Policies

Find information on agency rule making, our privacy policy and other agency policies. 

Agency rules are known as Washington Administrative Code (WAC) and each state agency adopts rules to implement state and federal law.

See our guidelines on establishing a link from WSDOT to an external site and how we monitor and remove links to external content where necessary. 

See our policy on our ferries' Save A Spot reservations program website and how you may and may not use the site. 

See the details of our open data policy and plan. 

Comments made on our social media platforms and blog are reviewed and screened in accordance with our comment policy. Read more on what we do and don't allow.

Read our disclaimer before making use of any travel information on this website. 

View our web privacy notice.

8,683 animals crossed the Snoqualmie Pass East Project area

as recorded by WSDOT and partners in 2020 and 2021.

46% increase in Amtrak Cascades ridership to 251,000 passengers

in 2021 compared to 172,000 in 2020.

Nine wetland and stream mitigation sites across 32.7 acres added

to our monitoring program in 2021 to help offset climate change impacts.