Graphics:

I-294/Tri-State Tollway from I-94 to I-55 Congestion Scan - 2009.  Click on graphic to open congestion scan; click again to improve graphic resolution.

I-294/Tri-State Tollway from I-94 to I-55 Congestion Scan - 2009 (click for pdf version)

Because of construction, 2007 graphics are unavailable for this highway segment.

Performance Data:

Note: Because of construction, 2007 data are unavailable for this highway segment.

Southeast-bound I-294/Tri-State Tollway

 

Measure	2008	2009	2010	2011
Free-Flow Travel Time (Minutes)	23.20	23.46	22.95	23.53
Average AM Peak-Period Travel Time (Minutes)	24.97	25.35	24.28	24.27
AM Travel Time Index	1.08	1.08	1.06	1.03
Average PM Peak-Period Travel Time (Minutes)	26.63	25.55	24.12	24.41
PM Travel Time Index	1.15	1.09	1.05	1.04
AM Peak-Period 95th Percentile Travel Time (Minutes)	27.39	27.84	25.40	25.03
AM Peak-Period Planning Time Index	1.18	1.19	1.11	1.06
PM Peak-Period 95th Percentile Travel Time (Minutes)	33.41	28.86	25.80	25.99
PM Peak-Period Planning Time Index	1.44	1.23	1.12	1.10
Congested Hours	4.35	2.00	0.78	0.64

 

 Northwest-bound I-294/Tri-State Tollway

 

Measure	2008	2009	2010	2011
Free-Flow Travel Time (Minutes)	23.03	22.70	23.39	23.46
Average AM Peak-Period Travel Time (Minutes)	24.79	25.34	26.60	26.48
AM Travel Time Index	1.08	1.12	1.14	1.13
Average PM Peak-Period Travel Time (Minutes)	24.77	24.30	24.61	24.58
PM Travel Time Index	1.08	1.07	1.05	1.05
AM Peak-Period 95th Percentile Travel Time (Minutes)	28.02	29.73	35.55	35.01
AM Peak-Period Planning Time Index	1.22	1.31	1.52	1.49
PM Peak-Period 95th Percentile Travel Time (Minutes)	26.90	26.58	26.07	26.26
PM Peak-Period Planning Time Index	1.17	1.17	1.11	1.12
Congested Hours	3.04	2.32	2.09	2.03