SR 20 - Winthrop Vicinity Paving - Complete July 2017

Work began on April 24, and was complete July 13. A unique aspect of the project involved matching the new concrete ADA ramps to the existing wooden boardwalks.


This P-1 Preservation program project repaved 1.86 miles of SR 20 from MP 192.46 to MP 194.32 through the town of Winthrop in Okanogan County. In addition to the pavement preservation, collision prevention work was included to increase safety and improve pedestrian travel by adding sidewalk curb ramps to comply with current ADA standards.

Why is WSDOT pave SR 20 through Winthrop?
This project will prevent further deterioration to the existing roadway, maintaining it at the least possible life cycle cost and increasing safety and improving pedestrian travel by updating sidewalk curb ramps to comply with current ADA standards.

The End Result

  • Better access for disabled persons
  • Smoother ride
  • Updated safety features
  • Reduced maintenance costs


Project Benefits

  • Extends the life of the road surface and adds needed structure.
  • Updated ADA pedestrian crossings.


What is the project timeline?
2015-2016 design and 2017 construction.

Connecting Washington (CWA): $1,526,000
Total: $1,526,000


How can I get more information?

Dan Lewis
Project Engineer
WSDOT North Central Region Project Office
PO Box 98
Wenatchee, WA 98807
Phone: 509-667-2880, or Toll Free 1-888-461-8816