Overdimensional Transportation Permits

Permit for oversized vehicles to travel on pre-declared route in the City of St. Louis

Begin online Call (314) 647-3111

Overview

Vehicles that are larger than the below measurements are oversized and require an Overdimensional Permit to drive on the streets of the City of St. Louis.  Applications for overdimensional permits will require you to declare the size/weight of the vehicle as well as the route of the transport.  

 
Overdimensional permit required for vehicles which are:
  • 9 ft and over in width OR
  • 15 ft and over in height OR
  • 50 ft and over in length for a single unit OR
  • 75 ft and over in length for a combination unit.
  • 22,400 pounds per axle is allowed before a unit is considered overweight.
Transports exceeding 18' in width OR 110' in length will require applicant to also provide the axle weights (ie: weight of load over EACH axle or SET of axles, and how many axles in each SET if applicable)
 
ONE ESCORT vehicle is required for moves in which the width is over 10'4" OR length exceeds 50' for a single unit or 75' for a combination unit. Escort travels in front of the transport vehicle.
 
TWO ESCORT vehicles required for moves in which the width is 14' or more, OR the length is 90' or more. One escort travels in front, one in back.
 

Preparation

Prior to applying for an overdimensional permit, a Certificate of Insurance naming the City of St. Louis as additionally insured MUST be on file in our office.

When applying for the permit, you will be asked to provide:

  • Start Date of Conveyance
  • Object to be transported
  • Truck/tractor Make & Year
  • Trailer Make & Year
  • Height
  • Weight
  • Width
  • Length
  • Axle weights (if >18' wide or > 110" long)
  • Route, turn by turn, of the conveyance

Instructions

  1. Start with the 'Begin Online' button below and select the service that best describe the situation.
  2. Complete the steps and submit the request.

 

Begin online Call (314) 647-3111

Fees

  • Overdimensional permits cost $25.00 and are good for 7 days.
  • Permittee can make as many trips as needed, if all specifications are identical, within the 7 day time period.
  • A return trip may be put on the same permit at no extra charge.

What to Expect

Upon approval of your application, the Street Department will email you that your permit is ready for pick up and payment (if not pre-paid) or we will email you your permit number (if pre-paid).

 

Additional Information

  • For more information about pre-paying for Overdimensional permits, please contact our office at 647-3111.
  • Permits issued by the City of St. Louis Street Department are for streets in the City of St Louis ONLY.  If transporting on interstates in Missouri, please contact the Missouri Department of Transportation for proper permits.

Contact

Department of Streets

stlstreetdept@stlouis-mo.gov

(314) 647-3111

1900 Hampton
St. Louis, MO 63139

Monday thru Friday, 8:00 - 4:30

Contact the Department of Streets

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