Monongahela Railroad, New Geneva Bridge, Spanning Monongahela River, S...
Significance: The bridge at New Geneva is significant for its long Petit through through truss, and more importantly, for its erection by end manufacturing. At the time of its construction, it was the longest a... More
Hamilton Street Dam, Lehigh River upstream of Hamilton Street Bridge, ...
Significance: The Hamilton Street Dam is an integral part of the Lehigh Canal, which was of major economic importance in the development of industry in the Lehigh Valley in the nineteenth century. The V-shaped... More
Hamilton Street Dam, Lehigh River upstream of Hamilton Street Bridge, ...
Significance: The Hamilton Street Dam is an integral part of the Lehigh Canal, which was of major economic importance in the development of industry in the Lehigh Valley in the nineteenth century. The V-shaped... More
Starved Rock Locks & Dam, Lockmaster's House, Illinois Waterway River ...
Survey number: HAER IL-127-A National Register of Historic Places NRIS Number: 66000325
Starved Rock Locks & Dam, Lockmaster's House, Illinois Waterway River ...
Survey number: HAER IL-127-A National Register of Historic Places NRIS Number: 66000325
Starved Rock Locks & Dam, Lockmaster's House, Illinois Waterway River ...
Survey number: HAER IL-127-A National Register of Historic Places NRIS Number: 66000325
Keechelus Dam, Spillway, Yakim River, 10 miles northwest of Easton, Ea...
Survey number: HAER WA-80-C Public domain photograph - historical image of Washington State, United States, free to use, no copyright restrictions image - Picryl description
San Carlos Irrigation Project, Pima Lateral, Main Canal at Sacaton Dam...
Survey number: HAER AZ-50-H Public domain photograph - historical image of Arizona, United States, free to use, no copyright restrictions image - Picryl description
Holter Hydroelectric Facility, House No. 1, End of Holter Dam Road, Wo...
Significance: The Holter Hydroelectric Facility Historic District is significant as one of the most intact hydroelectric generating plants and operators' camps on the Missouri-Madison Project. House No. 1 contr... More
Lockport Historic District, Chicago Sanitary & Ship Canal, Butterfly D...
Significance: The Butterfly Dam was constructed in the middle of the Chicago Sanitary and Ship Canal for the purpose of providing flood protection for Joliet and other points on the canal west of Lockport. The... More
Klamath Basin Project, Lost River Diversion Dam House, Lost River near...
Significance: The dam serves as another important feature of the irrigation and economic development of Klamath Basin. This dam was necessary to help drain and reclaim Tule Lake and make it available for agricu... More
Wickiup Dam, Deschutes River, La Pine, Deschutes County, OR
Significance: Wickiup Dam and its related features are significant at the state level for their association with the development of the irrigated agricultural economy that strongly influenced the historic devel... More
Wickiup Dam, Deschutes River, La Pine, Deschutes County, OR
Significance: Wickiup Dam and its related features are significant at the state level for their association with the development of the irrigated agricultural economy that strongly influenced the historic devel... More
Croton Hydroelectric Plant, Substation, Croton Dam Road at Muskegon Ri...
Significance: The Croton Hydroelectric Plant substation was constructed in 1930-31 to replace the original switching equipment and transformers built in 1908 and located inside of the original powerhouse. This... More
Croton Hydroelectric Plant, Substation, Croton Dam Road at Muskegon Ri...
Significance: The Croton Hydroelectric Plant substation was constructed in 1930-31 to replace the original switching equipment and transformers built in 1908 and located inside of the original powerhouse. This... More
Lee Creek Bridge (No. 1), Spanning Lee Creek at State Highway 59, Natu...
Significance: The Lee Creek Bridge is one of four historic Pennsylvania through steel truss bridges remaining in Arkansas. This bridge was built as part of a two bridge improvement project over Lee's Creek app... More
Carlsbad Irrigation District, McMillan Dam, On Pecos River, 13 miles N...
Significance: The Pecos Irrigation and Improvement Company constructed McMillan Dam in 1893 as part of an overly-ambitious plan to irrigate hundreds of thousands of acres in the Pecos Valley. The reservoir cre... More
Carlsbad Irrigation District, McMillan Dam, On Pecos River, 13 miles N...
