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Advanced Queue Detection Systems Installed at Four Work Zones in Nebraska Were Estimated To Cost $166,225 per Work Zone for a 6-Month Project on I-80.

Cost Subsystem
Roadside Detection (RS-D)
The system cost analysis was based on a typical AQD system including one CCTV camera, three non-intrusive detection, and two pairs (total of four) of PDMS. Based on an estimation of six-month…
Content type
System Cost
Made Public Date
12/22/2023
Taxonomy (ARC-IT) Queue Warning (VS08), Dynamic Roadway Warning (TM12)
Geolocation links
Nebraska, United States

Adaptive Signal Control Implemented in Nebraska Provided Adjustments During Atypical Conditions but Found to Not Outperform Static Timing Patterns During Recurring Traffic Demand.

METHODOLOGY In this study, two methods of data collection were considered. First, GPS travel time runs were conducted twice to eliminate the impact of normal seasonal variations in traffic flow for…
Content type
Benefit
Date Posted
07/25/2023
Taxonomy (ARC-IT) Traffic Signal Control (TM03)
Geolocation links
Omaha, Nebraska

Advanced Queue Detection System Using Portable Dynamic Message Signs Reduced Speeds of Vehicles Approaching Interstate Work Zones in Nebraska by up to Seven Miles Per Hour.

METHODOLOGY In this study, portable traffic data capturing units, consisting of cameras and Wi-Fi receivers as detectors, were utilized through a private company. Cameras within the portable units…
Content type
Benefit
Date Posted
06/30/2023
Taxonomy (ARC-IT) Dynamic Roadway Warning (TM12), En-Route Guidance (TI03), Queue Warning (VS08)
Geolocation links
Statewide, Nebraska, United States

Gather Local Stakeholder Needs and Citation Requirements in Advance When Planning School Bus Stop-Arm Camera Deployments.

Considering range of program partners: The participants interviewed by the researchers noted that considering the wide range of stakeholders involved in the stop-arm camera program in any…
Content type
Lesson
Date Posted
05/26/2021
Taxonomy (ARC-IT) Infrastructure-Based Traffic Surveillance (TM01), Transit Pedestrian Indication (PT11), Dynamic Roadway Warning (TM12), Vulnerable Road User Safety (VS12)
Geolocation links
Arlington, Virginia, United States   |   Bellevue, Nebraska, United States   |   Rankin County, Mississippi, United States

Developing and Maintaining Intra- and Inter-Agency Partnerships Can Help Agencies Understand Contacts, Available Resources, and Various Data and Tools Needed to Support Prediction and Response Efforts During a Flood Event.

The following recommendations were highlighted in the source document. Data and models can be useful to predict and prepare for flood events, especially when exceptional conditions occur, and…
Content type
Lesson
Date Posted
04/30/2021
Taxonomy (ARC-IT) Vehicle Emergency Response (PS05), Incident Scene Pre-Arrival Staging Guidance for Emergency Responders (PS06), Disaster Response and Recovery (PS12), Weather Data Collection (WX01), Spot Weather Impact Warning (WX03)
Geolocation links
Iowa, United States   |   Missouri, United States   |   Statewide, Nebraska, United States

A multi-jurisdictional emergency response crew in the Phoenix metropolitan area provides services to six cities with a benefit-cost ratio of 6.4:1.

Findings Some examples of benefits from regional transportation operations collaborations include: A multi-jurisdictional emergency response crew in the Phoenix metropolitan area provides…
Content type
Benefit
Date Posted
10/02/2012
Taxonomy (ARC-IT) Incident Scene Safety Monitoring (PS07), Traffic Incident Management System (TM08), Traffic Information Dissemination (TM06), Roadway Service Patrols (PS08), Infrastructure-Based Traffic Surveillance (TM01), Regional Traffic Management (TM07)
Geolocation links
Phoenix, Arizona, United States   |   Hampton, Virginia, United States   |   Nationwide, United States   |   California, United States   |   Statewide, Kansas, United States   |   Maryland, United States   |   Statewide, Colorado, United States   |   Denver, Colorado, United States   |   Statewide, Nebraska, United States   |   Niagra Falls, Ontario, Canada   |   Niagra Falls, New York, United States   |   Washington, United States   |   Minnesota, United States

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
Benefit
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)
Geolocation links
Denver, Colorado, United States   |   Statewide, Nebraska, United States   |   Nationwide, Canada

Develop partnerships with state and local agencies to help successfully implement intelligent transportation systems (ITS) in rural transit.

Because of limited funding, rural transit agencies are not using new technology to the extent that their larger urban counterparts are; in fact, very few rural transit agencies have plans to…
Content type
Lesson
Date Posted
02/27/2007
Geolocation links
California, United States   |   Kansas, United States   |   Nebraska, United States   |   Iowa, United States   |   Oregon, United States

Use transit intelligent transportation systems (ITS) technologies in rural areas to save agency staff time and create a more user-friendly system.

A key requirement for many rural transit agencies is reducing the time it takes to schedule trips and streamline the process of planning trips. Manual scheduling and planning of trips requires a…
Content type
Lesson
Date Posted
02/27/2007
Taxonomy (ARC-IT) Transit Traveler Information (PT08), Transit Pedestrian Indication (PT11), Transit Vehicle at Station/Stop Warnings (PT12), Transit Vehicle Tracking (PT01), Transit Fleet Management (PT06), Transit Fixed-Route Operations (PT02), Transit Passenger Counting (PT07)
Geolocation links
California, United States   |   Kansas, United States   |   Nebraska, United States   |   Iowa, United States   |   Oregon, United States
ITS Deployment Evaluation

INTELLIGENT TRANSPORTATION SYSTEMS JOINT PROGRAM OFFICE

1200 New Jersey Avenue, SE
Washington, DC 20590

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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