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See searches and references containing SOLID STATE-INTERLOCKING!SOLID STATE-INTERLOCKING
Solid State Interlocking (SSI) is the brand name of the first generation processor-based interlocking developed in the 1980s by British Rail's Research
Solid_State_Interlocking
Arrangement of railway signal apparatus
tracks interlocked together are sometimes collectively referred to as an interlocking plant or just as an interlocking, and the term "interlocking" is sometimes
Interlocking
Railway signal interlocking using computers
Computer-based interlocking (CBI) is railway signal interlocking implemented with computers and semiconductors, rather than using older technologies such
Computer-based_interlocking
British railway signalling technology
they controlled Solid State Interlockings (SSIs), a software version of the traditional relay interlocking, but existing relay interlockings may also be controlled
Integrated Electronic Control Centre
Integrated_Electronic_Control_Centre
System installed in trains to prevent collisions through driver error
Integrated Electronic Control Centre Interlocking Lever frame Rail operating centre Solid State Interlocking Westlock Interlocking Signals Application of railway
Automatic_train_protection
Railway safeworking operations
variety of names including signal box (International and British) and interlocking tower (North America). London Underground call them signalling cabins
Signalling_control
Railway signalling system
token. The token is then transmitted to the train by radio. The Solid State Interlocking controlling the system prevents the issue of any token permitting
Radio_Electronic_Token_Block
French rolling stock manufacturer
after which the state was entitled to a 15% share at a similar markdown on the actual market price. "FY 2024/25: Alstom delivers solid profit and cash
Alstom
Transportation company
in Pittsburgh, Pennsylvania from the assets of the Interlocking Switch & Signal Company (interlocking controls) and the Union Electric Signal Company. The
Hitachi_Rail_STS
Former Canadian rolling stock and rail transport manufacturer
America: Brazil: Monorail manufacturing facility in Hortolandia São Paulo state. In early 2013, Deutsche Bahn announced that it was suing Bombardier for
Bombardier_Transportation
Rail rolling stock manufacturer
Integrated Electronic Control Centre Interlocking Lever frame Rail operating centre Solid State Interlocking Westlock Interlocking Signals Application of railway
Adtranz
Railway signalling device
Integrated Electronic Control Centre Interlocking Lever frame Rail operating centre Solid State Interlocking Westlock Interlocking Signals Application of railway
Treadle_(railway)
Intersection where a road crosses a railway at the same level
a runway crossing on the Belfast–Derry railway line. The runway was interlocked with conventional railway block instruments to the control tower. Scotland:
Level_crossing
Railway safety system
controlling the green aspect to energise the AWS electro-magnet. In a Solid State Interlocking the signal module has a "Green-Proved" output from its driver electronics
Automatic_Warning_System
Train protection system
Integrated Electronic Control Centre Interlocking Lever frame Rail operating centre Solid State Interlocking Westlock Interlocking Signals Application of railway
Chinese_Train_Control_System
Automatic train control systems
Integrated Electronic Control Centre Interlocking Lever frame Rail operating centre Solid State Interlocking Westlock Interlocking Signals Application of railway
EBICAB
Former British company
control equipment, including: Style 63 point machine Solid State Interlocking Westlock Interlocking WESTRACE WESTEX WESTCAD "History". Invensys Rail Group
Westinghouse_Rail_Systems
of an interlocking and 20 mph when not in the limits of an interlocking. This is used for trains negotiating complex trackwork at interlockings. Restricted
North American railroad signals
North_American_railroad_signals
Warning system for train drivers used in Ireland
Integrated Electronic Control Centre Interlocking Lever frame Rail operating centre Solid State Interlocking Westlock Interlocking Signals Application of railway
Continuous Automatic Warning System
Continuous_Automatic_Warning_System
American railroad products company
company announced it was to assemble EMD locomotives at a plant leased in the state of Minas Gerais, Brazil. On May 24, 2008, Caterpillar agreed to acquire
Progress_Rail
Railway rolling stock manufacturer
2022 at the Wayback Machine The application of Smart Data Services in interlocking systems - Data Capture Unit Archived 21 January 2022 at the Wayback Machine
Siemens_Mobility
Rail traffic control systems used in the United Kingdom
