Construction bulletins

Find recent construction bulletins and learn about upcoming changes to construction policies, procedures and specifications.

Sign up for email alerts for Construction Bulletins through GovDelivery topic Construction Contract Policy.

Active Bulletins

Active bulletins represent current guidance. Draft bulletins are published to solicit feedback on upcoming construction bulletins. Drafts usually get elevated to active bulletin status once the review period is over.

Archived Bulletins

Archived bulletins keep a historical record of bulletins that are no longer active.

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.