Learn more about the history of the corridor connecting Portland, Tigard, King City, Tualatin and Sherwood.
This corridor timeline is a work in progress, developing with the help of residents and historians who know the corridor. Email milestones and sources to firstname.lastname@example.org.
The history of the Southwest corridor on Dipity.
Transportation corridor planning
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600 NE Grand Ave.
Portland, OR 97232-2736