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Minnesota Department of Transportation

511 Travel Info

Oversize/Overweight Permits

Our office will be closed on Friday, July 3 in observance of Independence Day.

Overview

MnDOT issues oversize/overweight (OSOW) permits to ensure safe transport of loads that exceed size and weight limits prescribed under state and federal laws. An OSOW permit is required when a vehicle or load exceeds legal sizes and weight limits and will be moved upon or across a highway or road or in Minnesota. Permits may include specific route instructions to limit risks and prevent damage to infrastructure by avoiding obstacles such as bridge tolerances, height clearances, weight limits, construction zones, and other safety concerns.

Order a permit

Order annual, seasonal, or single trip permits.

Travel restrictions

Road conditions