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Transportation Improvement Projects

Learn more about transportation projects currently in construction or design.
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Projects in progress or starting in 2025

25th Avenue and Cornell Road Intersection

139th Avenue (FY 2020-22 Pedestrian & Biking Improvement)

149th Avenue (FY 2022-24 Pedestrian & Biking Improvement)

188th Avenue (FY 2022-24 Pedestrian & Biking Improvement)

ADA Curb Ramp Replacement

Bethany Boulevard and Mitchell Avenue (FY 2022-24 Pedestrian & Biking Improvement)

Blanton Street (198th Avenue to 209th Avenue)

Century Boulevard Extension (Main Street to Lois Street)

Greenwood Drive (FY 2022-24 Pedestrian & Biking Improvement)\

Herman Road (124th Avenue to Cipole Road)

Kaiser Road and 147th Avenue (FY 2022-24 Pedestrian & Biking Improvement)

Kinnaman Road Pedestrian Improvement (194th Avenue to 196th Avenue)

Laidlaw Road and Waterhouse Trail (FY 2022-24 Pedestrian & Biking Improvement)

Main Street, Banks Road and Cedar Canyon Road Intersection

Murray Boulevard Sidewalk Improvement

Park Way (FY 2020-22 Pedestrian & Biking Improvement)

Springville Road Phase 4 (Joss Avenue to PCC Rock Creek)

Thompson Road Realignment (Kenny Terrace)

Tualatin-Sherwood Road (Langer Farms Parkway to Teton Avenue)

Walker Road Phase 2 (Schendel Avenue to Butner Road)

Waterhouse Trail Crossings (FY 2023-24 Pedestrian & Biking Improvement)

White Creek Culvert Replacements (Gales Creek and Thornburg Roads)

Projects Planned for 2026 and Beyond

170th Avenue (Merlo Road to Alexander Street)

175th Avenue Sidewalk Improvement (Kinnaman Road to Blanton Street)

205th Avenue (Baseline Road to Quatama Street)

Alexander Street (178th Avenue to 192nd Avenue)

Basalt Creek Parkway Extension (Grahams Ferry Road to Boones Ferry Road)

Blanton Street (FY 2020-22 Pedestrian & Biking Improvement)

Bonita Road and Sequoia Parkway Intersection

Cornelius Pass Road bridge over Rock Creek Replacement

Cornell Road (17th and 21st Avenues)

Council Creek Regional Trail

Dairy Creek Road Bridge Replacement

Denney Road (Scholls Ferry Road to Highway 217)

Guardrail Replacement

Glencoe Road and West Union Road Intersection Improvement

Highway 47, Fern Hill Road and Maple Street Intersection

Kaiser Road (Springville Road to Brugger Road)

Kinnaman Road (198th Avenue to 209th Avenue)

Kinnaman Road Pedestrian Improvement (Farmington Road to 185th Avenue)

Scholls Ferry Road (FY 2020-22 Pedestrian & Biking Improvement)

Scholls Ferry Road (Roy Roger Road to Tile Flat Road)

Scoggins Valley Road Culvert Replacement

Thompson Road (Saltzman Road to Marcotte Road)

Tile Flat Road (Urban Growth Boundary to Scholls Ferry Road)

Turk Road Bridge Replacement

Walker Road and Murray Boulevard Intersection

Walker Road Phase 3 (173rd Avenue to 185th Avenue)

Walker Road Phase 4 (Park Way to 123rd Avenue)

Road Classifications Poster
Road Classifications (PDF 2.07 MB)


Lifecycle Of A Road Project
Download lifecycle of a road project infographic (PDF 2.48 MB)


Map of roundabouts across Washington County
Download roundabout infographic (PDF 9.43 MB)


Bidding Process Infographic
Transportation Projects Bid Process Infographic (PDF 1.93 MB)


Bridge weight limits

Map of weight limited bridges across Washington County
Download weight limited bridges map (PDF 1.29 MB)
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WC-ROADS.COM

Keep up with current and future traffic impacts on Washington County roads and travel safety information.
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Open Houses & Comment Opportunities

Tell us what you think! Discover opportunities to comment on land use and transportation proposals and projects. Most of these opportunities are virtual.
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Our commitment to Access and Opportunity

Our mission is to provide excellent and cost-effective services that support healthy, peaceful, safe and sustainable communities and encourage meaningful participation in community activities and county governance.
Land Use Ordinances

Transportation System Plan

The Transportation System Plan (TSP) includes policies and strategies to meeting the needs of all travelers. It reflects the goals of the community and includes population and employment projections through 2040.
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ADA and Pedestrian Accommodations

The Americans with Disabilities Act (ADA) Transition Plan outlines our strategy to provide pedestrian access in the County right-of-way for people of all abilities.
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Washington County Capital Improvement Plan

Washington County Board of Commissioners adopted the Capital Improvement Plan FY 2025-30 on May 6, 2025. Projects included in the plan address maintenance, preservation, modernization and expansion of infrastructure and resources.

Contact Us

Email

[email protected]

Phone

503-846-7800

News

Participate in the Turk Road Bridge Replacement Online Open House through Nov. 23

The Turk Road Bridge over Dairy Creek is made of timber, aging and weight-limited.

Learn about Glencoe Road and West Union Road Intersection Improvement at Nov. 18 Open House

An improvement at the intersection of Glencoe Road and West Union Road is needed to accommodate growth in the North Plains area.
More news & updates