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System Dynamics Model Sensitivity Analysis in a Generic Rural Area Revealed Up to a 67 Percent Reduction in Traveler Wait Time with Automated Services Compared to Human-Driven Vehicles.

METHODOLOGY The sensitivity analysis assumed little transit and no TNC services in rural areas. The analysis considered three scenarios including human driven vehicles (HDV), automated vehicles (AV…
Content type
Date Posted
07/27/2023

A Simulation Model Indicated That Shared Automated Vehicles and Fully Automated Electric Shuttles Can Improve Transit Coverage in Large Cities by 13 to 315 Percent.

METHODOLOGY In this study, transit stops, routes, and service frequency data from the standardized General Transit Feed Specification (GTFS) were used to determine the transit supply score for each…
Content type
Date Posted
12/15/2022

Simulation Study Estimates That a Fleet of Connected Vehicles Would Improve Safety Benefits from Weather-Responsive Traffic Management by 20 Percent in Severe Weather, As Measured by Inverse Time-to-Collision.

Methodology Three weather-responsive management strategies (WRMS) for I-80 in Wyoming were evaluated using a framework consisting of a simulation platform network module, a simulation manager…
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Date Posted
02/18/2022

Study Finds Red-Light Cameras to Be Effective at Reducing About 30 Percent of Rear-End and Right-Angle Crashes with a Benefit-to-Cost Ratio of 2.61.

FINDINGS Both rear-end and right-angle crashes were reduced about 30 percent at adjacent and randomly selected intersections. Using the naïve approach, total rear-end crashes were reduced by 30.6…
Content type
Date Posted
08/26/2021

A feasibility study finds that a Midwest hyperloop system from Chicago to Pittsburgh would particularly benefit the freight industry by helping to eliminate 450 million commercial truck vehicle hours traveled, resulting in an operating cost savings o

A particular focus of the study was to quantify the potential impact of a hyperloop corridor between Chicago, Columbus and Pittsburgh on road freight. Freight Analysis Framework (FAF) data from the…
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Date Posted
07/21/2020

Economic benefits assessed in a feasibility study of a Midwest hyperloop system from Chicago to Pittsburgh total approximately $300 billion, with nearly $19 billion of that in direct transportation benefits.

The study also performed an economic benefits analysis to demonstrate the economic impacts of a hyperloop corridor between Chicago, Columbus and Pittsburgh. The economic analysis was conducted in…
Content type
Date Posted
06/15/2020

Chicago study finds e-scooters are travel time competitive compared to driving in parking constrained environments.

FINDINGS In parking-constrained, dense urban environments the introduction of e-scooters can increase the number of trips in which non-auto options are time-competitive with driving from 47 to 75…
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Date Posted
05/20/2020

Independent study shows a Great Lakes Hyperloop system would be both feasible and a good investment, boasting a benefit-cost ratio of 2.20.

The Great Lakes Hyperloop Feasibility Study evaluated the feasibility of an interstate hyperloop network using the existing USDOT Federal Rail Administration and Tiger Grant cost-benefit analysis…
Content type
Date Posted
12/23/2019

Transportation network company (TNC) usage is associated with decreased vehicle ownership and fewer single occupancy vehicle trips.

The study attempts to broaden the understanding of the interplay among emerging and established modes of transportation by approaching from several angles the question of how shared modes, and…
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Date Posted
09/12/2018

Transit Signal Priority implemented in Chicago found a 4 to 15 percent reduction in bus travel time, 51 to 54 percent reduction in bus travel time variance, and annual fuel consumption savings of 131 gallons for bus routes 49 and X49.

Methodology The evaluation focused on transit mobility and reliability and was performed by comparing the Measures of Effectiveness (MOEs) for travel time, delay, time deviated from schedule, and…
Content type
Date Posted
05/22/2016
Taxonomy (ARC-IT) Transit Signal Priority (PT09)

Pedestrian gate presence reduces violation propensity at rail crossings, providing public safety benefits.

MethodologyThe 10 sites included six highway-rail crossings with pedestrian gates, one without gates, a stand-alone pedestrian crossing with gates, a pedestrian crossing with gates, a train warning…
Content type
Date Posted
10/22/2014

The Chicago Transit Authority (CTA) achieved a 92 percent accuracy rate for real-time bus arrival prediction, building from AVL/CAD technology to include GPS.

