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Display: 20

    • Conveyer Tower

    • Conveyer Tower

    • Grand Coulee Dam (Wash.);Hydroelectric power plants -- Washington (State);Dams -- United States -- Design and construction.

    • A conveyer belt was carried on a suspension bridge over the Columbia River at a height approximately 35 feet higher than the finished dam.
    • Mechanical Screed

    • Mechanical Screed

    • Grand Coulee Dam (Wash.);Hydroelectric power plants -- Washington (State);Dams -- United States -- Design and construction; Concrete construction.

    • A special mechanical screed was built for finishing the concrete in the bucket section of Grand Coulee Dam.
    • Temporary Gate for Grand Coulee Dam

    • Temporary Gate for Grand Coulee Dam

    • Grand Coulee Dam (Wash.);Hydroelectric power plants -- Washington (State);Dams -- United States -- Design and construction.

    • A temporary floodgate used to close off a slot in the dam is being barged into position.
    • “Water & Life” Exhibit

    • “Water & Life” Exhibit

    • Columbia Basin Project (U.S.); Grand Coulee Dam (Wash.);Hydroelectric power plants -- Washington (State)

    • A visitor learns about the Columbia Basin Project and Grand Coulee Dam.
    • Brett Gravel Pit

    • Brett Gravel Pit

    • 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.
    • Grand Coulee Dam

    • Grand Coulee Dam

    • Grand Coulee Dam (Wash.);Hydroelectric power plants -- Washington (State);Dams -- United States -- Design and construction.

    • An idea of the size of the structure is provided by comparing the workman and the completed portion of the dam behind him.
    • Steel Work

    • Steel Work

    • Grand Coulee Dam (Wash.);Hydroelectric power plants -- Washington (State);Dams -- United States -- Design and construction; Steelwork.

    • Assembling reinforcing steel for the Third Powerhouse project at Grand Coulee Dam.
    • Coffer Dam Construction

    • Coffer Dam Construction

    • Grand Coulee Dam (Wash.);Hydroelectric power plants -- Washington (State);Dams -- United States -- Design and construction.

    • Building the coffer dam at the site of Grand Coulee Dam.
    • The Silos

    • The Silos

    • 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.
    • Third Power Plant Dedication - Grand Coulee Dam

    • Third Power Plant Dedication - Grand Coulee Dam

    • Grand Coulee Dam (Wash.);Hydroelectric power plants -- Washington (State);Dedication services;Cheerleading -- United States;marching drills

    • Ceremony dedicating completion of the third power house at Grand Coulee Dam. Cheerleaders and drill team performing, audience and dam behind the performers.
    • Third Power Plant Dedication - Grand Coulee Dam

    • Third Power Plant Dedication - Grand Coulee Dam

    • Grand Coulee Dam (Wash.);Hydroelectric power plants -- Washington (State);Dedication services;Cheerleading -- United States;marching drills

    • Ceremony dedicating the third power house at Grand Coulee Dam. Cheerleaders and drill team performing at the ceremony, with audience and the dam in the background.
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