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Wikimedia Commons has media related to 2-6-4 locomotives. Locomotives classified 2-6-4 under the Whyte notation of locomotive axle arrangements. The equivalent UIC classification of locomotive axle arrangements is 1C2 or 1'C2'.
The first 2-6-6-4s built in the United States were for the Pittsburgh and West Virginia Railroad, and these were not high-speed locomotives but rather mountain engines. They received three in 1934 and four more in 1937 and operated the 2-6-6-4s until 1953. The next of the type was a class of ten ordered by the Seaboard Air Line in 1935 and 1937 ...
Factor of adh. The Union Pacific Challengers are a type of simple articulated 4-6-6-4 steam locomotive built by American Locomotive Company (ALCO) from 1936 to 1944 and operated by the Union Pacific Railroad until the late 1950s. A total of 105 Challengers were built in five classes. They were nearly 122 ft (37 m) long and weighed 537 short ...
2-6-2+2-6-2. Under the Whyte notation for the classification of steam locomotives by wheel arrangement, a 4-6-2+2-6-4 is a Garratt or Union Garratt articulated locomotive using a pair of 4-6-2 engine units back to back, with the boiler and cab suspended between them. The 4-6-2 wheel arrangement of each engine unit has four leading wheels, six ...
Swiss classification: 2/3+2/3 The UIC classification is refined to (1'B)B1' for a Mallet locomotive . A similar wheel arrangement has been used for Garratt locomotives , but it is referred to as 2-4-0+0-4-2 since both engine units can pivot.
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The Pennsylvania Railroad 's class Q2 comprised one prototype and twenty-five production duplex steam locomotives of 4-4-6-4 wheel arrangement built between 1944 and 1945. [ 1][ 3][ 4][ 2] They were the largest non- articulated locomotives ever built and the most powerful locomotives ever static tested, producing 7,987 cylinder horsepower ...
The Lionel Corporation used the 2-6-4 wheel arrangement in many of its model steam locomotives, including the 2037 used in the infamous pastel-coloured Girls' Train. [9] Their 2-6-4 model was based on the Pennsylvania Railroad’s K4 class pacific , even though this was a 4-6-2 rather than a 2-6-4.