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Tag: construction
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  • June

    Construction workers make groundbreaking progress at a construction site at a navigational lock along a river.

    Groundbreaking Work Moves Forward at Montgomery Locks and Dam

    Big machines and bigger innovations are hard at work upgrading one of the smallest locks on the Ohio River. The U.S. Army Corps of Engineers (USACE) Pittsburgh District is going big — literally — at Montgomery Locks and Dam, where one of the region’s most ambitious infrastructure projects is underway: building a new primary lock chamber in place of one roughly half its size.

  • April

    The U.S. Army Corps of Engineers Pittsburgh District is supporting communities along the Monongahela River by funding modifications to 56 public shoreline facilities impacted by river level changes.

    Millions in federal aid help shoreline facilities adjust to changing river levels

    Dozens of shoreline facilities along the Monongahela River have been receiving millions of dollars in federal aid to adjust to river level changes.
  • Lt. Col. Robert Green (right), commander of the Nashville District U.S. Army Corps of Engineers, walks with Rep. Dale Strong (middle) of Alabama's 5th Congressional District and Rep. Mike Collins (left) of Georgia's 10th Congressional District during a tour of Wilson Lock in Florence, Alabama, on March 28, 2025. (USACE Photo by Noe Gonzalez)

    Congressman responsible for improving water resources infrastructure visits locks

    NASHVILLE, Tenn. (April 1, 2025) – Whether or not the Corps of Engineers constructs a brand-new navigation lock or operates and maintains one well into its designed lifespan, these critical infrastructure projects require significant appropriations and receive a great deal of Congressional interest and oversight.

  • March

    Lt. Col. Robert W. Green, U.S. Army Corps of Engineers Nashville District commander, presents a symbolic key to the new K-25 Interpretive Center to Jay Mullis, U.S. Department of Energy’s Oak Ridge Office of Environmental Management manager, during a turnover of the facility March 4, 2025, at East Technology Park in Oak Ridge, Tennessee.

    K-25 Interpretive Center construction completed through key partnership

    A key-turn ceremony between two federal agencies marked the completion of construction on the K-25 Interpretive Center, a significant milestone in preserving the Oak Ridge Reservation's history. The center will offer visitors a panoramic view of the historic Gaseous Diffusion Plant’s footprint for generations to come.
  • A group of contractors and subcontractors tour the Chickamauga Lock Replacement Project during a pre-proposal site visit, March 4, 2025, in Chattanooga, Tennessee.

    USACE hosts prospective contractors for Chickamauga Lock home stretch

    The U.S. Army Corps of Engineers Nashville District hosted a pre-proposal site visit on March 4, providing potential contractors with a detailed look at the Chickamauga Lock Replacement Project prior to bidding on the final contract to complete the new lock.

  • December

    U.S. Army Corps of Engineers, Nashville District team leaders join Lt. Gen. William (Butch) Graham, U.S. Army Corps of Engineers commanding general and 56th Chief of Engineers, for a group photo inside the construction lock chamber during his visit to the Chickamauga Lock on Dec. 19, 2024, along the Tennessee River in Chattanooga, Tennessee.

    USACE Chief of Engineers visits Chickamauga Lock Replacement Project

    Lt. Gen. William H. "Butch" Graham Jr., U.S. Army Corps of Engineers commanding general and 56th chief of engineers, visited the Chickamauga Lock Replacement Project Dec. 19 to meet with Nashville District leadership and staff, gain insight into the ongoing construction project, and observe operational processes firsthand.

  • November

    Graphic for Pittsburgh District's 2024 Year in Review.

    Pittsburgh District Year in Review: 2024

    Col. Nicholas Melin, commander of the Pittsburgh District, and Brian Trzaska, Pittsburgh District's senior civilian, reflect on the district's accomplishments in fiscal year 2024 – none of which would be possible without our employees’ commitment to innovation and delivering solutions to our nation’s toughest challenges.

  • October

    Construction workers from contractor Thalle Construction complete the first monolith “top-out” on the Kentucky Lock Addition Project located in Grand Rivers, KY, Oct. 12, 2024. A monolith is a single structure of concrete that is in the shape of a column. There are a total of 50 monoliths that are to be constructed made from five-foot layers of concrete. Each five-foot layer is called a lift. Early Saturday morning, the final concrete lift was completed for a monolith located on the downstream side of the lock being constructed.

    Kentucky Lock Addition Project reaches first monolith top-out milestone

    On Oct. 12, 2024, the U.S. Army Corps of Engineers Nashville District, in partnership with contractor Thalle Construction, marked a major milestone in the Kentucky Lock Addition Project with the first monolith top-out of the project’s Downstream Lock Monolith contract. This accomplishment reflects significant progress in constructing the new lock, which aims to enhance navigation efficiency on the Tennessee River.

  • September

    The road rehabilitation project is one of the first partnership opportunities for the U.S. Army Corps of Engineers Pittsburgh District to provide services to the Allegheny National Forest. The project includes repaving roughly 14 miles of scenic roadway near the Kinzua Dam and the Allegheny Reservoir. Funding for the project came from the Great American Outdoors Act of 2020. The act established a new funding stream to address infrastructure and facility maintenance for federal land-management agencies, including the U.S. Forest Service.

    Army Corps partners with Allegheny National Forest for largest road repair funded by Great Outdoors Act

    The U.S. Army Corps of Engineers is working to rehabilitate and repave roadway along the Longhouse National Scenic Drive in the Allegheny National Forest in Kane, Pennsylvania.
  • Transporting commodities on the waterways is four times less expensive than by truck and 33 percent cheaper than by rail. Between 15 million and 20 million tons of cargo travel on the upper Ohio River each year, including mainly coal, but also coke, petroleum products, raw and finished steel, and aggregates.

    Chipping away old concrete to preserve Montgomery Dam piers for the future

    With the Ohio River's navigation system at stake, the U.S. Army Corps of Engineers Pittsburgh District is restoring the aging Montgomery Dam piers, which are vital for supporting commercial barge traffic.