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Benefits of daytime running lights
This study evaluated the effects of daytime running lights (DRLs) on two-vehicle, head-on crashes of passenger vehicles during daylight, dawn, and dusk. Two control dimensions were used: type of crash (the control being single-vehicle crashes) and light condition (the control being darkness). The...
Trends in fatal U.S. crashes in darkness : 1990 to 2006.
Fatal crash trends in the United States between 1990 and 2006 were examined for changes in the ratio of crashes in darkness to crashes in daylight to determine whether recent improvements in vehicle forward headlighting might have influenced the dark/light ratio. A general decline in the ratio was...