For more than 30 years, DEA’s civil engineers have provided award-winning civil, transportation, and structural engineering services to public and private clients.
DEA was the lead designer for this $150 million design-build light-rail extension project in Portland, Ore.
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DEA provided surveying, civil engineering, environmental compliance, construction, and general project coordination services for the 300 MW Wild Horse wind farm project in Kittitas County, Wash.