WSDOT

The return of salmon to the tidelands below Indian Island’s bluffs has been swift following the removal of a causeway. Bill Kalina, the island’s environmental program manager for the Navy, was taken aback by the jump in the number of juvenile salmon since the causeway was replaced with the bridge. Only six juvenile salmon were found in five years before the bridge opened. During two days in May, volunteers netted almost 1,000 juvenile salmon.

Commuters to and from downtown Seattle are bracing for the evening of Jan. 11, when a stretch of Highway 99 from the West Seattle Bridge to the Battery…

As Seattle drivers start making plans to deal with the longest major highway closure the Puget Sound region has ever seen, the state Department of…

A new state initiative called Maritime Blue is pushing for more sustainability in the sector. A 20-member advisory council appointed by Governor Jay…

New research shows that stormwater runoff, which flows into waterways when it rains, can kill Coho salmon in as much as 40 percent of their local…

The safety of the Alaskan Way viaduct will be back on the table Monday when the Seattle City Council will hear from the Washington State Department of…

State highway engineers will shut down a stretch of the Alaskan Way viaduct later this month to take a closer look at cracks found on the roadway.What…

State officials say they need $170 million more to complete a replacement of the Highway 520 floating bridge on Lake Washington.The Washington State…

A steel pipe that the state Department of Transportation itself had installed back in 2002 sits in the way of Bertha underneath Seattle, WSDOT said on…

The Washington State Department of Transportation has now figured out what caused construction lumber to fall off the Highway 16 Nalley Valley Viaduct…