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A survey of US and foreign Adaptive Traffic Control Systems (ATCS) users reported that 71 percent thought ATCS outperformed conventional traffic signal systems.
Methodology
ATCS ideally outperform the traditional systems when the system is experiencing non-recurring congestion, such as that caused by incidents and special events. The benefits of these…
Content type
Date Posted
10/31/2012
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Speed camera programs can reduce crashes by 9 to 51 percent.
The relationship between speed and traffic safety is generally well accepted by researchers and public safety officials. That higher speeds are associated with increasing crash severity is…
Content type
Date Posted
09/08/2008
Taxonomy (ARC-IT)
Speed Warning and Enforcement (TM17)
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Evaluation data show that anti-icing and pre-wetting strategies can reduce sanding applications by 20 to 30 percent, decrease chemical applications by 10 percent, and reduce chloride and sediment runoff in local waterways.
Content references source material no longer available at its original location.
FINDINGSIn Nebraska, pre-wetting salt reduced salt usage by 35-40 percent.In Canada, an evaluation of pre-wetting salt has shown that fewer chemical applications are needed, resulting in up to 53…
Content type
Date Posted
04/25/2008
Taxonomy (ARC-IT)
Winter Maintenance (MC04),
Weather Information Processing and Distribution (WX02),
Infrastructure Monitoring (MC09),
Weather Data Collection (WX01),
Spot Weather Impact Warning (WX03)
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Provide robust online resources for cars equipped with automated vehicle technologies as this is the primary place drivers seek this information, not in their owner's manuals.
Current users of Tesla's automated driving features have high levels of trust in the automated driving capability of their vehicles, their trust only increasing with experience. Automation failures…
Content type
Date Posted
01/04/2018
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INTELLIGENT TRANSPORTATION SYSTEMS JOINT PROGRAM OFFICE
1200 New Jersey Avenue, SE
Washington, DC 20590
