Appleton Locks & Dams, Lock Shelter at Lock 1, South side of Lock 1, n...
Significance: The lock shelter provides shelter for the lockkeeper while on active duty. Further, the lock shelter provides office space and first aid facilities for office personnel. As such, the lock shelte... More
Kaukauna Lock & Dam, Lock Shelter at Lock 5, On Northern Embankment, n...
Significance: The lock shelter provides shelter for the lockkeeper while on active duty. In addition, the lock shelter provides office space and first aid facilities for office personnel. As such the lock shelt... More
Mississippi River 9-Foot Channel Project, Lock & Dam No. 15, Upper Mis...
Significance: The U.S. Army Corps of Engineers Nine-Foot Channel Project (1927-1940) represents the culmination of a 100-year effort to improve the navigability of the Upper Mississippi River between the mouth ... More
Mississippi River 9-Foot Channel Project, Lock & Dam No. 15, Upper Mis...
Significance: The U.S. Army Corps of Engineers Nine-Foot Channel Project (1927-1940) represents the culmination of a 100-year effort to improve the navigability of the Upper Mississippi River between the mouth ... More
Mississippi River 9-Foot Channel Project, Lock & Dam No. 15, Upper Mis...
Significance: The U.S. Army Corps of Engineers Nine-Foot Channel Project (1927-1940) represents the culmination of a 100-year effort to improve the navigability of the Upper Mississippi River between the mouth ... More
Mississippi River 9-Foot Channel Project, Lock & Dam No. 15, Upper Mis...
Significance: The U.S. Army Corps of Engineers Nine-Foot Channel Project (1927-1940) represents the culmination of a 100-year effort to improve the navigability of the Upper Mississippi River between the mouth ... More
Mississippi River 9-Foot Channel Project, Lock & Dam No. 15, Upper Mis...
Significance: The U.S. Army Corps of Engineers Nine-Foot Channel Project (1927-1940) represents the culmination of a 100-year effort to improve the navigability of the Upper Mississippi River between the mouth ... More
Mississippi River 9-Foot Channel Project, Lock & Dam No. 15, Upper Mis...
Significance: The U.S. Army Corps of Engineers Nine-Foot Channel Project (1927-1940) represents the culmination of a 100-year effort to improve the navigability of the Upper Mississippi River between the mouth ... More
Rapide Croche Lock & Dam, Lockkeeper's Residence, Approximately 115 fe...
Significance: The Lockkeeper's house served as an on-site residence for the lockkeeper responsible for controlling the locks. In addition, the house served as a residence for the lockkeeper's family. The reside... More
Monongahela River Lock & Dam No. 7, River Mile No. 85, Greensboro, Gre...
Part of the Monongahela River Recording Project, which included HAER PA-300, Port Perry Bridge; HAER PA-385, Monongahela Navation Company Lock and Dam No. 7; and HAER PA-304, Lower Monongahela River Public Impr... More
Monongahela River Lock & Dam No. 7, River Mile No. 85, Greensboro, Gre...
Part of the Monongahela River Recording Project, which included HAER PA-300, Port Perry Bridge; HAER PA-385, Monongahela Navation Company Lock and Dam No. 7; and HAER PA-304, Lower Monongahela River Public Impr... More
Monongahela River Lock & Dam No. 7, River Mile No. 85, Greensboro, Gre...
Part of the Monongahela River Recording Project, which included HAER PA-300, Port Perry Bridge; HAER PA-385, Monongahela Navation Company Lock and Dam No. 7; and HAER PA-304, Lower Monongahela River Public Impr... More
Mississippi River 9-Foot Channel Project, Lock & Dam No. 16, Upper Mis...
Significance: The U.S. Army Corps of Engineers Nine-Foot Channel Project (1927-1940) represents the culmination of a 100-year effort to improve the navigability of the Upper Mississippi River between the mouth ... More
Mississippi River 9-Foot Channel Project, Lock & Dam No. 16, Upper Mis...
