The U.S. Army Corps of Engineers posted a photo of work replacing a damaged sill at the Bonneville Navigation Lock at Bonneville Dam on the Columbia River. The Corps announced that repairs have been ...

On Sept. 5, 2019, a long unknown and undetected flaw became an impending failure at Bonneville navigation lock. More than 70 feet underwater, sections of rebar, threaded through 40,000 pounds of ...

A damaged lower guide wheel on the John Day Dam’s upstream navigation lock gate has slowed barge traffic on the Columbia River, but shippers and others say a delay is better than a closure during this ...

CHATTANOOGA, Tenn. —The U.S. Army Corps of Engineers Nashville District, in partnership with Shimmick Construction Company and the Tennessee Valley Authority, is making significant progress on the ...

PORTLAND, Ore. (AP) — A critical navigation lock at the mighty Bonneville Dam on the Pacific Northwest's Columbia River has shut down for repairs because of cracked concrete, meaning huge barges that ...

BONNEVILLE DAM — It’s been two weeks since an emergency repair project forced an unplanned closure and drainage of the Bonneville Navigation Lock, and contractors for the U.S. Army Corps of Engineers ...

General Contractor: Northbank Civil and Marine Inc. Gate Fabricator: Greenberry Industrial LLC To minimize disruption of the Columbia-Snake River navigation system, the gate replacement at the Dalles ...

NEW ORLEANS — After years of delays and legal wrangling with environmental groups and residents of the Lower 9th Ward, the Army Corps of Engineers is once again looking at replacing a historic ...

A milestone is now underway for the years-long project to replace the locks at TVA's Chickamauga Dam. The U.S. Army Corps of ...

NEW ORLEANS (AP) - After years of delays and legal wrangling, the Army Corps of Engineers is once again looking at replacing a historic navigation lock inside New Orleans with a new lock to help speed ...