The ladder that brings you out at the constructable ramp makes you do a 225 degree rotation about 1/4 of the way up, or kicks you backwards at the same angle. If you are slightly to the right you will bounce off it. The other ladders seem to work ok. Video should explain it better:
[video=youtube_share;haaBzbpDx3s]http://youtu.be/haaBzbpDx3s[/video]