Significance: The U.S. Army Corps of Engineers Nine-Foot Channel Project (1927-1940) represents the culmination of a 100-year effort to improve the navigability of the Upper Mississippi River between the mouth ... More
Mississippi River 9-Foot Channel, Lock & Dam No. 14, Upper Mississippi...
Significance: The U.S. Army Corps of Engineers Nine-Foot Channel Project (1927-1940) represents the culmination of a 100-year effort to improve the navigability of the Upper Mississippi River between the mouth ... More
Mississippi River 9-Foot Channel, Lock & Dam No. 14, Upper Mississippi...
Significance: The U.S. Army Corps of Engineers Nine-Foot Channel Project (1927-1940) represents the culmination of a 100-year effort to improve the navigability of the Upper Mississippi River between the mouth ... More
Appleton Locks & Dams, Fox River at Oneida Street, Appleton, Outagamie...
Significance: The Appleton Locks and Dams Complex allows passage for watercraft around 1 1/2 miles of rapids as well as a 4 foot falls present in the Lower Fox River at Appleton. Survey number: HAER WI-84 Bui... More
Appleton Locks & Dams, Fox River at Oneida Street, Appleton, Outagamie...
Significance: The Appleton Locks and Dams Complex allows passage for watercraft around 1 1/2 miles of rapids as well as a 4 foot falls present in the Lower Fox River at Appleton. Survey number: HAER WI-84 Bui... More
Mississippi River 9-Foot Channel Project, Lock & Dam No. 17, Upper Mis...
Significance: The U.S. Army Corps of Engineers Nine-Foot Channel Project (1927-1940) represents the culmination of a 100-year effort to improve the navigability of the Upper Mississippi River between the mouth ... More
Mississippi River 9-Foot Channel Project, Lock & Dam No. 17, Upper Mis...
Significance: The U.S. Army Corps of Engineers Nine-Foot Channel Project (1927-1940) represents the culmination of a 100-year effort to improve the navigability of the Upper Mississippi River between the mouth ... More
Mississippi River 9-Foot Channel Project, Lock & Dam No. 17, Upper Mis...
Significance: The U.S. Army Corps of Engineers Nine-Foot Channel Project (1927-1940) represents the culmination of a 100-year effort to improve the navigability of the Upper Mississippi River between the mouth ... More
Mississippi River 9-Foot Channel Project, Lock & Dam No. 17, Upper Mis...
Significance: The U.S. Army Corps of Engineers Nine-Foot Channel Project (1927-1940) represents the culmination of a 100-year effort to improve the navigability of the Upper Mississippi River between the mouth ... More
Mississippi River 9-Foot Channel Project, Lock & Dam No. 17, Upper Mis...
Significance: The U.S. Army Corps of Engineers Nine-Foot Channel Project (1927-1940) represents the culmination of a 100-year effort to improve the navigability of the Upper Mississippi River between the mouth ... More
Mississippi River 9-Foot Channel Project, Lock & Dam No. 17, Upper Mis...
Significance: The U.S. Army Corps of Engineers Nine-Foot Channel Project (1927-1940) represents the culmination of a 100-year effort to improve the navigability of the Upper Mississippi River between the mouth ... More
Upper Mississippi River 9-Foot Channel Project, Lock & Dam 26R, Alton,...
Significance: ...Lock and Dam NO. 26R constitute the first replacements of an original element of the Nine-Foot Channel Project. The new installation will replace Lock and Dam No. 26, located two miles upstrea... More
Upper Mississippi River 9-Foot Channel Project, Lock & Dam 26R, Alton,...
Significance: ...Lock and Dam NO. 26R constitute the first replacements of an original element of the Nine-Foot Channel Project. The new installation will replace Lock and Dam No. 26, located two miles upstrea... More
Upper Mississippi River 9-Foot Channel Project, Lock & Dam 26R, Alton,...
Significance: ...Lock and Dam NO. 26R constitute the first replacements of an original element of the Nine-Foot Channel Project. The new installation will replace Lock and Dam No. 26, located two miles upstrea... More
Upper Mississippi River 9-Foot Channel Project, Lock & Dam 26R, Alton,...
