Dry Dock Number 4, Forms and Reinforcement for Center Section of Coffe...
Photographs of the Construction and Repair of Buildings, Facilities, and Vessels at the New York Navy Yard
Adam Walker (Right), U.S. Army Corps of Engineers Nashville
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 Ar... More
Dry Dock 4 in Coffer Dam, Looking South, Showing Brick in Outer Sill a...
Photographs of the Construction and Repair of Buildings, Facilities, and Vessels at the New York Navy Yard
Lt. Gen. Todd T. Semonite, U.S. Army Corps of Engineers
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 Chattanoog... More
The U.S. Army Corps of Engineers Nashville District
The U.S. Army Corps of Engineers Nashville District and contractor Johnson Brothers place the final concrete shell on the riverbed of the Tennessee River Feb. 2, 2020 below Kentucky Lock in Grand Rivers, Ky. It... More
Adam Walker (Left), Chickamauga Lock Replacement Project
Adam Walker (Left), Chickamauga Lock Replacement Project manager; Tommy Long (Right), resident engineer; Lt. Col. Stephen Murphy (Second from Right), U.S. Army Corps of Engineers Nashville District commander; g... More
Dry Dock 4, Coffer Dam, Looking Northwest, Monthly Progress Photo, The...
Photographs of the Construction and Repair of Buildings, Facilities, and Vessels at the New York Navy Yard
Dry Dock 4, Coffer Dam Bracing, Looking Northeast, Monthly Progress Ph...
Photographs of the Construction and Repair of Buildings, Facilities, and Vessels at the New York Navy Yard
New York Navy Yard - Dry Dock 4, Coffer Dam
Photographs of the Construction and Repair of Buildings, Facilities, and Vessels at the New York Navy Yard
Dry Dock 4 Coffer Dam from Centerline Inner Caisson Seat Looking West ...
Photographs of the Construction and Repair of Buildings, Facilities, and Vessels at the New York Navy Yard
CHATTANOOGA, Tenn. Tommy Long, (Right) U.S. Army Corps
CHATTANOOGA, Tenn. Tommy Long, (Right) U.S. Army Corps of Engineers Nashville District resident engineer, brief Tennessee Congressman Chuck Fleischmann, Tennessee 3rd District, and Scott Desjarlais, Tennessee ... More
Lt. Col. James A. DeLapp (Right), U.S. Army Corps of
Lt. Col. James A. DeLapp (Right), U.S. Army Corps of Engineers Nashville District commander, points toward the Chickamauga Lock Addition Project's coffer dam from atop Chickamauga Dam during a tour of the proje... More
Dry Dock Number 4, Monthly Progress Photo, Coffer Dam, Looking North W...
Photographs of the Construction and Repair of Buildings, Facilities, and Vessels at the New York Navy Yard
Congressman Chuck Fleischmann, Tennessee District 3,
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... More
Douglas Lamont, senior official performing duties of
Douglas Lamont, senior official performing duties of secretary of the Army for Civil Works, tours the deteriorating Chickamauga Lock Feb. 28, 2017 in Chattanooga, Tenn., with U.S. Army Corps of Engineers Nashvi... More
The U.S. Army Corps of Engineers Nashville District
The U.S. Army Corps of Engineers Nashville District and its contractor partner Johnson Brothers put a 1.7 million pound concrete shell into position Feb. 2, 2020 on the riverbed on downstream end of Kentucky Lo... More
Dry Dock 4, Forms and Reinforcement for Center Section of Coffer Dam, ...
Photographs of the Construction and Repair of Buildings, Facilities, and Vessels at the New York Navy Yard
Dry Dock 4, Coffer Dam Looking East Along Outer Sill Showing Bracing, ...
Photographs of the Construction and Repair of Buildings, Facilities, and Vessels at the New York Navy Yard
Kentucky River Lock Number Five and Lower Cofferdam
Original Caption: Lock No. 5, Kentucky River. Lock Pit - Lower Coffer Dam. October 24, 1932. Historical Photographs
Dry Dock 4 Coffer Dam, Looking Southeast, Showing Granite Sills, Holbr...
Photographs of the Construction and Repair of Buildings, Facilities, and Vessels at the New York Navy Yard
Dry Dock 4 in Coffer Dam, Looking South, Showing Sills. Holbrook Cabot...
