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2007 Travel Time - Issaquah to Bellevue Morning Commute

Current Traffic Conditions:
  Current Seattle Area Travel Times 
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95% Reliable Travel Times 
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Live Traffic Cameras 

 Congestion Relief Projects Underway Congestion Relief Projects Completed 
  • I-405 South Bellevue Widening
    		•
  • I-405 Access Downtown Project Map
  • I-90 Sunset Interchange
  • I-90 West Lake Sammamish Parkway Roundabout

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    Historic Traffic Conditions:
     
    The graph above displays the percentage of days on this particular route when traffic speeds fell below 35 MPH for the individual commute period (Morning and Evening). The darker line shows the trend for 2006, the lighter line shows the trend for 2004.
    The graph above displays the percentage of througphut capacity lost in a specific location on this commute. The lost throughput capacity is based on the individual calculation of the maximum number of vehicles per lane, per hour that can travel through at this point (indicated in paraenthesis below the graph title).The darker line shows the trend for 2006, the lighter line shows the trend for 2004.
    The location above has a traffic camera with a live image available online.

     Travel Time Analysis (Comparing 2004 to 2006) Issaquah to Bellevue AM Bellevue to Issaquah PM
    Route     I-90/I-405 I-90/I-405
    Peak time 7:45 AM 5:30 PM
    Length (in miles) 9.5 9.3
    Travel time at peak efficiency (in minutes) 11 11
    Travel time at posted speeds (in minutes) 9 9
    Average Peak Travel Time (Based on Peak Time) 2004 17 16
    Average Peak Travel Time (Based on Peak Time) 2006 18 19
    Change (∆) % +6% 19%
    95% Reliable Travel Time 2004 25 21
    95% Reliable Travel Time 2006 27 24
    Change (∆) % +8% 14%
    Ratio of Peak Travel Time to Maximum Throughput Travel Time (MT³I) 2004 1.53 1.46
    Ratio of Peak Travel Time to Maximum Throughput Travel Time (MT³I) 2006  1.62 1.74
    Traffic Volume During Peak Period Change (∆) % +4% +1%
    Duration of Congestion 2004 (in hours: minutes) 1:35 2:10
    Duration of Congestion 2006 (in hours: minutes) 2:15 3:20
    Change (∆) (in minutes) 0:40 1:10

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