ERA vocabulary
Vocabulary defined by the European Union Agency for Railways to describe the concepts and relationships related to the European railway infrastructure and the vehicles authorized to operate over it.
Micro Node
An abstraction of an operational point, used to provide a simple topological description of the railway infrastructure.
Micro Link
An abstraction of a track that represents a physical rail connection between two different micro nodes.
Node Port
A port to enter or exit a micro node. Represents the connection between a micro link and a micro node.
Internal Node Link
A specific track abstraction used to represent a micro link switch that is possible inside a micro node.
Line Reference
A reference to a specific national railway line.
Line National Id
Unique line identification within a member state.
Operational Point
An operational point (OP) means any location for train service operations, where train services may begin and end or change route, and where passenger or freight services may be provided; operational point also means any location at boundaries between Member States or infrastructure managers.
Track
A running track that is used for train service movements.
Tunnel
A railway tunnel is an excavation or a construction around the track provided to allow the railway to pass for example higher land, buildings or water.
Vehicle Type
A vehicle type that has been authorized to operate on the EU railway infrastructure.
Vehicle
A specific vehicle or wagon able to operate over railway lines.
Manufacturer
A company or organization that manufactures vehicles.
Vehicle Keeper
A company or organization that owns or operates a certain vehicle.
has implementation
Property that links a topological abstraction entity with its physical representation.
has abstraction
Property that links a physical entity with its topological abstraction representation.
operational point type
Indicates the type on an operational point.
line national ID
Related national line identification.
line referece
Indicates a relationship with a specific national railway line.
start port
Reference to the starting operational point's node port of a micro link or an internal node link.
end port
Reference to the ending operational point's node port of a micro link or an internal node link.
belongs to node
Indicates the micro node that a node port belongs to.
start location
References the geolocation of the start of a tunnel.
end location
References the geolocation of the end of a tunnel.
has track
References a rail track that goes through a tunnel.
passes through tunnel
References a tunnel that a track goes through.
vehicle category
Vehicle category.
vehicle subcategory
Vehicle subcategory.
manufacturer
Vehicle manufacturer company.
in country
Indicates the country in which an entity resides.
manufacturing country
Indicates the country in which a vehicle or vehicle type is manufactured.
authorized country
Indicates the country(ies) in where a vehicle type has been authorized to operate.
vehicle type
Indicates the vehicle type of a specific vehicle or wagon.
operational restriction
Indicates an operational restriction of vehicle or wagon.
vehicle keeper
Indicates the organization that owns/operated a vehicle or wagon.
unique operational point id
Code composed of country code and alphanumeric operational point code, as defined in RINF.
TAF/TAP code
Primary code developed for TAF/TAP.
bidirectional
Indicates if a micro link or an internal node link can be traversed in both directions.
tunnel length
Length of a tunnel meassured in kilometers.
track length
Distance in kilometers between operational points at start and end of a track.
alternative name
Alternative name of a vehicle.
tsi compliant
Indicates if a certain property is TSI compliant.
type version number
Serial number that identifies a vehicle type.
vehicle number
Identification number of a vehicle or wagon.
vehicle series
Manufacturing series of a vehicle.
kilometer
Distance measured from the origin of a national railway line.
rinf index
Index code used in the original definition of a parameter in RINF.
eratv index
Index code used in the original definition of a parameter in ERATV.
load capability
A combination of the line category and speed at the weakest point of the track.
national load capability
National classification for load capability.
high speed load model compliance
Compliance of structures with the High Speed Load Model (HSLM).
structure check location
Railway location of structures requiring specific checks.
structure check document
Document with the procedure(s) for static and dynamic route compatibility checks.
static axle load in working order
Static axle load in working order.
static axle load under normal payload
Static axle load under normal payload.
static axle load under exceptional payload
Static axle load under exceptional payload.
design mass in working order
Design mass in working order.
design mass under normal payload
Design mass under normal payload.
design mass under exceptional payload
Design mass under exceptional payload.
maximum design speed
Maximum design speed.
vehicle length
Vehicle length.
axle spacing
Position of the axles along the unit. a: Distance between axles; b: Distance from end axle to the end of the nearest coupling plane; c: distance between two inside axles.
