On Sun, 10 Nov 2013 18:12:24 +0000 (UTC), Adrian
wrote:

On Sun, 10 Nov 2013 17:32:21 +0000, SteveW wrote:

Indeed we allow 44 (or is it 48 now) ton trucks to travel at 56,
knowing they haven't a hope in hell of matching a car's stopping
distance.

http://www.youtube.com/watch?v=ridS396W2BY

Does anyone remember the signs on the back of trucks: "Caution - Air
Brakes!" ?