1. Immediate repair or upkeep work required to prevent equipment failure, safety hazards, or service disruption
The building required urgent maintenance after the storm damage was discovered.
O edifício necessitava de manutenção urgente após os danos da tempestade serem descobertos.
2. Priority maintenance work scheduled without delay due to critical operational needs
The elevator system requires urgent maintenance and will be out of service tomorrow.
O sistema de elevador requer manutenção urgente e estará fora de serviço amanhã.