block off

US /blɑːk ɑːf/
UK /blɑːk ɑːf/
"block off" picture
1.

bloquear, cerrar el paso

to close a road, path, or entrance so that people cannot use it

:
Police had to block off the street due to the accident.
La policía tuvo que bloquear la calle debido al accidente.
They decided to block off the old entrance to prevent unauthorized access.
Decidieron bloquear la antigua entrada para evitar el acceso no autorizado.