Technical Specialties

Design-Build Services

Design-build transforms an engineer’s design into a constructed environment faster than any other delivery method. The design-build project delivery approach integrates the knowledge, creativity, experience, and passions of the design and construction professionals from the beginning to the end of a project. Constructibility is built into the design from day one and typically projects are in service much sooner than with the traditional design-bid-build project delivery method.

Our commitment and passion given to selecting design-build partners and projects has resulted in award-winning projects, satisfied clients, and successful team members.

Search the Site:  
Featured DEA Project

MAX I-205 LRT Extension

DEA was the lead designer for this $150 million design-build light-rail extension project in Portland, Ore.

Learn More


Featured DEA Project

Broadway Bridge Rehabilitation

DEA provided full preliminary engineering and construction engineering assistance for the rehabilitation of the 90-year-old Broadway Bridge in Portland, Ore.

Learn More