2-6-6-2

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A preserved 2-6-6-2ST (Saddle Tank) locomotive.
Narrow gauge 2-6-6-2 locomotive.

In Whyte notation, 2-6-6-2 refers to a railroad steam locomotive that has two leading wheels followed by six coupled driving wheels, a second set of six coupled driving wheels, and two trailing wheels. This type of locomotive was commonly used in North America on logging railways.

[edit] Equivalent classifications

Other equivalent classifications are:
UIC classification: 1CC1 (also known as German classification and Italian classification)
French classification: 130+031
Turkish classification: 34+34
Swiss classification: 3/4+3/4
Russian classification: 1-3-0+0-3-1

The UIC classification is refined to (1'C)C1' for Mallet locomotives.

[edit] Examples

The 2-6-6-2 wheel arrangement also appeared in Soviet Russia as a Russian gauge (5 ft /1,524 mm gauge) locomotive built by Kolomna Locomotive Works. The P34 was a modern but compact Mallet. Only one was built, the next Mallet from the Kolomna Locomotive Works was a much larger machine the P38 2-8-8-4.

[edit] See also



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