Significance: ...Lock and Dam NO. 26R constitute the first replacements of an original element of the Nine-Foot Channel Project. The new installation will replace Lock and Dam No. 26, located two miles upstrea... More
Upper Mississippi River 9-Foot Channel Project, Lock & Dam 26R, Alton,...
Significance: ...Lock and Dam NO. 26R constitute the first replacements of an original element of the Nine-Foot Channel Project. The new installation will replace Lock and Dam No. 26, located two miles upstrea... More
Upper Mississippi River 9-Foot Channel Project, Lock & Dam 26R, Alton,...
Significance: ...Lock and Dam NO. 26R constitute the first replacements of an original element of the Nine-Foot Channel Project. The new installation will replace Lock and Dam No. 26, located two miles upstrea... More
Upper Mississippi River 9-Foot Channel Project, Lock & Dam 26R, Alton,...
Significance: ...Lock and Dam NO. 26R constitute the first replacements of an original element of the Nine-Foot Channel Project. The new installation will replace Lock and Dam No. 26, located two miles upstrea... More
Little Chute Lock & Dam, Fox River at Mill Street, Little Chute, Outag...
Significance: The Little Chute Locks and Dam Complex allowed passage for water craft in an otherwise unnavigable stretch of the Fox River at Little Chute created by a 36 foot drop in elevation in a little under... More
Little Chute Lock & Dam, Fox River at Mill Street, Little Chute, Outag...
Significance: The Little Chute Locks and Dam Complex allowed passage for water craft in an otherwise unnavigable stretch of the Fox River at Little Chute created by a 36 foot drop in elevation in a little under... More
Kaukauna Lock & Dam, Fox River at Canal Street, Kaukauna, Outagamie Co...
Significance: The Kaukauna Locks and Dam Complex provides passage around drop in elevation of 50 feet in the Lower Fox River at Kaukauna. The complex served as an integral part of the Lower Fox River Waterway ... More
Mississippi River 9-Foot Channel Project, Lock & Dam No. 11, Upper Mis...
Significance: The U.S. Army Corps of Engineers Nine-Foot Channel Project (1927-1940) represents the culmination of a 100-year effort to improve the navigability of the Upper Mississippi River between the mouth ... More
Upper Mississippi River 9-Foot Channel, Lock & Dam No. 6, Trempealeau,...
Significance: The Upper Mississippi River Lock and Dam Project represents one of the largest and most ambitious of such undertakings. With roots in the Progressive Era, the project was adopted by New Deal prop... More
Upper Mississippi River 9-Foot Channel, Lock & Dam No. 6, Trempealeau,...
Significance: The Upper Mississippi River Lock and Dam Project represents one of the largest and most ambitious of such undertakings. With roots in the Progressive Era, the project was adopted by New Deal prop... More
Upper Mississippi River 9-Foot Channel, Lock & Dam No. 6, Trempealeau,...
Significance: The Upper Mississippi River Lock and Dam Project represents one of the largest and most ambitious of such undertakings. With roots in the Progressive Era, the project was adopted by New Deal prop... More
Upper Mississippi River 9-Foot Channel, Lock & Dam No. 6, Trempealeau,...
Significance: The Upper Mississippi River Lock and Dam Project represents one of the largest and most ambitious of such undertakings. With roots in the Progressive Era, the project was adopted by New Deal prop... More
Upper Mississippi River 9-Foot Channel, Lock & Dam No. 6, Trempealeau,...
Significance: The Upper Mississippi River Lock and Dam Project represents one of the largest and most ambitious of such undertakings. With roots in the Progressive Era, the project was adopted by New Deal prop... More
Upper Mississippi River Nine-Foot Channel Project, Lock & Dam No. 24, ...
Significance: The Upper Mississippi River Nine-Foot Channel Project represents one of the largest and most ambitious river improvement projects ever constructed in the United States. The project's origins date... More
Upper Mississippi River Nine-Foot Channel Project, Lock & Dam No. 24, ...
