guard rail

US /ˈɡɑːrd reɪl/
UK /ˈɡɑːrd reɪl/
"guard rail" picture
1.

guarda-corpo, grade de proteção

a barrier alongside a road, bridge, or other dangerous area to prevent vehicles or people from falling or straying

:
The car crashed into the guard rail on the highway.
O carro bateu no guarda-corpo na rodovia.
Pedestrians should stay behind the guard rail for safety.
Pedestres devem ficar atrás do guarda-corpo por segurança.