The JGR Class 9020 an example of this arrangement
In the Whyte notation for the classification of steam locomotive wheel arrangement, a 2-4-4-0 is a locomotive with two leading wheels, two sets of four driving wheels, and no trailing wheels. Examples of this type were constructed as Mallet locomotives.
Examples[]
The Chemins de Fer Departmentaux Vivarais and the Chemins de Fer Departmentaux Lozère each possessed 2-4-4-0 Mallet locomotives. The Société Alsacienne de Constructions Mécaniques built three for the Vivarais system in 1908 and two for the Lozère system in 1909.
Equivalent classifications[]
Other equivalent classifications are:
- UIC classification: 1BB (also known as German classification and Italian classification)
- French classification: 120+020
- Turkish classification: 23+22
- Swiss classification: 2/3+2/2
- Russian classification: 1-2-0+0-2-0
The UIC classification is 1B'B.
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