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All: Reduced Speed Zone Warning / Lane Closure (VS09)

Displaying 127 result(s).

Place Queue Trucks Ahead of a Work Zone to Reduce Number of Hard Braking Events and Crash Risks.
Date Posted: 03/25/2022 | Source Date:
Incorporate Probe Data to Expand the Range of Smart Work Zones and Provide Measurements from Locations Beyond the Range of the Sensors.
Date Posted: 12/27/2021 | Source Date:
Present Drivers with Downstream Speed Information Using Smart Work Zone Systems to More Effectively Control Driving Behavior in Work Zones.
Date Posted: 10/29/2021 | Source Date:
An Evaluation of Three Work Zone Intrusion Alarm Systems in California Provided Suggestions to Enhance Visual, Sound, and Sensor Components.
Date Posted: 09/28/2021 | Source Date:
Alternative Work Zone Intrusion Alarm (WZIA) Systems in California Range in Cost from $4,630 to $11,100 per Half-Mile.
Date Posted: 09/28/2021 | Source Date:
Dynamic Message Signs Tested in Maryland Suggest the Use of Color-Coded Signs and Route Avoidance Advice Can Help Route Choice Decisions and Compliance.
Date Posted: 08/25/2021 | Source Date:
Field Testing of an Automated Flagger Assistant Device in Missouri Reduces Vehicle Approach Speeds by Four Miles Per Hour and Increases Stopping Distance by 11 Feet.
Date Posted: 08/23/2021 | Source Date:
Avoid Using Roadway Worker Protection Warning Devices in City Centers or in Small Areas with Multiple Tracks, as Train Indications May Be More of a Nuisance than Helpful to Frontline Workers.
Date Posted: 07/21/2021 | Source Date:
Sacramento Regional Transit District Implements a Roadway Worker Protection System for a Total System Cost of $861,592.
Date Posted: 07/21/2021 | Source Date:
Survey on Roadway Worker Protection Warning Device in Sacramento Shows 83 Percent of Rail Transit Agency Employees Felt Safer with the Device.
Date Posted: 07/21/2021 | Source Date:
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Commercial Vehicle Operations

Data Management

Maintenance and Construction

Parking Management

Public Safety

Public Transportation

Support

Sustainable Travel

Traffic Management

Traveler Information

Vehicle Safety

Weather

 

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