Owyhee Dam A project of the Bureau of Reclamation, they hired General Construction Company from Seattle to build the dam. Former Oregonian and then United States President Herbert Hoover dedicated what was the highest dam of its type in the world on July 17, 1932. Secretary of the Interior Ray Lyman Wilbur delivered Hoover's message at the dam. Owyhee's construction served as a prototype for the larger Hoover Dam on the Colorado River, including the use of refrigeration to cool the concrete. The dam cost $6,000,000, with the total reclamation project costing $18,000,000. Owyhee was designed by Frank A. Banks, who also
Gottleuba Dam allowed. Gottleuba Dam The Gottleuba Dam is the second highest dam in Saxony, Germany. It serves as a reservoir for water supply for the town Pirna and provides flood protection, but energy production is small. The dam was built between 1965 and 1974. It is located at the northern foot of the Erzgebirge, southwest of Bad Gottleuba. It dams up the Gottleuba () river. Above the concrete dam is a lookout point. The dam is not accessible to the public. Bathing and leisure sport in the lake is not allowed, since it is for drinking water. Entry around the lake