How high is four star equestrian eventing?

Cross Country Jump Heights:

Fixed Obstacles: 3'11'' max.

Brush Fences: 4'9'' max.

Highest Point: 6'6''max.

Base Width: 9'11'' max

Without Height (Ditches): 13'1'' max.

Maximum drops: 6'6"

Show Jumping:

Max. Height: 4'1''

max. spread of oxers: 4'9''

max. spread of triple bars: 5'4''