This is our glossary page, where you can find definitions for key terms related to tramways and their operation. Whether you're a frequent tram user or simply interested in learning more about this mode of transportation, our glossary is a valuable resource for understanding the many components and concepts that make up a modern tramway system. From the technical aspects of trams and their parts to the more practical aspects of fare collection and customer service, this glossary covers a wide range of topics relevant to anyone interested in trams and their role in modern urban transportation.
|A safety device that automatically cuts off the power supply in the event of an overload or short circuit.
|The degree to which trams are accessible to all passengers, including those with disabilities or mobility impairments.
|An instrument for measuring either direct (DC) or alternating (AC) electric current
|This provides the bearing between the axle and on all railway vehicles frame
|The track ballast forms the track bed that supports the rail track load and provides water drainage.
|The device used by drivers to help turn trolley poles to the direction of travel
|The basic function of base plates is to take up and distribute the dynamic forces coming from the rail bottom, giving added stiffness to the whole track structure
|Stores power used to supply the overhead wires to power the trams
|A type of tram that is powered by batteries, allowing it to operate without overhead wires or third rails.
|The device used by passengers to signal to the driver to stop at the next station
|The arm that is attached to the traction pole which holds up the overhead wire
|a device for slowing or stopping a moving vehicle, typically by applying pressure to the wheels.
|A structure carrying a road, path, railway, etc. across a river, road, or other obstacle.
|Tram wagon that can be towed by the maintenance car which can store material such as ballast
|A device to prevent railway vehicles from going past the end of a physical section
|Commence and Terminate Boards are temporary signs displayed in sections where slower speeds must be driven. This may be due to work or maintenance in the section
|A system of overhead wires is used to provide power to trams.
|The closed-circuit television system is used to monitor the inside and outside of the tram for security and safety purposes.
|A rail laid parallel to a running rail to guide wheels through points, rail crossings, and round curves, to reduce wear and the risk of derailments such as those due to flange climb.
|Coach screws are heavy duty screws used for fixing metal to timber or timber to masonry or concrete, meaning they are designed to hold heavy loads firmly
|A compressor will force air into a storage tank to increase the pressure. Typically used for airbrakes on the trams
|A device used to control the voltage and current of the power supplied to the tram.
|a tunnel carrying a stream or open drain under a road or railway.
|power Drawn from the tram via the controller to the motors to enable the tram to move.
|The provision of services and assistance to passengers, including information, support, and complaint resolution.
|Dead Mans Switch
|A dead man's switch is a switch that is designed to be activated or deactivated if the human operator becomes incapacitated
|A facility where trams are stored, maintained, and serviced.
|The sign on the front of the tram displays its destination or route number.
|A double-decker tram or double-deck tram is a tram that has two levels or decks
|The control panel used by the tram driver to operate various systems and functions of the tram.
|The timetable given to drivers to tell them when and what tram they will be driving on which day
|An artificial slope made of earth or stones
|A designated exit for passengers to use in the event of an emergency.
|The procedures to be followed in the event of an emergency, such as an accident or breakdown.
|A member of staff with training which allows them to maintain machinery and vehicles such as trams
|The cost of riding the tram, is typically based on distance traveled or a flat rate per trip.
|The act of riding the tram without paying the fare or using a valid ticket or pass.
|Crossing areas on the route specifically connecting to areas of farmland
|Finials are decorative elements found on to of traction poles, also keeping rain out of the pole
|A fire extinguisher is a handheld active fire protection device usually filled with a dry or wet chemical used to extinguish or control small fires
|First Aid Kid
|A first aid kit or medical kit is a collection of supplies and equipment used to give immediate medical treatment
|Crossing area designated for pedestrians to cross. Trams still have right of way
|The number of trams that operate on a particular route or line during a given period of time, typically measured in minutes or hours between services.
|A Device which acts as a switch for the tram's trolley pole to take the correct overhead wire direction.
|A walkway or passage between two tram vehicles that allows passengers to move between them.
|The distance between the parallel tracks the trams operate on.
|The use of GPS technology to track the speed
|Type of Track used where there is other traffic using the same road
|The main white light which is on the front of the tram in the direction of travel
|The time interval between two successive trams on the same route.
|A type of tram with a higher floor height typically requires passengers to climb stairs to enter the tram.
|The physical components of the tramway system, include tracks, stations, signals, and other equipment.
|A Pit found in the depot to allow engineers to easily access the underside of a tram to inspect and maintain the tram
|The staff member in control of the day's traffic, roster and overall safety during tram service
|A Staff member who is authorised to instruct and train people to drive a tram
|A non-conductive material used to support and separate the contact wire from other parts of the overhead system.
|A point where tram tracks crosses a road or pedestrian walkway.
