The steam locomotives of Oldenburg Class B of the

Grand Duchy of Oldenburg State Railways The Grand Duchy of Oldenburg Railway (''Großherzoglich Oldenburgische Eisenbahn or GOE'') was the railway company that was run as a state railway for the Grand Duchy of Oldenburg (''Großherzogtum Oldenburg''), part of the German Empire. History ...

were built in the early 1900s for working the

metre gauge Metre-gauge railways are narrow-gauge railways with track gauge of or 1 metre. The metre gauge is used in around of tracks around the world. It was used by European colonial powers, such as the French, British and German Empires. In Europe, la ...

network on the German island of

Wangerooge Wangerooge is one of the 32 Frisian Islands in the North Sea located close to the coasts of the Netherlands, Germany and Denmark. It is also a municipality in the district of Friesland in Lower Saxony in Germany. Wangerooge is one of the East Fri ...

. Initially one example was ordered in 1904 from Freudenstein & Co. in Berlin. This tank engine weighed only 9.4 t when empty and could carry 1.2 m³ of water and 0.35 tonnes of

coal Coal is a combustible black or brownish-black sedimentary rock, formed as rock strata called coal seams. Coal is mostly carbon with variable amounts of other elements, chiefly hydrogen, sulfur, oxygen, and nitrogen. Coal is formed when dea ...

. It had a

well tank A tank locomotive or tank engine is a steam locomotive that carries its water in one or more on-board water storage tanks, tanks, instead of a more traditional tender (rail), tender. Most tank engines also have Fuel bunker, bunkers (or fuel tank ...

and the coal bunkers were on the left and right hand side of the

boiler A boiler is a closed vessel in which fluid (generally water) is heated. The fluid does not necessarily boil. The heated or vaporized fluid exits the boiler for use in various processes or heating applications, including water heating, central h ...

. The engine drove the second axle and the locomotive had the number 3. In 1910 a somewhat heavier and larger locomotive was ordered from

Hanomag Hanomag (Hannoversche Maschinenbau AG, ) was a German producer of steam locomotives, tractors, trucks and military vehicles in Hanover. Hanomag first achieved international fame by delivering numerous steam locomotives to Finland, Romania and B ...

. It weighed in at 12.2 tonnes (service weight). Because this engine acquitted itself well, in 1913 another one was ordered. These two locomotives were given numbers 4 and 5. After the formation of the Reichsbahn the engines were taken over, classified as DRG Class 99.02 and given the numbers 99 021–023. In 1942 locomotives 99 021 and 99 022 had to be handed over for wartime duties at the Eastern front where they disappeared without trace. Number 99 023 remained on

and underwent a minor rebuild. It was given larger water tanks, wooden window shutters and an electrically operated lantern. It was retired in 1957.

References

* * {{Oldenburg locomotives 0-4-0T locomotives B Metre gauge steam locomotives Railway locomotives introduced in 1904 Hanomag locomotives B n2t locomotives

See also

References