Originally Posted by DannoXYZ

It's not really about average-speed so much as max-speed:

cat-4/5: 24-27mph ave, 32-33 max
cat-3: 26-30mph ave, 35-40 max
cat-1/2/pro: 28-32mph ave, 42-47 max

doesn't matter what the average is, you're dropped and gonna get pulled.