Three more men sat on top, clinging to the low guard rails.
Or maybe built into the pattern of a guard rail.
The bus bounced off the car and through a guard rail.
There, men were at work beside a broken guard rail.
All he'd have to do was swing his legs over the guard rail.
On his right were a guard rail, empty air, and a tremendous view.
Her back hit the guard rail hard, and for a moment she found it difficult to breathe.
I stayed close to the wall; there wasn't any guard rail.
I could see the guard rail on the far side of the lip, but nothing else.
He found the car difficult to drive and crashed against a guard rail.