On Friday, 31 March 2017 16:04:38 UTC+1, Harry Bloomfield wrote:
Roger Mills formulated on Friday :
That may be true on the level. But going up hill, few lorries can reach the
speed limiter speed and their speed is determined by power to weight ratio.

Exactly, which is why the best place for over takes to take place, is
on the hill climbs rather than ban them there.

I though it took longer to climb hills irrespective of the type of vehicle, so why encourage it ?