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Try the next-generation Data Catalog at catalog-beta.data.gov and help shape it with your feedback.

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    • This is a Non-Federal dataset covered by different Terms of Use than Data.gov.

    LaneWidth

    Metadata Updated: February 1, 2026

    View of Channelization data represents roadway paint lines, curbs, and other markings that delineate traffic lanes, bike routes, bus zones, etc. which are critical for public safety.
    Common Data Layer: Common data layer created from a read only view from this feature layer. It is owned by SDOT Transportation account and will be made available in Open Data.
    Refresh Cycle: None, Dynamic via AutoCAD updates
    Channelization data consists of the following layers:

    1. Vertical Elements
    2. Lane Widths
    3. Panel Markings
    4. Longitudinal Markings
    5. Transverse Markings
    6. Legend and Symbols
    7. General Background

    Access & Use Information

    Public: This dataset is intended for public access and use. Non-Federal: This dataset is covered by different Terms of Use than Data.gov. License: No license information was provided.

    Downloads & Resources

    Dates

    Metadata Created Date July 1, 2023
    Metadata Updated Date February 1, 2026

    Metadata Source

    Harvested from Seattle JSON

    Other Data Resources

    Additional Metadata

    Resource Type Dataset
    Metadata Created Date July 1, 2023
    Metadata Updated Date February 1, 2026
    Publisher City of Seattle ArcGIS Online
    Maintainer
    Identifier https://www.arcgis.com/home/item.html?id=e7c54ba0f1b24128a9cb2a95912a5194&sublayer=1
    Data First Published 2023-05-24
    Data Last Modified 2026-01-30
    Category geospatial
    Public Access Level public
    Metadata Context https://project-open-data.cio.gov/v1.1/schema/catalog.jsonld
    Metadata Catalog ID https://cos-data.seattle.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
    Harvest Object Id 70c0cabc-3aab-4f2b-8c5b-cc3b0b6e7163
    Harvest Source Id f61de7a2-69cf-40a9-a1bc-dd9edb8f3fe5
    Harvest Source Title Seattle JSON
    Homepage URL https://data-seattlecitygis.opendata.arcgis.com/datasets/SeattleCityGIS::lanewidth
    Metadata Type geospatial
    Old Spatial -122.4239,47.4972,-122.2371,47.7357
    Source Datajson Identifier True
    Source Hash 021b8c937b889bee8c647db704c59ece5239c6a9fb5e6ed4fd70e5f614c86583
    Source Schema Version 1.1
    Spatial {"type": "Polygon", "coordinates": -122.4239, 47.4972, -122.4239, 47.7357, -122.2371, 47.7357, -122.2371, 47.4972, -122.4239, 47.4972}

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