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

    Bridge and Tunnel Entrances 2013

    Metadata Updated: April 1, 2026

    Bridges and Tunnel Entrances. The dataset contains polygons representing planimetric Roads, created as part of the DC Geographic Information System (DC GIS) for the D.C. Office of the Chief Technology Officer (OCTO). These features were originally captured in 1999 and updated in 2005, 2008, 2010, and 2013. The following planimetric layers were updated:

    - Building Polygons (BldgPly)

    - Bridge and Tunnel Polygons (BrgTunPly)

    - Grate (GratePly)

    - Horizontal and Vertical Control Points (GeoControlPt)

    - Obscured Area Polygons (ObsAreaPly)

    - Railroad Lines (RailRdLn)

    - Road, Parking, and Driveway Polygons (RoadPly)

    - Sidewalk Polygons (SidewalkPly)

    - Stairs (StairPly)

    - Swimming Pools (SwmPoolPly)

    - Wooded Areas (WoodPly)

    METADATA CONTENT IS IN PROCESS OF VALIDATION AND SUBJECT TO CHANGE.

    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: Creative Commons Attribution

    Downloads & Resources

    Dates

    Metadata Created Date April 30, 2024
    Metadata Updated Date April 1, 2026

    Metadata Source

    Harvested from DC data

    Other Data Resources

    Additional Metadata

    Resource Type Dataset
    Metadata Created Date April 30, 2024
    Metadata Updated Date April 1, 2026
    Publisher City of Washington, DC
    Maintainer
    Identifier https://www.arcgis.com/home/item.html?id=34b37feee6d644af99ef73eaba564cfa&sublayer=6
    Data First Published 2018-07-19T19:21:52.000Z
    Data Last Modified 2026-03-30T19:14:11.000Z
    Category geospatial
    Public Access Level public
    Metadata Context https://project-open-data.cio.gov/v1.1/schema/catalog.jsonld
    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 de1a2031-054b-43d8-96a5-ad865b6a946b
    Harvest Source Id b05f955a-65d6-4288-9558-15a5ebc74e36
    Harvest Source Title DC data
    Homepage URL https://opendata.dc.gov/datasets/DCGIS::bridge-and-tunnel-entrances-2013
    License https://creativecommons.org/licenses/by/4.0
    Metadata Type geospatial
    Old Spatial -77.1165,38.7923,-76.9115,38.9869
    Source Datajson Identifier True
    Source Hash 072c2dbd365410c55b9cc9f59e9bff33fd4461934d73a9c92e764a9266727339
    Source Schema Version 1.1
    Spatial {"type": "Polygon", "coordinates": -77.1165, 38.7923, -77.1165, 38.9869, -76.9115, 38.9869, -76.9115, 38.7923, -77.1165, 38.7923}

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