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Bahnbetriebswerk

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A motive power depot ( MPD ) or locomotive depot , or traction maintenance depot ( TMD ), is where locomotives are usually housed, repaired and maintained. They were originally known as "running sheds", "engine sheds" or just "sheds". Facilities are provided for refuelling and the replenishing of water, lubricating oil and grease and, for steam engines , the disposal of ash. There are often workshops for day-to-day repairs and maintenance, but locomotive building and major overhauls are usually carried out at locomotive works. (Note: In American English , the term depot is used to refer to passenger stations or goods (freight) facilities, not to vehicle maintenance facilities.)

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57-509: A Bahnbetriebswerk is the equivalent of a locomotive depot (or motive power depot) on the German and Austrian railways. It is an installation that carries out the maintenance, minor repairs, refuelling and cleaning of locomotives and other motive power. In addition it organises the deployment of locomotives and crews. In the Deutsche Bahn , a Bahnbetriebswerk is known today as a Betriebshof ;

114-546: A decrease and eventual phasing out of steam engines, with the last one to cease regular service in 1977. Traction was provided increasingly by diesel and electric engines. With increased use of diesel and electric locomotives, progress was made in decreasing travel time for passengers. New types of passenger trains were introduced such as the Trans Europ Express and the InterCity . Transport of goods also had to compete with

171-484: A former Bahnbetriebswerk into the largest railway experience world in the country. This involves restoring all the ramshackle buildings to their original state once again. As well as the maintenance of locomotives, several Bahnbetriebswerke are also responsible for looking after special trains - even the changeover of traction has not changed that. The most important units are emergency trains (to re-rail rolling stock that has derailed) and snow clearance equipment. Up to

228-483: A layer of coal dust covering them and the bed". Another key requirement of the steam engine is a supply of water which is carried in the tenders or tanks of the engines. In Australia, water was also carried in water gins (a water tank mounted on a wagon) due to longer distances covered and scarcer water resources. In depots where the limescale content of water was high (known in some areas as ‘Hard Water'), water softening plants were introduced. At Norwich engine shed in

285-533: A locomotive the engine had to be balanced quite precisely on the turntable and it could then be literally pushed around. Some turntables could be powered by fixing the vacuum brake of the engine to the turntable and using that to turn the engine. Later turntables were electrically operated. Many diesel locomotives in the UK have a cab at each end removing the need for the turntables. However, in Australia and America, there are

342-426: A number of single ended locomotives and turntables are still in use. Engine sheds would carry out basic maintenance and the bigger sheds would carry out more complex repairs. Locomotives that required further repair were sent to the company's locomotive works. Withdrawn locomotives could often be found at some depots before their final trips to the scrapyard. In the UK, the general practice is that one shed would have

399-485: A number of smaller sub-sheds where there were fewer facilities. When engines allocated to sub-sheds required repairs, they were often exchanged for a similar engine or perhaps just visiting the main depot on a Sunday when traffic levels were considerably lower. In terms of locomotive allocation, it seems to have been the practice that for some railways locomotives were all allocated to the main shed but in others each shed had its specific allocation of locomotives. A list of

456-508: A result, was entrusted with the technical direction of the Brunswick State Railway. Soon afterwards the first Bahnbetriebswerk was built. Not only did it carry out the usual functions of such a depot, but also others such as the construction of locomotives. In 1845, John Blenkinsop made it clear that it was considerably cheaper to service locomotives at regular intervals than not to repair them until they broke down. He therefore laid

513-501: A single locomotive class . Engine sheds could be found in many towns and cities, as well as in rural locations. They were built by the railway companies to accommodate the locomotives that provided their local train services. Each engine shed would have an allocation of locomotives that would reflect the duties carried out by that depot. Most depots had a mixture of passenger, freight and shunting locomotives, but some, such as Mexborough , had predominantly freight locomotives, reflecting

570-609: A wave of rationalisations in Deutsche Bahn that led to the closure of works and Betriebshöfen . In the former Deutsche Reichsbahn's area (i.e. eastern Germany) even the large Bahnbetriebswerke were shut. In order to deploy new motive units, such as the ICE , Betriebshöfe had to be enlarged in order to be able to service the new vehicles. Bahnbetriebswerke are responsible for carrying out routine maintenance and minor repairs on locomotives in service. The allocation of crews to train services

