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    • Multi-Modal Intelligent Traffic Signal Systems Signal Plans for Roadside Equipment

    Metadata Updated: June 16, 2025

    Data were collected during the Multi-Modal Intelligent Transportation Signal Systems (MMITSS) study. MMITSS is a next-generation traffic signal system that seeks to provide a comprehensive traffic information framework to service all modes of transportation.The Signal Plans for Roadside Equipment (RSE) data contains the basics of a Signal Phase and Timing (SPAT) message. This data includes SPAT message and the timestamp of the SPAT message. The data also provides the signal phase and timing information for one or more movements at an intersection.

    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 November 12, 2020
    Metadata Updated Date June 16, 2025
    Data Update Frequency R/PT0.1S

    Metadata Source

    Harvested from DOT Socrata Data.json

    Other Data Resources

    Additional Metadata

    Resource Type Dataset
    Metadata Created Date November 12, 2020
    Metadata Updated Date June 16, 2025
    Publisher US Department of Transportation
    Maintainer
    Identifier https://data.transportation.gov/api/views/gr7j-n2cj
    Data First Published 2015-11-01
    Language en-US
    Data Last Modified 2015-11-01
    Category Automobiles
    Public Access Level public
    Data Update Frequency R/PT0.1S
    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 39fcbe9e-b5ac-494d-9c0d-da27868e3203
    Harvest Source Id a776e4b7-8221-443c-85ed-c5ee5db0c360
    Harvest Source Title DOT Socrata Data.json
    Homepage URL https://data.transportation.gov/d/gr7j-n2cj
    License http://creativecommons.org/licenses/by-sa/3.0/legalcode
    Old Spatial Anthem, Arizona
    Program Code 021:013
    Source Datajson Identifier True
    Source Hash f4e5d8a311fe0c8fc5bcd24621d00d8efdfa9e534d1bb3ed1f3ba894f2b9dafc
    Source Schema Version 1.1
    Spatial
    Temporal 2014-10-21/2015-03-04

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