Technical Specialties

Landscape Architecture

Landscape and environmental designs emerge through careful consideration of a site's natural features. DEA’s landscape architects creatively balance human needs with stewardship of the land to achieve sustainable designs. Our landscape architects have created award-winning designs and master plans for parks and trails, residential and commercial development, and environmental restoration projects.

Services

  • Erosion control and revegetation design
  • Master planning and site planning
  • Parks and trail planning and design
  • Planting and irrigation design
  • Site analysis and assessment
  • Sports facility design
  • Streambank restoration design
  • Urban and streetscape design
  • Visual resources analysis and design
  • Water quality drainage systems design
  • Watershed restoration design
  • Wetland mitigation design
  • Xeriscape design
Search the Site:  
Featured DEA Project

Columbia River Crossing

DEA led the national consulting team that provided transportation planning, traffic highway and bridge engineering, and public involvement for the corridor study of Interstate 5 between Portland, Ore., and Vancouver, Wash.

Learn More


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