Graphics:

Tri-State Tollway from I-90 to Everett Rd. Congestion Scan - 2009.  Click on graphic to open congestion scan; click again to improve graphic resolution.

Tri-State Tollway from I-90 to Everett Rd Congestion Scan - 2009  (click for pdf version)

Tri-State Tollway from I-90 to Everett Rd. Congestion Scan - 2007.  Click on graphic to open congestion scan; click again to improve graphic resolution.

 

 Tri-State Tollway from I-90 to Everett Rd Congestion Scan - 2007  (click for pdf version)

Performance Data:

Non-holiday Tuesdays, Wednesdays, and Thursdays:

South-bound Tri-State Tollway

 

Measure	2007	2008	2009	2010	2011
Free-Flow Travel Time (Minutes)	16.53	18.48	19.42	18.54	18.19
Average AM Peak-Period Travel Time (Minutes)	18.62	20.72	22.86	19.32	18.52
AM Travel Time Index	1.13	1.12	1.18	1.04	1.02
Average PM Peak-Period Travel Time (Minutes)	26.18	23.79	23.34	25.19	23.46
PM Travel Time Index	1.58	1.29	1.20	1.36	1.29
AM Peak-Period 95th Percentile Travel Time (Minutes)	26.35	23.76	30.66	22.08	19.36
AM Peak-Period Planning Time Index	1.59	1.29	1.58	1.19	1.06
PM Peak-Period 95th Percentile Travel Time (Minutes)	46.90	32.72	30.97	39.20	38.12
PM Peak-Period Planning Time Index	2.84	1.77	1.59	2.11	2.10
Congested Hours	3.50	7.19	4.12	1.07	0.91

 

 North-bound Tri-State Tollway

 

Measure	2007	2008	2009	2010	2011
Free-Flow Travel Time (Minutes)	16.23	17.86	18.33	18.33	18.31
Average AM Peak-Period Travel Time (Minutes)	18.51	20.17	21.26	19.07	19.22
AM Travel Time Index	1.14	1.13	1.16	1.04	1.05
Average PM Peak-Period Travel Time (Minutes)	21.39	20.85	21.92	18.81	18.98
PM Travel Time Index	1.32	1.17	1.20	1.03	1.04
AM Peak-Period 95th Percentile Travel Time (Minutes)	25.10	24.35	25.57	19.59	19.83
AM Peak-Period Planning Time Index	1.55	1.36	1.40	1.07	1.08
PM Peak-Period 95th Percentile Travel Time (Minutes)	44.48	28.80	29.78	19.50	20.20
PM Peak-Period Planning Time Index	2.12	1.61	1.40	1.06	1.10
Congested Hours	2.47	3.15	7.55	0.29	0.51