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Floating one of nine barges constructed on the east side of river early in the summer, 1936.
1905-04-19
2024-11-25 |
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Contractor's sounding barge securing river-bottom contours for fitting timber crib cross-river cofferdams to river bed. Across river is section "F" of west cofferdam partly removed. Upper left is aggregate suspension bridge.
1936-08-08
2024-11-25 |
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Steam Hammer (3-1/2 foot-ton) driving interlocking steel piles in west cofferdam cell.
1936-08-01
2024-11-25 |
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Placing a steam hammer for driving piles in cofferdam cell connecting section "G" with block 40, prior to river diversion.
1936-08-01
2024-11-25 |
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Erecting an interlocking steel pile cell in connecting wood plug in block 40 with cluster "G" in west cofferdam prior to river diversion.
1936-09-01
2024-11-25 |
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Building a barge on east side. The town "Coulee Dam" across the river
1936-09-01
2024-11-25 |
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Placing timber cribs in east end of upstream cross-river cofferdam. Abutment of west end of coffer is steel cell in west cofferdam shown to the left.
1936-09-09
2024-11-25 |
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Section "C" of west cofferdam cleared for river diversion. East end of cross-river cofferdam on the right, to the left of which is low Wakefield type east coffer. Suspension bridge for west mixer aggregate in the distance.
1936-09-26
2024-11-25 |
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Cribs for cross-river cofferdams constructed in upper diversion channel, built to fit river bottom from measurements taken by sounding.
1936-09-26
2024-11-25 |
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Timber cribs, for cross-river cofferdams, constructed in upper diversion channel behind section C of west cofferdams, to be floated in place when area is flooded.
1936-09-27
2024-11-25 |
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Timber cribs for cross-river cofferdams, stored in upstream end of diversion channel. 950 elevation cofferdam across the river; also shore-end of upstream cross-river cofferdam; part of high placing trestle; and Eastmix.
1936-09-27
2024-11-25 |
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Upstream cross-river cofferdam extending from east bank.
1936-09-27
2024-11-25 |
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East end of downstream cofferdam. Section of aggregate conveyor at top.
1936-11-01
2024-11-25 |
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A "U-shaped" stoplog crib in downstream coffer being placed. In foreground is section "H" of west cofferdam partly removed. Across the river is the 965 el. Wakefield coffer.
1936-11-19
2024-11-25 |
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Placing cribs in downstream cross-river cofferdam and removing section "H" of west cofferdam. Aggregate conveyor suspension bridge in the center.
1936-11-20
2024-11-25 |
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Placing downstream cross-river cofferdam cribs and removing sections "H" and "I" of west coffer. Diversion channels flooded. Contractor's camp (Mason City) in the distance.
1936-11-20
2024-11-25 |
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Upstream cross-river cofferdam in near foreground - right center is downstream coffer, both nearing completion. Suspension bridge crosses in center - west end of highway bridge is shown at the right.
1936-11-20
2024-11-25 |
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Timber cribs for cross-river cofferdam floating in flooded diversion channel - section "C" of west coffer partly removed. Large cell cluster is section "D"
1936-12-20
2024-11-25 |
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Looking from west tailrace at operations placing downstream cross-river cofferdam and removal of section "H" west cofferdam.
1936-12-02
2024-11-25 |
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Placement of last crib in downstream cross-river coffer. Overhead is aggregate suspension bridge. Left center is east end of 1024 el. placing trestle.
1936-12-02
2024-11-25 |
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Early winter scene of steam cranes on barges placing cross-river cofferdam and removing west cofferdam.
1936-12-02
2024-11-25 |
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Timber cribs being placed in downstream cross-river cofferdam - sheet pile lining between cribs and berm shown in lower right. Aggregate suspension bridge in upper part running to west mixer.
1936-12-07
2024-11-25 |
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Fill behind final closure gate in downstream cross-river cofferdam.
1905-04-19
2024-11-25 |
