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  • September

    C.J. Mahan work crews place 148 cubic yards of tremie concrete Sept. 20, 2023, from a pump truck into a tremie pipe for placement into the shaft on the bottom of the Tennessee River for the first of 14 shafts for the upstream approach wall piers. The U.S. Army Corps of Engineers Nashville District Upstream Approach Wall construction is an integral part of the Chickamauga Lock Replacement Project in Chattanooga, Tennessee. (USACE Photo by Matthew Curvin)

    Chickamauga’s upstream approach wall piers get solid start

    CHATTANOOGA, Tenn. (Sept. 27, 2023) – The Upstream Approach Walls for the Chickamauga Lock Replacement Project got a solid start when work crews placed 148 cubic yards of tremie concrete Sept. 20 into the drilled shaft on the bottom of the Tennessee River.

  • June

    Michael Wilkinson, safety specialist at the Chickamauga Lock Replacement Project on the Tennessee River in Chattanooga, Tennessee, is the U.S. Army Corps of Engineers Nashville District Employee of the Month for March 2023. He is seen here June 2, 2023, inside a new lock chamber under construction. (USACE Photo by Amanda O’Neill)

    Wilkinson lauded as safety champion at Chickamauga Lock Replacement Project

    CHATTANOOGA, Tenn. (June 2, 2023) – Michael Wilkinson is a safety specialist and quiet professional focused on teaching and ensuring the contractor makes things safe for about 500 construction workers at the Chickamauga Lock Replacement Project.

  • May

    Shimmick Crane Operator Patrick Harrison lifted the last concrete form from monolith L13 to mark the official completion of the first of 36 monoliths. The U.S. Army Corps of Engineers Nashville District and its contractor, Shimmick, held a topping-off ceremony May 22, 2023, at the Chickamauga Lock Replacement Project on the Tennessee River in Chattanooga, Tennessee. (USACE Photo by Lee Roberts)

    Chickamauga Lock Replacement Project reaches monolithic milestone

    CHATTANOOGA, Tenn. (May 23, 2023) – Construction of a new navigation lock on the Tennessee River reached a monolithic milestone yesterday as crews and officials held a topping-off ceremony to mark the completion of the first concrete monolith.

  • March

    Lt. Col. Joseph Sahl, U.S. Army Corps of Engineers Nashville District commander, leads a group of stakeholders on a tour of Kentucky Lock and the Kentucky Lock Addition Project March 22, 2023, on the Tennessee River in Grand Rivers, Kentucky. He is having a conversation with Cmdr. Jennifer Andrew, commander of U.S. Coast Guard Marine Safety Unit Paducah, as the group walked on the coffer dam and future downstream approach wall during the tour. A vessel and barges approach the downstream active lock on the left of the photo and construction of the new lock chamber can be seen on the right of the photo. (USACE Photo by Lee Roberts)

    Roundtables serve stakeholders mega project update

    NASHVILLE, Tenn. (March 24, 2023) – Nashville District leaders, engineers and project managers hosted stakeholder roundtables this week to provide updates and an opportunity to visit the district’s two mega construction projects.
  • Lock Operator Kenneth Hammock monitors a recreational sailboat as it moves barges into Chickamauga Lock March 2, 2023. He works to safeguard navigators at the active lock on the Tennessee River, which is very close to a U.S. Army Corps of Engineers Nashville District construction project to build a new 600-foot-long by 110-foot-wide lock. (USACE Photo by Lee Roberts)

    Lock operators work super safely near mega construction projects

    NASHVILLE, Tenn. (March 8, 2023) – Operators at navigation locks could easily wear capes for the super work they do to ensure the safety of the public, not to mention employees that maintain these projects in the Cumberland and Tennessee River systems. At Kentucky Lock in Grand Rivers, Kentucky, and Chickamauga Lock in Chattanooga, Tennessee, ongoing mega construction projects to build larger new locks pose additional hazards for these vigilant protectors of people and resources.

  • February

    Tommy Long (Center), U.S. Army Corps of Engineers Nashville District’s resident engineer for the Chickamauga Lock Replacement Project, leads Lt. Gen. Scott Spellmon (Right), 55th chief of Engineers, and Congressman Chuck Fleischmann, Tennessee District 3, through the construction site where crews are constructing the lock chamber Feb. 3, 2021. (USACE photo by Lee Roberts)

    Chief of engineers visits Chickamauga Lock Replacement Project

    CHATTANOOGA, Tenn. (Feb. 3, 2021) – The 55th chief of engineers visited the Chickamauga Lock Replacement Project on the Tennessee River today to meet with project managers and engineers and gain a better understanding of ongoing construction of a new lock chamber.

