Latest Benefits Updates

In Portland, Oregon, the Tri-Met transit agency used archived AVL data to reduce variation in run times, improve schedule efficiency, and make effective use of resources.
Date Posted: 10/14/2008 | Source Date:
The Texas Traffic Light Synchronization program reduced delays by 24.6 percent by updating traffic signal control equipment and optimizing signal timing.
Date Posted: 10/03/2008 | Source Date:
The Traffic Light Synchronization program in Texas demonstrated a benefit-to-cost ratio of 62:1
Date Posted: 10/03/2008 | Source Date:
Evaluation data show that forward collision warning systems (CWS) alone, and CWS bundled with adaptive cruise control (ACC) and advanced braking systems (AdvBS) can improve safety for commercial vehicles.
Date Posted: 10/02/2008 | Source Date:
An analysis of the effectiveness of electronic stability control (ESC) at reducing single-vehicle crashes in passenger cars and SUVs (1997-2002 crash data from five States) suggested that single-vehicle crashes were reduced by 35 percent for passenge
Date Posted: 10/01/2008 | Source Date:
Approximately 50 percent of Commercial Vehicle Information Systems and Networks (CVISN) managers surveyed indicated that CVISN electronic credentialing systems can save staff time and labor, allowing additional support to be assigned to more critical
Date Posted: 09/26/2008 | Source Date:
A study of the congestion charging scheme in central London found benefits exceeding costs by a ratio of 1.5:1 for a £5 charge and 1.7:1 for an £8 charge.
Date Posted: 09/25/2008 | Source Date:
Survey data collected from tractor trailer drivers with one to three years of experience driving with intelligent vehicle safety systems (IVSS) indicate that IVSS lowers their perceived workload by 14 to 21 percent over a range of driving conditions.
Date Posted: 09/23/2008 | Source Date:
In Snohomish County, Washington State, implementation of a transit signal priority system on two test corridors reduced average transit corridor travel time by 4.9 percent, and had insignificant negative impacts on local cross street traffic.
Date Posted: 09/22/2008 | Source Date:
Widespread deployment of integrated countermeasure systems could prevent over 48 percent of rear-end, run-off-road, and lane change crashes.
Date Posted: 09/16/2008 | Source Date:
ITS Deployment Evaluation

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