whilst the interlocking proves sufficient elements of the junction-indicator are lit before clearing the main aspect. With route relay interlocking the proving
UK_railway_signalling
Rail automation products company
signalling solutions[buzzword], Thales additionally develops electronic interlocking systems, axle counters that can replace track circuits, various types
Thales Rail Signalling Solutions
Thales_Rail_Signalling_Solutions
Rail traffic control systems used in Norway
February 2026. Solberg, Bjørn Olav (1994). "Train radio system for Norwegian State Railways" (PDF). Telektronikk (4). Telenor: 73–81. Archived from the original
Norwegian_railway_signalling
Devices used to warn pedestrians and drivers of incoming trains at level crossings
Integrated Electronic Control Centre Interlocking Lever frame Rail operating centre Solid State Interlocking Westlock Interlocking Signals Application of railway
Level_crossing_signals
Train protection system in the UK and Victoria, Australia
Integrated Electronic Control Centre Interlocking Lever frame Rail operating centre Solid State Interlocking Westlock Interlocking Signals Application of railway
Train Protection & Warning System
Train_Protection_&_Warning_System
Italian railway gadgets
Integrated Electronic Control Centre Interlocking Lever frame Rail operating centre Solid State Interlocking Westlock Interlocking Signals Application of railway
Italian_railway_signalling
Railway fail-safe against human error
Integrated Electronic Control Centre Interlocking Lever frame Rail operating centre Solid State Interlocking Westlock Interlocking Signals Application of railway
Train_protection_system
Railway signalling system
What made CTC machines different from standard interlocking machines and ABS was that the vital interlocking hardware was located at the remote location
Centralized_traffic_control
System for safely moving trains
Integrated Electronic Control Centre Interlocking Lever frame Rail operating centre Solid State Interlocking Westlock Interlocking Signals Application of railway
Train_order_operation
Integrated Electronic Control Centre Interlocking Lever frame Rail operating centre Solid State Interlocking Westlock Interlocking Signals Application of railway
Dutch_railway_signalling
Railway cab signalling system
saved, or £5 million if only installed at high-risk locations; Railtrack stated that it concurred with these figures. The high cost of the scheme was a
Automatic Train Protection (United Kingdom)
Automatic_Train_Protection_(United_Kingdom)
Swedish railway signalling system
Integrated Electronic Control Centre Interlocking Lever frame Rail operating centre Solid State Interlocking Westlock Interlocking Signals Application of railway
Swedish_railway_signalling
Structural fence designed to physically stop falling rocks from reaching the tracks
Integrated Electronic Control Centre Interlocking Lever frame Rail operating centre Solid State Interlocking Westlock Interlocking Signals Application of railway
Railway_slide_fence
Spanish train protection system
Dimetal of Spain for use on various Iberian rail systems. RENFE, the Spanish state-owned railway operator, was put in charge of the rail system in 1975. Before
Anuncio de Señales y Frenado Automático
Anuncio_de_Señales_y_Frenado_Automático
Sign with level crossings, often in a cross
crossbuck indicates the number of tracks at the crossing. In the 1990s, the state of Ohio experimented with the modified Buckeye Crossbuck, which had a specialized
Crossbuck
Beacon or transponder used on railways
Integrated Electronic Control Centre Interlocking Lever frame Rail operating centre Solid State Interlocking Westlock Interlocking Signals Application of railway
Balise
System used in railway signalling
significant distance from the evaluator, and is useful when using centralised interlocking equipment, but less so when signalling equipment is situated beside the
Axle_counter
Railway safety system
continuous reminder of the last wayside signal or a continuous indication of the state of the track ahead. The first such systems were installed on an experimental
Cab_signalling
Form of fixed railway signal
by 1870. Becoming electrically operated and automatic, accompanied by interlocking, they were widely adopted in the U.S. After 1908, with the advent of
Railway_semaphore_signal
Railway signaling system
legislation favours the second option where the internal equipment of interlocking stations would be replaced by new electronic ETCS desks before switching
European_Train_Control_System
Dutch system of automatic train protection
Integrated Electronic Control Centre Interlocking Lever frame Rail operating centre Solid State Interlocking Westlock Interlocking Signals Application of railway
Automatische Treinbeïnvloeding
Automatische_Treinbeïnvloeding