Significance: The Upper Mississippi River Nine-Foot Channel Project represents one of the largest and most ambitious river improvement projects ever constructed in the United States. The project's origins date... More
Rapide Croche Lock & Dam, At 22.8 mile marker on Lower Fox River, Wrig...
Significance: The Rapide Croche Lock and Dam Complex allowed water navigation around rapids in the Fox River for boats traveling between Kaukauna and Green Bay. This complex served as an integral part of the Lo... More
Upper Mississippi River 9-Foot Channel Project, Lock & Dam 26, Alton, ...
Significance: The Upper Mississippi River Nine-Foot Channel Project represents one of the largest and most ambitious river improvement projects ever constructed in the United States. The project's origins date... More
Upper Mississippi River 9-Foot Channel Project, Lock & Dam 26, Alton, ...
Significance: The Upper Mississippi River Nine-Foot Channel Project represents one of the largest and most ambitious river improvement projects ever constructed in the United States. The project's origins date... More
Upper Mississippi River 9-Foot Channel Project, Lock & Dam 26, Alton, ...
Significance: The Upper Mississippi River Nine-Foot Channel Project represents one of the largest and most ambitious river improvement projects ever constructed in the United States. The project's origins date... More
Upper Mississippi River 9-Foot Channel Project, Lock & Dam 26, Alton, ...
Significance: The Upper Mississippi River Nine-Foot Channel Project represents one of the largest and most ambitious river improvement projects ever constructed in the United States. The project's origins date... More
Upper Mississippi River 9-Foot Channel Project, Lock & Dam 26, Alton, ...
Significance: The Upper Mississippi River Nine-Foot Channel Project represents one of the largest and most ambitious river improvement projects ever constructed in the United States. The project's origins date... More
Upper Mississippi River 9-Foot Channel Project, Lock & Dam 26, Alton, ...
Significance: The Upper Mississippi River Nine-Foot Channel Project represents one of the largest and most ambitious river improvement projects ever constructed in the United States. The project's origins date... More
Upper Mississippi River 9-Foot Channel Project, Lock & Dam 26, Alton, ...
Significance: The Upper Mississippi River Nine-Foot Channel Project represents one of the largest and most ambitious river improvement projects ever constructed in the United States. The project's origins date... More
Mississippi River 9-Foot Channel, Lock & Dam No. 19, Upper Mississippi...
Significance: Rare, intact example of nationally significant historic engineering listed on the National Register of Historic Places as part of the Lock 19 National Register District. The U.S. Army Corps of ... More
Mississippi River 9-Foot Channel, Lock & Dam No. 19, Upper Mississippi...
Significance: Rare, intact example of nationally significant historic engineering listed on the National Register of Historic Places as part of the Lock 19 National Register District. The U.S. Army Corps of ... More
Mississippi River 9-Foot Channel, Lock & Dam No. 19, Upper Mississippi...
Significance: Rare, intact example of nationally significant historic engineering listed on the National Register of Historic Places as part of the Lock 19 National Register District. The U.S. Army Corps of ... More
Mississippi River 9-Foot Channel, Lock & Dam No. 19, Upper Mississippi...
Significance: Rare, intact example of nationally significant historic engineering listed on the National Register of Historic Places as part of the Lock 19 National Register District. The U.S. Army Corps of ... More
Mississippi River 9-Foot Channel, Lock & Dam No. 19, Upper Mississippi...
Significance: Rare, intact example of nationally significant historic engineering listed on the National Register of Historic Places as part of the Lock 19 National Register District. The U.S. Army Corps of ... More
Mississippi River 9-Foot Channel, Lock & Dam No. 19, Upper Mississippi...
Significance: Rare, intact example of nationally significant historic engineering listed on the National Register of Historic Places as part of the Lock 19 National Register District. The U.S. Army Corps of ... More
Mississippi River 9-Foot Channel, Lock & Dam No. 19, Upper Mississippi...
