Alaskan Way Viaduct
A Permanent Decline in Revenue Forecasted for the Tunnel Bertha Built in Seattle
Public transit isn't the only mode struggling to attract the expected number of users in 2022. State Route 99 in Downtown Seattle is also failing to live up to expectations and struggling to make ends meet.
Seattle Emerges From Tolled Tunnel Unscathed
Promises of congestion and thousands of cars spilling on to quiet residential streets proved unfounded after the first week with tolls on the Highway 91 tunnel in Seattle.
Today's the Day for Seattle's New Highway 99 Tunnel Tolls
The long-awaited tolling of the new Highway 99 tunnel, which replaced the Alaskan Way Viaduct earlier this year, starts today.
Seattle's Most Dramatic Traffic Reduction Will Occur Next Month
There will be no road closures, no traffic bans, no loss of parking, and no new transit lines opening. Call it the "tolling effect" on Nov. 9 when motorists have to pay to drive through the two-mile State Route 99 tunnel that opened last February.
New Marketing Campaign: Pushing People to Drive More in Seattle
Now that Seattle has proven they don't need the new Highway 99 tunnel that will replace the Alaskan Way Viaduct, will enough people use it in the future to cover the costs of construction, operation, and maintenance?
The Carmageddon Myth
Seattle recently closed the Alaskan Way Viaduct, but the predicted traffic chaos hasn’t ensued.
Tax Deal Clears the Way for Seattle's Grand Waterfront Park Plans
A proposed waterfront plan has secured the necessary funding to move forward in Seattle, pending City Council approval.
End of Seattle Freeway and Tunnel Is a Green Opportunity
A community initiative says demolition of the Alaskan Way Viaduct and closure of the Battery Street Tunnel offer a chance to turn a series of green infrastructure ideas into reality.
Dealing With the 'Seattle Squeeze'
Sections of the Alaskan Way Viaduct will begin closing on January 4, 2019. The city's new tunnel to replace the route doesn't open until February.
Seattle Scrambles to Handle Upcoming Traffic 'Squeeze'
Dubbed the "Seattle Squeeze," heavier traffic is expected in the new year as the Alaskan Way Viaduct closes and downtown construction projects continue. While the city prepares, activists want to use the opportunity to encourage other modes.
Friday Eye Candy: Painting to Memorialize Seattle's Alaskan Way Viaduct
Finding beauty, and questions, in the concrete.
Visions for Lidding I-5 in Downtown Seattle
The notion of fully capping I-5 as it runs through central Seattle has been gaining steam. The city could stand to gain hundreds of acres of urban land.
Another, Final(?) Delay for Alaskan Way Viaduct Replacement
The Washington Department of Transportation announced that Seattle's Alaskan Way Viaduct will close permanently in January 2019, with service switching over the tunnel Bertha built. The previous plan expected the switch to occur in the Fall.
Setting the Toll for New Seattle Tunnel
The Washington State Transportation Commission has begun the planning process to determine the toll schedule for the tunnel that replaces part of the Alaskan Way Viaduct that opens this fall. They must raise six percent of the $3.3 billion cost.
Bertha Finally Breaks On Through (To the Other Side)
The Bertha tunnel boring machine was once stuck under the city of Seattle for more than a year. Now it has reached its goal, four years after it began its journey.
Bertha Stuck Again: Sinkhole Prompts Suspension of Highway 99 Tunnel Project
The adventure of Bertha the tunnel-boring machine, already two years behind schedule, has a new twist.
Bertha Awakens—New Hope After a Two-Year Delay for Seattle Tunnel-Boring Machine
Baby steps are an improvement for the tunnel-boring machine known as Bertha. The drill moved a total of 1.5 feet this week, but the symbolic distance probably felt like a mile.
Report: Cost Overruns and Deadline Constraints Plague California High-Speed Rail
At the heart of the financial and deadline challenges facing the $68 billion high-speed rail project are 36 miles of tunneling north of Los Angeles, according to Los Angeles Times analysis that includes interviews with experts on mega-projects.
Gov. Christie Hired to Try Reverse Psychology on Bertha Tunnel-Boring Machine
With the Bertha tunneling-boring machine stuck in the mud under Seattle for more than a year, officials turned to a politician known for his ability to stop transportation in its tracks.
Bertha on the Move Again in Seattle
Finally, a breakthrough we've all been waiting for: Bertha is on the move again in Seattle and will soon be ready for repairs. The tunnel Bertha was built to drill will have to wait, however.
HUD's Office of Policy Development and Research
HUD's Office of Policy Development and Research
Chaddick Institute at DePaul University
Park City Municipal Corporation
National Capital Planning Commission
City of Santa Fe, New Mexico
This six-course series explores essential urban design concepts using open source software and equips planners with the tools they need to participate fully in the urban design process.