Volpe National Transportation Systems Center, Technical Reference Center

Activity Level, Performance and Exposure Among Older Drivers

Published:

2019-09-01

Abstract:

This project explored the relationship between the fitness of older people – operationalized through multiple measures of physical activity level and cognitive status – and their driving performance and exposure. A certified driver rehabilitation...

File Type:

[PDF - 4.43 MB]

Added:

09/12/2019

Chloride Diffusivity and Resistivity of Cured and Mature Binary/Ternary Concrete [Summary]

Published:

2019-05-01

Abstract:

Concrete structures in marine environments are constantly exposed to salt. Over years, the chloride ions in salt can migrate through concrete and cause the steel that reinforces the concrete to corrode, causing cracks that let in more chloride ions, ...

File Type:

[PDF - 122.07 KB]

Added:

09/12/2019

Enhancing School Zone Safety: Case Studies in Puerto Rico Using Driving Simulation

Published:

2019-05-01

Abstract:

The objective of this research was to evaluate driver behavior when approaching a school zone and the effectiveness of a new combination of road signage and pavement markings. The strategy behind the use of new traffic control devices (TCDs) in the d...

File Type:

[PDF - 9.36 MB]

Added:

09/12/2019

Using Simulation to Assess Conflicts Between Bicyclists and Right-Turning Vehicles

Published:

2019-02-01

Abstract:

Protected bike lanes, or cycle tracks, are increasing in popularity across the nation. However, despite the documented benefits of protected bike lanes, including safer cycling and increased ridership among differing populations of bicyclists, there ...

File Type:

[PDF - 944.88 KB]

Added:

09/12/2019

Driver360: A Four-Dimensional Scanning System to Better Understand Drivers

Published:

2018-11-01

Abstract:

The main objective of this project was to construct a four-dimensional (4D = spatial + temporal) scanning system that can be installed in a driving simulator environment. The novel 4D scanning system, named Driver360, comprises 32 digital single lens...

File Type:

[PDF - 1.41 MB]

Added:

09/12/2019

To Trust or Not to Trust? A Simulation-Based Experimental Paradigm

Published:

2018-08-01

Abstract:

The automated driving system is expected to enhance traffic safety and flow; however, the system will not be as effective if users do not accept it or do not utilize it appropriately [1]. Appropriate acceptance and use of technology depends on attrib...

File Type:

[PDF - 1.89 MB]

Added:

09/12/2019

Risk Awareness and Perception Training Using VR Headsets: The Validation of VR Headsets to Measure Hazard Anticipation Behaviors

Published:

2019-03-01

Abstract:

The objective of the current study is to evaluate the use of virtual reality (VR) headsets to measure driving performance for driving simulation studies and training. This is desirable because they are several orders of magnitude less expensive and, ...

File Type:

[PDF - 1.75 MB]

Added:

09/12/2019

Assessing the Impact of Smartphone Usage while Driving in Work Zones

Published:

2018-12-01

Abstract:

The use of smartphones has been increasing over the last decade. The increase of smartphone usage by drivers is particularly concerning in highway work zones when operations and maintenance activities are being performed. This research aims to invest...

File Type:

[PDF - 2.57 MB]

Added:

09/12/2019

The Impact of Connected Vehicle Market Penetration and Connectivity Levels on Traffic Safety in Connected Vehicles Transition Period

Published:

2018-08-01

Abstract:

The recent advent of connected vehicles (CV) technologies could bring unprecedented opportunities to improve road safety, especially under reduced-visibility conditions. Reduced-visibility conditions increase the probability of rear-end crash occurre...

File Type:

[PDF - 3.00 MB]

Added:

09/12/2019

Enhancing School Zone and School Bus Safety

Published:

2018-08-01

Abstract:

Safety issues in school zone areas have been one of the most important topics in the traffic safety field. This research project assesses the safety effects of different roadway countermeasures in school zone areas. Although many studies have evaluat...

