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You are here: Home / Archives for roadway lighting

roadway lighting

TTI Provides Guidance for Overhead Sign Lighting

September 22, 2016

One of the major emerging technologies in highway safety has been the improvement of the types of retroreflectivity sheeting used on overhead signs on roadways. Modern signs are very efficient at returning light back to the driver, creating a much safer nighttime driving environment. Because of this, many departments of transportation are opting to remove […]

Filed Under: News Tagged With: overhead sign, Paul Carlson, retroreflectivity, roadway lighting

SPOTLIGHT: The Visibility Research Laboratory

June 1, 2010

“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 […]

Filed Under: Texas Transportation Researcher, Volume 46, Number 2 Tagged With: pavement markings, retroreflectivity, roadway lighting, Visibility Research Laboratory

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