Railway operating rulebook
Description and Location of Fixed Signals (Rules 401–404) Block and Interlocking Signals (Rules 405–430) Automatic Block Signal System (ABS) Rules (Rules
Canadian_Rail_Operating_Rules
Topics referred to by the same term
seismic engineering Solid State Interlocking, the brand name of a railway signalling system developed in the 1980s in the UK Solid state ionics, the study
SSI
Type of railway with speeds approaching but less than that of true high-speed rail
signalling needed to be computerized. The project employed the Solid State Interlocking with the newly laid fiber-optic communication between the components
Higher-speed_rail
Railway signaling system
management as well as acting as the interface with external systems. Interlocking system. When needed as an independent subsystem (for instance as a fallback
Communications-based train control
Communications-based_train_control
Railway points used as safety devices
the trap points are set to derail any vehicle passing that signal. Interlocking is used to make sure that the signal cannot be set to allow passage onto
Catch_points
Audible signal used at level crossings
Integrated Electronic Control Centre Interlocking Lever frame Rail operating centre Solid State Interlocking Westlock Interlocking Signals Application of railway
Wayside_horn
City in West Bengal, India
workshop was completed in 1904. Kharagpur has Asia's largest railway Solid State Interlocking (SSI) system. The Railways also plan to have an East Coast Dedicated
Kharagpur
Train protection system
locomotive consists of two magnet field detectors, which detect the signal's state according to polarity and timing of the magnetic field emitted by the second
Integra-Signum
Type of train protection system
capacity limitations at each interlocking of a large commuter rail operation when a train is broken down at the interlocking and 10–20 other trains are
Positive_train_control
South Korean machinery manufacturer
Refurbished Diesel Car (RDC) (built by Daewoo) Syria – Syrian Railways Thailand – State Railway of Thailand (SRT) APD.20 and APD.60 DMUs (then by Daewoo) Turkey
Hyundai_Rotem
Method of controlling single line railways
West Croydon line before resignalling. Usually in such cases special interlocking was provided between the two instruments at the intermediate signal box
Token_(railway_signalling)
Set of instructions to a train crew
Integrated Electronic Control Centre Interlocking Lever frame Rail operating centre Solid State Interlocking Westlock Interlocking Signals Application of railway
Track_Warrant_Control
panels, programmable logic controllers, a relay-based interlocking system or a solid state interlocking, and zone controllers with related power distribution
Signaling of the New York City Subway
Signaling_of_the_New_York_City_Subway
Integrated Electronic Control Centre Interlocking Lever frame Rail operating centre Solid State Interlocking Westlock Interlocking Signals Application of railway
Finnish_railway_signalling
Type of signal box in railway signalling
Integrated Electronic Control Centre Interlocking Lever frame Rail operating centre Solid State Interlocking Westlock Interlocking Signals Application of railway
Block_post
mounted on a mast or gantry (above the track). A warning signal describes the state of the following stop signal. It may present a yellow number above the signal
Belgian_railway_signalling
Railway station in West Bengal, India
for many years. Kharagpur also has the Asia's largest Railway Solid State Interlocking (SSI) system. Platform nos. 1 and 3, and 2 and 4 of Kharagpur Junction
Kharagpur Junction railway station
Kharagpur_Junction_railway_station
Commuter railway line in Essex, England
contractor for the work was GEC Alsthom which provided a Mark 3 Solid State Interlocking (SSI) system, with SEMA providing the IECC element at Upminster
London, Tilbury and Southend line
London,_Tilbury_and_Southend_line
Class of vehicle protection systems for railways
April 2018. ja:自動列車停止装置#1.E5.8F.B7.E5.9E.8BATS LIRR Atlantic Branch Interlocking Diagrams 1968 "trainsimframework.org". trainsimframework.org. Retrieved
Automatic_train_stop
Class of train protection systems for railways
Bridge Disaster the state of New Jersey legislated use of speed control on all major passenger train operators within the State. While speed control
Automatic_train_control
Visual signal device for railway engineers
building, known as a signal box (UK) or interlocking tower (US), and eventually they were mechanically interlocked to prevent the display of a signal contrary
Railway_signal
Railroad grade crossing signal
target in the early 1930s. It required a change in the paint scheme from solid red to a black cross and border on a white background, but there was no
