Latest Benefits Updates

A before-and-after study found that transit patrons experienced a smoother and more comfortable ride when a transit signal priority system was implemented in Seattle, Washington.
Date Posted: 04/10/2002 | Source Date:
Evaluation of several transit signal priority systems found decreased bus travel time variability by 35 percent, lowered bus travel times by 6 to 27 percent, reduced AM peak intersection delay by 13 percent, and decreased signal-related bus stops by
Date Posted: 04/10/2002 | Source Date:
In Helsinki, Finland a transit signal priority system improved on-time arrival by 22 to 58 percent and real-time passenger information displays were regarded as useful by 66 to 95 percent of passengers.
Date Posted: 02/25/2002
A transit signal priority system in Helsinki, Finland reduced delay by 44 to 48 percent, decreased travel time by 1 to 11 percent, and reduced travel time by 35,800 to 67,500 passenger-hours per year.
Date Posted: 02/25/2002
An automated speed enforcement system deployed in Korea reduced crash frequency by 28 percent and decreased crash fatalities by 60 percent.
Date Posted: 02/14/2002 | Source Date:
In Japan, real-time alternative-route travel time information posted on dynamic message signs contributed to a 3.7 percent divergence rate during periods of congestion, saving detoured motorists an average of 9.8 minutes per vehicle.
Date Posted: 01/23/2002 | Source Date:
An emergency vehicle signal preemption system in Houston, Texas reduced emergency vehicle travel time by 16 to 23 percent.
Date Posted: 01/22/2002 | Source Date:
In Arizona and Missouri a survey of tourists found that those who used advanced traveler information systems believed the information they received save them time.
Date Posted: 01/01/2002 | Source Date:
Automated speed enforcement systems decreased injury accidents by 5 to 26 percent.
Date Posted: 01/01/2002 | Source Date:
Increase of Traffic Safety by Surveillance of Speed Limits with Automatic Radar-Devices on a Dangerous Section of a German Autobahn: A Long-Term Investigation
Date Posted: 01/01/2002 | Source Date:
ITS Deployment Evaluation

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