Radar Speed Signs

Metadata also available as - [Outline]

Frequently anticipated questions:

What does this data set describe?

Title: Radar Speed Signs
Abstract:
Radar speed signs display the approaching speed of a vehicle to a motorist. Oftentimes placed near schools or to study if further traffic calming solutions need to be implemented.
  1. How might this data set be cited?
    County, King, 20120904, Radar Speed Signs: King County, King County, WA.

    Online Links:

    Other_Citation_Details: None
  2. What geographic area does the data set cover?
    West_Bounding_Coordinate: -122.403323
    East_Bounding_Coordinate: -121.921553
    North_Bounding_Coordinate: 47.779443
    South_Bounding_Coordinate: 47.276647
  3. What does it look like?
    http://www5.kingcounty.gov/sdc/DataImages/RadarSpeedSign.jpg (JPG)
    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: 06-Sep-2012
    Currentness_Reference:
    publication date
  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):
      • Entity point (178)
    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 0.000000001
      Ordinates (y-coordinates) are specified to the nearest 0.000000001
      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?
    RoadsGIS.RSDLIB.RadarSpeedSign_point
    point data table (Source: King County)
    OBJECTID
    Internal feature number. (Source: ESRI) Sequential unique whole numbers that are automatically generated.
    AssetID
    (Source: King County)
    Range of values
    Minimum:2.0
    Maximum:46.0
    RouteID
    Measure
    Offset
    ImageFileLoc
    (Source: King County)
    ValueDefinition
    \\kodiak\AssetImages\RadarSpeedSign\RSS.png 
    IsMobile
    (Source: King County)
    ValueDefinition
    No 
    MountedViaType
    (Source: King County)
    ValueDefinition
    Direct 
    Model
    (Source: King County)
    ValueDefinition
    Unknown 
    Manufacturer
    (Source: King County)
    ValueDefinition
    Unknown 
    InstallDate
    (Source: King County)
    DBModDate
    (Source: King County)
    ModifiedBy
    (Source: King County)
    ValueDefinition
    Automated 
    DBCreateDate
    (Source: King County)
    ActiveDate
    (Source: King County)
    RetireDate
    (Source: King County)
    CurrentStatus
    (Source: King County)
    ValueDefinition
    Active 
    Location
    (Source: King County)
    ValueDefinition
     
    2_N-175_00090__245__-30 
    3_-25-NE_01500__152__-30 
    3_108-NE_01340__45__-30 
    3_108-NE_01375__110__-30 
    3_108-NE_01420__135__30 
    3_116-NE_01360__280__30 
    3_124-NE_01570__244__-30 
    3_124-NE_01600__354__30 
    3_156-NE_01910__450__-30 
    3_168-NE_01900__640__-30 
    3_ELSPNE_00370__245__-30 
    3_NE133_02204__450__30 
    3_NE140_01080__36__30 
    3_NE195_01310__675__-30 
    3_SIRDNE_00700__528__-30 
    4_ELSPSE_00330__973__-30 
    4_KLANDR_00420__1020__30 
    LegacyID
    (Source: King County)
    ValueDefinition
    BU0073-8 
    BU0074-8 
    BU0075-8 
    BU0076-8 
    CSH065-8 
    CSH066-8 
    CSH067-8 
    CSH068-8 
    CSH069-8 
    CSH070-8 
    CSM027-8 
    CSM028-8 
    CW0024-8 
    CW0025-8 
    CW0026-8 
    CW0027-8 
    CW0028-8 
    KC108-134-8 
    KC108-137-8 
    KC108-140-8 
    KC108-142-8 
    KC116-134-8 
    KC116-137-8 
    KC128-336-8 
    KC129-336-8 
    KC166-176-8 
    KC167-176-8 
    KC190-143-8 
    KC193-155-8 
    KC221-133-8 
    KC225-133-8 
    KC232-147-8 
    KC232-163-8 
    KC242-042-8 
    KC244-048-8 
    KC245-041-8 
    KC248-116-8 
    KC250-116-8 
    KC251-045-8 
    KN0010-8 
    KN0011-8 
    KN0012-8 
    KN0013-8 
    KN0019-8 
    KN0020-8 
    MountStructureID
    (Source: King County)
    Range of values
    Minimum:1905.0
    Maximum:78966.0
    RadarSpeedSignID
    (Source: King County)
    Range of values
    Minimum:2.0
    Maximum:46.0
    ThumbFileLoc
    (Source: King County)
    ValueDefinition
     
    Shape
    Feature geometry. (Source: ESRI) Coordinates defining the features.
    Jurisdiction
    Entity_and_Attribute_Detail_Citation: King County

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?
    RoadsGIS
  3. To whom should users address questions about the data?
    King County Dept of Transportation - Road Services Division
    Attn: Tamara Davis
    GIS and IT Project Manager
    201 S Jackson St
    Seattle, WA
    US

    206-684-2118 (voice)

Why was the data set created?

Locations of radar speed signs maintained by King County Roads Division.

How was the data set created?

  1. From what previous works were the data drawn?
  2. How were the data generated, processed, and modified?
  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?
    Radar speed signs are placed manually by staff using visual approximation. This dataset may be incomplete.
  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 withoutthe express written authorization of King County. Users are encouraged to appropriately evaluate and display the margin of error when analyzing and mapping this data
  1. Who distributes the data set? (Distributor 1 of 1)
    KCGIS Center
    Attn: Cheryl Wilder
    Data Sales Coordinator
    201 S Jackson St, Suite 706
    Seattle, WA
    US

    206-263-5220 (voice)
  2. What's the catalog number I need to order this data set? /plibrary2/transportation/shapes/point/RadarSpeedSign.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: 02-Nov-2022
Metadata author:
King County Dept of Transportation - Road Services Division
Attn: Tamara Davis
GIS and IT Project Manager
201 S Jackson St
Seattle, WA
US

206-684-2118 (voice)
firstname.lastname@kingcounty.gov
Metadata standard:
FGDC Content Standard for Digital Geospatial Metadata (FGDC-STD-001-1998)
Generated by mp version 2.9.50 on Thu Oct 3 14:12:48 2024