Significance: Rare, intact example of nationally significant historic engineering listed on the National Register of Historic Places as part of the Lock 19 National Register District. The U.S. Army Corps of ... More
Mississippi River 9-Foot Channel, Lock & Dam No. 19, Upper Mississippi...
Significance: Rare, intact example of nationally significant historic engineering listed on the National Register of Historic Places as part of the Lock 19 National Register District. The U.S. Army Corps of ... More
Mississippi River 9-Foot Channel, Lock & Dam No. 19, Upper Mississippi...
Significance: Rare, intact example of nationally significant historic engineering listed on the National Register of Historic Places as part of the Lock 19 National Register District. The U.S. Army Corps of ... More
Mississippi River 9-Foot Channel, Lock & Dam No. 19, Upper Mississippi...
Significance: Rare, intact example of nationally significant historic engineering listed on the National Register of Historic Places as part of the Lock 19 National Register District. The U.S. Army Corps of ... More
Upper Mississippi River 9-Foot Channel Project, Lock & Dam 27, Granite...
Significance: ...Lock and Dam No. 27 constitute additions to the original Upper Mississippi Nine-Foot Channel Project, constructed after World War II. Lock No. 27, located on the Chain of Rocks Canal, provided... More
Upper Mississippi River 9-Foot Channel Project, Lock & Dam 27, Granite...
Significance: ...Lock and Dam No. 27 constitute additions to the original Upper Mississippi Nine-Foot Channel Project, constructed after World War II. Lock No. 27, located on the Chain of Rocks Canal, provided... More
Upper Mississippi River 9-Foot Channel Project, Lock & Dam 27, Granite...
Significance: ...Lock and Dam No. 27 constitute additions to the original Upper Mississippi Nine-Foot Channel Project, constructed after World War II. Lock No. 27, located on the Chain of Rocks Canal, provided... More
Upper Mississippi River 9-Foot Channel Project, Lock & Dam 27, Granite...
Significance: ...Lock and Dam No. 27 constitute additions to the original Upper Mississippi Nine-Foot Channel Project, constructed after World War II. Lock No. 27, located on the Chain of Rocks Canal, provided... More
Upper Mississippi River 9-Foot Channel Project, Lock & Dam 27, Granite...
Significance: ...Lock and Dam No. 27 constitute additions to the original Upper Mississippi Nine-Foot Channel Project, constructed after World War II. Lock No. 27, located on the Chain of Rocks Canal, provided... More
Upper Mississippi River 9-Foot Channel, Lock & Dam No. 4, Alma, Buffal...
Significance: This lock and dam was the first constructed as part of the Upper Mississippi River Nine-Foot Channel Project. It contains the standard items on most of the lock and dam structures in this project... More
Upper Mississippi River 9-Foot Channel, Lock & Dam No. 4, Alma, Buffal...
Significance: This lock and dam was the first constructed as part of the Upper Mississippi River Nine-Foot Channel Project. It contains the standard items on most of the lock and dam structures in this project... More
Upper Mississippi River 9-Foot Channel, Lock & Dam No. 4, Alma, Buffal...
Significance: This lock and dam was the first constructed as part of the Upper Mississippi River Nine-Foot Channel Project. It contains the standard items on most of the lock and dam structures in this project... More
Upper Mississippi River 9-Foot Channel, Lock & Dam No. 4, Alma, Buffal...
Significance: This lock and dam was the first constructed as part of the Upper Mississippi River Nine-Foot Channel Project. It contains the standard items on most of the lock and dam structures in this project... More
Upper Mississippi River 9-Foot Channel, Lock & Dam No. 4, Alma, Buffal...
Significance: This lock and dam was the first constructed as part of the Upper Mississippi River Nine-Foot Channel Project. It contains the standard items on most of the lock and dam structures in this project... More
Dredge CINCINNATI, Docked on Ohio River at foot of Lighthill Street, P...
Significance: The Cincinnati is a "dipper dredge," particularly suited to the shallow, rocky conditions of American inland waterways. The dredge operated for 78 years on the Ohio River and its tributaries. Th... More
Dredge CINCINNATI, Docked on Ohio River at foot of Lighthill Street, P...
