Aaron Simmons, PE
Acting County Engineer

Phone: (509) 884-7173

140 19th Street NW, Suite A
East Wenatchee, WA 98802

Office Hours: 7:00 am to 5:00 pm

Douglas County Transportation is interested in your comments and suggestions about our website or in general. We appreciate your taking the time to write to us. Please let us know if there is information that you think should be or would like to have included, and any concerns you may have relating to County roads. 
Email questions/comments


Douglas County is responsible for over 1640 miles of county roadway and adjacent right-of-way, through maintenance, preservation, design and construction. Unpaved miles includes 1207 miles of rural roadways

The Douglas County Transportation is comprised of Road Maintenance Operation, Engineering and Surveying Section, Development Review Section, Storm Water Utility Program, Utility Inspection program, Environmental and Road Log Data, Geographical Information Systems, and ER&R (Equipment Rental & Rates) program. All sections or programs are committed to our responsibility to provide safe, economical, and environmentally sound public road facilities and services

Departmental Responsibilities

  • Road Maintenance (road grading, asphalt overlays, bridge maintenance, snow removal, stormwater & vegetation control, signing & striping)
  • Road & Bridge Design, and environmental compliance
  • Construction Surveying
  • Construction Inspection
  • Right-Of-Way
  • Road & Bridge Inventory
  • Pavement Management
  • Storm Water Utility
  • Quarries & Stockpiles, Aggregate Production & Inventory
  • Traffic Counts
  • Transportation Planning
  • GIS, County Road Map
  • Public Information
Transitioning to MRSC Rosters

Effective immediately, Douglas County is transitioning our Small Public Works Roster and Consultant Roster, to the MRSC Rosters shared online database. To continue being eligible to work on projects using a roster process, you are required to register for FREE at and select Douglas County in your account. If you are already a member of MRSC Rosters, simply select Douglas County in your account.

For registration questions, please contact MRSC Rosters at or 206-436-3798. If you have questions about the small works roster, please contact Dayna Prewitt at or 509-884-7173.  If you have questions about On-Call Professional Services, Carol Hardie at or 509-884-7173.