We’ve seen a version of this chart before on streets.mn, but in light of Pedestrian Safety Awareness Week in St. Paul (August 2nd – August 8th), it bears publishing again.
[Source 1: Killing Speed and Saving Lives, UK Dept. of Transportation, London, England. See also Limpert, Rudolph. Motor Vehicle Accident Reconstruction and Cause Analysis. Fourth Edition. Charlottesville, VA. The Michie Company, 1994, p. 663.]
[Source 2: Vehicle Speeds and the Incidence of Fatal Pedestrian Collisions prepared by the Austrailian Federal Office of Road Safety, Report CR 146, October 1994, by McLean AJ,Anderson RW, Farmer MJB, Lee BH, Brooks CG.]
Let’s get default speeds in St Paul to 25mph and residential and dense commercial areas down to 20 mph.
20 is plenty!
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