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  • All fields: Dam
(215 results)



Display: 20

    • Hungry Horse Dam site

    • Hungry Horse Dam site

    • Dams -- Montana; Dam construction -- Montana; Hungry Horse Dam

    • Hungry Horse Dam is on the South Fork of the Flathead River in Montana. The dam was built as part of the Hungry Horse Project to provide hydroelectric power and flood control. At 564 feet, the dam is the 10th highest in the U.S.
    • Otis Willard Freeman Photograph Collection
    • Grand Coulee Dam Construction

    • Grand Coulee Dam Construction

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

    • The preparation of the southern end of the dam site has had most of the loose rock removed, and the coffer dam complete. The work of removing soil and loose rock on the north end of the dam was still under way.
    • Hubert Blonk
    • 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.
    • Hubert Blonk
    • Fiftieth Anniversary Planners

    • Fiftieth Anniversary Planners

    • Columbia Basin Project -- Grand Coulee Dam (Washington) -- 1933-1983; Washington (State) -- Grand Coulee Dam -- History, 1933-1983; Grand Coulee Dam -- Washington (State)

    • The committee responsible for planning the 50th anniversary observance of completion of Grand Coulee Dam. Left to Right: Dick Ahrens, Spokane Chamber of Commerce; Mr. and Mrs. Wistar Burgess, Columbia Basin Development League; Mrs. Aherens;...
    • Hubert Blonk
    • Inspecting Progress on Grand Coulee Dam

    • Inspecting Progress on Grand Coulee Dam

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

    • Group of dignitaries visiting Grand Coulee Dam pose for a group photo with the dam in the background. Work remains on the spillways and roadway on the top of the dam, as well as removal of the temporary trestle used to provide construction access.
    • Hubert Blonk
    • 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.
    • Hubert Blonk
    • 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.
    • Hubert Blonk
    • 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.
    • Hubert Blonk
    • Grand Coulee Dam Construction

    • Grand Coulee Dam Construction

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

    • The initial level of concrete has been poured across the entire distance of the bottom of the dam. The Columbia is flowing over the central portion of the dam.
    • Hubert Blonk
    • 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.
    • Hubert Blonk
    • 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.
    • Hubert Blonk
    • Grand Coulee Dam Construction

    • Grand Coulee Dam Construction

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

    • Shows construction method for the lower portion of the dam. Alternating blocks were constructed. The Columbia River was forced through slots by placement of temporary gates on the upstream side of the dam.
    • Hubert Blonk
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