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45 datasets
Highway Rail Crossing
- Published by: Caltrans
- Last updated: Friday, January 16, 2026
- File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML
The PUC data contains a [grade] attribute that allows for the isolation of at-grade crossings. There are 10,478 at-grade records in the most recent PU...
Caltrans Districts
- Published by: Caltrans
- Last updated: Friday, January 16, 2026
- File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML
The District boundary definitions are primarily based on the California county boundaries. The Board of Equalization (BOE) County and City Boundary we...
High Occupancy Vehicle
- Published by: Caltrans
- Last updated: Friday, January 16, 2026
- File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML
High-Occupancy Vehicle (HOV) lane, also known as the carpool or diamond lane, is a traffic management strategy to promote and encourage ridesharing; t...
Caltrans COVID-19 Leave Tracking
- Published by: Caltrans
- Last updated: Tuesday, June 1, 2021
- File types: CSV
This dataset includes daily submissions for all districts and programs for teleworking and numbers and COVID related absences in the department. COVID...
National Highway System
- Published by: Caltrans
- Last updated: Friday, January 16, 2026
- File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML
The National Highway System consists of a network of roads important to the economy, defense and mobility. On October 1, 2012 the existing National Hi...