DEA was selected to conduct the corridor study of Arapahoe Road, the major east-west travel link from southeast Denver to employment and retail centers along Interstate 25, including the Denver Tech Center.
In 2010, Multnomah County, Oregon selected DEA to be the owner’s representative on the project to replace the Sellwood Bridge, an aging, deteriorating bridge which connects the Sellwood and Westmoreland neighborhoods in South Portland to the west side of the Willamette River.
DEA and the West Corridor Team provided the final engineering design for the Regional Transportation District’s West Corridor Light Rail Transit project.
Since 2004, DEA has served as an extension of FTA staff providing project management oversight (PMO) on federally-funded transit projects in the implementation phase.
The SR 520 Eastside Transit and HOV project was a three-mile-long roadway improvement project designed to reduce transit and high occupancy vehicle (HOV) travel times. DEA led portions of the roadway, structures, and drainage design, and also provided survey, traffic control design, and utility design services.