DEA led team provided planning, environmental, and engineering expertise to develop and screen alternatives for a new arterial road for Washington County from Tualatin-Sherwood Road to Tonquin Road, and east to connect with Grahams Ferry Road.
DEA provided complete multidisciplinary services for this Mt. Hood National Forest trailhead relocation project.
DEA provided engineering, environmental and surveying services for the development of a 38-lot single-family and 50-lot duplex residential subdivision in Oak Harbor, Washington.
DEA was the lead design firm for the final phase of construction of Denver’s Arapahoe/Parker Interchange project, the culmination of 10 years of collaborative efforts between the Colorado Department of Transportation (CDOT), Arapahoe County, and other local jurisdictions.