All: Curve Speed Warning

Displaying 19 result(s).

A Proof-of-Concept System to Provide V2I Smartphone-based Curve Speed Warnings was Developed in a Research Project that Cost under $80,000.
A Cloud-Based Dynamic Warning System Can Enable Curve Warnings at Locations where Field Infrastructure would Otherwise be Costly.
Date Posted: 11/24/2020 | Source Date:
In-vehicle visual and audible safety alerts improved speed limit compliance and reduced driver speeds in Minnesota study.
Source Date:
Passive safety treatments were found to be more reliable and affordable than active safety treatments on two-lane rural roads with dangerous horizontal curves in Virginia.
Date Posted: 06/26/2019 | Source Date:
Obtain working prototypes of CV applications from the USDOT’s Open Source Application Data Portal (OSADP) to prevent time spent doing duplicative software development
Date Posted: 12/19/2017 | Source Date:
Include technical, operations, and legal personnel in stakeholder meetings to address the requirements of the CV deployment and ensure that participants' privacy is being maintained
Date Posted: 12/19/2017 | Source Date:
Separately deploying mileage-based user fee and in-vehicle safety alert functions helps ensure each technology has the best opportunity for user acceptance.
Date Posted: 09/26/2017 | Source Date:
Sequential Dynamic Curve Warning System reduces the number of vehicles exceeding the speed limit by 10 mph or more by 27.8 percent
Date Posted: 02/09/2016 | Source Date:
Approximately 75 percent of drivers in a large-scale field operational test felt that curve speed warning systems increased safety.
Date Posted: 10/22/2014 | Source Date:
A Benefit Cost analysis shows that dynamic curve speed warning signs have 30 percent effectiveness and an incremental B/C ratio between 2.79 to 5.57 for curves that already have static curve warnings.
Date Posted: 10/02/2012 | Source Date:
ITS Deployment Evaluation

INTELLIGENT TRANSPORTATION SYSTEMS JOINT PROGRAM OFFICE

1200 New Jersey Avenue, NE
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1-800-853-1351

its.dot.gov

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