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47 datasets

Rest Areas

  • Published by: Caltrans
  • Last updated: Monday, June 2, 2025
  • File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

Caltrans provides Safety Roadside Rest Areas as a part of the State Highway System pursuant to Streets and Highways Code, Sections 218-226.5. Safety R...

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...

Closed Circuit Television

  • Published by: Caltrans
  • Last updated: Monday, June 2, 2025
  • 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...

Truck Average Daily Traffic

  • Published by: Caltrans
  • Last updated: Monday, June 2, 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 truck count year is from October 1st through September 30th. Ve...

Automated Weather Observation System

  • Published by: Caltrans
  • Last updated: Monday, June 2, 2025
  • File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

This layer was created from the California Aviation System Plan list of Automated Weather Observation Systems. The upgrades and distribution of Automa...

Airport Boundaries

  • Published by: Caltrans
  • Last updated: Monday, June 2, 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: Monday, June 2, 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: Monday, June 2, 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: Monday, June 2, 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: Monday, June 2, 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...