METHODOLOGYThe research team conducted a literature review and interviewed a total of 63 public and private organizations from across the nation, including transit agencies, State departments of…
Content type
Date Posted
07/12/2013

Transit signal priority reduced average bus travel times by 7.5 and 15 percent along major bus corridors in Los Angeles and Chicago, respectively.

FindingsTravel Time SavingsTravel time savings associated with TSP in North America have ranged from 2 to 18 percent, with typical reductions of 8 to 12 percent. In Los Angeles, the MTA saw a 7.5…
Content type
Date Posted
06/03/2013
Taxonomy (ARC-IT) Transit Signal Priority (PT09)

A survey of travelers who used a multi-modal trip-planning website found that 40 percent of them decided to try at least one transit service that they do not normally use.

FINDINGS Although circumstances surrounding the demonstration project resulted in changes to the project which limited an evaluation of before and after data, user surveys and interviews conducted…
Content type
Date Posted
11/01/2012

Researchers estimated there are about 0.17 billion air cargo shipments each year in the United States that could benefit from Electronic Supply Chain Manifest (ESCM). With potential cost saving benefits ranging from $11.77 to $16.20 per air-freight

RESULTSThe U.S. DOT evaluated a Web-based Electronic Supply Chain Manifest (ESCM) system and compared its performance with a traditional paper-based manifest system. ESCM delivered labor cost…
Content type
Date Posted
11/26/2008
Taxonomy (ARC-IT) Freight Administration (CVO02)

Manufacturers, carriers, and airports that used a Web-based air cargo security and logistics tracking system felt it was easy to use, and were very satisfied with the system's performance with respect to business functions.

FINDINGSThe overall impact of ESMC on operations was measured based on interviews with participants and system implementers (ATAF). In general, the following comments were noted.Participants felt…
Content type
Date Posted
11/04/2008
Taxonomy (ARC-IT) Freight Administration (CVO02)

Evaluation data show that adaptive signal control strategies can improve travel times in comparison to optimized signal timing plans.

RESULTSSimulation results demonstrated that compared to optimized traffic signal timing plans, adaptive control algorithms can decrease travel time and improve traffic volume handling by…
Content type
Date Posted
05/05/2008

In Chicago, a 2004 feasibility study indicated that automated truck-way technologies (automatic truck steering, speed, and platoon spacing control) would be economically feasible by 2015 assuming there was an increase in demand and lower relative cos

ANALYSIS OF CVHAS APPLICATIONS FOR TRUCK/FREIGHT MOVEMENTUsing available rail rights-of-way, a new truck-only facility was proposed to serve a selected set of intermodal rail yards, industrial parks…
Content type
Date Posted
12/05/2006

In Chicago, a feasibility study indicated that automated truck-way technologies (automatic truck steering, speed, and platoon spacing control) would save travel time and reduce fuel consumption.

ANALYSIS OF CVHAS APPLICATIONS FOR TRUCK/FREIGHT MOVEMENTUsing available rail rights-of-way, a new truck-only facility was proposed to serve a selected set of intermodal rail yards, industrial parks…
Content type
Date Posted
12/05/2006

In the central area of Chicago, a feasibility study indicated that driver assistance technologies and transit signal priority for bus rapid transit would be cost-effective.

In the central area of Chicago, a 2004 feasibility study indicated that collision warning systems on buses would not be cost-effective in the near term.

ANALYSIS OF CVHAS APPLICATIONS FOR BUSESThis case study investigated the feasibility of implementing CVHAS technologies to improve the performance of bus transit in the central area of Chicago. The…
Content type
Date Posted
12/05/2006

Electronic supply chain manifest systems reduce the amount of time and paperwork required to transfer loads, and can improve operational efficiencies for shippers/receivers, trucking companies, and air cargo carriers.

FINDINGSThe following results show the time saving benefits of automated versus manual processing (biometric/smart-card authorization vs. manual duplication/photocopying of all paperwork) at transfer…
Content type
Date Posted
01/01/2003
Taxonomy (ARC-IT) Freight Administration (CVO02)

Freeway Services Patrols: A State of the Practice

Stay Ready To Handle Unexpected Risks That May Arise From Public-Private Partnerships, Like Mergers and Acquisitions.

Stay ready to handle unexpected risks that may arise from public-private partnerships, like mergers and acquisitions. The stakeholders involved in this project encountered similar problems but…
Content type
Date Posted
08/30/2023

Consider Third-party Accessibility Testing to Enhance Digital Accessibility and Ensure Compliance with Web Content Accessibility Guidelines and Screen Readers.

