Horse eventing levels?

Question

how high are the prelim and intermediate eventing fences?

Answer 1

if you are refering to eventing in the united kingdom

pre-intro(training)(BE80) meaning that the fences are 80 cm max
intro (BE90) " " 90 cm max
pre-novice (BE100) " " 1 meter max
novice 1.10 meter max
intermediate 1.15 max
advanced 1.20 max

1* is an international novice
2* is an international intermediate
3* is an international advanced
4* is the highest level achieved. (there are only a few of these events in the world, Burghley, Badminton, Pau and Luhmen to name a few)