627-469: Is also planned and executed in a Bahnbetriebswerk . At specified intervals (usually once or twice a week), all the components of a locomotive are inspected and tested by the 'inspecting mechanics' ( Nachschauschlosser ). Larger Bahnbetriebswerke with more comprehensive equipment also carry out big repairs themselves, such as the replacement of engines or the profile milling of wheelsets using below ground wheelset turning equipment. The largest amount of work

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684-524: Is because the private railway operators cannot afford to build their own depots and so the task of maintaining locomotives is often handed over to the Betriebshöfe of the national railways. The Betriebshöfe are restricted areas that are usually not open to the public. The work is not just carried out during the day, but predominantly at night, when large numbers of locomotives are not needed for traction duties. ICEs or other multiple units are also stored in

741-443: The Betriebshöfe , which is not accessible and therefore there is no graffiti problem, as is often the case when unprotected goods wagons are stored in the open. At Betriebshöfe which still have buildings from the steam era, there are often problems in extending them. Buildings that are under heritage protection may not be torn down. Otherwise Betriebshöfe are basically laid out so that they can be extended in any direction. Even in

798-673: The DB-Fuhrparkservice . Locomotive depot The equivalent of such depots in German-speaking countries is the Bahnbetriebswerk or Bw , which has similar functions, with major repairs and overhauls being carried out at Ausbesserungswerke . The number of those was reduced drastically following the changeover from steam to diesel and electric traction, and most modern Bw in Germany are specialised depots, often responsible for

855-521: The Deutsche Reichsbahn in the GDR that were responsible for the servicing and repair of all railway works vehicles. These included a few buses and lorries to supplement rail services, but were mainly internal fault-clearing, delivery, supply or specialised works vehicles. In 1993 the maintenance and distribution of vehicles was changed. The remaining fleet was transferred to the new business area known as

912-706: The Südwestdeutsche Eisenbahn . With the formation of the FRG these successor organisations of the DRG were reunited, a situation codified by the Federal Railways Law (Bundesbahngesetz) that was ratified on 13 December 1951. The railways in the Saarland joined on 1 January 1957. The DB was a state-owned company that, with few local exceptions, exercised a monopoly concerning rail transport throughout West Germany. The DB

969-454: The privatisation of British Rail , some depots are now operated by the train builders who maintain the trains under contract with train operators. Around railway networks, there are locations just used for the coaling/fuelling of locomotives and the stabling of stock, either overnight or between duties. These are generally not regarded as engine sheds. Deutsche Bundesbahn The Deutsche Bundesbahn or DB ( German Federal Railway )

1026-550: The ÖBB refer to it as a Zugförderungsstelle ( Zf ). Many other countries simply use the term 'depot'. The smaller facility, the Lokomotivstation (also Einsatzstelle or Lokbahnhof ) akin to the British sub-depot or stabling point, is affiliated to a Bahnbetriebswerk . N.B. The shortened form Betriebswerk is also used and both are commonly abbreviated to Bw or BW . The plural is Bahnbetriebswerke . On 7 January 1835

1083-419: The 1950s and 1960s, the rise of manufacturing industry saw many staff leaving the railway for better working conditions (and pay) and many railways started to modernise as a result. The maintenance of the new diesel locomotives in filthy steam sheds soon proved difficult and, although some old sheds survived, many new diesel depots were built on new sites or on the sites of the old steam sheds. The major problem

1140-495: The 1980s there were also fire trains, whose function has since been subsumed by the railway fire services . For the smooth operation of a Bahnbetriebswerk , shunters are also needed to move wagons, coaches and locomotives that cannot move under their own power. Up to 20 years ago there were other special trains, such as used oil trains, that have since all been retired. The first Deutsche Reichsbahn buses and lorries entered service in 1933. The maintenance and repair of these vehicles

1197-399: The British sub-sheds can be found here . The drivers and fireman were the visible face of the engine shed and, as such, certain sheds had reputations for clean locomotives thanks to the dedication of those men. Many companies allocated a specific main line locomotive to a crew and they would usually take a personal interest in the cleanliness of their engine; some companies offered a prize to

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1254-587: The Deutsche Bundesbahn closed a total of 77 Bahnbetriebswerke . The end of the steam era in the DB led to further closures. Initially the Deutsche Reichsbahn in East Germany went in the other direction. Many smaller stabling points ( Lokbahnhöfe ) were promoted to Bahnbetriebswerke , primarily in order to ensure better maintenance of the locomotives on the spot. Not until the start of the changeover in traction in

