Shipped from Europe and stacked like Lego blocks, the modular units that make up citizenM hotel offer a unique construction method in Seattle’s South Lake Union.

Nestled between two historic early 20th-century buildings, The Mark in downtown Seattle makes the most of its quarter-block footprint.

A newly installed $376,000 hydropower turbine in a south Seattle water main aims to generate roughly 70 percent of the annual energy consumed by the district's administrative facilities.

At 530 ft tall, The Stack will soar into the top spot in Vancouver, B.C., as the tallest commercial tower in the Canadian city when it opens in 2022.

The Washington State Dept. of Ecology granted permits needed for the Vit Plant's plan to turn waste into vitrified glass and finish building an Effluent Management Facility.

The first of the four final projects to complete the SR 520 reconstruction in Seattle will resume in 2019.

While increases are modest for most trades, union collective bargaining tensions mount in 2018

Portland’s currently unfiltered Bull Run Watershed will undergo a $500-million project to add a facility filtering Portland’s water for the first time.