Latest Benefits Updates

In San Antonio, a modeling study found that if traffic congestion were to increase by 25 percent, posting nearby railroad crossing closing delays on freeway dynamic message signs would reduce total network delay by up to 6.7 percent.
Date Posted: 09/19/2001 | Source Date:
A small-scale study of truck drivers who experienced a dynamic truck down hill speed warning system in Colorado indicated that most drivers thought it was helpful.
Date Posted: 09/19/2001 | Source Date:
In San Antonio, a modeling study found that if traffic congestion were to increase by 25 percent, posting nearby railroad crossing closing delays on freeway dynamic message signs would reduce crashes by 8.7 percent.
Date Posted: 09/19/2001 | Source Date:
A dynamic truck down hill speed warning system installed on I-70 in Colorado reduced the average speed of passing trucks by approximately 5.2 mi/hr.
Date Posted: 09/19/2001 | Source Date:
Implementation of the E-ZPass electronic toll collection system on the New Jersey Turnpike reduced delay for all vehicles by 85 percent saving approximately 2.1 million hours per year.
Date Posted: 09/07/2001 | Source Date:
In San Francisco, the TravInfo telephone service had a high level of customer satisfaction with the two highest ranking aspects of TravInfo being convenience (average score = 4.2) and ease of comprehension (average score = 4.3) on a scale of one to f
Date Posted: 08/29/2001 | Source Date:
In Michigan, an evaluation of adaptive cruise control indicated that the technology would improve roadway capacity under conditions of high velocity and short time-headway settings (one second), and reduce road capacity if longer time-headway setting
Date Posted: 08/28/2001 | Source Date:
In Michigan, a survey of test drivers indicated that participants preferred using "adaptive cruise control" over "conventional cruise control" or "manual control" in terms of comfort, convenience, and enjoyment; however, with respect to safety, drive
Date Posted: 08/28/2001 | Source Date:
In Michigan, an evaluation of adaptive cruise control indicated that the technology was effective at reducing risky lane changes in response to slower traffic, but took 0.3 seconds longer than manually controlled vehicles to respond to lead vehicle b
Date Posted: 08/28/2001 | Source Date:
In Toronto, Canada, simulation models show that traffic-sensitive dynamic route guidance systems can reduce travel times.
Date Posted: 08/02/2001 | Source Date:
ITS Deployment Evaluation

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