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 is providing transit design services to support the Project Development phase of TriMet’s 12-mile Light Rail extension from downtown Portland to Tualatin.
DEA provided designs to replace two aging Interstate 84 bridges for the Oregon Department of Transportation in Troutdale, Oregon.
DEA provided complete multidisciplinary services for this Mt. Hood National Forest trailhead relocation project.
DEA provided engineering and surveying services for Culver Drive Intersection and I-5 On-Ramp Improvement project in Irvine, California.