Category: Analysis & Data

  • February 12th, 2019

The U.S. Department of Transportation (DOT) is leading a Safety Data Initiative (SDI), to enhance the analysis and visualization that informs safety policy decisions. In support of the SDI, Volpe applied machine learning techniques to assess the potential for crowd-sourced roadway data such as Waze alerts to serve as a reliable indicator of police-reportable crashes. […]

  • January 9th, 2019

This research brief utilized data from the AAA Longitudinal Research on Aging Drivers (LongROAD) study to examine the amount and types of medications used by older drivers. Many medications – such as antihistamines, narcotic analgesics, central nervous system (CNS) drugs, muscle relaxants and tricyclic antidepressants – have been associated with increased crash risk. 1,2 We […]

  • December 13th, 2018

Summary of Recommendations Speed Reduction Increase in patrol officers both at the ALEA and local levels Comprehensive demonstration speed reduction projects Legislative action to recognize problem and increase funding to ALEA specifically for field officers Continue hot-spot selective enforcement targeting and assure compliance to it Roadway improvements: trees, rollovers, utility poles, ditches, embankments Seat-belt (Restraint) […]

  • December 12th, 2018

The International Transport Forum collected mobility and road safety data from 31 cities, the majority of which in Europe, 10 in the Americas and 2 in Oceania. Indicators were developed to evaluate, monitor and benchmark road safety outcomes. A network of road safety experts was developed in parallel to support data collection and to exchange […]

  • December 12th, 2018

Enacted Bills: Driving Under the Influence, Ignition Interlock Devices (SB1): An act, relating to persons charged with driving under the influence; to amend Section 32-5A-191 and Section 32-5A-191.4, Code of Alabama 1975, to further require and provide for the use of ignition interlock devices; to provide for the distribution of court fees certain conditions; to […]

  • December 3rd, 2018

In the previous five reports in this series, I examined recent changes in the number of registered light-duty vehicles (cars, SUVs, pickups, and vans), and the corresponding changes in distance driven and fuel consumed. The units of the analyses were both the absolute numbers and the rates per person, per driver, per household, and (where […]