They set the limit by watching people drive on a road without limits in place and setting it to 80% of the average. It's by design that people go over.
There is explicit policy in some cases to set speed limits lower than actually necessary in order for the 'slow' drivers to keep otherwise ne'er do wells in check.
They set the limit by watching people drive on a road without limits in place and setting it to 80% of the average. It's by design that people go over.
I'm not sure that's the case for all roads.
There is explicit policy in some cases to set speed limits lower than actually necessary in order for the 'slow' drivers to keep otherwise ne'er do wells in check.
no way is that true?
Orgeoncom is out here spreading misinformation. They actually set it at 85% rounded to the nearest 5mph.
http://www.mikeontraffic.com/85th-percentile-speed-explained/
This is a surprisingly reasonable way to set speed limits