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Pontoon Float-outs at Concrete TechnologyFirst CycleDecember 6, 2006Watch the three pontoons from the first cycle of construction float-out of the graving dock through the eyes of WSDOT and Kiewit-General engineers and crews.The entire construction cycle took nine months to complete from the first wall forms in March 2006 to the last concrete pour in November 2006.Second CycleJuly 16, 2007Watch the four pontoons from the second cycle of construction float-out of the graving dock through the eyes of WSDOT and Kiewit-General engineers and crews.The entire construction cycle took seven months to complete from the first wall forms in December 2006 to the last concrete pour in July 2007.Third CycleFebruary 21, 2008The four pontoons in cycle 3 took nine months to complete from the first wall forms in July 2007 to the final concrete pour in February 2008.Fourth CycleAugust 1, 2008Watch the final two pontoons from the fourth cycle of construction float-out of the graving dock through the eyes of WSDOT and Kiewit-General engineers and crewsThe two pontoons in cycle 4 took six months to complete from the first wall forms in February 2007 to the final concrete pour in July 2008.View the float-outsThere are 12 photos in this photo gallery, which includes the first cycle in December 2006 and the third cycle in February 2008. There is also a link to fourth cycle float-out photos... Click on below photos to enlarge.