1311-582: The UK, or outside, such as that at the East Broad Top Railroad & Coal Company in Rockhill, Pennsylvania , USA. There were six primary activities that took place at sheds. When a steam engine arrived on shed, it would drop its fire and the ash that had built up would be removed. Disposal of the ash was a filthy job and carried out at quiet times, although some bigger depots had facilities for disposing of ash more efficiently. Study of photographs from

1368-400: The UK, the sludge was discharged into a tank and emptied every three years or so with the sludge being dumped into the sea at Lowestoft. Tender locomotives required turning so they were facing the right way before their next duty. In the early days, these were typically around 45 feet long. As the technology improved and engines got bigger, then the turntables got longer. In order to turn

1425-450: The century-old operating concepts were completely changed - the unity of operations and maintenance was given up. These two functions were taken over by the business areas of traction and works. The Betriebswerke were renamed Betriebshöfe , each under its own manager. With this new structure the works now just became suppliers of maintenance jobs that were allocated to them from the traction business area. This totally new arrangement started

1482-602: The crew of the best kept engine. Many drivers would spend their own time on improving their knowledge and sharing best practice with younger drivers. The footplate staff (as drivers and fireman were known) were unionised from the 19th century and in the UK were generally in the ASLEF whilst other shed staff tended to be in the Amalgamated Society of Railway Servants (later National Union of Railwaymen ). Many engine shed workers put up with very poor conditions for many years. In

1539-483: The earliest opportunity. The DB, in the interim, initiated new coordinations in businesses with the DR, started IC and ICE services into Berlin, and extended IC and ICE services to major cities in eastern Germany. Administratively, on 1 June 1992 the DB and DR formed a joint board of directors which governed both entities. However, the merger was delayed over the structure of merged railway due to concerns by German politicians on

1596-549: The early years after the end of World War II involved the reconstruction of the heavily damaged infrastructure and the replenishment of locomotives and rolling stock. Contrary to the Deutsche Reichsbahn in the GDR, the DB was not subject to reparations and benefited from the influx of capital through the Marshall Plan . During the early years, new steam engines were constructed and placed into service. The last new steam locomotive type

1653-574: The erection of catenary in the Bw , the most important measure for the stabling of diesel locomotives was the installation of refuelling equipment. By comparison the amount of work needed to service electric locomotives is quite small, and is mainly restricted to replenishing the brake sand containers, greasing the relatively few grease points and functional testing – especially of the train safety (PZB) equipment. The same tasks have to be carried out on diesel locomotives as well. In addition, at regular intervals,

1710-524: The ever-increasing annual operating deficits incurred by the DB and DR. After several years of delays, the Bundesverkehrsministerium proposed a comprehensive reform of the German railway system (Bahnreform) , which was approved by the Bundestag in 1993 and went into effect on 1 January 1994. At the heart of the reform package was a) the merger of the DB and the DR and b) the change of the form of

1767-594: The ever-increasing competition from trucks. Furthermore, traditional services such as coal and iron ore shipments declined with the changes in the overall economy. After the introduction of the TGV in France, the ICE system of high speed passenger trains was developed. Significant stretches of new high speed track, like the Hanover-Würzburg high-speed rail line , had to be laid or upgraded. Other characteristics of this epoch are

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1824-681: The first Bahnbetriebswerk in Germany was opened. It looked after locomotives on the first railway line in Germany, the Bavarian Ludwigsbahn from Nuremberg to Fürth . It was here that the first locomotive in Germany, the Adler , was assembled and maintained. The inventor or father of the Bahnbetriebswerk was John Blenkinsop . He was the first to recognise that smooth railway operations needed well-equipped workshops and suitable personnel and, as

1881-531: The first repair shops ( Ausbesserungswerke ) also appeared, known at that time as Hauptwerkstätten (main workshops). On the creation of the German Empire the system described above was adopted by everyone and, in addition, many private railways were nationalised with the result that this approach was eventually followed by those too. With the takeover of the German state railways (the Länderbahnen ) following

1938-641: The former DRG caterer Mitropa was situated in East Germany and serviced the Deutsche Reichsbahn in the GDR. As West Berlin lay surrounded by the GDR, local and long-distance railway services in the divided city were provided exclusively by the DR, although the DB operated a ticket office in the Hardenbergstraße near the main West Berlin passenger station Zoologischer Garten . The immediate tasks in