permissible payload
Permissible payload for different line categories.
gauging profile
Gauges as defined in European standard or other local gauges, including lower or upper part.
gauging check location
Location of particular points requiring specific checks due to deviations from gauging. The location (generally the distance from the origin of the line to the centre) on a line is given in kilometres with decimals (precision of 0.001).
gauging traversal document
Document with the transversal section of the particular points requiring specific checks.
minimum vertical curve radius
Radius of the smallest vertical curve expressed in metres.
minimum convex vertical radius
Minimum vertical convex curve radius capability.
minimum concave vertical radius
Minimum vertical concave curve radius capability.
train detection system
Indication of supported types of train detection systems.
detection system specific check
Type of track circuits or axle counter to which specific checks are needed.
french train detection system limitation
Section with train detection limitation, specific for route compatibility check on French network.
has axle box detector
Existence of trackside hot axle box detector (HABD).
hot axle box detector TSI compliant
Trackside HABD TSI compliant. Specific for the French, Italian and Swedish networks.
hot axle box detector identification
Identification of trackside HABD. Applicable if trackside HABD is not TSI compliant.
hot axle box detector generation
Generation of trackside HABD. Specific for the French Italian and Swedish networks.
hot axle box detector location
Railway location of trackside HABD. Applicable if trackside HABD is not TSI compliant.
hot axle box detector direction
Direction of measurement of trackside HABD. Specific for the French Italian and Swedish networks.
axle bearing condition monitoring
Axle bearing condition monitoring.
cant deficiency
Maximum cant deficiency expressed in millimetres defined as difference between the applied cant and a higher equilibrium cant the line has been designed for.
maximum permitted speed
Nominal maximum operational speed on the line as a result of INF, ENE and CCS subsystem characteristics expressed in kilometres/hour.
rail inclination
An angle defining the inclination of the head of a rail relative to the running surface.
maximum speed and cant deficiency
Combination of maximum speed and maximum cant deficiency for which the vehicle was assessed.
wheel set gauge
A single value expressed in millimetres that identifies the track and vehicle wheel set gauge.
minimum wheel diameter
Maximum unguided length of fixed obtuse crossings is based on a minimum wheel diameter in service expressed in millimetres.
wheelset gauge changeover facility
Wheelset gauge changeover facility.
minimum horizontal radius
Radius of the smallest horizontal curve of the track in metres.
maximum braking distance
The maximum value of the braking distance [in metres] of a train shall be given for the maximum line speed.
gradient profile
Sequence of gradient values and locations of change in gradient.
maximum train deceleration
Limit for longitudinal track resistance given as a maximum allowed train deceleration and expressed in metres per square second.
has additional braking information
Availability by the IM of additional information as defined in 4.2.2.6.2 (2) Regulation XXX - OPE TSI.
additional braking information document
Electronic document available in two EU languages from the IM stored by the Agency providing additional information as defined in point (2) of point 4.2.2.6.2 of the Annex to Regulation XXX - OPE TSI.
emergency braking
Stopping distance and deceleration profile for each load condition per design maximum speed.
brake weight percentage
Brake weight percentage (lambda) or Braked mass.
thermal capacity TSI reference
Reference case of a TSI thermal capacity.
thermal capacity speed
Thermal capacity speed. If no reference case is indicated.
thermal capacity gradient
Thermal capacity gradient. If no reference case is indicated.
thermal capacity distance
Thermal capacity distance. If no reference case is indicated.
thermal capacity time
Thermal capacity time. If no reference case is indicated.
parking brake maximum gradient
Maximum gradient on which the unit is kept immobilised by the parking brake alone (if the vehicle is fitted with it).
magnetic braking
Use of magnetic brakes.
conditional magnetic braking
Magnetic braking allowed under certain conditions.
emergency only magnetic braking
Magnetic braking allowed only under emergency conditions.
conditional emergency only magnetic braking
Magnetic braking allowed only certain conditions for emergency situations.
magnetic braking conditions document
Document with the conditions for the use of magnetic brakes.
magnetic brake prevention
Possibility of preventing the use of the magnetic track brake (only if fitted with magnetic brake)
eddy current braking
Use of eddy current brakes.
conditional eddy current braking
Eddy current braking allowed under certain conditions.
