Crashes increase when speed limits dip far below engineering recommendation
Speed limits set only five miles per hour below engineering recommendations produce a statistically significant decrease in total, fatal and injury crashes, and property-damage-only crashes, according to a group of researchers.
from Latest Science News -- ScienceDaily https://ift.tt/2ErL8Hh
from Latest Science News -- ScienceDaily https://ift.tt/2ErL8Hh
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