Wigwag_(railroad)
American company (1881–2009)
circuit inventor William Robinson) and the Interlocking Switch & Signal Company (which had pioneered interlockings). In 1925 US&S acquired the Hall Signal
Union_Switch_&_Signal
Railway signalling system component
frame contains interlocking designed to ensure that the levers cannot be operated to create a conflicting train movement. Each interlocking installation
Lever_frame
Cross road signal company in America
signal was relatively common throughout the Midwestern United States, where state regulators required use of the design. Some were also installed in the Western
Griswold_Signal_Company
Rail traffic control systems in Australia
world. Sixteen signalboxes are fitted with route control relay/solid state interlocking systems and hardwired panels, and three are equipped solely with
Australian_railway_signalling
Czech private commercial company
Integrated Electronic Control Centre Interlocking Lever frame Rail operating centre Solid State Interlocking Westlock Interlocking Signals Application of railway
AŽD_Praha
section. Some operators treat such signals as block signals. In non-interlocking stations, there may be a No.0 block signal (in some operations, a No
Japanese_railway_signals
(Hauptsignal/Vorsignal) system. Originally, the railway company of each German state had its own signalling system. After these companies were merged into the
Railway_signals_in_Germany
Railway safety device
Integrated Electronic Control Centre Interlocking Lever frame Rail operating centre Solid State Interlocking Westlock Interlocking Signals Application of railway
Crocodile (train protection system)
Crocodile_(train_protection_system)
American former railroad equipment manufacture
services along the Corridor. The Brighton park crossing and Pershing Main interlocks utilize Safetran's Grade crossing predictor hardware and software, modernizing
Safetran
Railway research organisation
signalling breakthroughs made by the Research Division included Solid State Interlocking and the Integrated Electronic Control Centre. In 1986, finance
British Rail Research Division
British_Rail_Research_Division
Components of a train protection system
packet only contains its packet id with no parameters where 255 equals the state of all bits set in the 8-bit packet id field (11111111). The history of
Eurobalise
Railway cab signaling technology used on high-speed rail
although the implementation itself is still based on relays rather than solid state electronics. There are two components to the TVM-430 system: one ground-based
Transmission_voie-machine
Type of train protection system in Japan
Integrated Electronic Control Centre Interlocking Lever frame Rail operating centre Solid State Interlocking Westlock Interlocking Signals Application of railway
Train automatic stopping controller
Train_automatic_stopping_controller
Railway signalling systems used in Switzerland by different railway companies
safety features. They control shunting paths and are not fitted with interlocks. The driver must therefore ensure that points are set correctly through
Swiss_railway_signalling
Principle of signals used to control railway traffic
Beginning around the 1930s, electrical relay interlockings were used. Since the mid 1980s, new interlocking systems have tended to be of the electronic
Railway_signalling
Train protection system
the train's speed, length and category. displays information about the state of the system. It does not replicate trackside signals for the driver (for
Contrôle de vitesse par balises
Contrôle_de_vitesse_par_balises
Rail signaling equipment
off state to the receiver. In order to be failsafe when the shoe is energized it presents an off state to the receiver, while the non-energized state presents
Intermittent inductive automatic train stop
Intermittent_inductive_automatic_train_stop
German train protection system
electricity supply, however, which was not available in the mechanical interlocking stations widespread at the time. Parallel investigations looked at optical
Punktförmige_Zugbeeinflussung
Train protection system in North America
any speed restrictions pertaining to the train's route through said interlocking. Speed information acquired in this fashion will be displayed on the
Advanced Civil Speed Enforcement System
Advanced_Civil_Speed_Enforcement_System
Italian train protection system
Integrated Electronic Control Centre Interlocking Lever frame Rail operating centre Solid State Interlocking Westlock Interlocking Signals Application of railway
Sistema Controllo Marcia Treno
Sistema_Controllo_Marcia_Treno
Overview of train traffic management
other signal is cleared for a conflicting move. This is enforced by interlocking. Running lines (as distinct from sidings) are divided into sections.
