Under the Whyte notation system, a steam locomotive that has four leading wheels arranged in a leading truck, eight coupled driving wheels and four trailing wheels in a trailing truck.
Under the Whyte notation for the classification of steam locomotives, 4-8-4 represents the wheel arrangement of four leading wheels on two axles, usually in a leading truck, eight powered and coupled driving wheels on four axles, and four trailing wheels on two axles, usually in a trailing truck. The type was first used by the Northern Pacific Railway and is consequently most commonly known as a Northern. Other equivalent classifications are: ⁕UIC classification: 2D2 ⁕French classification: 242 ⁕Turkish classification: 48 ⁕Swiss classification: 4/8 ⁕Russian classification: 2-4-2
The numerical value of 4-8-4 in Chaldean Numerology is: 0
The numerical value of 4-8-4 in Pythagorean Numerology is: 0
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