Hoover Dam, Explosives Magazines, About 75 feet west of Lower Portal T...
Significance: These two explosive magazines were constructed for storage of dynamite used in the early phases of construction of Hoover Dam, possibly as early as 1931 for blasting the route of the Lower Portal ... More
Hoover Dam, Los Angeles Switch Yard, U.S. Highway 93, Boulder City, Cl...
Significance: It was the first and largest of the six major Federal switchyards at Hoover Dam. When the first stage of the switchyard began operations in 1936, it provided electricity at the highest voltages ev... More
Aerial view of Hoover Dam, near Boulder City, Nevada
Digital image produced by Carol M. Highsmith to represent her original film transparency; some details may differ between the film and the digital images. Title, date, and keywords provided by the photographer.... More
One of two decorative "Winged Figures of the Republic" statues, part a...
Called Boulder Dam from the date of its dedication in 1935, the concrete-arch dam was renamed after former U.S. president Herbert Hoover in 1947. Now a popular tourist attraction, the dam's generators provide p... More
Steven Liguori's 1995 bronze sculpture, at Hoover Dam, of Joe Kine, on...
The "scalers," who worked amid the unfinished dam's high cables, narrow walkways, and cement buckets, were paid about 75 cents per hour versus the average of 50 cents for regular Hoover Dam workers. Fearless, a... More
Boulder Dam, (i.e. Hoover Dam) between Arizona and Nevada. Placing con...
No. BC1758. U.S. Bureau of Reclamation. Transfer; United States. Office of War Information. Overseas Picture Division. Washington Division; 1944. More information about the FSA/OWI Collection is available at h... More
Lake Mead National Recreation Area, formed when Boulder Dam (now Hoove...
Digital image produced by Carol M. Highsmith to represent her original film transparency; some details may differ between the film and the digital images. Title, date, and keywords provided by the photographer.... More
Aerial view of Hoover Dam, near Boulder City, Nevada
Public domain aerial photograph, no copyright restrictions image - Picryl description Public domain photograph - historical image of Nevada, United States, free to use, no copyright restrictions image - Picryl... More
One of four 338-foot-high intake towers that stand in the deep waters ...
Called Boulder Dam from the date of its dedication in 1935, the concrete-arch dam was renamed after former U.S. president Herbert Hoover in 1947. Now a popular tourist attraction, the dam's generators provide p... More
Two of four 338-foot-high intake towers that stand in the deep waters ...
Called Boulder Dam from the date of its dedication in 1935, the concrete-arch dam was renamed after former U.S. president Herbert Hoover in 1947. Now a popular tourist attraction, the dam's generators provide p... More
The massive Hoover Dam, which straddles the border between Arizona and...
Called Boulder Dam from the date of its dedication in 1935, the concrete-arch dam was renamed after former U.S. president Herbert Hoover in 1947. Now a popular tourist attraction, the dam's generators provide p... More
The pedestrian walkway on the 2010 Mike O'Callaghan-Pat Tillman Memori...
Like the dam, the bridge, which primarily carries U.S. highway 93 vehicular traffic, straddles the border between Arizona and Nevada in the Black Canyon of the Colorado River. The bridge, which became a favorit... More
View from Hoover Dam of the 2010 Mike O'Callaghan-Pat Tillman Memorial...
Like the dam, the bridge, which primarily carries U.S. highway 93 vehicular traffic, straddles the border between Arizona and Nevada in the Black Canyon of the Colorado River. The bridge, which became a favorit... More
Aerial view of Hoover Dam, near Boulder City, Nevada
Digital image produced by Carol M. Highsmith to represent her original film transparency; some details may differ between the film and the digital images. Title, date, and keywords provided by the photographer.... More
The 150-ton cableway crane at massive Hoover Dam, which straddles the ...
Called Boulder Dam from the date of its dedication in 1935, the concrete-arch dam was renamed after former U.S. president Herbert Hoover in 1947. Now a popular tourist attraction, the dam's generators provide p... More
Decorative "Winged Figures of the Republic" statues, part angel, part ...