|At each end of the tram infront and around the trucks
|Light rail transit (LRT)
|A type of tramway that operates on dedicated tracks and provides rapid transit service to urban or suburban areas.
|Light rail vehicle (LRV)
|A type of tram designed to operate on dedicated tracks and carry passengers in an urban or suburban environment.
|A small bulb in the driving end of the tram to indicate that the trolley pole is connected to the overhead and power is switched on
|A type of tram that has a lower floor height, making it more accessible to passengers with disabilities or limited mobility.
|A tram specifically designed to operate on the line to maintain track and overhead
|On-board announcement system
|A system used to make automated announcements to passengers, such as upcoming stops or safety information.
|A Style of tram which does not have a roof in the passenger area
|Where the driver sits, does not have a roof
|The process of managing traffic flow around the tramway to minimise disruptions and improve safety.
|The wire in the catenary system supplies power to the tram.
|Wires that supply electricity to the tram via the Trolley Pole
|The visible electrical discharge that can occur between the pantograph and overhead wires when the tram is in motion.
|The break which is applied when the tram is stationary
|Passenger information system
|The system used to provide passengers with information about tram schedules, routes, and destinations.
|Plain head rail
|An area where passengers can board or disembark from a tram.
|A device used to divert a tram from one track to another.
|A point where two or more tram tracks intersect.
|A communication tool for drivers to contact the inspector and other drivers
|The legal right to pass through a particular stretch of track without interruption or delay.
|The vehicles used on the tramway, including trams, trailers, and other related equipment.
|The specific path or series of stops that a particular tram service follows.
|A covered passenger tram or passenger area
|Where passengers are permitted to sit on the tram
|A tram that has one level or deck
|Railway sleepers are large heavy beams that support the rails of a railway track.
|Solid State Chargers
|The maximum speed at which trams are permitted to travel.
|The area where stairs are used to access top of bottom levels of trams
|The red light which is on the rear of the tram in the direction of travel
|Tampers are track maintenance machines that make sure the track is correctly aligned and has a smooth level along the rail. They help to prevent the risk of trains derailing, and ensure smooth, comfortable journeys for passengers
|The physical or electronic ticket or pass that allows a passenger to ride the tram.
|The schedule of tram services that are offered on the tramway system.
|The system used to control the movement of trams and ensure their safe operation.
|A section of track where two tracks intersect.
|The physical characteristics of the track, include its alignment, curvature, and gradient.
|The ongoing maintenance and repair of tram tracks.
|The power required to move a tram along the tracks.
|The electric motor is used to drive the wheels of the tram.
|Large Pole at the side of the track that holds
|The person responsible for operating the tram and ensuring the safety of passengers and other users of the tramway system.
|A Shelter for passengers at stations to stay out of the rain
|A designated location where trams stop to allow passengers to board or disembark.
|The rails on which the tram runs.
|A railway system consisting of tracks along which electric or horse-drawn vehicles run, typically in urban areas.
|The degree to which the tramway system is accessible to passengers with disabilities or limited mobility, including the provision of ramps, lifts, and other accommodations.
|The maximum number of passengers that can be carried on a particular tramway service at any given time.
|The range of activities and procedures used to ensure that the tramway system is safe, efficient, and reliable, including regular inspections, repairs, and upgrades.
|The entire system of tracks, trams, stations, and other infrastructure used to operate the tramway.
|The organisation or company responsible for operating the trams and providing passenger service.
|The set of practices and procedures used to ensure the safety of passengers, employees, and other users of the tramway system.
|The system of lights and other indicators used to communicate with tram drivers and ensure the safe and efficient movement of trams on the tramway system.
|The physical rails and other components that make up the path on which trams travel.
|The individual trams that operate on the tramway system.
|The individual trams that operate on the tramway system.
|The device which sounds when the trolley has been removed from the overhead
|A device mounted on the roof of a tram that collects power from overhead wires.
|A chassis or framework that supports the wheels and axles of a tram.
|A type of tram that can only operate in one direction, typically through the use of a single driver's cab at one end of the tram.
|The small area at the entrance of the tram, usually where the driver's controls can be found
|Voltage describes the “pressure” that pushes electricity. We operate 120 volts DC,
|a person who freely offers to take part as a staff member
|A Camera that streams video live online.
|the area of a Depot where Welding is permitted to take place
|A device used to provide wheelchair users with access to the tram.
|A designated space on the tram for a wheelchair user to safely and comfortably ride.
|A pair of wheels connected by an axle that supports the tram and allows it to move
|Whistle or Bell
|Used on a tram to signal a tram starting or stopping to move.
|A wireless internet connection is provided to passengers at tram stations
|Wig Wag or Warning Lights
|The noise and lights at the level crossing signalling to road users to stop to allow trams to cross the road.