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 a track design to allow the Port of Kalama the ability to handle three 110-car unit trains
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.
DEA provides an annual audit of pavement conditions for a major national railroad.
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.
DEA Inc.