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158 datasets

Express Lanes

Published by: Caltrans
Last updated: Friday, July 4, 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...

National Highway System

Published by: Caltrans
Last updated: Friday, July 4, 2025
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...

High Quality Transit Stops

Published by: Caltrans
Last updated: Friday, July 4, 2025
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

Use GTFS schedule trips, stop_times, shapes, and stops to estimate whether corridor segments have scheduled headways of 20 minutes or less....

Average Transit Speeds by Route

Published by: Caltrans
Last updated: Friday, July 4, 2025
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

Provide average transit speeds, number of trips by route-direction....

California Transit Stops

Published by: Caltrans
Last updated: Friday, July 4, 2025
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

Provide compiled GTFS schedule data in geospatial format. Transit routes associates route information to shapes. Transit stops associates route inform...

High Quality Transit Areas

Published by: Caltrans
Last updated: Friday, July 4, 2025
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

Use GTFS schedule trips, stop_times, shapes, and stops to estimate whether corridor segments have scheduled headways of 20 minutes or less....

Major Traffic Generators

Published by: Caltrans
Last updated: Friday, July 4, 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....

2023 Crash Data on State Highway System

Published by: Caltrans
Last updated: Thursday, July 3, 2025
File types: CSV

The Crash Data On California State Highways Report is produced annually by the California Department of Transportation (Caltrans) to provide high leve...

2022 Crash Data on State Highway System

Published by: Caltrans
Last updated: Friday, November 15, 2024
File types: CSV

The Crash Data On California State Highways Report is produced annually by the California Department of Transportation (Caltrans) to provide high leve...

2021 Crash Data on State Highway System

Published by: Caltrans
Last updated: Tuesday, October 24, 2023
File types: CSV

The Crash Data On California State Highways Report is produced by the California Department of Transportation (Caltrans) to provide high level summari...