The Chicago region traffic congestion scans were created by averaging five minute speed data obtained from freeway loop detectors, radar, and mobile technology data. The traffic scans display average speed on a freeway corridor as a function of time of day (the x-axis) and location (the y-axis) along a freeway corridor.
I-94 Edens Expressway ( Edens Spur to I-90)
Feb 12, 2014
I-94 Edens Expressway (Edens Spur to I-90) Congestion and Crash Scans
Congestion Scans
I-94, Edens Expressway, from US 41 Skokie Highway to I-90 Kennedy Expressway. Congestion Scan, 2016. Showing average speed by milepost by time of day by direction of travel.
Note: for best viewing, in Chrome, right-click on the graphic, then open in a new tab. In other browsers, the image may be saved or downloaded as a PDF below.
Download high-resolution PDF (all vehicles, as above)
Download high-resolution PDF (trucks only)
I-94, Edens Expressway from I-90/Kennedy Expressway to Deerfield Road Congestion Scan, 2011. Showing average speed by milepost by time of day.
I-94, Edens Expressway from I-90/Kennedy Expressway to Deerfield Road Congestion Scan, 2009. Showing average speed by milepost by time of day.
I-94, Edens Expressway from I-90/Kennedy Expressway to Deerfield Road Congestion Scan, 2007. Showing average speed by milepost by time of day.
Crash Scan
I-94 Edens Expressway, Edens Spur to I-90 Crash Scan, 2008-12. Showing number of crash rates per 100 million vehicle miles traveled.
Performance Data
Non-holiday Tuesdays, Wednesdays, and Thursdays:
East-bound I-94/Edens Expressway
Measure | 2007 | 2008 | 2009 | 2010 | 2011 |
---|---|---|---|---|---|
Free-Flow Travel Time (Minutes) |
16.79 | 15.85 | 16.47 | 17.76 | 17.66 |
Average AM Peak-Period Travel Time (Minutes) |
24.73 | 23.87 | 21.95 | 21.81 | 23.68 |
AM Travel Time Index | 1.47 | 1.51 | 1.33 | 1.23 | 1.34 |
Average PM Peak-Period Travel Time (Minutes) |
42.66 | 43.02 | 39.06 | 36.45 | 35.42 |
PM Travel Time Index |
2.54 |
2.71 |
2.37 |
2.05 | 2.01 |
AM Peak-Period 95th Percentile Travel Time (Minutes) |
46.00 |
41.77 |
32.85 |
33.04 | 39.08 |
AM Peak-Period |
2.74 |
2.64 |
1.99 |
1.86 | 2.21 |
PM Peak-Period 95th Percentile Travel Time (Minutes) |
71.31 |
82.25 |
63.88 |
55.62 | 56.06 |
PM Peak-Period Planning Time Index |
4.25 |
5.19 |
3.88 |
3.13 | 3.17 |
Congested Hours |
10.31 |
9.65 |
8.44 |
6.50 | 6.84 |
West-bound I-94/Edens Expressway
Measure |
2007 |
2008 |
2009 |
2010 | 2011 |
---|---|---|---|---|---|
Free-Flow Travel Time (Minutes) |
16.41 |
16.16 |
15.66 |
17.37 | 17.10 |
Average AM Peak-Period Travel Time (Minutes) |
29.05 |
23.72 |
23.34 |
24.27 | 24.38 |
AM Travel Time Index |
1.77 |
1.47 |
1.48 |
1.40 | 1.43 |
Average PM Peak-Period Travel Time (Minutes) |
23.03 |
21.75 |
20.28 |
21.46 | 20.80 |
PM Travel Time Index |
1.40 |
1.35 |
1.29 |
1.24 | 1.22 |
AM Peak-Period 95th Percentile Travel Time (Minutes) |
48.45 |
39.57 |
34.94 |
33.42 | 35.20 |
AM Peak-Period |
2.95 |
2.45 |
2.23 |
1.92 | 2.06 |
PM Peak-Period 95th Percentile Travel Time (Minutes) |
37.33 |
38.19 |
27.15 |
28.29 | 26.56 |
PM Peak-Period Planning Time Index |
2.27 |
2.36 |
1.73 |
1.63 | 1.55 |
Congested Hours |
9.19 |
6.58 |
4.88 |
4.58 | 3.81 |
About the Data
Feb 12, 2014
I-94 Edens Expressway (Edens Spur to I-90) Congestion and Crash Scans
The Chicago region traffic congestion scans were created by averaging five minute speed data obtained from freeway loop detectors, radar, and mobile technology data. The traffic scans display average speed on a freeway corridor as a function of time of day (the x-axis) and location (the y-axis) along a freeway corridor.
