Explore Washington's connected sidewalk and crossing data
This Viewer displays OS-CONNECT, a statewide connected pedestrian network dataset for Washington State. It includes sidewalks, crossings, and related pedestrian features intended to support accessibility analysis, planning, and long-term data stewardship.
Use this Viewer to explore the map, inspect feature attributes, and open QA/QC summaries by jurisdiction or unincorporated area. For downloads, exchange, and data lifecycle support, use the TDEI portal.
View data and QA/QC
Explore the map, inspect attributes, and open QA/QC reports for any jurisdiction in WA State.
Download & Integration
Use TDEI for authoritative releases, downloads, and the dataset lifecycle.
Support Channels
Get help with your requests. Include your area, dataset name/ID, version, and evidence.
Documentation & Tutorials
Find schema, versioning, known issues, and short tutorials for common workflows.
To get help faster: include the jurisdiction or unincorporated area, the TDEI dataset name/ID (shown in the Viewer), the version identifier, and helpful information such as: coordinates, feature IDs, screenshots, or a short screen recording.