Consider third-party accessibility testing to enhance digital accessibility and ensure compliance with Web Content Accessibility Guidelines (WCAG) and screen readers. Valley Metro employed a third-…
Content type
Date Posted
06/30/2023

Account for Socioeconomic Factors and Type of Transit Service in Assessing Impacts of Ride-Hailing on Transit Deserts.

Content references source material no longer available at its original location.
The authors reported that there was little evidence that ride-hailing trips were associated with a low level of overall transit service. In almost all instances with statistical significance, the…
Content type
Date Posted
02/24/2021

Design a trip planning website to capture and convey real-world factors such as gas prices and congestion information.

Although circumstances surrounding the demonstration project resulted in changes to the implementation plan that reduced the evaluation scope of work, researchers effectively documented the following…
Content type
Date Posted
11/01/2012

Involve all appropriate stakeholders in the planning and development of the project to encourage coordination and collaboration.

The coordination and collaboration of stakeholders is essential for the success of a project involving multiple jurisdictions. It is also important to keep all potentially affected organizations…
Content type
Date Posted
11/12/2008

Consider the long-term operations and maintenance responsibilities and costs when selecting project components.

Project stakeholders should consider the long-term operations and maintenance responsibilities and costs when selecting project components. For agencies deploying parking management guidance systems…
Content type
Date Posted
11/12/2008

Expect non-custom hardware and software to have technology limitations that may affect operational capabilities.

Project teams should consider the effects of custom versus semi-custom hardware and software technology based on their operational capabilities and processes. Projects deploying customized technology…
Content type
Date Posted
11/12/2008

Study the surrounding area for topographical encumbrances and radio interference when deploying wireless communication projects for traffic and parking management.

Depending on the type of communications technologies used, the project team should consider conducting a field study to ensure that there are no unforeseen field conditions that could affect system…
Content type
Date Posted
11/12/2008

Optimize travel time messaging operations by improving the way in which data is collected, analyzed, and displayed.

For travel time messaging systems to be effective, data needs to be accurate and reflect real time conditions. Data collection and analysis must be done in a manner that is both quick and efficient,…
Content type
Date Posted
10/31/2007

Develop a user-oriented system for displaying travel time messages on dynamic messages signs.

The objective of any travel time messaging system is to provide drivers with the necessary means to make informed travel decisions while in route to their destinations. To plan, deploy, and operate a…
Content type
Date Posted
10/31/2007

Consider the impact of different technical and design factors when making cost estimates for advanced parking management systems (APMS).

This study found a wide range in costs for the APMS projects at BWI airport, Seattle Center and Chicago Metra park-and-ride facilities (ranging from $250 to $800 per space). The factors that had the…
Content type
Date Posted
06/27/2007

Ensure proper operations and maintenance of advanced parking management systems (APMS)

Proper management and operations of APMS is necessary to ensure continued pubic acceptance and support of the project. Based on the experience of the three sites profiled in this study – Baltimore…
Content type
Date Posted
06/27/2007

Identify key design issues in the deployment of advanced parking management systems (APMS).

During the design phase of advanced parking management systems (APMS), there are a number of issues that project managers need to consider to ensure the success of their project. These include…
Content type
Date Posted
06/27/2007

Involve all appropriate stakeholders in a formal and collaborative manner during each phase of the advanced parking management systems (APMS) project.

With the significant growth in the number of visitors and patrons in many metropolitan areas, parking has become an increasing challenge. Parking patrons often do not know where to find parking, what…
Content type
Date Posted
06/27/2007

Use recommended practices to provide accurate travel time messages to the public using Dynamic Message Signs (DMS).

An examination of databases and a sampling of locations reveal at least 12 metropolitan areas that are providing travel time messages on DMS. But at least 25 other metropolitan areas are gathering…
Content type
Date Posted
01/21/2007

Ensure the long-term stability of an interagency incident management program by creating dependencies and by managing for leadership succession.

Formalizing the incident management effort existing in many cities into an incident management program can make incident management a core agency activity at senior executive levels and demonstrate a…
Content type
Date Posted
06/30/2006

Solicit executive support for an incident management program, but rely on staff-level champions and administrative support for day-to-day guidance of the program.

