Crashes may actually increase when speed limits are set too far below engineering recommendation - A new study found there was an increase in fatal and injury crashes at locations with posted speed limits set 10 miles per hour or more below engineering recommendations.

Crashes may actually increase when speed limits are set too far below engineering recommendation - A new study found there was an increase in fatal and injury crashes at locations with posted speed limits set 10 miles per hour or more below engineering recommendations.: https://ift.tt/2GeCy0e Read more... https://ift.tt/2rADEJK