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 […]
roadway lighting
SPOTLIGHT: The Visibility Research Laboratory
“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 […]