Oversize Overweight

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Cover of Missouri Oversize Overweight Regulation Booklet

OVERSIZE OVERWEIGHT PERMITS

Motor Carriers who haul loads that exceed Missouri's legal weight and size requirements must obtain Oversize Overweight permits.

OSOW permits outline specific routes and special requirements the carrier must follow, when using the Missouri state highway system.

MISSOURI STATE HOLIDAYS

On the holidays listed below, the doors to our Jefferson City office are closed. However, the online MoDOT Carrier Express system is available 24/7.

New Year's Day

Martin Luther King, Jr., Day

Lincoln's Birthday

Washington's Birthday

Truman Day (May 8)

Memorial Day

Independence Day

Labor Day

Columbus Day

Veterans Day

Thanksgiving Day

Christmas Day

OSOW HOLIDAY RESTRICTIONS

During specific holiday periods, oversized loads are not allowed to use Missouri highways. 

Restrictions begin at noon, end 30 minutes before sunrise.

Holidays 2018 -19  

Begins       

Ends          

New Year's Day 2019 12/31/18 1/2/19
Memorial Day 2019 05/24/19 05/28/19
Independence Day 2019 07/03/19 07/05/19
Labor Day 2019 08/30/19 09/03/19
Thanksgiving 2018 11/21/18 11/26/18
Christmas 2018 12/24/18 12/26/18