Investigation of the Use and Feasibility of Speed Warning Systems

This report summarizes a feasibility evaluation of a speed monitoring system that provided speed warning feedback to drivers enrolled in a voluntary program, with particular emphasis on at-risk drivers, especially chronic speeders.

Ignition Interlock: An Investigation Into Rural Arizona Judges' Perceptions

This study sought to answer several questions regarding 2007 Arizona legislation requiring ignition interlock for all offenders convicted of Driving-Under-the-Influence (DUI), including first time DUI offenders. At the time the law was passed, Arizona was only one of two States [New Mexico being the other] to require ignition interlock for first time offenders.

Young Drivers Report the Highest Level of Phone Involvement in Crash or Near-Crash Incidences

Four High-Visibility Enforcement Demonstration Waves in Connecticut and New York Reduce Hand-Held Phone Use

High Visibility Enforcement Demonstration Programs in Connecticut and New York Reduce Hand-Held Phone Use

Evaluation of NHTSA Distracted Driving Demonstration Projects in Connecticut and New York

The communities of Hartford, Connecticut, and Syracuse, New York, implemented year-long campaigns to test whether NHTSA's high-visibility enforcement (HVE) model could be applied to reduce two specific forms of distracted driving – driving while talking on a hand-held cell phone or texting.

Breath Test Refusal Rates in the United States – 2011 Update

Breath alcohol concentration (BAC) test refusals by suspect- ed impaired drivers are a challenge for impaired driving enforcement and prosecution. Periodically, NHTSA gathers data on State BAC refusal rates and develops an estimated national rate. This information can be useful to States and local jurisdictions. It enables them to track changes over time and compare their rates to other States and the Nation as a whole. NHTSA developed previous estimates for 1987, 2001, and 2005.

The Click It or Ticket Evaluation, 2012

DWI Recidivism in the United States: An Examination of State-Level Driver Data and the Effect of Look-Back Periods on Recidivism Prevalence

Demonstration of the "Trauma Nurses Talk Tough" Seat Belt Diversion Program in North Carolina

The results of this study support the combination of high-visibility enforcement and a diversion classroom-based brief intervention as a means of increasing seat belt use in a predominately rural, low-belt-use area.