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I-90 Jane Addams Memorial Tollway (I-290/IL-53 to IL-31)

Graphics

I-90, Jane Addams Memorial Tollway from I-290/IL-53 to IL-31 Congestion Scan - 2011, showing average speed by milepost by time of day.  Click on graphic to open congestion scan.

 I-90, Jane Addams Memorial Tollway from I-290/IL-53 to IL-31 Congestion Scan - 2011 (click for pdf version)

Performance Data

Non-holiday Tuesdays, Wednesdays, and Thursdays:

East-bound I-90/Jane Addams Memorial Tollway

Measure 2010 2011
Free-Flow Travel Time
(Minutes)

13.01

13.09
Average AM Peak-Period
Travel Time (Minutes)
16.30 16.99
AM Travel Time Index 1.25 1.30
Average PM Peak-Period
Travel Time (Minutes)
13.75 14.04
PM Travel Time Index

1.06

1.07
AM Peak-Period
95th Percentile Travel Time
(Minutes)

23.30

24.93

AM Peak-Period
Planning Time Index

1.79

1.90
PM Peak-Period
95th Percentile Travel Time
(Minutes)

14.57

15.19
PM Peak-Period
Planning Time Index

1.12

1.16
Congested Hours

3.73

4.60

 

 West-bound I-90/Jane Addams Memorial Tollway

Measure

2010

2011
Free-Flow Travel Time
(Minutes)

13.04

13.67
Average AM Peak-Period
Travel Time (Minutes)

13.57

14.20
AM Travel Time Index

1.04

1.04
Average PM Peak-Period
Travel Time (Minutes)

16.06

17.18
PM Travel Time Index

1.23

1.26
AM Peak-Period
95th Percentile Travel Time
(Minutes)

14.25

14.91

AM Peak-Period
Planning Time Index

1.09

1.09
PM Peak-Period
95th Percentile Travel Time
(Minutes)

19.54

21.41
PM Peak-Period
Planning Time Index

1.50

1.57
Congested Hours

2.78

4.65

 

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