esseye:
Maybe it wasn't actually an autocross, but a corner worker vehicle evasion test? Actually, I don't see any corner workers...
And I think you found the ONLY SAFE THING at the event
I bet there is a baby in the back seat of the excursion - maybe even twin newborns 
5. Concrete wall is too close to course and on a turn
Jan Rick
Make it Easy - Make it Fun!
Don't take life to seriously, no one gets out alive anyway.
www.soloperformance.com