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  2. International Union of Railways - Wikipedia

    en.wikipedia.org/.../International_Union_of_Railways

    Over time, the UIC has formed various partnerships and cooperative frameworks with other multinational railway authorities, such as the European Union Agency for Railways. [15] The UIC has played a leading role in the development of Technical Specifications for Interoperability (TSIs), which have gradually taken over from older standards ...

  3. UIC classification of locomotive axle arrangements - Wikipedia

    en.wikipedia.org/wiki/UIC_classification_of...

    The UIC classification of locomotive axle arrangements, sometimes known as the German classification[1] or German system, [2][3] describes the wheel arrangement of locomotives, multiple units and trams. It is used in much of the world, notable exceptions being the United Kingdom and North America [a]. The classification system is managed by the ...

  4. UIC identification marking for tractive stock - Wikipedia

    en.wikipedia.org/wiki/UIC_identification_marking...

    The UIC identification marking for tractive stock is a standard for identifying train stock like locomotives that supply tractive force primarily in Europe. Since the beginning of 2007 locomotives or other traction units in Europe have been given a 12-digit number. Vehicle numbering is now governed by the Intergovernmental Organisation for ...

  5. UIC classification of railway coaches - Wikipedia

    en.wikipedia.org/wiki/UIC_classification_of...

    Railway coaches are classified under an international system developed by the UIC. This UIC classification of railway coaches replaced earlier national classification schemes in many countries, such as Germany. The coach class is expressed as a combination of letters. It is sometimes followed, for example in the Deutsche Bahn AG, by a three ...

  6. Loading gauge - Wikipedia

    en.wikipedia.org/wiki/Loading_gauge

    e. The clearance space between a train and the tunnel is often small. Pictured is a London Underground Northern line 1995 Stock train emerging from the tunnel north of Hendon Central station. A loading gauge is a diagram or physical structure that defines the maximum height and width dimensions in railway vehicles and their loads.

  7. UIC passenger coach types - Wikipedia

    en.wikipedia.org/wiki/UIC_passenger_coach_types

    UIC passenger coach types. The UIC type X, Y and Z coaches are passenger coaches for international railway services that have been standardised in certain respects by the International Union of Railways (Union internationale des chemins de fer or UIC). In 1961, types X and Y were defined in UIC Leaflet 567, the type Z followed subsequently.

  8. UIC classification of goods wagons - Wikipedia

    en.wikipedia.org/wiki/UIC_classification_of...

    These are covered in detail in the article on UIC classification of railway coaches. Each goods wagons type is given a type number, whose first digit forms the fifth digit of the 12-digit UIC wagon number. Class. Wagon type. 1st digit of type no. (5th digit of UIC no.) E. Ordinary open high-sided wagon. 5. F.

  9. Buffers and chain coupler - Wikipedia

    en.wikipedia.org/wiki/Buffers_and_chain_coupler

    Buffers and chain couplers (or couplings) – also known as "buffers and screw", "screw", and "screwlink" – are the de facto International Union of Railways (UIC) standard railway coupling used in the EU and UK, and on some railways in other parts of the world, such as in South America and India, on older rolling stock.