Oregon and Washington would see a number of interstate improvements. The map below shows these various improvements. Solid Blue Lines indicate new free and purple indicates toll interstate routes. Dotted lines show additional Proposed routes or alternative routes. Red lines show existing Interstate highways. Click on a shaded region below to view more detailed information about interstate ideas for that area

Interstate 105 Extension
Description Extend I-105 east from its existing terminus at I-5 to the east side of Springfield. This route will be extended over the existing OR-126 freeway extending west to Thurston. The interstate would end at the junction of Business 126 and would improve the last mile of interstate to freeway standards.
Purpose and Need To provide a contiguous designation to the existing freeway as an interstate designation.
Interstate 305 - Randy Pape Beltline
Description This interstate would widen and upgrade non-freeway and super 2 portions of the OR-569 beltway to interstate standards.
Purpose and Need Continuity with the existing interstate system.