The time a piece of work ends.
The time a piece of work begins.
The procedure by which, at regular intervals or when new service or realignments of service are implemented, operators select their regular assignment for an upcoming period (typically several months). The order of selection is usually by operator seniority and is…
Method or device, the aspect of which conveys information affecting movement of trains.
1. The appearance of a fixed signal conveying an indication, as viewed from the direction of an approaching rail unit. 2. The appearance of a cab signal conveying an indication, as viewed by an observer in the cab of a…
The information conveyed by a signal. (TRB)
In highway operations, an automatic or manual device for altering the normal signal phasing or the sequence of a traffic signal to provide preferential treatment for specific types of vehicles, such as buses or trains. (TRB)
Traffic signal synchronization refers to the functioning relationship between active signals along a corridor. A common cycle length is established. All intersections in the coordinated system have the same cycle length. By maintaining a constant relationship between the signals at…
Pedestrian Signal-Actuating Device and Vehicle Signal-Actuating Device.
Speed command indication on the train operator’s console displaying maximum operating speed.