  • January

    Ryan Cleary, project engineer at the Chickamauga Lock Replacement Project Resident Engineer Office, is the U.S. Army Corps of Engineers Nashville District Employee of the Month for November 2020. (USACE photo)

    Cleary named Nashville District Employee of the Month for November 2020

    NASHVILLE, Tenn. (Jan. 8, 2021) – Ryan Cleary, project engineer at the Chickamauga Lock Replacement Project Resident Engineer Office, is the U.S. Army Corps of Engineers Nashville District Employee of the Month for November 2020.

  • July

    A Shimmick construction worker installs reinforcing steel July 21, 2020 in preparation to place more concrete for a monolith. The U.S. Army Corps of Engineers Nashville District is constructing a new navigation lock as part of the Chickamauga Lock Replacement Project at the Tennessee Valley Authority project on the Tennessee River in Chattanooga, Tennessee. (USACE Photo by Lee Roberts)

    Monolithic effort to construct lock chamber heats up

    CHATTANOOGA, Tenn. (July 23, 2020) – A monolithic effort to construct a navigation chamber at the Chickamauga Lock Replacement Project is heating up where the U.S. Army Corps of Engineers Nashville District has already placed 19,000 cubic yards of concrete and more than 700 tons of reinforcing steel.

  • April

    USACE

    Richardson named Nashville District Employee of the Month for March 2020

    NASHVILLE, Tenn. (April 24, 2020) Lockmaster Cory Richardson at the U.S. Army Corps of Engineers Nashville District assigned to the Chickamauga Lock near Chattanooga Tenn., is the employee of the month for March 2020.

  • November

    Dwayne Ponds (Right), U.S. Army Corps of Engineers Nashville District project geologist, explains the ongoing work to place concrete and construct a new navigation lock to R.D. James, assistant secretary of the Army for Civil Works, during a walking tour Nov. 14, 2019 at Chickamauga Lock on the Tennessee River in Chattanooga, Tenn. The Nashville District is constructing a new 110-foot by 600-foot navigation lock at the Tennessee Valley Authority project. (USACE photo by Lee Roberts)

    Assistant secretary of the Army for Civil Works visits project, engages workforce

    NASHVILLE, Tenn. (Nov. 14, 2019) – The assistant secretary of the Army for Civil Works visited the Chickamauga Lock Replacement Project today in Chattanooga, Tenn., then jetted to Music City for a town hall meeting to engage with the U.S. Army Corps of Engineers Nashville District workforce.

  • June

    Tommy Long, Chickamauga Lock Replacement Project resident engineer, briefs members of the Lower Mekong Initiative about the status of the project during a visit June 12, 2019 on the Tennessee River in Chattanooga, Tenn. The U.S. Army Corps of Engineers Nashville District is constructing a new navigation lock at the Tennessee Valley Authority project. (USACE photo by Lee Roberts)

    International team visits Tennessee for water development initiative

    NASHVILLE, Tenn. (June 17, 2019) – An international team from Cambodia, Laos, Myanmar, Thailand and Vietnam visited the Tennessee and Cumberland River Systems last week at the invitation of the United States in support of water development in the Lower Mekong River Basin.

  • April

    Construction workers with AECOM work in the coffer dam to prepare the foundation April 25, 2019 for concrete placement as part of the Chickamauga Lock Replacement Project Lock Chamber Contract, which is managed by the U.S. Army Corps of Engineers Nashville District. The Tennessee Valley Authority project is located on the Tennessee River in Chattanooga, Tenn. (USACE photo by Lee Roberts)

    Chickamauga Lock Replacement Project builds on Joint Risk Register

    CHATTANOOGA, Tenn. (April 26, 2019) – As Corps of Engineers officials and their contract partner prepare to place concrete for a new navigation lock at Chickamauga Dam on the Tennessee River, they are actively working together to reduce safety risk as well as construction risks that could affect contract costs and schedule, and identify opportunities for improvement as part of a headquarters pilot program called the “Joint Risk Register.”
  • Maj. Gen. Mark Toy, U.S. Army Corps of Engineers Great Lakes and Ohio River Division commander, presents the Secretary of Defense Medal for the Defense of Freedom April 8, 2019 to Billy Johnson, recognizing the severe injuries he sustained while supporting a Corps of Engineers mission as a security officer in Iraq Dec. 9, 2007. The general presented the medal on behalf of Secretary of the Army Mark T. Esper during a ceremony held at the Tennessee Valley Authority Central Labs near Chickamauga Lock in Chattanooga, Tenn. (USACE photo by Lee Roberts)

    General recognizes security officer wounded in Iraq IED attack

    CHATTANOOGA, Tenn. (April 8, 2019) – Ejected from his turret position in an F350 truck, laying on the ground critically injured in Iraq nearly 12 years ago, Billy Johnson remembers saying an “Our Father,” not fearing death. Today he stood full of life in front of family, friends and his priest, thankful for their love and support as he received the Secretary of Defense Medal for the Defense of Freedom during a ceremony hosted by the U.S. Army Corps of Engineers at the Tennessee Valley Authority Central Labs near Chickamauga Lock.

