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Grand Coulee floating caisson provides work chamber for spillway repairs
Heavy cables maneuver 1300-ton floating caisson into position to effect repair of eroded areas of 1650-ft spillway bucket at Grand Coulee Dam; caisson permits work to be carried on under normal atmospheric conditions at level 80 ft below river surface.
Grand Coulee floating caisson provides work chamber for spillway repairs
Heavy cables maneuver 1300-ton floating caisson into position to effect repair of eroded areas of 1650-ft spillway bucket at Grand Coulee Dam; caisson permits work to be carried on under normal atmospheric conditions at level 80 ft below river surface.
Grand Coulee floating caisson provides work chamber for spillway repairs
Elec Light Power
1950
2 pages
Article (Journal)
English
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