Significance: The Pecos Irrigation and Improvement Company constructed McMillan Dam in 1893 as part of an overly-ambitious plan to irrigate hundreds of thousands of acres in the Pecos Valley. The reservoir cre... More
Carlsbad Irrigation District, McMillan Dam, On Pecos River, 13 miles N...
Significance: The Pecos Irrigation and Improvement Company constructed McMillan Dam in 1893 as part of an overly-ambitious plan to irrigate hundreds of thousands of acres in the Pecos Valley. The reservoir cre... More
Carlsbad Irrigation District, McMillan Dam, On Pecos River, 13 miles N...
Significance: The Pecos Irrigation and Improvement Company constructed McMillan Dam in 1893 as part of an overly-ambitious plan to irrigate hundreds of thousands of acres in the Pecos Valley. The reservoir cre... More
Carlsbad Irrigation District, McMillan Dam, On Pecos River, 13 miles N...
Significance: The Pecos Irrigation and Improvement Company constructed McMillan Dam in 1893 as part of an overly-ambitious plan to irrigate hundreds of thousands of acres in the Pecos Valley. The reservoir cre... More
Hoover Dam, U.S. Highway 93 Nevada Segment, U.S. Highway 93, Boulder C...
Significance: This segment of U.S. Highway 93 was constructed by Six Companies, Inc., as a finishing element to Hoover Dam. The segment includes stone parapet walls built in 1932 that display extruded-mortar st... More
Hoover Dam, U.S. Highway 93 Nevada Segment, U.S. Highway 93, Boulder C...
Significance: This segment of U.S. Highway 93 was constructed by Six Companies, Inc., as a finishing element to Hoover Dam. The segment includes stone parapet walls built in 1932 that display extruded-mortar st... 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
Wind River Diverson Dam Bridge, Spanning Wind River on County Road No....
Significance: The Wind River Diversion Dam Bridge consists of eight Warren Pony trusses for a length of 655 feet. This is the greatest number of spans for a highway bridge in the State. Survey number: HAER WY... More
Mormon Flat Dam, On Salt River, Eastern Maricopa County, east of Phoen...
Picryl description: Public domain image of a locomotive, train tracks, rail transportation, railroad, railway, 19th-20th century, free to use, no copyright restrictions.
Mormon Flat Dam, On Salt River, Eastern Maricopa County, east of Phoen...
Picryl description: Public domain image of a power dam, cascade, free to use, no copyright restrictions.
Mormon Flat Dam, On Salt River, Eastern Maricopa County, east of Phoen...
Picryl description: Public domain image of a power dam, cascade, free to use, no copyright restrictions.
Mormon Flat Dam, On Salt River, Eastern Maricopa County, east of Phoen...
Picryl description: Public domain image of a power dam, cascade, free to use, no copyright restrictions.
Mormon Flat Dam, On Salt River, Eastern Maricopa County, east of Phoen...
Picryl description: Public domain image of a power dam, cascade, free to use, no copyright restrictions.
Hoover Dam, Cable Hoist House, U.S. Highway 93, Boulder City, Clark Co...
Significance: It provided access to control cable tunnels from the power plant to the switchyard relay house, and a transformer in the lower level of the hoist house provided operating electricity to the switch... More
Hoover Dam, Los Angeles Bureau of Power & Light Lines 1-3, U.S. Highwa...
Significance: The transmission lines included pioneering technology in high-voltage transmission. The lines were crucial elements of the Hoover Dam electrical complex, particularly in the role played by Hoover ... More
Hoover Dam, Los Angeles Bureau of Power & Light Lines 1-3, U.S. Highwa...
Significance: The transmission lines included pioneering technology in high-voltage transmission. The lines were crucial elements of the Hoover Dam electrical complex, particularly in the role played by Hoover ... More
Montezuma Valley Irrigation Company System, McPhee Dam Site, Dolores, ...
Survey number: HAER CO-4-I Public domain photograph - historical image of Colorado, United States, free to use, no copyright restrictions image - Picryl description
Gallipolis Locks & Dam, Across Ohio River, Gallipolis, Mason County, W...
Public domain photograph of 19th-century vintage card, vintage travel, free to use, no copyright restrictions image - Picryl description
Sandy Lake Reservoir Dam & Lock, McGregor, Aitkin County, MN
Significance: The Sandy Lake Reservoir Dam and Lock is one of six Mississippi River Headwaters dam sites that are historically significant for their association with navigation, commerce, tourism, the Ojibway I... More
Mahoning Creek Dam, Damtender's Dwelling No. 1, 6 miles east of S.R. 2...