Congestion Scans
I-94, Edens Expressway, from US 41 Skokie Highway to I-90 Kennedy Expressway. Congestion Scan, 2016. Showing average speed by milepost by time of day by direction of travel.
Note: for best viewing, in Chrome, right-click on the graphic, then open in a new tab. In other browsers, the image may be saved or downloaded as a PDF below.
Download high-resolution PDF (all vehicles, as above)
Download high-resolution PDF (trucks only)
I-94, Edens Expressway from I-90/Kennedy Expressway to Deerfield Road Congestion Scan, 2011. Showing average speed by milepost by time of day.
I-94, Edens Expressway from I-90/Kennedy Expressway to Deerfield Road Congestion Scan, 2009. Showing average speed by milepost by time of day.
I-94, Edens Expressway from I-90/Kennedy Expressway to Deerfield Road Congestion Scan, 2007. Showing average speed by milepost by time of day.
Crash Scan
I-94 Edens Expressway, Edens Spur to I-90 Crash Scan, 2008-12. Showing number of crash rates per 100 million vehicle miles traveled.
Performance Data
Non-holiday Tuesdays, Wednesdays, and Thursdays:
East-bound I-94/Edens Expressway
Measure | 2007 | 2008 | 2009 | 2010 | 2011 |
---|---|---|---|---|---|
Free-Flow Travel Time (Minutes) |
16.79 | 15.85 | 16.47 | 17.76 | 17.66 |
Average AM Peak-Period Travel Time (Minutes) |
24.73 | 23.87 | 21.95 | 21.81 | 23.68 |
AM Travel Time Index | 1.47 | 1.51 | 1.33 | 1.23 | 1.34 |
Average PM Peak-Period Travel Time (Minutes) |
42.66 | 43.02 | 39.06 | 36.45 | 35.42 |
PM Travel Time Index |
2.54 |
2.71 |
2.37 |
2.05 | 2.01 |
AM Peak-Period 95th Percentile Travel Time (Minutes) |
46.00 |
41.77 |
32.85 |
33.04 | 39.08 |
AM Peak-Period |
2.74 |
2.64 |
1.99 |
1.86 | 2.21 |
PM Peak-Period 95th Percentile Travel Time (Minutes) |
71.31 |
82.25 |
63.88 |
55.62 | 56.06 |
PM Peak-Period Planning Time Index |
4.25 |
5.19 |
3.88 |
3.13 | 3.17 |
Congested Hours |
10.31 |
9.65 |
8.44 |
6.50 | 6.84 |
West-bound I-94/Edens Expressway
Measure |
2007 |
2008 |
2009 |
2010 | 2011 |
---|---|---|---|---|---|
Free-Flow Travel Time (Minutes) |
16.41 |
16.16 |
15.66 |
17.37 | 17.10 |
Average AM Peak-Period Travel Time (Minutes) |
29.05 |
23.72 |
23.34 |
24.27 | 24.38 |
AM Travel Time Index |
1.77 |
1.47 |
1.48 |
1.40 | 1.43 |
Average PM Peak-Period Travel Time (Minutes) |
23.03 |
21.75 |
20.28 |
21.46 | 20.80 |
PM Travel Time Index |
1.40 |
1.35 |
1.29 |
1.24 | 1.22 |
AM Peak-Period 95th Percentile Travel Time (Minutes) |
48.45 |
39.57 |
34.94 |
33.42 | 35.20 |
AM Peak-Period |
2.95 |
2.45 |
2.23 |
1.92 | 2.06 |
PM Peak-Period 95th Percentile Travel Time (Minutes) |
37.33 |
38.19 |
27.15 |
28.29 | 26.56 |
PM Peak-Period Planning Time Index |
2.27 |
2.36 |
1.73 |
1.63 | 1.55 |
Congested Hours |
9.19 |
6.58 |
4.88 |
4.58 | 3.81 |