The Critical Difference Between 30 MPH and 20 MPH

Streetsblog
By Angie SchmittApr 7, 2015, 10:41 am53 pts
It might seem like a small thing: reducing motor vehicle speeds 10 miles per hour. But that 10 mph can make an enormous difference for the safety of a street and how comfortable people feel walking or biking there. A driver’s visual field shrinks as speed increases. Image via Streets.mn Bill Lindeke does a…

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