![]() The time interval in which a section of track is exclusivelyĪllocated to a train movement and therefore blocked for other trains.Ī fixed sign that marks the limit of a blockĪ member of a train crew who assists the engineer in the train handling. Which a train may only enter when it is not occupied by other vehicles.Ī signalling system that provides a safe spacing of trains. That term is mainly used in British signalling.Īssorting freight cars within a train into groups (blocks) bound for individual destinatons. The track circuit that is immediately on the approach to a signal. That term is mainly used in British signalling. The track section, on which a train comes to a halt at a stop signal. Train protection (ATP) system or as reference point for train Which enter the section with the number of axles which leave the section.Ī transponder that is used as a data point in an intermittent automatic Occupancy of a section is detected by comparing the number of axles When the engineer fails to acknowledge a restrictive signal.Įnds of a section and a counter connected to the counting points. That automatically applies the train brakes Signal but no braking curve supervision in approach to a stop signal. System that only provides an automatic train stop when passing a stop (see also: INTERMITTENT ATP, CONTINUOUS ATP) Speed limits from the line to the train to cause automatic braking if (see also: DESTINATION-BASEDĪ signal that is controlled automatically by the trains moving along the line.Ī system that guides the train automatically by the informationĪ system that transmits information about movement authorities and (see also: SYNCHRONOUS SIMULATION)Ī form of operation in which fixed block signals are controlled by an automatic blockĪutomatic block system must be equipped withĪn appliance that provides an automatic setting of switches when a route is lined up.Ī system that provides the automatic setting of the proper route whenĪ train approaches a signal. Train path conflicts are solved by scheduling rules. The different train classesĪre generated one after the other (i.g. The running time between a signal that provides an approach indicationĪ method to simulate railroad operations by stochastically Opposing and following movements without opposite locking.ġ) A signal that must not be passed in stop position without permission from the operator.Ģ) An interlocking signal with a stop aspect that applies both to train movements and to shunting movements.Ĭalculates data from the infrastructure and timetable characteristics to determine and describe theĪ signal that is cleared automatically on the approach of a train.Ī signal indication that pre-indicates the signal indication to be expected at the next signal.įorce after the train has occupied the approach section.Īnother term for an outer home signal, which is mainly used in North American transit railway system. Single lines on North American railways, which is Pachl GLOSSARY OF RAILWAY OPERATION AND CONTROL last update: This work is licensed under a Creative Commons Attribution-Noncommercial-No Derivative Works 2.5 License.Ī B C D E F G H I J K L M N O P Q R S T U V W X Y ZĪfter the last train ahead has completely cleared the block section and Last year's winner in Miami was Verstappen driving for Red Bull.Operation control signalling signalling signal Homepage of Joern In the Constructors' Championship, Red Bull leads with 180 points, versus the 87 of Aston Martin and 76 of Mercedes-Benz AMG. Fellow Red Bull driver Sergio Perez is close behind with 87 points, and Aston Martin's Fernando Alonso is third with 60 points. Going into Saturday's qualifying session and Sunday's race, Red Bull Racing's Max Verstappen leads the 2023 Drivers' Championship with 93 points. Ambient temperatures are expected to reach higher than 86 degrees. The weather on the coast of Miami is very changeable, though at present the forecast is for fine conditions throughout the weekend. The positioning of some of the barriers, along with rumble strips, has also been altered compared to last year. Pirelli has nominated its mid-range tire compounds for use in the race: the C2 as the White hard, the C3 as the Yellow medium, and the C4 as the Red soft. Miami International Autodrome, home of the Formula 1 Miami Grand PrixĪ new surface means grip levels will be an unknown factor for teams.
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