Title, date and keywords based on information provided by the photographer. Gift; Barbara Barrett; 2018; (DLC/PP-2018:112) Forms part of Carol M. Highsmith's America Project in the Carol M. Highsmith Archive. C... More
Aerial view of a portion the water and surroundings of Lake Mead, crea...
The dam harnessed the Colorado River to create the widespread reservoir in the early 1930s. Lake Mead became the locus of a widespread national recreation area, popular with boaters and fishers. Title, date and... More
Aerial view of electrical towers at massive Hoover Dam, which straddle...
Title, date and keywords based on information provided by the photographer. Gift; Barbara Barrett; 2018; (DLC/PP-2018:112) Forms part of Carol M. Highsmith's America Project in the Carol M. Highsmith Archive. C... More
Hoover Dam, Static Towers & Lines, U.S. Highway 93, Boulder City, Clar...
Significance: It was constructed as an integral part of the control and protection system for the Hoover Dam switchyard complex, to protect the switchyards and transformer circuits from lightning strikes. Surv... More
Hoover Dam, Spanning Colorado River at Route 93, Boulder City, Clark C...
Significance: It is a National Historic Landmark, an American Civil Engineering Landmark, and the focus of an historic district listed on the National Register of Historic Places. The dam was constructed betwee... More
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, Metropolitan Water District Switchyard, U.S. Highway 93, B...
Significance: It was the second-largest Federal switchyard at Hoover Dam, the switchyard provided needed power for expansion of irrigation and municipal water supplies in California during and after WWII, but i... More
Hoover Dam, Southern California Edison 230-KV Switchyard, U.S. Highway...
Significance: It was an integral element of the Hoover Dam electrical generation and transmission system. This switchyard provided much-needed electricity during WWII to power Douglas, Vultee, and Northrup airc... More
Hoover Dam, Metropolitan Water District Line 1, U.S. Highway 93, Bould...
Significance: The transmission line was a critical element of the Hoover Dam electrical generation and transmission system. The line provided Hoover Dam power for development of irrigation and municipal water d... More
A memorial plaque, honoring the 96 workers known to have died construc...
These were men who died at the dam site (classified as "industrial fatalities") from such causes as drowning, blasting, falling rocks or slides, falls from the canyon walls, being struck by heavy equipment, tru... More
Part of the complex of buildings, dam components, and electrical tower...
Called Boulder Dam from the date of its dedication in 1935, the concrete-arch dam was renamed after former U.S. president Herbert Hoover in 1947. Now a popular tourist attraction, the dam's generators provide p... More
Hoover Dam, Spanning Colorado River at Route 93, Boulder City, Clark C...
Significance: It is a National Historic Landmark, an American Civil Engineering Landmark, and the focus of an historic district listed on the National Register of Historic Places. The dam was constructed betwee... More
Hoover Dam, Spanning Colorado River at Route 93, Boulder City, Clark C...
Significance: It is a National Historic Landmark, an American Civil Engineering Landmark, and the focus of an historic district listed on the National Register of Historic Places. The dam was constructed betwee... More
Hoover Dam, Arizona-Nevada Switchyard, U.S. Highway 93, Boulder City, ...
Significance: It is one of six switchyards built between 1935 and 1952 to provide terminals for major transmission lines carrying electricity to markets in California, Nevada, and Arizona. All of these faciliti... More
Hoover Dam, Circuits 1-15, U.S. Highway 93, Boulder City, Clark County...
Significance: Transformer Circuits are integral elements of the Hoover Dam electrical generation and transmission system. The circuits contributed to the importance of Hoover Dam power in the WWII and post-war ... More
Aerial view of Hoover Dam, near Boulder City, Nevada
Digital image produced by Carol M. Highsmith to represent her original film transparency; some details may differ between the film and the digital images. Title, date, and keywords provided by the photographer.... More
View down at the Colorado from Hoover Dam, which straddles the Arizona...
