> No amount of signage can remedy this Where I am there's often a sign/bar over the road ahead of the bridge/underpass at the same height as the bridge ("IF YO

> No amount of signage can remedy this Where I am there's often a sign/bar over the road ahead of the bridge/underpass at the same height as the bridge ("IF YOU HIT THIS SIGN YOU WILL HIT THAT BRIDGE" etc). Whilst there's not always enough room - I'm sure it would work with the bridges in most of the pictures in that article