A portion of the crowd at Coulee Dam, Washington listening to President Harry S. Truman speaking at the dedication of Grand Coulee Dam and Lake Roosevelt.
Grand Coulee Dam (Wash.);Hydroelectric power plants -- Washington (State);Dams -- United States -- Design and construction; Concrete construction; Gravel.
Aerial view of the Brett gravel pit. This was a source of aggregate for concrete used in the construction of the Grand Coulee Dam. View is looking generally south.
Architectural drawing of the McNary Dam, a 7365 foot hydroelectric dam that spans the Columbia River. McNary Dam is located one mile east of Umatilla, Oregon.
Concrete construction; Grand Coulee Dam (Wash.);Hydroelectric power plants -- Washington (State);Dams -- United States -- Design and construction; Silos.
Cement storage silos and unloading platform at Grand Coulee. The cement was pumped from this location to the mixing house at the dam, a distance of over a mile.