Application of railway signals
Application_of_railway_signals
Anglo-Australian railway parts manufacturer
Integrated Electronic Control Centre Interlocking Lever frame Rail operating centre Solid State Interlocking Westlock Interlocking Signals Application of railway
Westinghouse Brake and Signal Company
Westinghouse_Brake_and_Signal_Company
There were two variants of signal arm: a slotted, lattice-like arm and a solid arm made entirely of enamelled metal. The mast was made of two steel profiles
Bavarian_railway_signals
Railway in southern England
and the remaining local boxes were abolished. The new system had solid state interlocking, but far fewer signals; as a consequence the maximum traffic capacity
Watford_DC_line
Italian train protection system
Integrated Electronic Control Centre Interlocking Lever frame Rail operating centre Solid State Interlocking Westlock Interlocking Signals Application of railway
RS4_Codici
Type of railway signalling system
Integrated Electronic Control Centre Interlocking Lever frame Rail operating centre Solid State Interlocking Westlock Interlocking Signals Application of railway
Moving_block
Railroad communications system
trailing, manually controlled level crossing, neutral sections, or other interlocking functions. It is standard practice to have an overlap after the signal
Automatic_block_signaling
American railway signalling company
Integrated Electronic Control Centre Interlocking Lever frame Rail operating centre Solid State Interlocking Westlock Interlocking Signals Application of railway
Magnetic_Signal_Company
Train protection system in South Korea
Integrated Electronic Control Centre Interlocking Lever frame Rail operating centre Solid State Interlocking Westlock Interlocking Signals Application of railway
Korean_Train_Control_System
Train protection system in Japan
on information received from the trains, route setting, control and interlocking, train interval regulation, and boundary control and train entry/exit
ATACS
French train protection system
Integrated Electronic Control Centre Interlocking Lever frame Rail operating centre Solid State Interlocking Westlock Interlocking Signals Application of railway
SACEM_(railway_system)
American manufacturer of railway signaling equipment
Integrated Electronic Control Centre Interlocking Lever frame Rail operating centre Solid State Interlocking Westlock Interlocking Signals Application of railway
Hall_Signal_Company
Railway track status technology
Dispatchers may authorize trains stopped by a zero-code to close in on certain interlocking signals by manually activating a 50 ppm close-in code. RS4 Codici is
Pulse_code_cab_signaling
Railway station in Melbourne, Australia
line to Essendon was abolished, but it was not until 2000 that solid-state interlocking was provided. In 2007, the control centre was moved to Craigieburn
Broadmeadows railway station, Melbourne
Broadmeadows_railway_station,_Melbourne
trap points or buffer stops to maintain a track circuit in the 'occupied' state in the event of a derailment. The track circuit remains de-energised until
Track_circuit_interrupter
Traffic control on Polish railways
the driver that the next signal is a semi-automatic signal. Most 4-state and 3-state ABS signals perform a secondary role of acting as a Distant signal
Polish_railway_signalling
SOLID STATE-INTERLOCKING
SOLID STATE-INTERLOCKING
Boy/Male
Muslim
Solid
Girl/Female
Biblical
Nativity, generation.
