4-8-8-4
In the Whyte notation for the classification of steam locomotives by wheel arrangement, a 4-8-8-4 is a locomotive with a four-wheel leading truck, two sets of eight driving wheels, and a four-wheel trailing truck. 4-8-8-4s are commonly known as "Big Boys". Other equivalent classifications are:UIC classification: 2DD2 (also known as German classification and Italian classification)French classification: 240+042Turkish classification: 46+46Swiss classification: 4/6+4/6 The equivalent UIC classification is refined to (2′D)D2′ for Mallet locomotives.
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4-8-8-4
In the Whyte notation for the classification of steam locomotives by wheel arrangement, a 4-8-8-4 is a locomotive with a four-wheel leading truck, two sets of eight driving wheels, and a four-wheel trailing truck. 4-8-8-4s are commonly known as "Big Boys". Other equivalent classifications are:UIC classification: 2DD2 (also known as German classification and Italian classification)French classification: 240+042Turkish classification: 46+46Swiss classification: 4/6+4/6 The equivalent UIC classification is refined to (2′D)D2′ for Mallet locomotives.
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En la notación Whyte para clas ...... no del Union Pacific Railroad.
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In the Whyte notation for the ...... ace these monster locomotives.
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720,899,872
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En la notación Whyte para clas ...... para locomotoras tipo Mallet.
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In the Whyte notation for the ...... ′D)D2′ for Mallet locomotives.
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4-8-8-4
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4-8-8-4
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