Debate about how to replace Seattle's deteriorating waterfront highway has centered on uncertainties in the project's price tag.

By Susan Gilmore, Seattle Times Feb. 12--The state Department of Transportation is shoring up four columns supporting the Alaskan Way Viaduct that have sunk 5 inches since the 2001 Nisqually earthquake. The $3 million work to strengthen the columns is one of six projects under way while Gov.

By Mike Lindblom, Seattle Times Dec. 15--As political momentum grows for a highway-free Seattle shoreline, some would-be visionaries want to help traffic move by digging a deep tunnel from Sodo to north of downtown.

By Mike Lindblom, Seattle Times Dec. 12--Over the past few months, Gov. Christine Gregoire has become more open to considering a surface-and-transit future for the Seattle waterfront, instead of replacing the old Alaskan Way Viaduct with another highway.

By Charles E. Brown, Seattle Times Oct. 29--Q: "Whatever happened to the mayor's effort to improve Seattle streets?" asks Seattle resident Wes Byers. His question is a reference to Seattle Mayor Greg Nickels' long-standing pledge to make the city's streets a City Hall priority.