"John Rumm" wrote in message
...
dennis@home wrote:


http://petitions.pm.gov.uk/85-mph/?
What's the significance of 85 mph?

1.5 x the energy if you crash?
1.5 x the stopping distance at 70 mph?

Same energy, since that is the speed the bulk of the traffic is moving at
now anyway.

No it isn't.
Most of it is below 70.