How to do business with us

Learn about the requirements to do business with us including information about bidding, acquisitions, contracts and project delivery.

Find acquisitions and contracts for Information Technology (IT) goods and/or services and professional services.

Find architectural and engineering contracts for design and construction projects. We also manage a portion of personal services contracts for transportation studies, media and public involvement.

Find and download frequently used agency forms used for doing business with us.

Find more information about the various ways we deliver highway construction projects.

Learn about how to bid on a highway, ferry terminal or facility contract and find information about previous contracts.

Obtain a clear and effective understanding of project development, design, and delivery goals through visual media made with a wide range of 3D modeling, animation, video and other graphic software packages.

Traffic fatality crashes on Washington public roadways

increased 56% in March 2021 compared to March 2020.

11,906 incidents responded to

by WSDOT’s incident Response teams during the third quarter of 2021, nearly 6% more than same quarter in 2020.

WSF ridership was nearly 5.7 million in the first quarter of fiscal year 2022,

which was 1.6 million (38.3%) higher than the corresponding quarter in FY2021