The U.S. Department of Energy has officially reclassified some waste being stored in tanks at the Hanford site, paving the way for it to be treated by a means different than vitrification.

In just a few years, a local engineering firm has seen a burst of growth, and it’s not slowing down anytime soon.

Five years ago, longtime plastics salesman René Collin was approached to start a business making high-density polyethylene pipes. Today, the concept is more than just a pipe dream: Texas-based Century Pipe LLC’s first manufacturing facility has opened its doors near Burbank.

A Spokane-based architecture firm that designed several prominent projects in the Tri-Cities is closing.

Older and historic homes in the Tri-Cities can take longer to sell because of buyer perceptions, even though owners say many have been well maintained and built to last.

The first proposed examples for a new Kennewick City Hall show a two-story brick and timber building with two designated outdoor civic spaces and circular council chambers with a skylight.

The U.S. Department of Energy has officially reclassified some waste being stored in tanks at the Hanford site, paving the way for it to be treated by a means different than vitrification.

Researchers at Pacific Northwest National Laboratory and their partners have been working on the next generation of heating, ventilation and air conditioning units and are now ensuring they provide the energy efficiency and reliability they were designed for.

The Tri-Cities architecture firm sued by Moses Lake School District over the construction of the district’s newest elementary school will pay $1.85 million to help cover the cost of fixing problems with the building. 

States and cities are loosening building code requirements in an effort to lower construction costs and boost affordable housing. But critics have raised safety concerns, noting that existing rules were shaped by past tragedies and aim to prevent future harm.