An official website of the United States government.
Here's how you know
The .gov means it's official.
Federal government websites always use a .gov or .mil domain. Before sharing sensitive information online, make sure you’re on a .gov or .mil site by inspecting your browser's address (or "location") bar.
This site is also protected by an SSL (Secure Sockets Layer) certificate that's been signed by the U.S. government. The https:// means all transmitted data is encrypted — in other words, any information or browsing history that you provide is transmitted securely.
Read the latest news and announcements from traffic safety interest groups and about traffic safety topics here.
Advanced technology used to make traveling safer and more efficient is the focus of a new project led by The University of Alabama and the Alabama Department of Transportation. Tuscaloosa is the first city in Alabama to install the technology that will collect data for research used to decrease travel time, reduce vehicle crashes and […]
Understanding the channels by which climate change will affect the economy is required to estimate the costs of climate change and to develop adaptation strategies. Extreme heat may result in direct costs such as increased mortality from heat stress and lower productivity.
To say that we’re in a technological revolution would surprise no one. With the Internet of Things constantly growing and mobile devices taking over the world, everyone can see that technology is changing the world at a breakneck pace. But it may surprise you to know that technology is also having a major effect on […]
How familiar are you with Federal Motor Carriers Safety Administration’s (FMCSA) HOS Rules and Regulations? The Hours of Service regulations address the number of hours that a commercial motor vehicle (CMV) driver may be on the road and the number of hours a CMV driver may be on duty before a required period of rest. […]
This report describes the absorption, distribution and elimination of delta-9-tetrahydrocannabinal (THC) the primary psychoactive substance in marijuana, in the body. It contrasts this process with the absorption, distribution and elimination of alcohol in the body, as they are very different processes. The poor correlation of THC concentrations in the blood with impairment is discussed, along […]
Motor vehicle travel on all U.S. roads rose again in July to continue a streak of setting ever-higher record volume levels with every new monthly report. The Federal Highway Administration in its latest “Traffic Volume Trends” report said motorists drove 2.2 billion more vehicle miles in July than in the same month last year, for […]
After a serious car accident, we all know that every second counts for first responders to save your life. The program Yellow Dot is hoping to give responders help during those crucial moments. Read the Full Article
Use of ride-sharing services such as Uber has prompted a drop in drunk-driving accidents in some American cities, a new report suggests. But access to smartphone-connected drivers doesn’t uniformly slash booze-related crashes, researchers found. “Uber seems to affect crashes differently in different cities,” said study author Christopher Morrison. Those differences may depend on specific local […]
The infotainment technology that automakers are cramming into the dashboard of new vehicles is making drivers take their eyes off the road and hands off the wheel for dangerously long periods of time, an AAA study says. The study released Thursday is the latest by University of Utah professor David Strayer, who has been examining […]
AASHTO: Motor vehicle travel on all U.S. roads rose again in July to continue a streak of setting ever-higher record volume levels with every new monthly report. The Federal Highway Administration in its latest “Traffic Volume Trends” report said motorists drove 2.2 billion more vehicle miles in July than in the same month last year, for a 0.8 percent […]
