Roadside Policy Manual

Publication Number
M 3110
Publication Version
M 3110.04
Publication Date
Manual Manager
Juli Hartwig; 360-705-7242; HartwiJ@wsdot.wa.gov
Originator
Development Division, Design Office, Roadside and Site Development Section
Subject
Roadside policy

The Roadside Policy Manual has been recently updated. See what has changed in the Roadside Policy Manual for February 2022. (PDF 104KB)

The Roadside Policy Manual provides practical roadside restoration policies and guidance, which are based on minimizing life cycle costs while providing operational and environmental functions. It promotes ecological context, environmental preservation, and maintainability. The manual is intended for project planning, scoping, environmental permitting, and for engineering designers, landscape architects, and construction and maintenance personnel.

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.