Significance: The Cincinnati is a "dipper dredge," particularly suited to the shallow, rocky conditions of American inland waterways. The dredge operated for 78 years on the Ohio River and its tributaries. Th... More
Dredge CINCINNATI, Docked on Ohio River at foot of Lighthill Street, P...
Significance: The Cincinnati is a "dipper dredge," particularly suited to the shallow, rocky conditions of American inland waterways. The dredge operated for 78 years on the Ohio River and its tributaries. Th... More
Upper Mississippi River 9-Foot Channel, Lock & Dam No. 9, Lynxville, C...
See HAER MN-20, Upper Mississippi River Nine-Foot Channel Project History, Locks and Dams 3-10, for additional information. Significance: The Upper Mississippi River Lock and Dam Project represents one of the l... More
Upper Mississippi River 9-Foot Channel, Lock & Dam No. 9, Lynxville, C...
See HAER MN-20, Upper Mississippi River Nine-Foot Channel Project History, Locks and Dams 3-10, for additional information. Significance: The Upper Mississippi River Lock and Dam Project represents one of the l... More
Upper Mississippi River 9-Foot Channel, Lock & Dam No. 9, Lynxville, C...
See HAER MN-20, Upper Mississippi River Nine-Foot Channel Project History, Locks and Dams 3-10, for additional information. Significance: The Upper Mississippi River Lock and Dam Project represents one of the l... More
Upper Mississippi River 9-Foot Channel, Lock & Dam No. 9, Lynxville, C...
See HAER MN-20, Upper Mississippi River Nine-Foot Channel Project History, Locks and Dams 3-10, for additional information. Significance: The Upper Mississippi River Lock and Dam Project represents one of the l... More
Upper Mississippi River 9-Foot Channel, Lock & Dam No. 9, Lynxville, C...
See HAER MN-20, Upper Mississippi River Nine-Foot Channel Project History, Locks and Dams 3-10, for additional information. Significance: The Upper Mississippi River Lock and Dam Project represents one of the l... More
Upper Mississippi River 9-Foot Channel, Lock & Dam No. 9, Lynxville, C...
See HAER MN-20, Upper Mississippi River Nine-Foot Channel Project History, Locks and Dams 3-10, for additional information. Significance: The Upper Mississippi River Lock and Dam Project represents one of the l... More
Upper Mississippi River 9-Foot Channel Project, Lock & Dam No. 7, Dres...
Significance: The Upper Mississippi River Lock and Dam Project represents one of the largest and most ambitious of such undertakings. With root in the Progressive Era, the project was adopted by New Deal propo... More
Upper Mississippi River 9-Foot Channel Project, Lock & Dam No. 7, Dres...
Significance: The Upper Mississippi River Lock and Dam Project represents one of the largest and most ambitious of such undertakings. With root in the Progressive Era, the project was adopted by New Deal propo... More
Upper Mississippi River 9-Foot Channel Project, Lock & Dam No. 7, Dres...
Significance: The Upper Mississippi River Lock and Dam Project represents one of the largest and most ambitious of such undertakings. With root in the Progressive Era, the project was adopted by New Deal propo... More
Upper Mississippi River 9-Foot Channel Project, Lock & Dam No. 7, Dres...
Significance: The Upper Mississippi River Lock and Dam Project represents one of the largest and most ambitious of such undertakings. With root in the Progressive Era, the project was adopted by New Deal propo... More
Upper Mississippi River 9-Foot Channel Project, Lock & Dam No. 5A, Win...
Significance: The Upper Mississippi River Lock and Dam Project represents one of the largest and most ambitious of such undertakings. With root in the Progressive Era, the project was adopted by New Deal propo... More
Upper Mississippi River 9-Foot Channel Project, Lock & Dam No. 5A, Win...
Significance: The Upper Mississippi River Lock and Dam Project represents one of the largest and most ambitious of such undertakings. With root in the Progressive Era, the project was adopted by New Deal propo... More
Upper Mississippi River 9-Foot Channel Project, Lock & Dam No. 5A, Win...
