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    • HPMS Roadway Events Data 2023

    Metadata Updated: March 28, 2026

    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.

    Access & Use Information

    Public: This dataset is intended for public access and use. License: See this page for license information.

    Downloads & Resources

    Dates

    Metadata Created Date March 28, 2026
    Metadata Updated Date March 28, 2026

    Metadata Source

    Harvested from DOT Socrata Data.json

    Other Data Resources

    Additional Metadata

    Resource Type Dataset
    Metadata Created Date March 28, 2026
    Metadata Updated Date March 28, 2026
    Publisher Federal Highway Administration
    Maintainer
    Identifier https://data.transportation.gov/api/views/8gz6-23ex
    Data First Published 2025-07-22
    Language en-US
    Data Last Modified 2026-03-27
    Category Roadways and Bridges
    Public Access Level public
    Bureau Code 021:15
    Metadata Context https://project-open-data.cio.gov/v1.1/schema/catalog.jsonld
    Metadata Catalog ID https://data.transportation.gov/data.json
    Schema Version https://project-open-data.cio.gov/v1.1/schema
    Catalog Describedby https://project-open-data.cio.gov/v1.1/schema/catalog.json
    Data Quality True
    Harvest Object Id e40dffc0-9870-4689-9ad8-6c17fad914d3
    Harvest Source Id a776e4b7-8221-443c-85ed-c5ee5db0c360
    Harvest Source Title DOT Socrata Data.json
    Homepage URL https://data.transportation.gov/d/8gz6-23ex
    License https://www.usa.gov/government-works
    Primary IT Investment UII 021-099281808
    Program Code 021:009
    Source Datajson Identifier True
    Source Hash 7e086b50620cec51788fc7e86f884e6d257b3084e7f07612308649450f1ac278
    Source Schema Version 1.1

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