Transportation agencies here are deploying a few tools to help keep people moving. Still, the region can't absorb the viaduct's 90,000 daily vehicle trips and 30,000 detoured bus riders without traffic jams that likely will ripple out as far as Woodinville or Auburn.
For more than 60 years, drivers have skirted downtown on the Alaskan Way Viaduct while enjoying a scenic, waterfront view of Elliott Bay. But the elevated highway is about to be torn down, replaced by a tunnel. Here's a look back at its history.