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5 datasets
Public Road Functional Classification
- Published by: Caltrans
- Last updated: Wednesday, September 30, 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...
State Highway Network Postmiles
- Published by: Caltrans
- Last updated: Wednesday, September 30, 2026
- File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML
The LRSN_Postmile feature class is an Esri Roads and Highways Network (or more generically a Linear Referencing Method) that represents the California...
State Highway Network Odometer
- Published by: Caltrans
- Last updated: Wednesday, September 30, 2026
- File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML
The Odometer dataset is used to support accurate distance-based referencing along the State Highway Network. It helps users compare postmile values wi...
Adopt-A-Highway (AAH) All Other Locations
- Published by: Caltrans
- Last updated: Wednesday, September 30, 2026
- File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML
The AAH_all_other_loc feature class marks Adopt-A-Highway sites at single-postmile 'other locations' for the entire State Highway Network, merged from...
Adopt-A-Highway (AAH) All Highways
- Published by: Caltrans
- Last updated: Wednesday, September 30, 2026
- File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML
The AAH_all_Highway feature class displays Adopt-A-Highway sites as highway segments for the entire California State Highway Network, merged from all ...