
Have you ever vaulted on the perfect pole in practice and gone to a meet and you could not get on that pole at all it was very stiff?

OR vice-a-versa you go to a meet and even though you have a bit more adrenaline you really mush out your poles that fit you in practice?

You scratch your head,
You wonder,
You are baffled.

Here is one possible answer that very few consider!

When vaulting boxes are installed they are done so properly and to the correct height required.
Over the years the runways have improved;
By adding asphalt to the existing surface and then at a later date add a rubberized surface,
[size=150]the box is now another ½â€Â