1995-478: The foundations for what subsequently became the routine tasks of a Bahnbetriebswerk , although it was several years before they were divided into Bahnbetriebswerke and Ausbesserungswerke or repair shops. Gradually all the other German railway companies organised their technical support based on the example of the Ludwigsbahn and Brunswick State Railway. Because the radius of action of the first steam locomotives

2052-848: The industrial nature of that area in South Yorkshire . Others, such as Kings Cross engine shed in London, predominantly provided locomotives for passenger workings. Nearly all depots at that time had a number of shunting locomotives. Normally 0-4-0T or 0-6-0T tank engines, they would be allocated to shunting duties in goods yards, carriage sidings, goods depots and docks. Many large rail connected industrial sites also had engine sheds, primarily using shunting locomotives. Each railway company had its own architectural design of engine shed, but there were three basic designs of shed: The turntables for straight and dead end sheds were generally outside. Those in roundhouses could be inside, such as those at York in

2109-587: The introduction of computer systems and the steps taken towards an integrated system of European railways. Externally, rolling stock displayed more colourful and varied livery schemes. The two German states were reunified in October 1990 with both DB and DR now being special funds of the German Federal government. Article 26 of the Unification Treaty (Einigungsvertrag) stipulated the DR to be merged with DB at

2166-762: The lorries of the DB's own long-distance haulage fleet and the heavy transporters with Culemeyer trailers and tractors. The DB heavy transport group ( Straße-Schiene i.e. 'road-rail') was however based in Hagen . The general inspections were carried out by DB staff. Kraftwagenbetriebswerke were even attached to some of the DB's own driving schools. Smaller facilities, the K-Gruppe were attached to Bahnbetriebswerke (e.g. in Hamelin ). Locations with Kraftwagenbetriebswerke included Hanover , Hamburg , Bremen , Brunswick and Kassel . There were even Kraftwagenbetriebswerke ( Kbw ) in

2223-492: The maintenance and repair of an entire locomotive class . In the Deutsche Bahn today's Bahnbetriebswerke , called Betriebshöfe , are increasingly independent and divided up between several DB AG business areas. In the ÖBB the Technische Services division is responsible for them. In the majority of Betriebshöfe , jobs are also carried out for other companies, for example, the maintenance of private railway stock. This

2280-417: The maintenance of over 150 locomotives. The Deutsche Bundesbahn began from 1950 to turn smaller Bahnbetriebswerke into outstations. This development was accelerated by the changeover in traction, because considerably fewer personnel were needed for diesel and electric locomotives. And the reduction in passenger and goods traffic rendered some of the Bahnbetriebswerk capacity superfluous. From 1956 to 1969

2337-452: The management was streamlined which led to the closure of all smaller Bahnbetriebswerke . At the same time so-called Großbahnbetriebswerke (large locomotive depots) were created. Medium and small facilities were often integrated into these Betriebswerke . As a result, giant depots emerged that had a multitude of maintenance facilities. Examples include: Dresden-Friedrichstadt, Hamburg-Altona, Hamm and Osnabrück. They were often responsible for

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2394-415: The mid-1960s did the DR begin to follow a similar pattern to the DB. Smaller Bahnbetriebswerke were now closed, but most remained in service as locomotive stables. For diesel and electric locomotive servicing the DR generally made do with existing facilities; the construction of new, modern installations was only carried out in a few cases. With the reform of the railways and the formation of Deutsche Bahn

2451-535: The military governments of the Allied Occupation Zones in Germany were de facto in charge of the German railways in their respective territories. On 10 October 1946, the railways in the British and American occupation zones formed the Deutsche Reichsbahn im Vereinigten Wirtschaftsgebiet (German Imperial Railway in the united economic area), while on 25 June 1947, the provinces under French occupation formed

2508-485: The most important maintenance jobs in the Bw that was part of the laid-down routine was the washing out of the boiler. With the changeover of traction from steam to diesel and electric locomotives, a comprehensive reorganisation of Bahnbetriebswerke was necessary. Sites that were only needed for the maintenance of steam locomotives no longer had any significance. And whilst for the servicing of electric locomotives, hardly any special installations were necessary apart from

2565-443: The motors and drives have to serviced, including the changing of oil and various filters. Present-day Bws have to therefore have the right equipment for oil changes. Modern diesel and electric locomotives need very little maintenance thanks to a large number of maintenance-light and non-wearing components. For that reason there are only a few Bahnbetriebswerke today compared with those in the steam era and they often concentrated on