  • February

    Adam Walker (Right), U.S. Army Corps of Engineers Nashville District project manager for the Chickamauga Lock Replacement Project, briefs Douglas Lamont, senior official performing duties of secretary of the Army for Civil Works, on the status of the work Feb. 28, 2017 in Chattanooga, Tenn. The Tennessee Valley Authority owns the dam while the Nashville District operates and maintains the current lock.

    Lamont seeks greater understanding of aging infrastructure at Chickamauga Lock

    CHATTANOOGA, Tenn. (Feb. 28, 2017) – To gain a better perspective of the nation’s aging infrastructure on America’s waterways the senior official performing duties of secretary of the Army for Civil Works toured Chickamauga Lock today to realize the challenges of keeping a deteriorated lock open while racing against time to construct a replacement lock.

  • July

    Lock and Dam Mechanics Alan Bailey (Right) and Ty Melton get into position to inspect and repair the downstream miter gate July 20, 2016 at Chickamauga Lock on the Tennessee River in Chattanooga, Tenn. Bailey is from the Cumberland River Operations Center at Old Hickory, Tenn., and Melton is from the Tennessee River Operations Center at Florence, Ala.

    Maintenance team repairs dewatered Chickamauga Lock

    CHATTANOOGA, Tenn. (July 20, 2016) – Chickamauga Lock is empty and closed to navigation while maintenance crews inspect and make repairs to the miter gates, valves, bushings and other components normally submerged under more than 11 million gallons of water.

  • June

    Lt. Gen. Todd T. Semonite, U.S. Army Corps of Engineers commander, receives a briefing from Nashville District and Tennessee Valley Authority leadership at the Chickamauga Lock Replacement Project in Chattanooga, Tenn., June 7, 2016.

    Semonite visits high visibility construction projects, says it’s time to ‘finish strong’

    NASHVILLE, Tenn. (June 7, 2016) – In only his third week on the job the nation’s chief of engineers visited three high visibility construction projects today to meet employees and garner the very latest updates from project managers and team members.

  • April

    Congressman Chuck Fleischmann, Tennessee District 3, addresses the media about the cofferdam stabilization project and the restart of work on the new Chickamauga Lock on the Tennessee River in Chattanooga, Tenn., April 25, 2016. Lt. Col. Stephen Murphy, U.S. Army Corps of Engineers Nashville District commander, also made comments about the status of the project.

    Chickamauga Lock Replacement Project work restarts

    CHATTANOOGA, Tenn. (April 25, 2016) – The Chickamauga Lock Replacement Project restarted today with official fanfare as a $3.1 million cofferdam stabilization project got underway.

  • August

    The Motor Vessel Mississippi arrives with a group of stakeholders at Cheatham Lock and Dam in Ashland City, Tenn., Aug. 12, 2015. The stakeholders were onboard to interact with the Mississippi River Commission in the process of conducting a low water inspection of the Cumberland River.

    Mississippi River Commission gains fresh perspective of Tennessee, Cumberland Rivers

    NASHVILLE, Tenn. (Aug. 14, 2015) – The Mississippi River Commission recently navigated the Tennessee and Cumberland Rivers to gain a fresh perspective for the development of plans to improve the condition of the Mississippi River Basin, foster navigation, promote commerce, and reduce flood risk.

  • October

    Work crews assessed damage Oct. 31, 2014 on the upper gate anchorage at Chickamauga Lock. After a brief meeting with engineers, staff and several Tennessee Valley Authority officials, Lt. Col. John L. Hudson, U.S. Army Corps of Engineers Nashville District commander gave the approval to reopen Chickamauga Lock to all navigation traffic as early as Thursday, Nov. 6.

    Corps assessment reopens Chickamauga Lock at the end of next week

    CHATTANOOGA, Tenn. (Oct. 31, 2014) – Work crews assessed damage at Chickamauga Lock and plan to reopen Chickamauga Lock to all navigation traffic next week.

  • September

    Federal, State and local agencies gathered at Metro Nashville’s Development Services Center to form a group partnership to help reduce flood reduction Sept. 23, 2014. Silver Jackets is an innovative program that provides an opportunity to consistently bring together multiple state, federal, and local agencies to learn from one another and apply their knowledge to reduce risk.

    Tennessee formalizes Silver Jackets Program with charter signing

    NASHVILLE, Tenn. (Sept. 23, 2014) – Federal, state and local agencies formalized an official partnership to promote flood risk reduction today by signing the Tennessee Silver Jackets Charter during a ceremony at Metro Nashville’s Development Services Center.