The problem with hurricanes isn't going to be the wind and water (hopefully they've accounted for flooding). It's going to be the trees and other debris flying

The problem with hurricanes isn't going to be the wind and water (hopefully they've accounted for flooding). It's going to be the trees and other debris flying through the air at 100+mph. Without concrete to absorb/mitigate that damage, I'd hate to see what happens :)