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The Beginningof Railroads in the United States

After the Civil War, the United States changed from an agricultural country to an industrial one. At the same time, the railroad system in the United States began to develop rapidly. In the late 1860s, the completion of the Pacific Railroad brought manpower and other resources to the Midwest, which boosted corn production in many states and further promoted the development of agriculture. The railroad became the main mode of transportation at that time. And the U.S. railroad industry saw an era of great prosperity in the early twentieth century.

GP15-1-Train

In the 1930s, diesel locomotives were put into use in the United States, mostly for shunting operations, and by the end of the 1930s, they began to compete with steam locomotives in other areas. after the 1940s, the advantages began to emerge, and with the need to replace a large number of steam locomotives because of their age, the U.S. railroads began a comprehensive reform of internal combustion. In this context, each diesel locomotive company launched a fierce competition. As an independent entity under General Motors at that time, EMD had outstanding advantages compared with other locomotive companies of the same period. EMD Locomotive Company holds the second highest sales in the world (the first is General Electric), which shows its great strength. Among them, the locomotives produced by GM-EMD at the beginning performed poorly in this competition due to the design problems. In the early 1950s, GM-EMD summed up the deficiencies in the structural design of BL2 locomotive, and then developed the classic new diesel locomotive such as GP7. The GP7 quickly gained popularity and was favored by many railway companies.

In order to meet the short and fast freight transportation business needs of the United States at that time, GP series came into being on the basis of BL2 locomotive. After learning from the lessons and experiences of the BL series locomotive shape and structure design, GM-EMD’s engineering designers applied all these improvement ideas to the design of the later GP series internal combustion locomotives. The GP7 was the first internal combustion locomotive in the series to be produced by GM-EMD with an exterior corridor rather than a shed. This is undoubtedly a particularly important breakthrough. As the first diesel in the GP series, the GP7 is off to a good start.

The Emergence of GP15-1

Later, GM-EMD Company launched a series of GP mainline locomotives, and GP15-1 diesel locomotive is the classic representative of this series. The GP15-1 was a type of locomotive built by the Electro-Motive Division of General Motors in the mid-1970s. The first GP15-1 was launched in 1976 as a low-power lightweight mainline shunting locomotive. It was designed to be a low-horsepower, low-cost alternative to the larger and more powerful locomotives that were in common use at the time. At the time, the GP7, GP9 and other representative models of the early generation were being replaced. The GP15-1 was built using parts from older locomotives and had a 1,500 horsepower engine.

During its heyday in the 1980s, the GP15-1 was widely used by many of the major North American railroads. As of March 1982, 310 GP15-1s had been built. It was particularly popular among short-line and regional railroads because of its affordability and reliability. However, as the rail industry evolved, the GP15-1 began to fall out of favor.

GP15-1-Train

Decline of GP 15-1

By the late 1990s, many of the GP15-1 locomotives had been retired from service. One of the main reasons for this was that the locomotive was not equipped with the modern computerized controls that had become standard in newer locomotives. This made the GP15-1 less efficient and more difficult to maintain compared to newer locomotives. Later, as airplanes and automobiles became popular in the United States, coupled with vicious competition from railroad companies, passenger rail in the vast and sparsely populated United States was declining.

Today, many U.S. internal combustion locomotives have been retired, there are only a few GP15-1 locomotives still in service in North America, and they are primarily used on short-line railroads or in switching yards.

Commemorative Value

The GP15-1 is one of the “endangered” diesel locomotives in North America, which are gradually receding from the stage of history in the face of the challenges of powerful air and road transportation. However, no one can deny that the locomotive still holds a place in the history of North American railroads as an important transitional model between older, less efficient locomotives and modern, high-tech ones. Many fans of diesel locomotives, especially those of the GP15-1, expressed regret. Some of them started collecting peripheral products such as GP15-1 models, which they found very memorable.

A friend of mine, who is a huge fan of diesel locomotives, bought an MOC set (MOC-103174) based on the GP15-1 that he thinks is great. This MOC is designed by Giallo.LXF and licensed at Rebrickable and Mattoncini for sale. He bought it from LETbricks, and this week I was lucky enough to get a look at the MOC creation that “swept him off his feet”. First of all the appearance of this MOC is very close to the real GP15-1 model and is almost a perfect reproduction. In addition, the color matching design of black, blue and yellow makes its exterior design look even realistic. What is particularly exciting is that the model can also be upgraded to a dynamic version for a more pleasant display. It’s a bit of a shame, though, because the set doesn’t include a PF Kit, so you have to buy it separately if you want to upgrade it for more experience.

To Sum Up

No one can deny the important role of it in the history of American railways, and the series also contributed to the advancement of human mechanical technology, although GP 15-1 has been ignored now. This is also the significance of promoting this building block toy set, we are inspired by the spirit of seeking innovation and promoting national technological upgrading,  aiming to pay tribute to the great inventions in history. 

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