Benefits Goals: Efficiency

220 unique benefits found.

In the Minneapolis/St. Paul, traffic speed data collected at two interstate work zones showed that when portable traffic management systems were deployed, work zone traffic volumes increased 4 to 7 percent during peak periods.
Date Posted: 03/16/2007 | Source Date:
Modeling data indicated that an automated work zone information system deployed on I-5 near Los Angeles contributed to a 4.3 percent increase in diversions and an 81 percent increase in average network speed.
Date Posted: 03/09/2007 | Source Date:
Freeway lane reversal improved traffic volumes by 44 percent following South Carolina hurricane
Date Posted: 01/19/2007 | Source Date:
In Erie County, New York, a field operational test found that automated collision notification systems reduced incident notification time from an average of 3 minutes to less than 1 minute.
Date Posted: 01/01/2003 | Source Date:
Adaptive signal control integrated with freeway ramp meters in Glasgow, Scotland increased vehicle throughput 20 percent on arterials and 6 percent on freeways.
Date Posted: 09/10/2002 | Source Date:
A simulation study in Minneapolis-St. Paul estimated that ramp metering saved 2 to 55 percent of the fuel expended at each ramp.
Date Posted: 06/13/2002 | Source Date:
Volume decreased by 9 percent and peak period throughput was reduced by 14 percent when the ramp metering system on Minneapolis-St. Paul freeways was deactivated.
Date Posted: 04/19/2002 | Source Date:
Fuel Consumption Reduction Experienced by Two PROMOTE-CHAUFFEUR Trucks in Electronic Towbar Operation
Date Posted: 10/16/2001 | Source Date:
A simulation study of existing ITS (traveler information, ramp metering, and DMS) on a Detroit freeway demonstrated how these technologies were beneficial to corridor capacity.
Date Posted: 10/03/2001 | 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:
ITS Deployment Evaluation

1200 New Jersey Avenue, SE
Washington, DC 20590

its.dot.gov

U.S. Department of Transportation Office of the Assistant Secretary for Research and Technology (OST-R)
 
 
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