On a rail transport vehicle, who is primarily responsible for operations?

The conductor is the person primarily responsible for operations on a rail transport vehicle. This role is pivotal as conductors oversee the train's operation and ensure the safety of passengers and cargo. They manage train schedules, communicate with the engineer or driver, and handle any issues that may arise during the journey.

In a rail context, the driver, while crucial to the operation of the train, primarily handles the technical aspects of driving and controlling the locomotive, rather than operational management. The pilot and captain or master typically refer to roles in aviation or maritime industries, respectively, and are not relevant in the context of rail transport. Therefore, the conductor's responsibilities make them the key figure on a train, overseeing all operations to ensure safe and efficient travel.