Mammouth is a type of Locomotive to vapor whose axles have the following configuration:

• 3 Axle X driving

What is written:

• 0-6-0 in Whyte coding.
• 030 in coding of continental Europe.

This configuration was used on the most powerful engines of line of the beginnings of the railroad.

One distinguishes the Mammoth with configuration of axles identical to the Bourbonnais by the fact that they have a distribution and a mechanism interiors with the frame, the coupling of the driving axles being external.

; Company of the East: 030 Is 1002 to 1005 of 1893, future: 1-030 has 2,4 and 5
030 Is 3001 to 3014 of 1895 and 1896, future: 1-030 B 1 to 14