Definition & Meaning of "Berkshire locomotive"in English

What is the "Berkshire locomotive"?

The Berkshire locomotive is a type of steam locomotive that was first introduced in the 1920s. It is known for its large size and powerful design, particularly used for hauling heavy cargo and passenger trains over long distances. The Berkshire locomotive features a distinctive wheel arrangement, with four large driving wheels, making it well-suited for high-speed travel and carrying heavy loads. It became famous in the United States for its efficiency and strength, especially on railroads in the eastern and midwestern regions. The design was later adapted for use in other countries and remains a notable example of early 20th-century steam technology.