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Simulation Results Suggest That Connected Automated Vehicle (CAV) Applications That Support Traffic Optimization on Signalized Corridors Can Reduce Vehicle Stops, But Have Limited Impacts on Overall Travel Times and Delay.

METHODOLOGY An off-the-shelf microscopic simulation tool with advanced programming interface capabilities was selected to support the development and assessment of TOSCo functionality. Performance…
Content type
Benefit
Date Posted
05/31/2022
Taxonomy (ARC-IT) Eco-Traffic Signal Timing (ST02), Eco-Approach and Departure at Signalized Intersections (ST08), Connected Vehicle Traffic Signal System (TM04)
Geolocation links
Ann Arbor, Michigan, United States   |   Conroe, Texas, United States

Deployment of an Active Traffic Management System with a Dynamic Shoulder Lane in Michigan Reduced Crashes by 17 Percent and Yielded a Benefit-Cost Ratio of Up to 3.01.

Methodology Changes in average speeds, travel times and various travel time reliability measures along the corridor were quantified using a before-after comparison. Incident clearance and special…
Content type
Benefit
Date Posted
05/25/2022
Taxonomy (ARC-IT) Dynamic Lane Management and Shoulder Use (TM22)
Geolocation links
Ann Arbor, Michigan, United States

Provide Drivers with Messages for Lane Drop Points Further Upstream of the Merging Point when Implementing Part-Time Use of the Inside Shoulder.

Terminate the Flex lane into a deceleration lane or at a system interchange to optimize performance, safety, and perceptions. This study provided ample evidence that corridors ending with a lane…
Content type
Lesson
Date Posted
05/25/2022
Taxonomy (ARC-IT) Dynamic Lane Management and Shoulder Use (TM22)
Geolocation links
Ann Arbor, Michigan, United States

Simulation and Limited Field Tests Showed a 10 Percent Fuel Reduction and 13 Percent Delay Reduction for Connected and Automated Vehicles Using Adaptive Traffic Signal Control.

METHODOLOGY A microscopic traffic simulation model of Ann Arbor was developed along with an adaptive traffic signal control algorithm to investigate the energy savings and mobility benefits…
Content type
Benefit
Date Posted
01/31/2022
Taxonomy (ARC-IT) Traffic Signal Control (TM03), Connected Vehicle Traffic Signal System (TM04), Connected Eco-Driving (ST09), Infrastructure Enhanced Cooperative Adaptive Cruise Control (VS15), Automated Vehicle Operations (VS16), En-Route Guidance (TI03)
Geolocation links
Ann Arbor, Michigan, United States

Compared to Conventional Trip Sharing Solutions that Spend more than Half of Trips Serving Only a Single Passenger, Models of Trip Sharing Augmented with Autonomous Vehicle Technology Indicate Ridership with Three to Four Travelers can be Maintained.

The introduction of autonomous vehicles to the "commute trip sharing problem" (CTSP) was found to serve, on average, an order of magnitude more trips than conventional vehicles. While implementing…
Content type
Benefit
Date Posted
02/25/2021
Taxonomy (ARC-IT) Transit Stop Request (PT15), Route ID for the Visually Impaired (PT16), Shared Use Mobility and Dynamic Ridesharing (TI06)
Geolocation links
Ann Arbor, Michigan, United States

An autonomous vehicle delivery robot can deliver a package for 80 percent less cost than a human.

This article referenced cost data from an autonomous robot delivery operator in Ann Arbor, Michigan. Cost of delivery using a robot: $2.00 to $2.50 per package Cost of delivery using a human: $11…
Content type
System Cost
Made Public Date
04/13/2020
Taxonomy (ARC-IT) Carrier Operations and Fleet Management (CVO01), Freight-Specific Dynamic Travel Planning (CVO09), Railroad Operations Coordination (TM15), Drawbridge Management (TM18)
Geolocation links
Ann Arbor, Michigan, United States

Organizations embarking on driverless shuttle deployments should set specific project goals, identify operating environment requirements, engage with stakeholders and regulators and establish data needs early for project success.

Mcity shared the following lessons learned to help other organizations who may be considering launching driverless shuttle services. Set Specific Project Goals. The Mcity Driverless Shuttle was…
Content type
Lesson
Date Posted
02/13/2019
Taxonomy (ARC-IT) En-Route Guidance (TI03), Automated Vehicle Operations (VS16)
Geolocation links
Ann Arbor, Michigan, United States
ITS Deployment Evaluation

INTELLIGENT TRANSPORTATION SYSTEMS JOINT PROGRAM OFFICE

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its.dot.gov

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