File Type:

[PDF - 2.41 MB]

Added:

09/12/2019

An Assessment of Traffic Safety between Drivers and Bicyclists Based on Roadway Cross-Section Designs and Countermeasures Using Simulation

Published:

2018-08-01

Abstract:

Cycling is encouraged in countries around the world as an economical, energy-efficient, and sustainable mode of transportation. Simulation is an important approach to analyzing the safety of cycling by identifying the effects of different factors. To...

File Type:

[PDF - 1.55 MB]

Added:

09/12/2019

Augmented Reality for Safer Pedestrian-Vehicle Interactions

Published:

2018-09-01

Abstract:

Communicating the presence of pedestrians or bicyclists to vehicle drivers can lead to safer interactions with these vulnerable road users. Advanced knowledge about the presence of these users on the roadway is particularly important when their prese...

File Type:

[PDF - 1.27 MB]

Added:

09/12/2019

Using Driver State Detection in Automated Vehicles

Published:

2018-09-01

Abstract:

The next several years will bring a large increase in automated vehicle capabilities. High levels of automation will require bi-directional transfers of control between the driver and vehicle. These control transfer situations pose one of the greates...

File Type:

[PDF - 1.24 MB]

Added:

09/12/2019

Multi-Modal Distributed Simulation Combining Cars, Bicyclists, and Pedestrians

Published:

2018-09-01

Abstract:

A collaborative project between the University of Wisconsin-Madison and the University of Iowa was conducted to understand the feasibility of conducting driving and pedestrian simulator experiments that involve multiple agents (humans) in the simulat...

File Type:

[PDF - 990.00 KB]

Added:

09/12/2019

Key Information for Cannabis and DUIC Policy

Published:

2019-06-01

Abstract:

There is growing concern about driving under the influence of cannabis (DUIC), especially as more states consider changing laws to legalize cannabis. A key question regarding the legalization of cannabis for recreational or medical purposes is its po...

File Type:

[PDF - 2.03 MB]

Added:

09/12/2019

WMATA Close Call Program Report: 2013-2018

Published:

2019-09-01

Abstract:

The Confidential Close Call Transit Safety Reporting System (Close Call Program) is a collaborative effort among the Bureau of Transportation Statistics (BTS), Washington Metropolitan Area Transit Authority (WMATA), Amalgamated Transit Union Local 68...

File Type:

[PDF - 1.85 MB]

Added:

09/12/2019

Driver Behavior and Performance with In-Vehicle Display Based on Speed Compliance

Published:

2019-04-01

Abstract:

Traffic-control devices are integral to driver-to-infrastructure and vehicle-to-infrastructure interactions. The non-conformation with (or nonperception of) signage by the driver leads to several compounded safety problems. The need exists for a more...

File Type:

[PDF - 1.20 MB]

Added:

09/12/2019

Developing an Open-Source Multi-Agent Simulation Environment for Connected Autonomous Vehicles

Published:

2019-05-01

Abstract:

This document contains an overview of the software infrastructure developed under the SAFER-SIM project “Developing an Open Source Multi-Agent Simulation Environment for Connected Autonomous Vehicles”. We provide a description of the four foundat...

File Type:

[PDF - 14.78 MB]

Added:

09/12/2019

Safely and Effectively Communicating Non-Connected Vehicle Information to Connected Vehicles through Field- and Driving-Simulator-Based Research

Published:

2019-05-01

Abstract:

The largest safety impact of connected vehicle (CV) technology will occur only when a critical mass of vehicles and infrastructure is connected. This will require significant market penetration and improvements to our infrastructure, and it is occurr...

File Type:

[PDF - 2.28 MB]

Added:

09/12/2019

Understanding Law Enforcement Attitudes and Beliefs about Traffic Safety

Published:

2019-05-01

Abstract:

The goal of this project was to understand how the culture within law enforcement agencies impacts engagement in traffic safety enforcement. The four objectives were to understand: (1) how law enforcement leaders and officers prioritize traffic safet...

File Type:

[PDF - 1.83 MB]

Added:

09/12/2019

About Us

Operating Administrations

Areas of Focus

Our Activities

Policies, Rights, Legal

Get to know us

Operating Administration Websites

Resources for...

Resources about...

Special Topic Websites

Helpful links on...