Photographs of the Construction and Repair of Buildings, Facilities, and Vessels at the New York Navy Yard
Kentucky River Lock Number Six Coffer Dam
Original Caption: Coffer Dam. After rise in the river June 23d, U. S. Engineer Office, Jun 26 1891 Salvisa Ky., Frankfort, Ky. Historical Photographs
Maj. Gen. Robert F. Whittle Jr., USACE Great Lakes
Maj. Gen. Robert F. Whittle Jr., USACE Great Lakes and Ohio River Division commanding general; presents the U.S. Army Meritorious Civilian Service Medal to Lock Operator Joshua C. Mullins at Kentucky Lock in Gr... More
Don Getty (Right), U.S. Army Corps of Engineers Nashville
Don Getty (Right), U.S. Army Corps of Engineers Nashville District project manager for the Kentucky Lock Addition Project, and Barney Schulte, the project’s lead engineer, monitor the progress of the placement ... More
This is where water is being pumped out of the coffer
This is where water is being pumped out of the coffer dam located at the Chickamauga Lock and Dam in Chattanooga, Tenn., Sept. 29, 2010.
The U.S. Army Corps of Engineers Nashville District
The U.S. Army Corps of Engineers Nashville District and contractor Johnson Brothers place the final concrete shell on the riverbed of the Tennessee River Feb. 2, 2020 below Kentucky Lock in Grand Rivers, Ky. It... More
Lt. Col. Stephen Murphy, U.S. Army Corps of Engineers
Lt. Col. Stephen Murphy, U.S. Army Corps of Engineers Nashville District commander, leads Congressman Chuck Fleischmann, Tennessee District 3, on a tour of Chickamauga Lock and construction of a new lock during... More
The U.S. Army Corps of Engineers Nashville District
The U.S. Army Corps of Engineers Nashville District and contractor Johnson Brothers place the final concrete shell on the riverbed of the Tennessee River Feb. 2, 2020 below Kentucky Lock in Grand Rivers, Ky. It... More
Congressman Chuck Fleischmann, Tennessee District 3,
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... More
Congressman Bill Shuster, representative of the 9th
Congressman Bill Shuster, representative of the 9th District of Pennsylvania, speaks with News Channel 9 Reporter Natalie Jenereski during a media opportunity at Chickamauga Lock in Chattanooga, Tenn., March 23... More
(Left to right) Congressman Bill Shuster, representative
(Left to right) Congressman Bill Shuster, representative of the 9th District of Pennsylvania; Lt. Col. James A. DeLapp, U.S. Army Corps of Engineers Nashville District commander; Congressman Chuck Fleischmann, ... More
Congressman Bill Shuster, representative of the 9th
Congressman Bill Shuster, representative of the 9th District of Pennsylvania, responds to Chattanooga Times Free Press Reporter Dave Flessner during a tour of Chickamauga Lock in Chattanooga, Tenn., March 23, 2... More
Douglas Lamont, senior official performing duties of
Douglas Lamont, senior official performing duties of secretary of the Army for Civil Works, tours the deteriorating Chickamauga Lock Feb. 28, 2017 in Chattanooga, Tenn., with U.S. Army Corps of Engineers Nashvi... More
Douglas Lamont, senior official performing duties of
Douglas Lamont, senior official performing duties of secretary of the Army for Civil Works, poses with U.S. Army Corps of Engineers Nashville District officials Feb. 28, 2017 at the Chickamauga Lock Replacement... More
Adam Walker (Right), U.S. Army Corps of Engineers Nashville
Adam Walker (Right), U.S. Army Corps of Engineers Nashville District project manager for the Chickamauga Lock Replacement Project, explains construction dates with Tennessee Congressman Scott DesJarlais, Tennes... More
CHATTANOOGA, Tenn. Adam Walker (Right), U.S. Army
CHATTANOOGA, Tenn. Adam Walker (Right), U.S. Army Corps of Engineers Nashville District project manager for the Chickamauga Lock Replacement Project, explains construction dates with Tennessee Congressman Scot... More
Adam Walker (Yellow Jacket), U.S. Army Corps of Engineers
Adam Walker (Yellow Jacket), U.S. Army Corps of Engineers Nashville District project manager, briefs Douglas Lamont, senior official performing duties of secretary of the Army for Civil Works, on the challenges... More
The Tug Boat Chariot K. Smith pushes a barge into
The Tug Boat Chariot K. Smith pushes a barge into Chickamauga Lock in Chattanooga, Tenn., March 23, 2012. From 1997 to 2010, annual tonnage passing through the lock ranged from .7 to 2.7 million tons. The annu... More
This is the Chickamauga coffer dam where a new lock
This is the Chickamauga coffer dam where a new lock is being constructed by the U.S. Army Corps of Engineers Nashville District at Chickamauga Dam in Chattanooga, Tenn., Sept. 29, 2010.
