Dams--Design and construction

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Dams--Design and construction

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Dams--Design and construction

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Dams--Design and construction

110 Collections results for Dams--Design and construction

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Izaak Walton League Correspondence, April 29, 1935

Correspondence from S. B. Locke, Conservation Director of the Izaak Walton League, discussing resolutions adopted by the organization's 13th Annual Convention on April 13, 1935. Resolution topics include opposition to the construction of the Grand Coulee and Bonneville Dams, construction of sewage disposal plants, and a closed season on migratory waterfowl.

Locke, S. B. (Samuel Barron), 1885-1945

River Mill spillway

Photograph showing the construction of the spillway at the River Mill Dam. At the left side of the frame, a portion of a wooden suspension bridge can be seen. Behind, a railroad bridge spans the space between two cliffs, beyond which wooden buildings are visible. Written on the negative is “#84M. 1-28-11.”

River Mill Dam

Photograph showing the left bank of the Clackamas River at the river Mill Dam, taken from the “island.” Near the center of the frame, two men in long jackets stand next to a surveying station. To the left, another man in a hat and jacket looks at the camera. In the distance, men can be seen working on the dam spillway. Written on the negative is “#70M. 11-28-10.”

River Mill, camp

Photograph showing the camp at the River Mill Dam site, taken from the top of the railroad bridge. Snow blankets the ground throughout the image, and numerous wooden buildings an be seen. Written on the negative is “82M.”

River Mill, camp

Photograph showing the camp at the River Mill Dam site, taken from the top of the railroad bridge. Snow blankets the ground throughout the image, and numerous wooden buildings an be seen. Written on the negative is “82M.”

Bull Run, reservoir

Photograph of Bull Run reservoir showing dike and temporary falsework for construction of intake. A man in a long coat and hat stands on the dike looking forward. In the background, trees and buildings are visible.

Bull Run, Little Sandy Dam bridge

Photograph taken from a high angle showing a bridge over the Little Sandy River during snowfall. In the distance, men can be seen spraying water out of a hose towards the river. On the left side of the bank is a wooden structure surrounded by trees. Is the distance, snowy trees can be seen on a hillside. Written on the negative is “0261.”

Bull Run, Little Sandy Dam, power plant exterior

Photograph showing the exterior to power plant buildings at the Little Sandy Dam, seen in a wooded setting. Two large buildings can be seen on a hillside, each with large windows. The building near the left side of the frame also includes transformer infrastructure on its roof. Written on the negative is “0356.”

Bull Run, Big Sandy dam construction

Photograph showing construction at the Big Sandy Dam (likely the Marmot Dam). In the foreground, two men stand on top of the wooden spillway structure, while other works can be seen in the background towards the hillside. Gravel and more wood can be seen towards the top of the hill. Written on the image is B.S-37.”

Bull Run, Little Sandy Dam, powerhouse

Photograph showing the incomplete interior of the powerhouse building at the Little Sandy Dam. Near the center of the frame, a man stands with folded arms looking towards the camera. Wooden scaffolding is visible throughout the image. In the background, a hillside of dirt and debris can be seen outside the building. Written on the negative is “E301-0-3405.” (Image note: discoloration visible at the right side of the frame).

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