Significance: The Upper Mississippi River Lock and Dam Project represents one of the largest and most ambitious of such undertakings. With root in the Progressive Era, the project was adopted by New Deal propo... More
Upper Mississippi River 9-Foot Channel Project, Lock & Dam No. 5A, Win...
Significance: The Upper Mississippi River Lock and Dam Project represents one of the largest and most ambitious of such undertakings. With root in the Progressive Era, the project was adopted by New Deal propo... More
Upper Mississippi River 9-Foot Channel Project, Lock & Dam No. 5, Minn...
Significance: The Upper Mississippi River Lock and Dam Project represents one of the largest and most ambitious of such undertakings. With root in the Progressive Era, the project was adopted by New Deal propo... More
Upper Mississippi River 9-Foot Channel Project, Lock & Dam No. 5, Minn...
Significance: The Upper Mississippi River Lock and Dam Project represents one of the largest and most ambitious of such undertakings. With root in the Progressive Era, the project was adopted by New Deal propo... More
Upper Mississippi River 9-Foot Channel Project, Lock & Dam No. 5, Minn...
Significance: The Upper Mississippi River Lock and Dam Project represents one of the largest and most ambitious of such undertakings. With root in the Progressive Era, the project was adopted by New Deal propo... More
Upper Mississippi River 9-Foot Channel Project, Lock & Dam No. 5, Minn...
Significance: The Upper Mississippi River Lock and Dam Project represents one of the largest and most ambitious of such undertakings. With root in the Progressive Era, the project was adopted by New Deal propo... More
Upper Mississippi River 9-Foot Channel Project, Lock & Dam No. 5, Minn...
Significance: The Upper Mississippi River Lock and Dam Project represents one of the largest and most ambitious of such undertakings. With root in the Progressive Era, the project was adopted by New Deal propo... More
Upper Mississippi River Nine-Foot Channel Project, Lock & Dam Complex ...
Significance: The U.S. Army Corps of Engineers Nine-Foot Channel Project (1927-1940) represents the culmination of a 100-year effort to improve the navigability of the Upper Mississippi River between the mouth ... More
Upper Mississippi River Nine-Foot Channel Project, Lock & Dam No. 25, ...
Significance: The Upper Mississippi River Nine-Foot Channel Project represents one of the largest and most ambitious river improvement projects ever constructed in the United States. The project's origins date... More
Upper Mississippi River Nine-Foot Channel Project, Lock & Dam No. 25, ...
Significance: The Upper Mississippi River Nine-Foot Channel Project represents one of the largest and most ambitious river improvement projects ever constructed in the United States. The project's origins date... More
Upper Mississippi River Nine-Foot Channel Project, Lock & Dam No. 25, ...
Significance: The Upper Mississippi River Nine-Foot Channel Project represents one of the largest and most ambitious river improvement projects ever constructed in the United States. The project's origins date... More
Upper Mississippi River Nine-Foot Channel Project, Lock & Dam No. 25, ...
Significance: The Upper Mississippi River Nine-Foot Channel Project represents one of the largest and most ambitious river improvement projects ever constructed in the United States. The project's origins date... More
Upper Mississippi River Nine-Foot Channel Project, Lock & Dam No. 25, ...
Significance: The Upper Mississippi River Nine-Foot Channel Project represents one of the largest and most ambitious river improvement projects ever constructed in the United States. The project's origins date... More
Upper Mississippi River Nine-Foot Channel Project, Lock & Dam No. 25, ...
Significance: The Upper Mississippi River Nine-Foot Channel Project represents one of the largest and most ambitious river improvement projects ever constructed in the United States. The project's origins date... More
Upper Mississippi River Nine-Foot Channel Project, Lock & Dam No. 25, ...
Significance: The Upper Mississippi River Nine-Foot Channel Project represents one of the largest and most ambitious river improvement projects ever constructed in the United States. The project's origins date... More