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As demolition continued on the Hanford Plutonium Finishing Plant on June 8, one of the two dozen air monitoring stations positioned around the site sounded an alarm after detecting low levels of contamination.

Nestled in the northwest neighborhood of downtown Portland, 1926-built Providence Park provides the city its largest sporting venue.

A $10.4 million fix to replace what was supposed to solve all sorts of slippery situations on Portland’s Morrison Bridge over the Willamette River has started.

It took years for Bertha, a tunnel-boring machine, to mine 1.7 miles underneath downtown Seattle, but crews will spend just five months removing the 57.5-ft-dia machine from the receiving pit near Seattle’s Space Needle.

The Province of British Columbia has started forward movement on constructing a new $3.5 billion project that includes replacing the aging George Massey Tunnel under the Fraser River with a brand-new, 10-lane bridge.

With the moniker of world’s longest floating bridge hovering around nearly every word written and spoken about the new State Route 520 bridge in Seattle, bridge owner Washington State Dept of Transportation has grown accustomed to the superlatives used when describing its now 1-year-old construction project.

After more than 50 years of maintenance of a 22-mile stretch of Interstate 5 south of Seattle, Washington State Dept. of Transportation officials say the time has come for a full rehabilitation.

Arguably the most picturesque drive in all of North America has a contentious construction issue at hand.

Last week marked Bertha’s final push as a tunnel-boring machine.

Rarely has the nuclear world proven so excited about a caustic scrubber.