Boy/Male
Indian
Firm, Solid
Boy/Male
Indian, Sanskrit
Strong; Solid
Boy/Male
Indian
Solid
Surname or Lastname
Spanish and Asturian-Leonese (SolÃs)
Spanish and Asturian-Leonese (SolÃs) : habitational name from SolÃs in Asturies or a similarly named place elsewhere.English : from a medieval personal name bestowed on a child born after the death of a sibling, from Middle English solace ‘comfort’, ‘consolation’. The word also came to have the sense ‘delight’, ‘amusement’, and in some cases the surname may have arisen from a nickname for a playful or entertaining person.
Girl/Female
Muslim
Strong, Solid
Surname or Lastname
English
English : metonymic occupational name for a slater, from Middle English slate ‘slate’.
Boy/Male
Indian
Solid structure
Boy/Male
Muslim/Islamic
Solid
Biblical
nativity; generation;begetter;
Boy/Male
Tamil
Solid redemption
Girl/Female
Indian
Strong, Solid
Boy/Male
Muslim
Firm, Solid
Boy/Male
Hindu, Indian
Solid Redemption
Girl/Female
Arabic, British, Danish, English, Muslim
Solid; Strong
Boy/Male
Arabic, Muslim
Solid
Boy/Male
Arabic, Muslim, Parsi
Firm; Solid
Boy/Male
Muslim
Solid structure
Male
English
English surname transferred to unisex forename use, TATE means "cheerful."
SOLID STATE-INTERLOCKING
SOLID STATE-INTERLOCKING
Boy/Male
Muslim
Lion hearted
Girl/Female
Arabic, Muslim
Pride
Male
Greek
(ἈÏιδαίος) Greek name of Persian origin, ARIDAIOS means "strong."Â
Girl/Female
Muslim
To compete with pride
Male
English
English short form of Scottish Campbell, CAMP means "crooked mouth."
Boy/Male
English German
Famous ruler.
Boy/Male
Hindu
Girl/Female
Hindu
God name
Girl/Female
Hindu
Beautiful
Girl/Female
German, Greek, Latin
Little Flower
SOLID STATE-INTERLOCKING
SOLID STATE-INTERLOCKING
SOLID STATE-INTERLOCKING
SOLID STATE-INTERLOCKING
SOLID STATE-INTERLOCKING
n.
Estate; state.
imp. & p. p.
of State
n.
One who states.
n.
Any body of men united by profession, or constituting a community of a particular character; as, the civil and ecclesiastical states, or the lords spiritual and temporal and the commons, in Great Britain. Cf. Estate, n., 6.
a.
Recurring at regular time; not occasional; as, stated preaching; stated business hours.
n.
The bodies that constitute the legislature of a country; as, the States-general of Holland.
n.
Estate, possession.
a.
Sound; not weakly; as, a solid constitution of body.
v. t.
To cover with slate, or with a substance resembling slate; as, to slate a roof; to slate a globe.
a.
Firm; compact; strong; stable; unyielding; as, a solid pier; a solid pile; a solid wall.
n.
To render impervious or solid by driving with a calking iron; as, to stave lead, or the joints of pipes into which lead has been run.
a.
Not hollow; full of matter; as, a solid globe or cone, as distinguished from a hollow one; not spongy; dense; hence, sometimes, heavy.
v. t.
To place, as a statue; to form a statue of; to make into a statue.
n.
The likeness of a living being sculptured or modeled in some solid substance, as marble, bronze, or wax; an image; as, a statue of Hercules, or of a lion.
n.
The state; the general body politic; the common-wealth; the general interest; state affairs.
n.
Rank; condition; quality; as, the state of honor.
v. t.
To express the particulars of; to set down in detail or in gross; to represent fully in words; to narrate; to recite; as, to state the facts of a case, one's opinion, etc.
a.
Having all the geometrical dimensions; cubic; as, a solid foot contains 1,728 solid inches.
a.
Belonging to the state, or body politic; public.
a.
United; without division; unanimous; as, the delegation is solid for a candidate.