Metro Tunnel in King County

Metadata also available as - [Outline]

Frequently anticipated questions:


What does this data set describe?

Title: Metro Tunnel in King County
Abstract: Polygons representing Metro Transit Tunnel in downtown Seattle.
Supplemental_Information: None
  1. How should this data set be cited?

    Metro, King County , 20181219, Metro Tunnel in King County.

    Online Links:

  2. What geographic area does the data set cover?

    West_Bounding_Coordinate: -122.335155
    East_Bounding_Coordinate: -122.170963
    North_Bounding_Coordinate: 47.749635
    South_Bounding_Coordinate: 47.494503

  3. What does it look like?

    <http://www5.kingcounty.gov/sdc/DataImages/tunnel.jpg> (JPEG)
    JPG File of layer overlain on base of WA counties or local cities

  4. Does the data set describe conditions during a particular time period?

    Calendar_Date: 13-Dec-2012
    Currentness_Reference: ground condition

  5. What is the general form of this data set?

    Geospatial_Data_Presentation_Form: vector digital data

  6. How does the data set represent geographic features?

    1. How are geographic features stored in the data set?

      This is a Vector data set. It contains the following vector data types (SDTS terminology):

      • GT-polygon composed of chains (0)

    2. What coordinate system is used to represent geographic features?

      The map projection used is NAD 1983 HARN StatePlane Washington North FIPS 4601 Feet.

      Projection parameters:
      Standard_Parallel: 47.5
      Standard_Parallel: 48.73333333333333
      Longitude_of_Central_Meridian: -120.8333333333333
      Latitude_of_Projection_Origin: 47.0
      False_Easting: 1640416.666666667
      False_Northing: 0.0

      Planar coordinates are encoded using coordinate pair
      Abscissae (x-coordinates) are specified to the nearest 0.00025
      Ordinates (y-coordinates) are specified to the nearest 0.00025
      Planar coordinates are specified in foot_us

      The horizontal datum used is D North American 1983 HARN.
      The ellipsoid used is GRS 1980.
      The semi-major axis of the ellipsoid used is 6378137.0.
      The flattening of the ellipsoid used is 1/298.257222101.

  7. How does the data set describe geographic features?

    maint.TRANSIT.TUNNEL_xml
    Metro Transit Tunnels (Source: King County Metro)

    OBJECTID
    Internal feature number. (Source: ESRI)

    Sequential unique whole numbers that are automatically generated.

    Shape
    Feature geometry. (Source: ESRI)

    Coordinates defining the features.

    NAME
    Name of the Tunnel (Source: King County Metro)

    TUNNEL_TYPE
    Type of the tunnel (Source: King County Metro)

    ValueDefinition
    1Tunnel Between Stations
    2Tunnel at Stations
    3Stairs
    4Escalators
    5Elevators
    6Emergency Exits
    7Roadway

    Shape.STArea()

    Shape.STLength()


Who produced the data set?

  1. Who are the originators of the data set? (may include formal authors, digital compilers, and editors)

  2. Who also contributed to the data set?

  3. To whom should users address questions about the data?

    King County Dept. of Transportation, Metro Transit Division, GIS Group
    Attn: Trang Bui
    DBA/GIS Analyst
    201 S Jackson St, Suite 800
    Seattle, WA 98104

    206-684-1593 (voice)
    206-684-2059 (FAX)
    trang.bui@kingcounty.gov

    Hours_of_Service: 8:00am – 5:00pm Monday - Friday


Why was the data set created?

Developed to support transportation planning; transit planning; facilities; maintenance & operations within the Department of Transportation. Trip planners also use the data to assist Transit riders for trip planning.


How was the data set created?

  1. From what previous works were the data drawn?

  2. How were the data generated, processed, and modified?

    Date: 20-Dec-2012 (process 1 of 1)
    Metadata is updated by Trang Bui on 12/13/12.

  3. What similar or related data should the user be aware of?


How reliable are the data; what problems remain in the data set?

  1. How well have the observations been checked?

  2. How accurate are the geographic locations?

  3. How accurate are the heights or depths?

  4. Where are the gaps in the data? What is missing?

  5. How consistent are the relationships among the observations, including topology?


How can someone get a copy of the data set?

Are there legal restrictions on access or use of the data?

Access_Constraints: None
Use_Constraints:
King County data are made available with the understanding that they shall be used exclusively by the obtainer or his/her authorized agents. Digital products may not be reproduced or redistributed in any form or by any means without the express written authorization of King County.

  1. Who distributes the data set? (Distributor 1 of 1)

    KCGIS Center
    Attn: Cheryl Wilder
    Data Sales Coordinator
    201 S Jackson St, Suite 700
    Seattle, WA 98104

    206-263-5220 (voice)

  2. What's the catalog number I need to order this data set?

    /plibrary2/transportation/shapes/polygon/tunnel.shp

  3. What legal disclaimers am I supposed to read?

    King County disclaims any warranty of use of any digital product or data beyond that for which it was designed.

  4. How can I download or order the data?


Who wrote the metadata?

Dates:
Last modified: 10-Jul-2020
Metadata author:
King County Dept. of Transportation, Metro Transit Division, GIS Group
Attn: Trang Bui
GIS Analyst
201 S Jackson St, Suite 800
Seattle, WA 98104

206-684-1593 (voice)
Trang.Bui@metrokc.gov

Metadata standard:
FGDC Content Standard for Digital Geospatial Metadata (FGDC-STD-001-1998)


Generated by mp version 2.9.12 on Tue Apr 16 14:52:14 2024