BLM OR Ground Transportation GTRN Highways: Oregon and Washington State Roads

State-owned and maintained highways, connections, frontage roads, and temporary routes in Oregon and Washington are included in this geospatial dataset. The Department of the Interior published the data, which was last updated on March 25, 2026. It likely contains line features representing the physical location of various road types across the two states.

Use Cases

• Map highway networks based on the described line features.
• Analyze state transportation infrastructure coverage based on the inclusion of frontage roads and connections.
• Plan regional logistics routes based on the geospatial data of highways and temporary traveled routes.

Strengths

• Data covers two states (Oregon and Washington), providing regional scope.
• Includes multiple road types (highways, frontage roads, temporary routes).
• Available in multiple geospatial formats (GDB, GEOJSON, KML).

Limitations

• Column-level documentation is absent; field semantics must be inferred after download.
• Row count is unknown, which may limit suitability assessment.
• Description metadata is limited; actual data quality requires manual inspection after download.

Provenance

Source

Department of the Interior

Freshness

Last updated 2026-03-25 12:35:24.654561; freshness should be verified.

Geography

Oregon and Washington, United States