Significance: Built in 1941-1942, the structure represents the typical damtender's dwelling designed and built by the U.S. Army Corps of Engineers. The dwelling was constructed as part of 14 dam and reservoir p... More
Mahoning Creek Dam, Damtender's Dwelling No. 1, 6 miles east of S.R. 2...
Significance: Built in 1941-1942, the structure represents the typical damtender's dwelling designed and built by the U.S. Army Corps of Engineers. The dwelling was constructed as part of 14 dam and reservoir p... More
Mahoning Creek Dam, Damtender's Dwelling No. 1, 6 miles east of S.R. 2...
Significance: Built in 1941-1942, the structure represents the typical damtender's dwelling designed and built by the U.S. Army Corps of Engineers. The dwelling was constructed as part of 14 dam and reservoir p... More
Kachess Dam, Cutoff Channel and Crib Structures, Kachess River, 1.5 mi...
Survey number: HAER WA-79-G Public domain photograph - historical image of Washington State, United States, free to use, no copyright restrictions image - Picryl description
Kachess Dam, Cutoff Channel and Crib Structures, Kachess River, 1.5 mi...
Survey number: HAER WA-79-G Public domain photograph - historical image of Washington State, United States, free to use, no copyright restrictions image - Picryl description
Terminal Dam, Tacoma, La Plata County, CO
Significance: It was an integral part of the Tacoma Project, an early hydroelectric development in southwest Colorado. The Project was constructed in the early 1900s to serve the needs of the mining operations ... More
Terminal Dam, Tacoma, La Plata County, CO
Significance: It was an integral part of the Tacoma Project, an early hydroelectric development in southwest Colorado. The Project was constructed in the early 1900s to serve the needs of the mining operations ... More
Big Lake Dam, Fourth Street, South of Atlantic Avenue, Marietta, Cobb ...
Significance: This straight-crested gravity storage dame demonstrates an early use of concrete construction in Georgia and is perhaps the earliest identified concrete dam in the state. The dam measures some 55... More
Hauser Hydroelectric Facility, Powerhouse, East Bank of Missouri River...
Significance: The Hauser Hydroelectric Facility Historic District is significant for its association with the industrial development of Montana in the early twentieth century and the consolidation of most of th... 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
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
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
Prado Dam, Service Vehicle Garage, Santa Ana River near junction of St...
Significance: The construction of Prado Dam was a significant event in the history of flood control in southern California and specifically Orange County. The Dam has played a vital role in the economies and d... More
![[Beaver Dam Lake near Cumberland, Wis.]](https://cache.getarchive.net/Prod/thumb/cdn4/L3Bob3RvLzE4OTgvMDEvMDEvYmVhdmVyLWRhbS1sYWtlLW5lYXItY3VtYmVybGFuZC13aXMtMS0xMDI0LmpwZw%3D%3D/40/31/webp "[Beaver Dam Lake near Cumberland, Wis.]")
[Beaver Dam Lake near Cumberland, Wis.]
Public domain photograph - panorama, United States, free to use, no copyright restrictions image - Picryl description
Pennsylvania Railroad, East Tunnel Viaduct, Spanning Conemaugh River, ...
Significance: The East Tunnel Viaduct was constructed as part of a major rebuilding project undertaken in the 1880s by the Pennsylvania Railroad, in which many of the former iron or wooden bridges on the line w... More
Grand Coulee Dam, Washington, Panoramic Photograph
J 34551 U.S. Copyright Office Copyright deposit; Chas. A. Libby & Son; June 25, 1942. On front: "Photo by Chas. A. Libby & Son, Spokane, Wash., #24471. 6-12-'42."
Lake Lynn Hydroelectric Power House & Dam, Cheat River, Morgantown, Mo...
Significance: When built, the Lake Lynn power house and dam reflected the state of the art in American hydroelectric power technology and developed a very substantial portion of West Virginia's hydrologic resou... More
Lake Lynn Hydroelectric Power House & Dam, Cheat River, Morgantown, Mo...
