Date: | 05 09 1912 |
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Description: | Men with shovels working downstream from the east abutment, while other men are looking on. |
Date: | 05 10 1912 |
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Description: | Work progresses on the wooden concrete forms at the east side of the river. The steam-powered pile drivers are also visible. |
Date: | 05 17 1912 |
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Description: | Men working from the elevated road on the east end of the power dam, constructing shots (chutes) for the concrete. |
Date: | 05 17 1912 |
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Description: | Workmen pouring concrete from the elevated railroad into forms below. |
Date: | 05 31 1912 |
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Description: | Forms have been removed, revealing the newly poured buttresses and apron. A man is pushing a cart on the elevated road. |
Date: | 05 31 1912 |
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Description: | Workmen posing outside the dining hall before dinner. |
Date: | 06 16 1912 |
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Description: | Elevated view of steam powered pile drivers at work on the coffer dam. |
Date: | 06 30 1912 |
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Description: | Newly poured concrete buttresses and apron at the east end of the power dam on the downstream side. |
Date: | 07 16 1912 |
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Description: | An overview, from the west bank, of the power dam construction site. The high trestle is in the background, and the narrow gauge electric railroad is in th... |
Date: | 07 16 1912 |
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Description: | Workmen pose around the "big boiler" and engine that power the 12 inch centrifugal pump used to pump out the coffer dam at the power dam construction site. |
Date: | 07 25 1912 |
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Description: | A boy posing in the excavation site for the power house within the coffer dam. He is standing on the narrow gauge tracks; the high trestle is in the backgr... |
Date: | 08 07 1912 |
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Description: | Men excavating within the coffer dam. One man is standing on a high piling. Several steam engines at work fill the air with smoke. The high trestle and fou... |
Date: | 09 30 1912 |
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Description: | Pile drivers working within the confines of the coffer dam. Men are on the high trestle constructing chutes for pouring concrete. |
Date: | 10 17 1912 |
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Description: | Concrete plant at east end of the dam, showing the mixers, crane, and a rail car at the abutment. |
Date: | 10 23 1923 |
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Description: | Men working on the concrete chutes and elevated trestle. Iron reinforcing bars protrude from the forms. |
Date: | 11 02 1912 |
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Description: | Workmen using a crane to erect the gate guides for the power house. |
Date: | 11 02 1912 |
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Description: | Workmen posing during erection of the draft tubes for the power house at the Prairie du Sac dam. |
Date: | 11 21 1912 |
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Description: | Elevated view within the coffer dam showing four steel draft tubes; wooden supports are visible inside one of the tubes. |
Date: | 11 21 1912 |
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Description: | Workmen posing on and in front of the steel draft tubes. The gate guides are visible on the right. |
Date: | 11 21 1912 |
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Description: | Elevated view of the progress of construction within the coffer dam showing the gate guides and draft tubes in place. Concrete forms and chutes, as well as... |
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