America’s aging infrastructure doesn’t just mean the presence of structural weaknesses but a lack of knowledge about those structural weaknesses.

Portland’s Big Pipe hit 100% capacity at about 6:26 a.m. Thursday. That does not mean the system failed. It means the city’s giant underground overflow tunnels filled up during heavy rain, leaving no ...

The federal agency that maintains the Columbia River’s shipping channel is proposing to build seven giant in-water pens as part of a $377 million project to manage dredge spoils over the next 20 years ...

City leaders approved over $40,000 in change orders for the sewer rehab design project. The Duncan Public Utilities Authority board delved into business and opened up change order no. 3 to Downey ...