The DR Class 83.10 was a newly designed (''

Neubaulok The German term ''Neubaulokomotive'' () specifically refers to those steam locomotives which were newly designed and built, either for the Deutsche Bundesbahn in West Germany or the Deutsche Reichsbahn in East Germany, after the Second World War. ...

'')

steam locomotive A steam locomotive is a locomotive that provides the force to move itself and other vehicles by means of the expansion of steam. It is fuelled by burning combustible material (usually coal, oil or, rarely, wood) to heat water in the locomot ...

built for the

Deutsche Reichsbahn The ''Deutsche Reichsbahn'', also known as the German National Railway, the German State Railway, German Reich Railway, and the German Imperial Railway, was the German national railway system created after the end of World War I from the regiona ...

East Germany East Germany, officially the German Democratic Republic (GDR; german: Deutsche Demokratische Republik, , DDR, ), was a country that existed from its creation on 7 October 1949 until its dissolution on 3 October 1990. In these years the state ...

after the

Second World War World War II or the Second World War, often abbreviated as WWII or WW2, was a world war that lasted from 1939 to 1945. It involved the vast majority of the world's countries—including all of the great powers—forming two opposin ...

and was introduced into service in 1955 and 1956. The 83.10 was intended for duties on branch lines where a top speed of 60 km/h and a

driving wheel On a steam locomotive, a driving wheel is a powered wheel which is driven by the locomotive's pistons (or turbine, in the case of a steam turbine locomotive). On a conventional, non-articulated locomotive, the driving wheels are all coupled ...

diameter of 1,250 mm was sufficient. The

carrying wheels A carrying wheel on a steam locomotive is a wheel that is not driven; i.e., it is uncoupled and can run freely, unlike a coupled or driving wheel. It is also described as a running wheelWörterbuch der Industriellen Technik, Dr.-Ing. Richard Erns ...

and first

coupled wheels On a steam locomotive, a driving wheel is a powered wheel which is driven by the locomotive's pistons (or turbine, in the case of a steam turbine locomotive). On a conventional, non-articulated locomotive, the driving wheels are all coupled ...

worked together in a

Krauss-Helmholtz bogie A Krauss-Helmholtz bogie (''Krauss-Helmholtz-Lenkgestell'') is a mechanism used on steam locomotives and some electric locomotives to improve curve running. Operation The bogie comprises a carrying axle connected to a coupled axle via a sha ...

. The design of the Class 83.10 was based on the

DR Class 65.10 The DR Class 65.10 was a four-coupled passenger train tank engine operated by the East German Deutsche Reichsbahn (DR) for heavy suburban and commuter services. History Like the DB Class 65 built for the Deutsche Bundesbahn in West Germany, ...

. The engines were fitted with

superheated A superheater is a device used to convert saturated steam or wet steam into superheated steam or dry steam. Superheated steam is used in steam turbines for electricity generation, steam engines, and in processes such as steam reforming. There are ...

steam regulators, mixer-

preheater An air preheater is any device designed to heat air before another process (for example, combustion in a boiler With the primary objective of increasing the thermal efficiency of the process. They may be used alone or to replace a recuperative ...

s, distributed

sandbox A sandbox is a sandpit, a wide, shallow playground construction to hold sand, often made of wood or plastic. Sandbox or Sand box may also refer to: Arts, entertainment, and media * Sandbox (band), a Canadian rock music group * Sandbox ( ...

es and

plate frame Plate may refer to: Cooking * Plate (dishware), a broad, mainly flat vessel commonly used to serve food * Plates, tableware, dishes or dishware used for setting a table, serving food and dining * Plate, the content of such a plate (for example: ...

s. They could haul a train load of up to 1,000 tonnes at 60 km/h on the level. After the delivery of the first locomotive in 1955 the engine was fully tested at the

VES-M Halle The Versuchs- und Entwicklungsstelle Maschinenwirtschaft in Halle, Germany, (VES-M Halle) was a railway research and development department working for the engineering head office of the Deutsche Reichsbahn (DR) in East Germany after the Second Wor ...

trials depot. The various tests showed numerous shortcomings, that could not all be resolved on the production models. Several problems were able to be rectified in the course of subsequent modifications. The locomotive was never really convincing and, in the light of the looming changeover to diesel operations, only 27 examples were eventually built. It remains therefore relatively unknown. One area of operations was the

Arnstadt Arnstadt () is a town in Ilm-Kreis, Thuringia, Germany, on the river Gera about south of Erfurt, the capital of Thuringia. Arnstadt is one of the oldest towns in Thuringia, and has a well-preserved historic centre with a partially preserved town ...

–

Saalfeld Saalfeld (german: Saalfeld/Saale) is a town in Germany, capital of the Saalfeld-Rudolstadt district of Thuringia. It is best known internationally as the ancestral seat of the House of Saxe-Coburg and Gotha, Saxe-Coburg and Gotha branch of the S ...

line. In 1972 the last two machines, numbers 83 1025 and 83 1027 were retired. No examples of this class have been preserved.

References

* *

External links

Model of an 83.10
at the

Dresden Transport Museum The Dresden Transport Museum (German: Verkehrsmuseum Dresden) displays vehicles of all modes of transport, such as railway, shipping, road and air traffic, under one roof. The museum is housed in the Johanneum at the Neumarkt in Dresden. The Jo ...

Book about the BR 83.10
{{German steam locomotives 83.10 2-8-4T locomotives 83.10 Railway locomotives introduced in 1955 Standard gauge locomotives of Germany 1′D2′ h2t locomotives Freight locomotives LKM locomotives

See also

References

External links