Projects, plans, reports & standards
Featured projects
Capital Improvement Program
Projects
Countywide
- 2017-2018 Guardrail Preservation Project
- Bridge Deck Repair Projects
- Culvert Replacement Projects
- Proposed Speed Limit Reduction Projects
- Road Resurfacing Projects
- School Zone Safety Program Projects
Northeast
- Baring Bridge Replacement Project
- NE Old Cascade Highway Roadway and Drainage Improvements Project
- NE Stillwater Hill Road Project
- Redmond Ridge Drive NE Roundabout Project
South
- 55th Avenue S Culvert Replacement Project
- Beacon Coal Mine Road S Preservation Project
- Renton Avenue Sidewalks Phase III Project
Southeast
- 236th Avenue SE and SE 384th Street Road Preservation Project
- Coal Creek Bridge Replacement Project
- Issaquah Hobart Road SE and SE Tiger Mountain Road Needs and Funding
- Preston Maintenance Facility Project
- SE 176th Street & SE 171st Way Roundabout Project
- SE May Valley Road truck traffic
Southwest
Vashon
Plans
Reports
- Bridge reports
- Bridges & Roads Task Force Report
- Endangered Species Act Reports
- Historic & Scenic Corridors Report
- Issaquah-Hobart Road / Front Street Corridor Study
- Red Brick Road Condition Assessment Report
- Stormwater Monitoring Final Report
- Traffic safety reports
- Transportation Needs Report