The dam allowed the river to expand into a previous dry wash, creating Lake Mead, now a popular national recreation area. Called Boulder Dam from the date of its dedication in 1935, the concrete-arch dam was re... More
Aerial view of a portion the water and surroundings of Lake Mead, crea...
The dam harnessed the Colorado River to create the widespread reservoir in the early 1930s. Lake Mead became the locus of a widespread national recreation area, popular with boaters and fishers. Title, date and... More
Aerial view of the 2010 Mike O'Callaghan-Pat Tillman Memorial Bridge p...
Like the dam, the bridge, which primarily carries U.S. highway 93 vehicular traffic, straddles the border between Arizona and Nevada in the Black Canyon of the Colorado River. The bridge, which became a favorit... More
Ground-level view of Lake Mead, created by the construction of nearby ...
The dam harnessed the Colorado River to create the widespread reservoir in the early 1930s. Lake Mead became the locus of a widespread national recreation area, popular with boaters and fishers. Title, date and... More
Hoover Dam, Kingman Switchyard, U.S. Highway 93, Boulder City, Clark C...
Significance: It was constructed in 1938 to provide Hoover Dam electricity to Kingman and surrounding areas of Arizona. This is the only switchyard built entirely by a utility, rather than the Bureau of Reclama... More
Hoover Dam, Kingman Switchyard, U.S. Highway 93, Boulder City, Clark C...
Significance: It was constructed in 1938 to provide Hoover Dam electricity to Kingman and surrounding areas of Arizona. This is the only switchyard built entirely by a utility, rather than the Bureau of Reclama... More
Hoover Dam, Metropolitan Water District Line 1, U.S. Highway 93, Bould...
Significance: The transmission line was a critical element of the Hoover Dam electrical generation and transmission system. The line provided Hoover Dam power for development of irrigation and municipal water d... More
Hoover Dam, Switchyard Firehouse, U.S. Highway 93, Boulder City, Clark...
Significance: It was an element of the control and protection system for the Hoover Dam switchyard complex. The Firehouse was built in 1942 during rapid expansion of the switchyard complex and the generating ca... More
Aerial view of massive Hoover Dam, which straddles the border between ...
Called Boulder Dam from the date of its dedication in 1935, the concrete-arch dam was renamed after former U.S. president Herbert Hoover in 1947. Now a popular tourist attraction, the dam's generators provide p... More
A view of Hoover Dam, which straddles the Arizona and Nevada borders o...
By trapping the river's waters, it created what is now the massive Lake Mead National Recreation Area, a portion of which is seen above. Called Boulder Dam from the date of its dedication in 1935, the concrete-... More
Boulder Basin, part of the vast Lake Mead National Recreation area, wh...
Title, date and keywords based on information provided by the photographer. Gift; Barbara Barrett; 2018; (DLC/PP-2018:112) Forms part of Carol M. Highsmith's America Project in the Carol M. Highsmith Archive. C... More
Hoover Dam, Spanning Colorado River at Route 93, Boulder City, Clark C...
Significance: It is a National Historic Landmark, an American Civil Engineering Landmark, and the focus of an historic district listed on the National Register of Historic Places. The dam was constructed betwee... More
Hoover Dam, Spanning Colorado River at Route 93, Boulder City, Clark C...
Significance: It is a National Historic Landmark, an American Civil Engineering Landmark, and the focus of an historic district listed on the National Register of Historic Places. The dam was constructed betwee... 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, Metropolitan Water District Switchyard, U.S. Highway 93, B...
Significance: It was the second-largest Federal switchyard at Hoover Dam, the switchyard provided needed power for expansion of irrigation and municipal water supplies in California during and after WWII, but i... More
Hoover Dam, Circuits 1-15, U.S. Highway 93, Boulder City, Clark County...
Significance: Transformer Circuits are integral elements of the Hoover Dam electrical generation and transmission system. The circuits contributed to the importance of Hoover Dam power in the WWII and post-war ... More