Studies

Planning studies archive

I-5

SR 3

SR 9

SR 19

I-90

SR 164

SR 167

SR 305

SR 516

SR 520

SR 538

US 2

Rail

Tolling

West Olympia

Contact

WSDOT Library and Planning Studies Archives:
Michel Wendt
360-705-7710

Washington State Library (link includes WSDOT search)