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A Road Safety Study in Texas Revealed That a 10 Percent Increase in Ridesourcing Trips Can Reduce Road Crashes by 0.12 Percent, Injuries by 0.25 Percent, and Driving While Intoxicated Offenses by 0.36 Percent.

METHODOLOGY To investigate the association between ridesourcing travel and road safety, the researchers started by aggregating variables by census tract and month-year units.  The ridesourcing…
Content type
Benefit
Date Posted
03/28/2024
Taxonomy (ARC-IT) Shared Use Mobility and Dynamic Ridesharing (TI06)
Geolocation links
Austin, Texas, United States

The 10-Year Life Cycle Cost for a Pedestrian and Bicycle Detection System That Uses Passive Infrared and Inductive Loop Technologies Costs Approximately $10,000.

Texas Department of Transportation aims to develop a pedestrian and bicyclist count monitoring process to aid several transportation planning projects spanning safety, design and traffic operations.…
Content type
System Cost
Made Public Date
12/27/2021
Taxonomy (ARC-IT) Infrastructure-Based Traffic Surveillance (TM01)
Geolocation links
Austin, Texas, United States   |   Houston, Texas, United States

As Automated Vehicles Lead to an Increase in Willingness to Take Longer Trips, Service Providers and Public Agencies Will Need to Reorient Information Campaigns Beyond Usual Geographic Confines.

The survey responses and model results provided several insights on the travel behavior impacts of automated vehicles: Reorient information campaigns and social/media advertisement beyond usual…
Content type
Lesson
Date Posted
09/28/2021
Taxonomy (ARC-IT) Autonomous Vehicle Safety Systems (VS01)
Geolocation links
Austin, Texas, United States

Study Estimates Delivery Drones Could Avoid up to 294 Million Miles Per Year in Road Use and 114K Tons Per Year in CO2 Emissions for a Single US Metropolitan Area.

The team built models for each city, drawing on data on consumer habits and business performance and dozens of interviews with business owners and government officials. The models projected consumer…
Content type
Benefit
Date Posted
01/26/2021
Taxonomy (ARC-IT) Carrier Operations and Fleet Management (CVO01)
Geolocation links
Blacksburg, Virginia, United States   |   Austin, Texas, United States   |   Columbus, Ohio, United States

Expanding Transportation Management Center (TMC) Operations to Include Lane-Blocking Response and Additional Signal Retiming Resulted in a 3.7 Benefit-Cost Ratio for the City of Austin, Texas.

A benefit-cost analysis was performed that considered the benefits of TMC lane-blocking responses and additional signal retiming. All benefits and costs were estimated over…
Content type
Benefit
Date Posted
01/25/2021
Taxonomy (ARC-IT) Maintenance and Construction Activity Coordination (MC08), Regional Traffic Management (TM07), Integrated Decision Support and Demand Management (TM09), Management of Electronic Traffic Regulations (METR) (VS17), Weather Information Processing and Distribution (WX02)
Geolocation links
Austin, Texas, United States

Simulation finds that shared autonomous gasoline hybrid-electric vehicle (HEV) fleets have 18 percent shorter wait times and were more profitable than shared autonomous electric vehicle (SAEV) fleets.

Results showed that for all metrics studied, the gasoline hybrid-electric (HEV) fleet performed better than EV fleets by providing response times of 4.5 minutes compared to 5.5 minutes (an 18 percent…
Content type
Benefit
Date Posted
10/29/2020
Taxonomy (ARC-IT) Emissions Monitoring (ST01)
Geolocation links
Austin, Texas, United States

Simulation models show that roadside information used to gap-meter mainline traffic near freeway on-ramps can reduce delays related to merging traffic by 17 to 27 percent.

Findings The results suggest the potential of using gap metering as an effective strategy addressing traffic congestion caused by merging traffic. Gap metering yields delay reductions of 17 to 27…
Content type
Benefit
Date Posted
03/20/2018
Taxonomy (ARC-IT) Emissions Monitoring (ST01), Eco-Traffic Metering (ST03), Traffic Metering (TM05), Regional Traffic Management (TM07)
Geolocation links
Austin, Texas, United States   |   Milwaukee, Wisconsin, United States

Carsharing service Car2Go pays cities $1,009 to $2,644 per vehicle for parking and other operating costs.

Carsharing is the short-term provision of individual vehicles to individuals who drive themselves and return the cars to set locations. It differs from traditional car rental in that most carsharing…
Content type
System Cost
Made Public Date
02/27/2018
Taxonomy (ARC-IT) Transit Stop Request (PT15), Route ID for the Visually Impaired (PT16), Shared Use Mobility and Dynamic Ridesharing (TI06)
Geolocation links
Austin, Texas, United States   |   Arlington, Virginia, United States   |   Washington, District of Columbia, United States   |   Minneapolis, Minnesota, United States   |   Portland, Oregon, United States

Most communities rate benefits of emergency vehicle traffic signal pre-emption from “moderate” to “very high”.

Traffic signal pre-emption systems allow a temporary interruption to normal operation of traffic signals to give emergency vehicles priority. This is done by changing traffic signals in the path of…
Content type
Benefit
Date Posted
02/09/2016
Taxonomy (ARC-IT) Emergency Vehicle Preemption (PS03)
Geolocation links
Austin, Texas, United States   |   Henderson, Nevada, United States   |   Windsor, California, United States   |   Baltimore, Maryland, United States   |   Redding, California, United States   |   New York, New York, United States   |   Salt Lake City, Utah, United States   |   Bellevue, Washington, United States
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