Significance: When built, the Lake Lynn power house and dam reflected the state of the art in American hydroelectric power technology and developed a very substantial portion of West Virginia's hydrologic resou... More
Lake Lynn Hydroelectric Power House & Dam, Cheat River, Morgantown, Mo...
Significance: When built, the Lake Lynn power house and dam reflected the state of the art in American hydroelectric power technology and developed a very substantial portion of West Virginia's hydrologic resou... More
Lake Lynn Hydroelectric Power House & Dam, Cheat River, Morgantown, Mo...
Significance: When built, the Lake Lynn power house and dam reflected the state of the art in American hydroelectric power technology and developed a very substantial portion of West Virginia's hydrologic resou... More
Lake Lynn Hydroelectric Power House & Dam, Cheat River, Morgantown, Mo...
Significance: When built, the Lake Lynn power house and dam reflected the state of the art in American hydroelectric power technology and developed a very substantial portion of West Virginia's hydrologic resou... More
Lake Lynn Hydroelectric Power House & Dam, Cheat River, Morgantown, Mo...
Significance: When built, the Lake Lynn power house and dam reflected the state of the art in American hydroelectric power technology and developed a very substantial portion of West Virginia's hydrologic resou... More
Lake Lynn Hydroelectric Power House & Dam, Cheat River, Morgantown, Mo...
Significance: When built, the Lake Lynn power house and dam reflected the state of the art in American hydroelectric power technology and developed a very substantial portion of West Virginia's hydrologic resou... More
Lake Lynn Hydroelectric Power House & Dam, Cheat River, Morgantown, Mo...
Significance: When built, the Lake Lynn power house and dam reflected the state of the art in American hydroelectric power technology and developed a very substantial portion of West Virginia's hydrologic resou... More
Bear Trap Dam, State Route 115, Stoddartsville, Luzerne County, PA
Significance: The dam is the best preserved example of the two remaining dams from a one-way slack water navigation system for carrying coal, lumber, and milled products down the Lehigh River. Developed by Josi... More
Swan Falls Dam, Blacksmith Shop & Annex, Snake River, Kuna, Ada County...
For written descriptive information, see narrative report on Swan Falls Dam, HAER ID-20. Significance: Swan Falls Dam was the first hydroelectric dam on Snake River in Idaho, and one of the earliest built in th... More
Swan Falls Dam, Blacksmith Shop & Annex, Snake River, Kuna, Ada County...
For written descriptive information, see narrative report on Swan Falls Dam, HAER ID-20. Significance: Swan Falls Dam was the first hydroelectric dam on Snake River in Idaho, and one of the earliest built in th... More
Ouachita River Lock & Dam No. 8, Ouachita River at River Mile 282.8, C...
Significance: The Ouachita River Lock and Dam No. 8 is one of the oldest remaining locks and dams in the State of Arkansas. It represents a vital segment in the earliest attempt by the U.S. Army Corps of Engin... More
Ouachita River Lock & Dam No. 8, Ouachita River at River Mile 282.8, C...
Significance: The Ouachita River Lock and Dam No. 8 is one of the oldest remaining locks and dams in the State of Arkansas. It represents a vital segment in the earliest attempt by the U.S. Army Corps of Engin... More
Ouachita River Lock & Dam No. 8, Ouachita River at River Mile 282.8, C...
Significance: The Ouachita River Lock and Dam No. 8 is one of the oldest remaining locks and dams in the State of Arkansas. It represents a vital segment in the earliest attempt by the U.S. Army Corps of Engin... 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
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
Milner Dam & Main Canal: Twin Falls Canal Company, On Snake River, 11 ...
Significance: Milner Dam and its canal system have national significance in agricultural history as a rare successful example of state-supervised private irrigation development provided for in Senator Joseph M.... More
Milner Dam & Main Canal: Twin Falls Canal Company, On Snake River, 11 ...
Significance: Milner Dam and its canal system have national significance in agricultural history as a rare successful example of state-supervised private irrigation development provided for in Senator Joseph M.... More
Milner Dam & Main Canal: Twin Falls Canal Company, On Snake River, 11 ...
Significance: Milner Dam and its canal system have national significance in agricultural history as a rare successful example of state-supervised private irrigation development provided for in Senator Joseph M.... More
Milner Dam & Main Canal: Twin Falls Canal Company, On Snake River, 11 ...
