Second batch of Seattle's SR 520 bridge pontoons floated

01/28/2013 | News Tribune (Tacoma, Wash.), The

The second batch of pontoons built for Seattle's new state Route 520 floating bridge started the journey from Tacoma to Lake Washington on Monday. The six concrete pontoons, which are 50 feet to 60 feet wide and roughly 100 feet long, were pulled two at a time from the Blair Waterway dock. They are among the 77 pontoons for the bridge that is slated for completion by July 2015.

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News Tribune (Tacoma, Wash.), The

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