Final answer:
When a train bypasses a station platform, the train operator must ensure the safety of the passengers and the train.
Step-by-step explanation:
When a train bypasses a station platform, the train operator must ensure the safety of the passengers and the train. This includes maintaining a safe distance from the platform, adjusting the speed of the train accordingly, and communicating with the station and other trains to coordinate the bypass. Additionally, the train operator must be aware of any special circumstances or instructions given by the railway authorities regarding the bypass.