An Employee-Owned Company | © 2014 Kleinfelder. All rights reserved. Located 35 miles southeast of Seattle, Washington, the Howard Hanson Dam protects a population of 75,000 people and the fourth-largest continuous warehousing district in the United States, as well as two major seaports handling 4,000,000 containers at $75 billion per year. A DAm In CrIsIs In January 2009, the dam’s water level reached a record high. Sediment-laden seepage

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