Commercial vehicles

Learn about commercial vehicles travel including transponders and weigh station e-screening, permitting and route maps and restrictions.

Restrictions and requirements for oversize and overweight commercial vehicles operating on Washington state roadways.

Vehicles over legal dimensions and/or weight need a permit before entering the state or moving within the state. Learn how to get a permit to move oversized and overweight loads on state highway systems.

E-screening helps safe and legal carriers bypass weigh stations by identifying, weighing, and checking commercial vehicles for violations as they drive. This helps enforcement target high-risk carriers.

These commercial vehicles maps will assist with route planning for oversize and overweight vehicles.

14 fish passage projects were completed in 2020

improving access to 54.2 miles of upstream habitat.

11,959 incidents responded to

by WSDOT’s incident Response teams during second quarter of 2021, 15% more than same quarter in 2020.

41 Pre-existing Funds Projects Advertised

during the eighth quarter of the 2019-2021 biennium.