emergency only eddy current braking
Eddy current braking allowed only under emergency conditions.
conditional emergency only eddy current braking
Eddy current braking allowed only certain conditions for emergency situations.
eddy current braking conditions document
Document with the conditions for the use of eddy current brakes.
eddy current brake prevention
Possibility of preventing the use of the eddy current track brake (only if fitted with eddy current brake)
minimum temperature
Minimum tempertaure allowed for unrestricted operation access, according to European standard.
maximum temperature
Maximum tempertaure allowed for unrestricted operation access, according to European standard.
has severe weather conditions
Climatic conditions on the line are severe according to European standard.
snow ice hail conditions
Snow, ice and hail conditions.
contact line system
Indication of the type of the contact line system.
energy supply system
Indication of the traction supply system (nominal voltage and frequency).
energy supply system TSI compliant
Indication if the traction supply system (nominal voltage and frequency) is fully compliant with TSI.
umax2
Umax2 for lines referred to in sections 7.4.2.2.1 and 7.4.2.11.1 of Regulation (EU)1301/2014. Specific for the French network.
has regenerative brake
Indication whether regenerative braking is permitted or not.
conditional regenerative brake
Regenerative braking allowed under certain conditions.
prevent regenerative brake use
Possibility of preventing the use of the regenerative brake (only if fitted with regenerative brake).
current limitation required
Indication of whether an on board current or power limitation function on vehicles is required.
has current limitation
Electric units equipped with power or current limitation function.
maximum standstill current per pantograph
Indication of the maximum allowable train current at standstill for DC systems expressed in amperes.
maximum contact wire height
Indication of the maximum contact wire height expressed in metres.
minimum contact wire height
Indication of the minimum contact wire height expressed in metres.
tsi pantograph head
Indication of which TSI compliant pantograph heads are allowed to be used.
contact strip material
Indication of which contact strip materials are permitted to be used.
permitted contact force
Indication of contact force allowed expressed in newtons.
raised pantographs distance and speed
Indication of maximum number of raised pantographs per train allowed and minimum spacing centre line to centre line of adjacent pantograph heads, expressed in metres, at the given speed.
automatic dropping device required
Indication of whether an automatic dropping device (ADD) required on the vehicle.
vehicle pantograph head
Pantograph head geometry (to be indicated for each energy supply system the vehicle is equipped for).
vehicle contact force
Mean contact force.
number of pantographs in contact with OCL
Number of pantographs in contact with the overhead contact line (OCL) (to be indicated for each energy supply system the vehicle is equipped for).
shortest distance between pantographs in contact with OCL
Shortest distance between two pantographs in contact with the OCL (to be indicated for each energy supply system the vehicle is equipped for; to be indicated for single and, if applicable, multiple operation) (only if number of raised pantographs is more than 1).
ocl type
OCL type.
has automatic dropping device
Automatic dropping device (ADD) fitted (to be indicated for each energy supply system the vehicle is equipped for).
rolling stock fire category
Applicable rolling stock fire category for a tunnel.
national rolling stock fire category
Applicable national rolling stock fire category for a tunnel.
fire safety category
Fire safety category for tunnels.
platform height
Platform heights for which the vehicle is de­signed.
ETCS system compatibility
ETCS requirements used for demonstrating technical compatibility.
train integrity on-board required
Indication whether Train Integrity monitoring system (TIMS) is required to access the line for safety reasons.
has train integrity confirmation
Indication of on-board management system about completeness of the train information.
gsm-r network coverage
GSM-R networks covered by a roaming agreement
voice GSM-R network
Voice SIM Card GSM-R Home Network
data GSM-R network
Data SIM Card GSM-R Home Network
uses group 555
Indication if group 555 is needed/used.
voice radio compatible
Radio requirements used for demonstrating technical compatibility voice
data radio compatible
Radio requirements used for demonstrating technical compatibility data
protection legacy system
Indication of which class B system is installed
legacy radio system
Indication of radio legacy systems installed
is quiet route
Indication of a track being part of a route with noise restrictions
quieter route exempted country
Country where a vehicle may operate without noise restrictions
composite brake block retrofitted
Indicates if a vehicle's composite brake block is retrofitted