block off
US /blɑːk ɑːf/
UK /blɑːk ɑːf/

1.
bloquear, interditar
to close a road, path, or entrance so that people cannot use it
:
•
Police had to block off the street due to the accident.
A polícia teve que bloquear a rua devido ao acidente.
•
They decided to block off the old entrance to prevent unauthorized access.
Eles decidiram bloquear a antiga entrada para evitar acesso não autorizado.