This is the Chickamauga coffer dam where a new lock
This is the Chickamauga coffer dam where a new lock is being constructed by the U.S. Army Corps of Engineers Nashville District at Chickamauga Dam in Chattanooga, Tenn., Sept. 29, 2010. The new wall is part of ... More
Tommy Long, (Left) U.S. Army Corps of Engineers Nashville
Tommy Long, (Left) U.S. Army Corps of Engineers Nashville District resident engineer, and Adam Walker (Right), U.S. Army Corps of Engineers Nashville District project manager for the Chickamauga Lock Replacemen... More
The U.S. Army Corps of Engineers Nashville District
The U.S. Army Corps of Engineers Nashville District and its contractor partner Johnson Brothers put a 1.7 million pound concrete shell into position Feb. 2, 2020 on the riverbed on downstream end of Kentucky Lo... More
Adam Walker (Right), U.S. Army Corps of Engineers Nashville
Adam Walker (Right), U.S. Army Corps of Engineers Nashville District project manager for the Chickamauga Lock Replacement Project, briefs Tennessee Congressman Chuck Fleischmann, Tennessee 3rd District, and Sco... More
A diver enters the water to assist with the placement
A diver enters the water to assist with the placement of the 10th and final concrete shell on the riverbed of the Tennessee River Feb. 2, 2020 below Kentucky Lock in Grand Rivers, Ky. It is the 10th concrete sh... More
Work crews from C.J. Mahan pump water out of the coffer
Work crews from C.J. Mahan pump water out of the coffer dam being constructed by the U.S. Army Corps of Engineers Nashville District at the Chickamauga Lock and Dam in Chattanooga, Tenn., Sept. 29, 2010.
Crews prepare the rock foundation Jan. 8, 2019 for
Crews prepare the rock foundation Jan. 8, 2019 for future concrete placement at the Chickamauga Lock Replacement Project on the Tennessee River in Chattanooga, Tenn. (USACE photo by Capt. William Keenan)
Lt. Col. James A. DeLapp (Left), U.S. Army Corps of
Lt. Col. James A. DeLapp (Left), U.S. Army Corps of Engineers Nashville District commander, talks with Congressman Chuck Fleischmann, representative of the 3rd District of Tennessee, during a tour of the Lock A... More
Congressman Chuck Fleischmann, Tennessee District 3,
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... More
Tommy Long, U.S. Army Corps of Engineers Nashville
Tommy Long, U.S. Army Corps of Engineers Nashville District resident engineer, briefs Congressman Chuck Fleischmann, Tennessee District 3, while overlooking the coffer dam where construction of a new lock has r... More
Tommy Long (Left), resident engineer for the Chickamauga
Tommy Long (Left), resident engineer for the Chickamauga Lock Replacement Project, explains how the river bed will be excavated ahead of future construction of the new 110-foot by 600-foot navigation lock to Do... More
![[Hurricane Katrina] Empire, New Orleans, LA, 4-14-06 -- U.S. Army Corps of Engineer Herbie Petit and Plaquemines Parrish Flood Gate Operator John Machella point to some pumps used to pump water out from between a temporary coffer dam and the Flood Gate so repairs can be made. FEMA is helping the Parrish government repair the Flood Gate that was damaged by Hurricane Katrina under its Public Assistance Program. Marvin Nauman/FEMA photo](https://cache.getarchive.net/Prod/thumb/cdn10/L3Bob3RvLzIwMDYvMDQvMTQvaHVycmljYW5lLWthdHJpbmEtZW1waXJlLW5ldy1vcmxlYW5zLWxhLTQtMTQtMDYtdXMtYXJteS1jb3Jwcy1vZi1lbmdpbmVlci1oZXJiaWUtNWVkNDNiLTEwMjQuanBn/40/26/webp "[Hurricane Katrina] Empire, New Orleans, LA, 4-14-06 -- U.S. Army Corps of Engineer Herbie Petit and Plaquemines Parrish Flood Gate Operator John Machella point to some pumps used to pump water out from between a temporary coffer dam and the Flood Gate so repairs can be made. FEMA is helping the Parrish government repair the Flood Gate that was damaged by Hurricane Katrina under its Public Assistance Program. Marvin Nauman/FEMA photo")
[Hurricane Katrina] Empire, New Orleans, LA, 4-14-06 -- U.S. Army Corp...
