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Lake Washington, WA: Coffer Cell Launch

Posted by Infra on Tuesday, December 10th, 2013

On Nov. 26, 2013, SR 520 bridge construction crews launched a 660-ton coffer cell onto Lake Washington. This coffer cell will be used to create a dry work space so that crews can complete repairs to the end walls of Pontoon U and Pontoon V on Lake Washington. For more information, visit:
wsdot on YouTube

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