In 2009, when the Texas A&M Transportation Institute (TTI) added a Visibility Research Laboratory (VRL) to its collection of world-class research facilities, TTI Senior Research Engineer Paul Carlson had a vision for what the lab could accomplish. “Before the lab opened, when we needed to take controlled photometric measurements in order to tie those into […]
Visibility Research Laboratory
When you drive at night and your headlights illuminate a lane marking, it makes you feel safer, right? After all, bright pavement markings are designed to help you stay in your lane and prevent you from running off the roadway. Called retroreflectivity, special materials in edge lines and lane lines create the brightness. With age […]
Texas A&M Transportation Institute Research Engineer Paul Carlson was recently featured in the January issue of Traffic Technology International. The article is related to senior drivers and has a section on visibility, which Carlson is noted throughout the country for his research. Carlson is the division head for the Operations and Design Division and also leads TTI’s Visibility […]
More than a dozen staff members representing various state legislators and committees visited TTI on February 21 to hear updates on some of the Institute’s high-priority efforts. The program lineup began with an overview of TTI by Agency Director Dennis Christiansen. Other key research area presentations by TTI personnel included: Steve Roop provided a status […]
When you’re driving, you have to see to be safe. From speed limits to where the roadway curves, traffic signs and pavement markings communicate critical information to help drivers get safely where they’re going.
“A dark and stormy night” is more than a clichéd way to introduce a story — it’s a dangerous driving scenario when the visibility of road signs becomes critical for safe passage. Nighttime traffic fatality rates are three times higher than their daytime equivalents. While fatigue and alcohol play important roles in nighttime crashes, Texas […]
The grand opening celebration for the Texas Transportation Institute’s (TTI‘s) first state headquarters building March 26 not only highlighted the past accomplishments of the Institute’s 60-year history but also the crucial work yet to be done. “Quite frankly, this new facility is clearly the envy of our peers,” Agency Director Dennis Christiansen told the 200 […]