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  • All fields: Dam
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Display: 20

    • 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.
    • Coffer Dam Construction

    • Coffer Dam Construction

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

    • Work on the coffer dam at the site of Grand Coulee Dam. One crane is on a barge in the river, another is on land.
    • Coffer Dam Construction

    • Coffer Dam Construction

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

    • Construction at Grand Coulee Dam, showing several aspects of work. Drillers with air drills working to get down to un-fractured bedrock, coffer dam construction, and the overhead conveyor belt transporting aggregate to the concrete mixing plants.
    • Coffer Dam Construction

    • Coffer Dam Construction

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

    • Coffer dam construction at Grand Coulee Dam.
    • 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.
    • Coupling Bolts

    • Coupling Bolts

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

    • Placing one of the twenty-eight coupling bolts for the generator. Each coupling bolt, with nut, weighs 1000 pounds.
    • Dam Site and Towns

    • Dam Site and Towns

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

    • Over view of the work area looking southwest.
    • Dedication of Third Power Plant

    • Dedication of Third Power Plant

    • Grand Coulee Dam (Wash.);Hydroelectric power plants -- Washington (State);Dedication services;

    • Unidentified dignitary addressing the audience at the dedication of the Third Power Plant. Representative Thomas Foley sitting behind the speaker. Secretary of Interior James Watt and Washington Governor John Spellman are seated at far right.
    • Demolishing a House

    • Demolishing a House

    • Wrecking; Kettle Falls site (Wash. : State); Franklin D. Roosevelt Lake (Wash.)

    • Demolition work at the old town of Kettle Falls. Homes were either moved, or demolished prior to inundation following the completion of Grand Coulee Dam.
    • Dinner gathering

    • Dinner gathering

    • Grand Coulee Dam (Wash.);Hydroelectric power plants -- Washington (State);Dedication services

    • Large group of people at a dinner gathering, looks to be in an auditorium with a podium and flag in the center.
    • Down to Bedrock

    • Down to Bedrock

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

    • Crews working to prepare the southern end of the dam site by removing soil and loose rock.
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