Transportation
Themes include roadways, traffic, airports, shipping, rail.Popular datasets
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51 datasets
Airport Boundaries
- Published by: Caltrans
- Last updated: Thursday, November 20, 2025
- File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML
California Department of Transportation (Caltrans), Division of Transportation Planning, Aeronautics Program provided airport layout drawings with est...
Military Airport
- Published by: Caltrans
- Last updated: Thursday, November 20, 2025
- File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML
This is a point layer of Military Airports currently permitted by the State of California, Department of Transportation (Caltrans), Division of Transp...
High Occupancy Vehicle
- Published by: Caltrans
- Last updated: Thursday, November 20, 2025
- 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...
Express Lanes
- Published by: Caltrans
- Last updated: Thursday, November 20, 2025
- File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML
The California HOV/Express Lane Business Plan is a framework for Caltrans and its partners to focus statewide activity during 2009-2011 that will lead...
Public Road Functional Classification
- Published by: Caltrans
- Last updated: Thursday, November 20, 2025
- File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML
This Functional Classification dataset was exported from Caltrans Linear Reference System (LRS) on July 3rd, 2024. The LRS serves as the framework upo...
Vistas
- Published by: Caltrans
- Last updated: Thursday, November 20, 2025
- File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML
Vista points are informal pullouts where motorists can safely view scenery or park and relax. They do not include rest rooms. Vista points may have fa...
Major Traffic Generators
- Published by: Caltrans
- Last updated: Thursday, November 20, 2025
- File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML
The locations of major generators were identified from listed data holdings and located using ESRI base map imagery at a scale of 1:10,000....
Annual Average Daily Traffic
- Published by: Caltrans
- Last updated: Thursday, November 20, 2025
- File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML
Annual average daily traffic is the total volume for the year divided by 365 days. The traffic count year is from October 1st through September 30th. ...
Local Bridges
- Published by: Caltrans
- Last updated: Thursday, November 20, 2025
- File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML
The bridge inventory data was obtained from Caltrans Structure Maintenance and Investigations (SM&I) Database as of 03/12/2024. Bridge inspectors ...
Rail Lines BNSF, UPRR
- Published by: Caltrans
- Last updated: Thursday, November 20, 2025
- File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML
The objective is to delineate potential crude by rail routes across California, focusing on a subset of the Caltrans "California Rail Network" dataset...