Signal engineers to begin train runs, stop trains, or change speed, using telecommunications equipment or hand signals.
Confer with engineers regarding train routes, timetables, and cargoes, and to discuss alternative routes when there are rail defects or obstructions.
Receive information regarding train or rail problems from dispatchers or from electronic monitoring devices.
Receive instructions from dispatchers regarding trains' routes, timetables, and cargoes.
Direct and instruct workers engaged in yard activities, such as switching tracks, coupling and uncoupling cars, and routing inbound and outbound traffic.
Operate controls to activate track switches and traffic signals.
Keep records of the contents and destination of each train car, and make sure that cars are added or removed at proper points on routes.
Arrange for the removal of defective cars from trains at stations or stops.
Instruct workers to set warning signals in front and at rear of trains during emergency stops.
Observe yard traffic to determine tracks available to accommodate inbound and outbound traffic.