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12 datasets
National Highway System
- Published by: Caltrans
- Last updated: Friday, March 6, 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...
State Highway Bridges
- Published by: Caltrans
- Last updated: Friday, March 6, 2026
- 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 ...
State Highway Network Postmiles Tenth
- Published by: Caltrans
- Last updated: Friday, March 6, 2026
- File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML
Postmiles are valid postmile points at 0.1 (1/10th) mile intervals, based on the Caltrans Linear Referencing System. Exceptions that are included are ...
California All Public Roads Network
- Published by: Caltrans
- Last updated: Friday, March 6, 2026
- File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML
The Caltrans All Roads Linear Referencing Services (LRS) dataset provides the base geometry for federally required Highway Performance Monitoring Syst...
Commercial Vehicle Enforcement Facilities
- Published by: Caltrans
- Last updated: Friday, March 6, 2026
- File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML
A Commercial Vehicle Enforcement Facility (CVEF) commonly called a Weigh Station (WS) is a checkpoint typically located directly off the State highway...
Public Road Functional Classification
- Published by: Caltrans
- Last updated: Friday, March 6, 2026
- 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...
Bottlenecks
- Published by: Caltrans
- Last updated: Friday, March 6, 2026
- File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML
Bottleneck Mapping is a subproject of the Mobility Performance Report, which is one of the products of the Mobility Performance Reporting and Analysis...
Closed Circuit Television
- Published by: Caltrans
- Last updated: Friday, March 6, 2026
- File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML
The Closed Circuit Television (CCTV) files provided below describe the location and status of each Caltrans' CCTV located on the State Highway Network...
High Occupancy Vehicle
- Published by: Caltrans
- Last updated: Friday, March 6, 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...
Park and Ride
- Published by: Caltrans
- Last updated: Friday, March 6, 2026
- File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML
Park and Ride Lots offer a convenient and safe location to transfer from a single passenger vehicle to a local or regional transit bus, carpool, or va...