Find services provided to developers, local agencies, property owners and consulting engineers who are planning projects that may impact state highways.
We review State Environment Policy Act (SEPA) development proposals, local agency projects, driveways and other access connections and other right-of-way uses.
Consult the Design Manual Chapter 1130 (PDF 622KB) for WSDOT development review policy, procedures, and criteria for transportation mitigation determination, agreements and plan development, permits and forms.
The following guidance documents provide details while planning your projects.
- Developer Construction Plans Coordination (PDF 241KB)
- Developer Pro Rata Share Mitigation (PDF 276KB)
WSDOT has adopted standard forms for many types of mitigation agreements between parties. Interlocal agreements are another method described in the Design Manual Chapter 1130 (PDF 622KB).
Find standard forms and other available electronic forms.
Roland Storme (Skagit, Island, & Whatcom County)
Ramin Pazooki(Snohomish & King Counties)
North Central Region
(Okanogan, Chelan, Douglas & Grant Counties)
South Central Region
(Kittitas, Yakima, Benton, Franklin, Walla Walla, Columbia, Garfield & Asotin Counties)