2622-560: The number of Bahnbetriebswerke rose and fell significantly. Initially the DR turned large Lokbahnhöfe into Bahnbetriebswerke , but on the foundation of the Deutsche Reichsbahn-Gesellschaft things changed suddenly. A fifth of the reparations that had to be handed to the victorious powers after World War I had to be absorbed by the DRG. In order to be able to manage that, rationalisation measures had to be taken; above all almost all areas had to make savings. In addition

2679-443: The outer walls constructed of dry blocks much in the style of a dry stone wall with smaller pieces behind these. As technology advanced and the bigger sheds got busier, this process became mechanised and huge coaling towers above the neighbourhoods indicated where the engine shed was. The sheds were not clean places to work. The large east London depot of Stratford had an engineman's dormitory and its occupants would "wake up with

2736-403: The planning stages, consideration must be given to ensuring there is enough additional real estate that can be bought without difficulty if it is later decided to extend the facility. Former Betriebswerke are often no longer used and completely overgrown. Often the trackage is totally removed and only the buildings under historical protection remain. There is however a project in Germany to turn

2793-431: The state treaty of 30 April 1920 the organisation of engineering services was standardised across the whole of Germany. The Deutsche Reichsbahn (DR) set up various Reichsbahn divisions ( Reichsbahndirektionen ) and engineering offices ( Maschinenämter ). On 1 August 1935 there were 7 Reichsbahn divisions and 132 engineering offices. The new organisational regulations introduced in the 1920s proved their worth, nevertheless

2850-422: The steam era show it was not uncommon for piles of ash to be scattered around the depot site. After completing their last duty and arriving on shed, locomotives would have a regular boiler washout to remove scale, improve efficiency and protect safety. Locomotives generally ran on coal. Initially this job was done by hand and many depots had significant coal stacks on site. These would be neatly constructed with

2907-634: Was entrusted to newly created vehicle depots, the Kraftwagenbetriebswerke ( KBW, KBw ), which were often attached to existing Bahnbetriebswerke . Until the privatisation and reorganisation of the bus services in the Deutsche Bundesbahn in 1990, they also had Kraftwagenbetriebswerke ( KBW ). Amongst other things they handled the engineering aspects of bus services, i.e. the allocation of crews and vehicles, servicing and repairs. In addition other DB road vehicles were maintained, for example

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2964-428: Was formed as the state railway of the newly established West Germany (FRG) on 7 September 1949 as a successor of the Deutsche Reichsbahn-Gesellschaft ( DRG ). The DB remained the state railway of West Germany until after German reunification , when it was merged with the former East German Deutsche Reichsbahn ( DR ) to form Deutsche Bahn , which came into existence on 1 January 1994. After World War II, each of

3021-441: Was only about 80 km, facilities were installed at all larger stations for the maintenance of locomotives; in particular coal and water supplies had to be replenished. Such facilities also appeared at junctions , which explains why there were so many locomotive sheds of that type. From the 1860s, all railway companies separated the functions of traffic operating (working the locomotives) and mechanical engineering. Over time,

3078-571: Was placed under the control of the Bundesverkehrsministerium (Federal Transport Ministry). With its headquarters in Frankfurt , in 1985 the DB was the third-largest employer in the FRG, with a strength of 322,383 employees. A special transit police ( Bahnpolizei ) provided security. The catering needs of the DB were supplied by the “Deutsche Schlafwagen- und Speisewagengesellschaft” (DSG) , later “Deutsche Service-Gesellschaft der Bahn”, as

3135-425: Was that which once had to be carried out in order to maintain steam locomotives. In addition to the replenishment of operating supplies - water, coal and braking sand - the cinders had to be emptied from the grate and smokebox daily. Even the oiling of all the bearings was part of the daily schedule of work for a steam locomotive. It was also important to turn tender locomotives in the planned direction of travel. One of

3192-512: Was the Class 10, which entered service in 1957. Only two units of class 10 were built. In 1959 DB took the last steam locomotive delivery when the last of the class 23 locomotives was delivered. Soon, with increase in mass motorization, the railway started to lose passenger volume. As a result, rail buses were introduced on some lines, while other smaller volume lines were closed. Main lines became increasingly electrified. The later years of this epoch saw

3249-458: Was the disposal of oil, which initially was left lying around causing pollution and safety issues. The new depots were equipped to deal with diesel fuel and the ability to access the underside, as well as upper body work, was improved. The tasks were not that much different in that diesel locomotives were fuelled rather than coaled, although they did require water as early diesels were equipped with steam generators for train heating purposes. Since

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