit is $30 and valid for three days for a one-way trip.

  11. Annual permit is $150 and is valid for a calendar year (expires 12/31/year).

     

    Bridge Length Permit Policy

     

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