District of Columbia Roadway Centerlines for Traffic Management

DDOT maintains centerline data for all roads and alleys open to traffic in the District of Columbia. This geospatial dataset supports transportation infrastructure analysis and urban planning.

Use Cases

• Analyze traffic flow and routing using centerline geometry for all roads and alleys.
• Support urban planning initiatives by mapping transportation infrastructure networks.
• Integrate centerline data with traffic management systems for operational analysis.
• Conduct geospatial analysis of roadway connectivity and alley access points.

Strengths

• Data is maintained by the authoritative District Department of Transportation (DDOT).
• Covers all roads and alleys open to traffic within a major U.S. capital city.
• Updated recently, with a last modified date of March 25, 2026.

Limitations

• Specific data volume, row count, and column schema are unknown.
• Available file format is HTML, which may not be optimal for direct geospatial analysis.
• Sample data is unavailable for previewing structure and attributes.

Provenance

Source

District of Columbia Department of Transportation (DDOT).

Collection Method

Maintained by the District's transportation department.

Time Range

null

Freshness

Last updated 2026-03-25.

Geography

District of Columbia, United States.