Mirror Lake Trailhead Relocation
DEA provided complete multidisciplinary services for this Mt. Hood National Forest trailhead relocation project.
Better Naito Improvement
DEA is providing project management and civil, structural, and traffic engineering services for the development of a two way cycle track through Portland from SW Harrison Street to the Steele Bridge.
Port of Kalama Rail Modifications
DEA provided a track design to allow the Port of Kalama the ability to handle three 110-car unit trains
Port Laredo Intermodal Expansion
DEA is providing rail, civil, structural, geotechnical and construction engineering services for this three-mile project that will connect two sections of double track along US 95 and Cocolalla Lake.
Pavement Repair Management and Audit
DEA provides an annual audit of pavement conditions for a major national railroad.