King County GIS Center
King Street Center
201 S. Jackson St.
Suite 706
Seattle, WA 98104

+ 47.59909 N
- 122.33136 W

+ 47°  35' 56.72"
- 122° 19' 52.90"


Speeds (Actual) Collected from KC Transit Access Vans on Freeways and Major Highways

Description | Contacts | Attribute Information | Constraints

Data layer thumbnail image


Subject category: transportation
Title: Speeds (Actual) Collected from KC Transit Access Vans on Freeways and Major Highways
Feature Count: 0
Feature Type: Point
Abstract: Analysis of actual weekday vehicle speeds along the major highway and freeway corridors within the King County Access service area. Data is based upon weekdays between Aug 14th, 2012 through Aug 21st, 2012. Speed and location data was gathered from mobile data computers onboard Metro Access vehicles.
Purpose: Data set was created to improved the accuracy and reliability of Metro Access scheduling systems.
Status: Complete
Updated: Quarterly
Time period of content: (single date,as YYYYMMDD)::
Time period of content: (date range, as YYYYMMDD):: 20120814 - 20120921
Spatial reference: WA State Plane North
FGDC Documentation: Classic or FAQ
Open Data Availability: Yes
Place Keywords: WA, Washington state, Pacific NW, King County,
Theme Keywords: transportation, transportation, transportation,
Lineage: Available


Maintained by:
King County Dept of Transportation - Accessible Services
Primary: Matthew Weidner, Transportation Planner III, 206-205-6573
(How to e-mail a County contact)
Secondary: KCGIS Center; This mailbox is monitored during business hours.

Attribute Information

_Direction_Compass direction the Access vehicle was heading
_MsgDate_Date of recordingDate given as YYYYMMDD
_MsgTime_Time of recording as seconds past midnight.
Range Min:14603.0
Range Max:91329.0
_NAME_R_Road segment name associated with collection point
Auburn-Echo Lake_EastAuburn-Echo Lake_East segment
Auburn-Echo Lake_WestAuburn-Echo Lake_West segment
EmergencyEmergency segment
I-405Interstate 405 segment
I-405_Bellevue NorthI-405_Bellevue North segment
I-405_Bellevue SouthI-405_Bellevue South segment
I-405_NorthI-405_North segment
I-405_SouthI-405_South segment
I-5_DowntownI-5_Downtown segment
I-5_GreenlakeI-5_Greenlake segment
I-5_SeaTacI-5_SeaTac segment
I-5_ShorelineI-5_Shoreline segment
I-5_SouthI-5_South segment
I-90_EastI-90_East segment
I-90_MercerI-90_Mercer segment
SR 167SR 167 segment
SR 18_AuburnSR 18_Auburn segment
SR 18_Federal WaySR 18_Federal Way segment
SR 509SR 509 segment
SR 518SR 518 segment
SR 520_BridgeSR 520_Bridge segment
SR 520_EastSR 520_East segment
SR 522SR 522 segment
SR 99_SouthSR 99_South segment
SR 99_ViaductSR 99_Viaduct segment
West Seattle BridgeWest Seattle Bridge segment
_SpeedKPH_Actual speed of vehicle at this location for timestamp in kilometers per hour
Range Min:1.61
Range Max:238.72
_SpeedMPH_Actual speed of vehicle at this location for timestamp in miles per hour
Range Min:1.000293
Range Max:148.316736


Access: None

Use: 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.