Under the Whyte notation for the classification of steam locomotives, 2-8-2 represents the wheel arrangement of two leading wheels on one axle, usually in a leading truck, eight powered and coupled driving wheels on four axles and two trailing wheels on …

「2-8-2」是華氏式別中的蒸氣機車輪式之一，即機車擁有兩個導輪（一軸）、八個動輪（四軸）及兩個從輪（一軸）。 這種輪式又稱為「御門式」（Mikado，多簡稱為Mike）或「麥克阿瑟式」（MacArthur），在 美國 頗為流行，但在 歐洲 、 日本 等也有採用。

2024年11月1日 · The 2-8-2 design (a blend of the 2-8-0 and 2-6-2 wheel arrangements) offered just the right amount of power, pull, and speed to be used for about any type of service, from passenger trains to freights moving over stiff grades. Additionally, they were built to both standard as well as narrow-gauge applications.

2020年12月4日 · “2-8-2”是华氏式别中的蒸气机车轮式之一，即机车拥有两个导轮（一轴）、八个动轮（四轴）及两个从轮（一轴）。 这种轮式又称为“御门式”（Mikado，多简称为Mike）或“麦克阿瑟式”（MacArthur），在 美国 颇为流行，但在 欧洲 、 日本 等也有采用。

Chicago, Rock Island & Pacific 2-8-2 "Mikado" Locomotives in the USA In 1911 the Chicago, Rock Island & Pacific Railway needed higher speed so it designed a new 2-8-2 Locomotive. The Baldwin Locomotive Works delivered 40 (road numbers 2500-2539) of the "Mikados" in 1912 and the American Locomotive Company delivered another 10 (road numbers 2540 ...

This was the standard light freight locomotive of the USRA types, and was of 2-8-2 wheel arrangement in the Whyte notation, or 1′D1′ in UIC classification. A total of 614 locomotives were built under the auspices of the USRA, [1] with a further 641 copies built after the …

2006年6月30日 · A key milestone in the evolution of the Mikado was the introduction of light and heavy versions of the 2-8-2, designed by the United States Railroad Administration during World War I. The locomotives were allocated to railroads in need of extra power to move wartime traffic.

The 2-8-2 saw great success in the United States, mostly as a freight locomotive. In the 1910s it largely replaced the 2-8-0 Consolidation as the main heavy freight locomotive type. Its tractive effort was similar to that of the best 2-8-0s, but a developing requirement for higher speed freight trains drove the shift to the 2-8-2 wheel arrangement.

2024年4月12日 · The 2-8-2 classification (also known under the name of "Mikado", "McAdoo Mikado" - after Director General of Railroads William G. McAdoo - or simply "Mike") was a wheel arrangement common to steam locomotives in the late 1800s and early 1900s.

By 1916, the 2-8-2 "Mikado" type locomotive was replacing the "Consolidated" type throughout the country and the New York, Chicago & St. Louis was in need of new motive power and it follow the trend.