Photographs Relating to Disasters and Emergency Management Programs, Activities, and Officials
Major Savannah Harbor deepening mitigation feature progresses
SAVANNAH, Ga. -- A panoramic view into the cofferdam at the down river dissolved oxygen injection system construction site, Aug. 17, 2016. Workers are pouring concrete for the foundation this week. Work began o... More
The U.S. Army Corps of Engineers Nashville District
The U.S. Army Corps of Engineers Nashville District and contractor Johnson Brothers place the final concrete shell on the riverbed of the Tennessee River Feb. 2, 2020 below Kentucky Lock in Grand Rivers, Ky. It... More
Lt. Gen. Todd T. Semonite (Second from Left), U.S.
Lt. Gen. Todd T. Semonite (Second from Left), U.S. Army Corps of Engineers commander, receives a briefing at the Chickamauga Lock Replacement Project in Chattanooga, Tenn., from Nashville District Project Manag... More
Lt. Col. James A. DeLapp (Right), U.S. Army Corps of
Lt. Col. James A. DeLapp (Right), U.S. Army Corps of Engineers Nashville District commander, points toward the Chickamauga Lock Addition Project's coffer dam from atop Chickamauga Dam during a tour of the proje... More
Douglas Lamont, senior official performing duties of
Douglas Lamont, senior official performing duties of secretary of the Army for Civil Works, gets a briefing on the deteriorating Chickamauga Lock and its replacement lock project Feb. 28, 2017 in Chattanooga, T... More
Maj. Gen. Robert F. Whittle Jr., USACE Great Lakes
Maj. Gen. Robert F. Whittle Jr., USACE Great Lakes and Ohio River Division commanding general, and Kentucky Lock Operator Joshua C. Mullins pose with teammates and leaders after the general presented him the U.... More
The U.S. Army Corps of Engineers Nashville District
The U.S. Army Corps of Engineers Nashville District and contractor Johnson Brothers place the final concrete shell on the riverbed of the Tennessee River Feb. 2, 2020 below Kentucky Lock in Grand Rivers, Ky. It... More
(Left to right) Mike Wilson, U.S. Army Corps of Engineers
(Left to right) Mike Wilson, U.S. Army Corps of Engineers Nashville District deputy for Programs and Project Management; Congressman Bill Shuster, representative of the 9th District of Pennsylvania; Lt. Col. Ja... More
Adam Walker (Left), U.S. Army Corps of Engineers Nashville
Adam Walker (Left), U.S. Army Corps of Engineers Nashville District project manager for the Chickamauga Lock Replacement Project, and Tommy Long, (Right) U.S. Army Corps of Engineers Nashville District resident... More
Maj. Gen. Mark Toy (Second from Right), U.S. Army Corps
Maj. Gen. Mark Toy (Second from Right), U.S. Army Corps of Engineers Great Lakes and Ohio River Division commander, and Lt. Col. Cullen Jones (Second from Left), Nashville District commander, receive a briefing... More
The U.S. Army Corps of Engineers Nashville District
The U.S. Army Corps of Engineers Nashville District and its contractor partner Johnson Brothers put a 1.7 million pound concrete shell into position Feb. 2, 2020 on the riverbed on downstream end of Kentucky Lo... More
This is the coffer dam at the Chickamauga Lock Addition
This is the coffer dam at the Chickamauga Lock Addition Project in Chattanooga, Tenn., March 23, 2012.
