2018 State of Transportation

"Solving" Congestion

If we could add enough lanes to build our way out of congestion - what would that look like?

Total additional interstate miles needed to drive posted speed limit at all times:

Greater Puget Sound area map

Greater Puget Sound area (Olympia to Marysville/Seattle to Issaquah)

  • 385 new lane miles
  • Maximum of four additional lanes in each direction in select locations within the Central Puget Sound
Vancouver area map

Vancouver area

  • 38 new lane miles
Spokane area map

Spokane area

  • 28 new lane miles