Significance: Milner Dam and its canal system have national significance in agricultural history as a rare successful example of state-supervised private irrigation development provided for in Senator Joseph M.... More
Milner Dam & Main Canal: Twin Falls Canal Company, On Snake River, 11 ...
Significance: Milner Dam and its canal system have national significance in agricultural history as a rare successful example of state-supervised private irrigation development provided for in Senator Joseph M.... More
Milner Dam & Main Canal: Twin Falls Canal Company, On Snake River, 11 ...
Significance: Milner Dam and its canal system have national significance in agricultural history as a rare successful example of state-supervised private irrigation development provided for in Senator Joseph M.... More
Milner Dam & Main Canal: Twin Falls Canal Company, On Snake River, 11 ...
Significance: Milner Dam and its canal system have national significance in agricultural history as a rare successful example of state-supervised private irrigation development provided for in Senator Joseph M.... More
Milner Dam & Main Canal: Twin Falls Canal Company, On Snake River, 11 ...
Significance: Milner Dam and its canal system have national significance in agricultural history as a rare successful example of state-supervised private irrigation development provided for in Senator Joseph M.... More
Milner Dam & Main Canal: Twin Falls Canal Company, On Snake River, 11 ...
Significance: Milner Dam and its canal system have national significance in agricultural history as a rare successful example of state-supervised private irrigation development provided for in Senator Joseph M.... More
Milner Dam & Main Canal: Twin Falls Canal Company, On Snake River, 11 ...
Significance: Milner Dam and its canal system have national significance in agricultural history as a rare successful example of state-supervised private irrigation development provided for in Senator Joseph M.... More
Milner Dam & Main Canal: Twin Falls Canal Company, On Snake River, 11 ...
Significance: Milner Dam and its canal system have national significance in agricultural history as a rare successful example of state-supervised private irrigation development provided for in Senator Joseph M.... More
Milner Dam & Main Canal: Twin Falls Canal Company, On Snake River, 11 ...
Significance: Milner Dam and its canal system have national significance in agricultural history as a rare successful example of state-supervised private irrigation development provided for in Senator Joseph M.... More
Milner Dam & Main Canal: Twin Falls Canal Company, On Snake River, 11 ...
Significance: Milner Dam and its canal system have national significance in agricultural history as a rare successful example of state-supervised private irrigation development provided for in Senator Joseph M.... More
Milner Dam & Main Canal: Twin Falls Canal Company, On Snake River, 11 ...
Significance: Milner Dam and its canal system have national significance in agricultural history as a rare successful example of state-supervised private irrigation development provided for in Senator Joseph M.... More
Milner Dam & Main Canal: Twin Falls Canal Company, On Snake River, 11 ...
Significance: Milner Dam and its canal system have national significance in agricultural history as a rare successful example of state-supervised private irrigation development provided for in Senator Joseph M.... More
Milner Dam & Main Canal: Twin Falls Canal Company, On Snake River, 11 ...
Significance: Milner Dam and its canal system have national significance in agricultural history as a rare successful example of state-supervised private irrigation development provided for in Senator Joseph M.... More
Milner Dam & Main Canal: Twin Falls Canal Company, On Snake River, 11 ...
Significance: Milner Dam and its canal system have national significance in agricultural history as a rare successful example of state-supervised private irrigation development provided for in Senator Joseph M.... More
Milner Dam & Main Canal: Twin Falls Canal Company, On Snake River, 11 ...
Significance: Milner Dam and its canal system have national significance in agricultural history as a rare successful example of state-supervised private irrigation development provided for in Senator Joseph M.... More
Hofmann Dam, Riverside, Cook County, IL
Survey number: HAER IL-163 Building/structure dates: 1908 Initial Construction Building/structure dates: 1936 Subsequent Work Building/structure dates: 1950 Subsequent Work
Rocky River Bridge, Spanning Beaver Dam River, Rocky River, Cuyahoga C...
Significance: At the time of its construction, the Rocky River Bridge, with a clear span of 280 feet, was the longest concrete arch in the world. Because of the ongoing development of the concrete arch, the re... More
Gene Pump Plant, South of Gene Wash Reservoir, 2 miles west of Whitset...
Survey number: HAER CA-242 Public domain photograph of train tracks, railroad station, free to use, no copyright restrictions image - Picryl description