This is where water is being pumped out of the coffer
This is where water is being pumped out of the coffer dam located at the Chickamauga Lock and Dam in Chattanooga, Tenn., Sept. 29, 2010.
Jeff Ross, U.S. Army Corps of Engineers Nashville District
Jeff Ross, U.S. Army Corps of Engineers Nashville District civil engineer, reginal technical specialist, regional river repair fleet, explains Chickamauga Lock maintenance operations to Congressman Chuck Fleisc... More
Maj. Gen. Mark Toy, U.S. Army Corps of Engineers Great
Maj. Gen. Mark Toy, U.S. Army Corps of Engineers Great Lakes and Ohio River Division commander, observes operations to construct concrete shells being assembled on the shoreline of the Tennessee River during a ... More
A barge enters Chickamauga Lock in Chattanooga, Tenn.,
A barge enters Chickamauga Lock in Chattanooga, Tenn., March 23, 2012.
This is the Chickamauga coffer dam where a new lock
This is the Chickamauga coffer dam where a new lock is being constructed by the U.S. Army Corps of Engineers Nashville District at Chickamauga Dam in Chattanooga, Tenn., Sept. 29, 2010.
Douglas Lamont, senior official performing duties of
Douglas Lamont, senior official performing duties of secretary of the Army for Civil Works, gets a briefing on the deteriorating Chickamauga Lock and its replacement lock project Feb. 28, 2017 in Chattanooga, T... More
Lt. Col. Stephen Murphy, U.S. Army Corps of Engineers
Lt. Col. Stephen Murphy, U.S. Army Corps of Engineers Nashville District commander, briefs Douglas Lamont, senior official performing duties of secretary of the Army for Civil Works, about the district’s 10 dam... More
CHATTANOOGA, Tenn. Adam Walker (Left), U.S. Army Corps
CHATTANOOGA, Tenn. Adam Walker (Left), U.S. Army Corps of Engineers Nashville District project manager for the Chickamauga Lock Replacement Project, and Tommy Long, (Right) U.S. Army Corps of Engineers Nashvil... More
This is a coffer dam looking downstream on the Cumberland
This is a coffer dam looking downstream on the Cumberland River in Ashland City, Tenn., Aug. 31, 1891. The U.S. Army Corps of Engineers Nashville District built Lock and Dam 2 at this location to establish a na... More
This is the Chickamauga coffer dam where a new lock
This is the Chickamauga coffer dam where a new lock is being constructed by the U.S. Army Corps of Engineers Nashville District at Chickamauga Dam in Chattanooga, Tenn., Sept. 29, 2010. The new wall is part of ... More
Congressman Chuck Fleischmann (Left), representative
Congressman Chuck Fleischmann (Left), representative of the 3rd District of Tennessee, and Congressman Bill Shuster, representative of the 9th District of Pennsylvania, answer media questions during a tour of C... More
Lt. Col. Stephen Murphy, U.S. Army Corps of Engineers
Lt. Col. Stephen Murphy, U.S. Army Corps of Engineers Nashville District commander, addresses the media April 25, 2016 in Chattanooga, Tenn., about the resumption of the Chickamauga Lock Replacement Project wit... More
Adam Walker, U.S. Army Corps of Engineers Nashville
Adam Walker, 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 C... More
Lt. Col. Stephen Murphy, U.S. Army Corps of Engineers
Lt. Col. Stephen Murphy, U.S. Army Corps of Engineers Nashville District commander, briefs Congressman Chuck Fleischmann, Tennessee District 3, while overlooking the coffer dam where construction of a new lock ... More
Jody Robinson (Left), Nashville District mechanical
Jody Robinson (Left), Nashville District mechanical engineer with the Kentucky Lock Addition Project in Grand Rivers, Ky., updates Maj. Gen. Robert F. Whittle Jr., U.S. Army Corps of Engineers Great Lakes and O... More
A barge enters Chickamauga Lock in Chattanooga, Tenn.,
A barge enters Chickamauga Lock in Chattanooga, Tenn., March 23, 2012.
This is the Chickamauga coffer dam where a new lock
This is the Chickamauga coffer dam where a new lock is being constructed by the U.S. Army Corps of Engineers Nashville District at Chickamauga Dam in Chattanooga, Tenn., Sept. 29, 2010.