The headlight ratings program developed by the Insurance Institute for Highway Safety is reducing dangerous nighttime crashes in the real world, a recent study shows.
Nighttime crash rates per mile are nearly 20 percent lower for vehicles with headlights that earn a good rating in the IIHS evaluation, compared with those with poor-rated headlights, the study found. For vehicles with acceptable or marginal headlights, crash rates are 15 percent and 10 percent lower than for those with poor ratings.
“Driving at night is 3 times as risky as driving during the day,” says IIHS Senior Research Engineer Matthew Brumbelow, who conducted the study. “This is the first study to document how much headlights that provide better illumination can help.”
Read the article at IIHS.