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Grand CouleeInfrastructure
A large wooden frame used as a concrete form for penstocks is lowered near Grand Coulee Dam.https://dc.ewu.edu/blonk/1343/thumbnail.jp
A row of concrete forms used to construct one section of Grand Coulee Dam. A four-yard bucket used f...
cofferdam construction at Grand Coulee Dam.https://dc.ewu.edu/blonk/1066/thumbnail.jp
Construction site at Grand Coulee Dam.https://dc.ewu.edu/blonk/1211/thumbnail.jp
A large wooden structure used as a concrete form for a penstock at Grand Coulee Dam is being lowered...
A large concrete wall behind the cofferdam at Grand Coulee Dam. The wall is grooved and contains lar...
Scaffolding used on the construction of Grand Coulee Dam. [Photographer may be USBR?]https://dc.ewu....
The eastern foundation of Grand Coulee Dam. Large channels known as penstocks are visible in the bot...
Work on the base of the dam at its western end, showing steel trestles for travelling cranes, and we...
Moving a section of steel penstock into position during the construction of Grand Coulee Dam.https:/...
Placement of steel penstock sections during the construction of Grand Coulee Dam.https://dc.ewu.edu/...
Several workers stand on or near a steel frame used for the construction of Grand Coulee Dam or an a...
A large pipe known as a penstock liner is lowered into place for the construction of Grand Coulee Da...
A crane a top the scaffolding of Grand Coulee Dam lifts a large structure onto or near a platform on...
A view of the construction of the Grand Coulee Dam taken from an elevated position. Trash racks and ...
A model of Grand Coulee Dam from the upriver side. The penstocks leading down to the dam as well as ...
A row of concrete forms used to construct one section of Grand Coulee Dam. A four-yard bucket used f...
cofferdam construction at Grand Coulee Dam.https://dc.ewu.edu/blonk/1066/thumbnail.jp
Construction site at Grand Coulee Dam.https://dc.ewu.edu/blonk/1211/thumbnail.jp
A large wooden structure used as a concrete form for a penstock at Grand Coulee Dam is being lowered...
A large concrete wall behind the cofferdam at Grand Coulee Dam. The wall is grooved and contains lar...
Scaffolding used on the construction of Grand Coulee Dam. [Photographer may be USBR?]https://dc.ewu....
The eastern foundation of Grand Coulee Dam. Large channels known as penstocks are visible in the bot...
Work on the base of the dam at its western end, showing steel trestles for travelling cranes, and we...
Moving a section of steel penstock into position during the construction of Grand Coulee Dam.https:/...
Placement of steel penstock sections during the construction of Grand Coulee Dam.https://dc.ewu.edu/...
Several workers stand on or near a steel frame used for the construction of Grand Coulee Dam or an a...
A large pipe known as a penstock liner is lowered into place for the construction of Grand Coulee Da...
A crane a top the scaffolding of Grand Coulee Dam lifts a large structure onto or near a platform on...
A view of the construction of the Grand Coulee Dam taken from an elevated position. Trash racks and ...
A model of Grand Coulee Dam from the upriver side. The penstocks leading down to the dam as well as ...
A row of concrete forms used to construct one section of Grand Coulee Dam. A four-yard bucket used f...
cofferdam construction at Grand Coulee Dam.https://dc.ewu.edu/blonk/1066/thumbnail.jp
Construction site at Grand Coulee Dam.https://dc.ewu.edu/blonk/1211/thumbnail.jp
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