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  • 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.

  • USACE to host Site Visit for final contract of Chickamauga Lock Replacement Project

    The U.S. Army Corps of Engineers Nashville District is hosting a Pre-Proposal Meeting and Site Visit on February 20, 2025, at 10:00 AM EST at Chickamauga Lock in Chattanooga, Tennessee, for the final construction contract of the Chickamauga Lock Replacement Project. This event will allow potential prime and subcontractors to tour the project site, understand the scope of work, and explore opportunities for small business participation in areas such as electrical work, welding, and material movement. The final contract includes completing the new lock, removing the cofferdam, decommissioning the existing lock, and restoring the surrounding site—significantly improving navigation efficiency on the Tennessee River.

  • Wilson Lock main chamber closed until further notice

    The U.S. Army Corps of Engineers Nashville District and the Tennessee Valley Authority have closed the main lock chamber at Wilson Lock on the Tennessee River near Florence, Alabama to conduct additional inspections and possible repairs on the lock chamber. The lock chamber will be closed until further notice.

  • USACE updates Safe Lockage Policy for recreational vessels on Columbia, Snake rivers

    WALLA WALLA, Wash. – The U.S. Army Corps of Engineers has put the following guidelines in place for the continued safe passage of recreational craft through the navigation locks at McNary, John Day, The Dalles, and Bonneville dams on the Columbia River, and Ice Harbor, Lower Monumental, Little Goose and Lower Granite dams on the Snake River:

  • Columbia River lock schedule begins for recreational boaters

    Recreational boaters passing through the three lower Columbia River dams must follow a summer locking schedule through Sept. 14. Commercial vessels will continue to lock through upon arrival except during the times specified for recreational vessels.

  • Walla Walla District reopens navigation locks after extended outage; completes work on multiple BIL-funded projects

    COLUMBIA & SNAKE RIVERS, Ore. & Wash. – The U.S. Army Corps of Engineers Walla Walla District reopened navigation locks on the Columbia and Snake rivers on March 29 after an eleven-week outage. This extended outage allowed the district to perform routine maintenance and to replace aged equipment to reduce the risk of asset failure.

  • Corps seeks community input for IHNC Lock Replacement Study

    Open houses scheduled to gather feedback on community mitigation plan

  • Corps of Engineers awards contract for Monongahela River Locks and Dam 3 removal

    The U.S. Army Corps of Engineers Pittsburgh District awards a nearly $30 million contract to remove the Monongahela River Locks and Dam 3 in Elizabeth, Pennsylvania.

  • Headwaters Highlights: New Cumberland Locks and Dam

    If the U.S. Army Corps of Engineers completed New Cumberland Locks and Dam in 1839 instead of 1961, it might have been called Vernon Locks and Dams or Cuppytown Locks and Dam, named after John Cuppy, who designed the town and named it Vernon. Instead, the earliest land buyers in Vernon requested Cuppy to name the town after Cumberland, Maryland – and a town was born. But, more importantly, a lock and dam found its name.

  • Gate keepers: Installing new miter gates at New Cumberland requires planning, time, extra measures

    Crewmembers with the U.S. Army Corps of Engineers Medium Capacity Fleet performs repairs at the New Cumberland Locks and Dam on the Ohio River in Moraine, Ohio.