While no single approach can be prescribed for all incident management efforts, a flexible framework based on experiences from successful incident management programs in the United States can be…
Content type
Date Posted
06/30/2006

Coordinate across jurisdictions/regions and share resources to reduce future costs and delays.

There is some form of incident management activity in most major and many mid-sized urban areas. Typically this involves each agency carrying out its own responsibilities, with primarily working-…
Content type
Date Posted
06/30/2006

Take advantage of time-specific opportunities to organize and build support for a formal incident management program.

The Regional Traffic Incident Management Programs: Implementation Guide aims to explain general steps to implementation (with an institutional, rather than technical, focus), and is based on…
Content type
Date Posted
06/30/2006

Utilize well-equipped safety service patrols to assist highway motorists after vehicle malfunctions or crashes, and to coordinate a safe and efficient response.

The Initial Projected Annualized Costs To Implement and Operate Shared Fully Automated Mobility Services Ranged From $125,000 to $1,934,000 per Census Block Group (CBG) in Four Large U.S. Cities.

This study evaluated transit systems in various cities to identify opportunities for equitable improvement through shared automated mobility. For this purpose, locations of unmet transit demand among…
Content type
Made Public Date
01/25/2023

Independent study estimates the total cost for buildout of a Great Lakes Hyperloop system to be between $25 billion and $30 billion (less expensive than high-speed rail).

First envisioned as a high-speed alternative to other modes of transportation, the Hyperloop consists of large-scale vacuum tubes with magnetic-levitation tracks that can carry capsules with…
Content type
Made Public Date
01/14/2020

Chicago Transit Authority installs computerized bus-tracking system for 1,800 fleet vehicles for an estimated cost of $8.8 million.

In 2015, Chicago Transit Authority (CTA) implemented the Bus Transit Management System (BTMS) that monitors bus movements in real-time to address "bus bunching" and long waits between buses. Through…
Content type
Made Public Date
02/14/2017

Deployment of freeway congestion pricing system in 5 major U.S. metropolitan areas estimated to cost $1.8 billion

Content references source material no longer available at its original location.
Growing congestion on metropolitan highway networks poses a substantial threat to the U.S. economy and to the quality of life of millions of Americans. Congestion pricing – sometimes called value…
Content type
Made Public Date
08/30/2014
Taxonomy (ARC-IT) Road Use Charging (TM11)

Transit signal priority detection systems range from $2,500 to $40,000 per intersection and $50 to $2,500 per vehicle, depending on the type of detection used.

Background Transit preferential treatments have been deployed across the United States and around the world in order to improve travel times and reliability of bus and light rail routes. Examples of…
Content type
Made Public Date
06/03/2013
Taxonomy (ARC-IT) Transit Signal Priority (PT09)

The cost to implement a multimodal trip planner can range from $138,000 to more than $4 million depending on the need to develop custom software and consolidate data feeds. Open source software and data feeds provided by ISPs can decrease costs.

This project evaluated the deployment of a multimodal trip planning system (MMTPS) in the Chicago area of Northeastern Illinois. The MMTPS was envisioned as an online traveler information tool…
Content type
Made Public Date
11/01/2012

Estimated system costs for a consolidated regional data archive system vary between $700,000 and $1,046,000 with annual O&M Costs of $312,000 to $423,000.

A study on the creation of a regional, multi-modal data archiving system for the Chicago metropolitan area provided cost estimates for four potential options for the system set up based on case…
Content type
Made Public Date
10/02/2012

In Chicago, the RTA/Metra parking management guidance system cost approximately $1 million

On August 26, 2006, the Chicago Regional Transportation Authority (RTA) and Metra (the commuter rail system serving the Chicago Metropolitan area) implemented a pilot project to test the usefulness…
Content type
Made Public Date
06/24/2009

The costs of the in-vehicle components of precision docking technology ranged from $2,700 to $14,000 per bus depending on the number of units produced.

Advanced parking management systems cost between $250 and $800 per parking space to install.

In 2006, the Federal Highway Administration sponsored a study to evaluate the deployment of advanced parking management systems (APMS) at six parking facilities. In-depth profiles were prepared for…
Content type
Made Public Date
04/21/2008

From a cross-cutting study of seven highway-rail intersections using ITS, project cost ranged from $200,000 to $9.5 million depending on system design and functionality.

The US DOT ITS Joint Program Office evaluated seven projects that implemented ITS at highway-rail crossings. Among the seven projects five functions were tested: Second train warning Four-…
Content type
Made Public Date
12/12/2003