USACE

A barge transporting piping passes through the Old Hickory Lock on Thursday, Aug. 22, 2025. The lock, located on the Cumberland River, supports commercial navigation in the region

Old Hickory Lock closure scheduled for this week

The Nashville Engineer District recently announced that Old Hickory Lock at Cumberland River Mile 216.2, approximately 11.5 miles northeast of Nashville, will be closed to all navigation traffic, including recreational vessels, from

Col. John L. Morrow, assumed command of the Corps' Memphis Engineer District, from outgoing commander, Col. Brian D. Sawser, during a change of command ceremony at the Crosstown Concourse Theater in Memphis, Tenn., July 11. 

Morrow takes command of Memphis Engineer District

With Mississippi Valley Division Commander and Mississippi River Commission President Maj. Gen. Kimberly A. Peeples presiding, incoming commander, Col. John L. Morrow, assumed command of the Corps’ Memphis Engineer District, from outgoing commander, Col.

The Nashville Engineer District constructs a new navigation lock February 20, 2024. The dam is a Tennessee Valley Authority project. The Nashville District is managing the Chickamauga Lock Replacement Project. (Credit: Luciano Vera)

Nashville Engineer District reflects on 2024 achievements

The Nashville Engineer District recently announced total figures for district operations in 2024, as well as last year’s notable achievements across the district. These accomplishments reflect the Nashville Engineer District’s diverse operations,

Documents related to IHNC Lock replacement released

The New Orleans Engineer District released draft mitigation plans and design updates this month related to the ongoing Inner Harbor Navigation Canal (IHNC) Lock replacement general reevaluation report. The draft documents released