Manuals
Manuals provide policy and guidance to staff, local agencies, contractors, and consultants to help us deliver an efficient and effective multimodal system.
Our manuals are continuously updated with periodic revisions. Make sure you have the current version, regardless of the manual format or means of transmission. Manuals on this page are the most recent versions and can be downloaded and printed without charge.
Ordering printed manuals and publications
Agency employees need to place orders through WSDOT Printing Services using the internal order form (PDF 292KB).
Contractors, consultants, local agencies, and the general public can obtain printed copies of WSDOT’s most requested manuals and publications from the Washington State Department of Printing’s myPrint.
Manuals
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.