Roadside Policy Manual
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.
166,800 electric vehicle
registrations in Washington in 2023, up from 114,600 in 2022.
87 wetland compensation sites
actively monitored on 918 acres in 2023.
25,000 safe animal crossings
in the Snoqualmie Pass East Project area since 2014.