Case Studies Search Results

Case Studies & Lessons Learned

Interstate 95 Variable Speed Limit System

Background

Problem:

I-95 is a vital conduit for north-south travel for the eastern seaboard for people, goods, and freight. The heavy traffic demand on this corridor, particularly during vacation and holiday seasons, contributes to frequent traffic congestion and crashes.

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Case Studies & Lessons Learned

Better Work Zone Information to Drivers

The Federal Highway Administration (FHWA) developed the Work Zone Data Exchange (WZDx) initiative to standardize work zone data amongst agencies and third-party navigation companies. In January 2022, NCDOT and one.network collaborated to publish the first and most extensive statewide work zone da

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Case Studies & Lessons Learned

HAAS Alert in Maryland

By equipping 175 Maryland Department of Transportation State Highway Administration (SHA) vehicles with real-time digital alert systems, this project enhances safety by notifying motorists about emergency responder vehicles in advance, potentially saving lives and reducing crashes. It also improv

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Case Studies & Lessons Learned

NCDOT & Waze Automated Road Closures

NCDOT developed an automated system to share real-time road closure data with Waze, improving traffic management and driver safety. This system efficiently reroutes drivers around closures, reducing the risk of secondary crashes and shortening information dissemination time. User feedback led to

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Case Studies & Lessons Learned

Oklahoma Construction App

The Oklahoma Department of Transportation (ODOT) created Oktraffic.org, a comprehensive traffic information platform that integrates various data sources to reduce incidents and congestion, particularly in construction zones. They developed the “Oklahoma Construction App” for precise project loca

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Case Studies & Lessons Learned

SmartPhone as a CV Sensor

Florida’s Turnpike Enterprise (FTE) responded to delays in connected vehicle (CV) technology adoption by developing smartphone applications to serve as surrogate CV sensors. Safety applications, such as vehicle speed detection and wrong-way detection, were prioritized and tested at FTE’s SunTrax

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Case Studies & Lessons Learned

Alerting Commercial Motor Vehicles

North Carolina’s real-time in-truck alerts for Commercial Motor Vehicles (CMVs) by the INRIX/Drivewyze system have proven vital in saving lives, time, and money. By alerting CMV drivers to urgent road conditions, these alerts reduce crashes and save lives. They also save time by providing direct

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Case Studies & Lessons Learned

FDOT TSM&O Software Program

The Florida Department of Transportation’s TSM&O Software Program, centered around SunGuide, saves lives by enhancing road safety with features like Wrong Way Driver detection and connected vehicle applications. It saves time through efficient communication, quicker incident responses, and tr

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Case Studies & Lessons Learned

Maryland State Police (MSP) Traffic Incident Management (TIM) Unit

The Maryland Department of Transportation State Highway Administration (SHA) Coordinated Highways Action Response Team (CHART) Program and the Maryland State Police’s (MSP) newly formed Traffic Incident Management (TIM) unit swiftly responds to accidents, efficiently clears traffic obstructions,

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Case Studies & Lessons Learned

NDOT-RTC Southern Nevada Traffic Incident Management Reports and Diversion Routes

The Nevada Traffic Incident Management (TIM) Program, involving government agencies and stakeholders, saves lives by swiftly responding to accidents, minimizes travel time through real-time information and diversion routes, and saves money by reducing congestion, fuel consumption, and resource wa

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