HPMS Roadway Events Data 2022
U.S Department of Transportation
Updated Oct 25, 2026
About this dataset
Roadway attributes datasets in the Highway Performance Monitoring System (HPMS) consist of three separate tables: the Road Designations Table, the Road Identifications Table, and the Road Events Table. The Roads Event Table data items include Inventory, Lanes, Intersections, Traffic, Control, Pavement, Terrain, and Travel Time Code.
Data and resources (3)
- CSV
HPMS Roadway Events Data 2022
Modified Aug 25, 2026
- JSON
HPMS Roadway Events Data 2022
Modified Aug 25, 2026
- XSL
HPMS Roadway Events Data 2022
Modified Aug 25, 2026