JOIN US SEARCH LOCATIONS CONTACT DEA HOME WHO WE ARE WHAT WE DO SOLUTIONS NEWS SURVEYING AND GEOMATICS PROJECTS Lower Mississippi River Precision Navigation Surveys Conventional Land Surveying, Geographic Information Systems, Hydrographic and Marine Geophysical Services, Marine Services, Surveying and Geomatics Upper Columbia River Remedial Investigation and Feasibility Study Conventional Land Surveying, Geographic Information Systems, Hydrographic and Marine Geophysical Services, Marine Services, Surveying and Geomatics Pasco Hazardous Waste Waste Landfill Laser Scanning and Mapping, Surveying and Geomatics Lake Shannon Floating Surface Collector Conventional Land Surveying, Surveying and Geomatics King County Housing Authority Conventional Land Surveying, Surveying and Geomatics Good Samaritan Hospital Conventional Land Surveying, Surveying and Geomatics City of Redmond Vertical Control Conventional Land Surveying, Surveying and Geomatics Alignment Mapping for the Carty Lateral Pipeline Project Energy Infrastructure, Geographic Information Systems, Surveying and Geomatics 4-0 Ranch Boundary Survey Conventional Land Surveying, Surveying and Geomatics SR 530 Oso Slide Repair Asset Management, Emergency Response, Laser Scanning and Mapping, Surveying and Geomatics Auburn Way North Preservation Mobile Scanning Asset Management, Laser Scanning and Mapping, Surveying and Geomatics Westside Trail Segments 1, 4, and 7 Route Survey Conventional Land Surveying, Parks, Trails, and Open Space, Surveying and Geomatics Big Eddy – Knight 500kV Transmission Line Conventional Land Surveying, Energy Infrastructure, Surveying and Geomatics SR 89A, Pumphouse Wash to Overlook Topographic Survey Asset Management, Laser Scanning and Mapping, Surveying and Geomatics Boulder County Emergency Response Surveys Emergency Response, Laser Scanning and Mapping, Surveying and Geomatics I-15 Survey, Lava Rocks North to Interchange 108 Laser Scanning and Mapping, Surveying and Geomatics I-5 North Survey and Mobile Mapping Underground Utilities Asset Management, Energy Infrastructure, Laser Scanning and Mapping, Subsurface Utility Location and Mapping, Surveying and Geomatics Los Angeles International Airport (LAX) 3D Laser Scanning Survey Laser Scanning and Mapping, Surveying and Geomatics Perris Dam Seismic Remediation Laser Scanning and Mapping, Surveying and Geomatics Space Shuttle Endeavour Route and Conflict Mapping Laser Scanning and Mapping, Surveying and Geomatics Who We Are History Core Ideology Leadership Stewardship Locations Contact DEA What We Do Energy Land Development Transportation Water and Environment Surveying and Geomatics Marine Services Solutions Alternative Project Delivery Construction Engineering Energy Development Engineering Landscape Architecture Environmental Planning and Compliance Planning Project Management News Awards Rankings Join Us Our People Current Openings Benefits Subconsultants and Vendors David Evans and Associates, Inc., 2100 S. River Parkway, Suite 100, Portland, OR 97201 :: 800.721.1916 Copyright © 1996-2021 David Evans and Associates, Inc. All rights reserved. :: Terms of Use | Privacy Policy