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High-speed rail

TLDR: High-speed rail is a type of train system that runs faster than traditional trains. It uses special trains and tracks to reach speeds above 250 km/h (155 mph). The first high-speed rail system was built in Japan in 1964, and since then, many countries around the world have developed their own high-speed rail networks.

High-speed rail, also known as HSR, is a type of train system that operates at much higher speeds than traditional trains. It uses specialized trains and dedicated tracks to achieve these high speeds. While there is no single standard for high-speed rail worldwide, lines that can handle speeds above 250 km/h (155 mph) or upgraded lines with speeds over 200 km/h (124 mph) are generally considered to be high-speed.

The first high-speed rail system, called the Tōkaidō Shinkansen, was introduced in Japan in 1964. This system, also known as the bullet train, connected the cities of Tokyo and Osaka. It was a huge success and inspired other countries, such as France, Germany, Spain, Italy, and China, to develop their own high-speed rail networks. Today, China has the largest high-speed rail network in the world, accounting for over two-thirds of the total.

High-speed trains mostly operate on standard gauge tracks with continuously welded rails. They are designed to run on grade-separated rights of way, which means they have their own dedicated tracks that are separate from other types of trains. This allows them to reach higher speeds and ensures a smoother and more efficient ride.

High-speed rail is considered the fastest and most efficient form of ground-based transportation. However, it is more expensive to build and maintain compared to conventional rail systems. Despite the higher costs, many countries have invested in high-speed rail infrastructure to connect major cities and improve transportation options for their citizens.

In summary, high-speed rail is a type of train system that operates at significantly faster speeds than traditional trains. It uses specialized trains and tracks to achieve these high speeds. The first high-speed rail system was introduced in Japan in 1964, and since then, many countries around the world have developed their own high-speed rail networks. High-speed rail offers a faster and more efficient mode of transportation, but it comes with higher costs for construction and maintenance.

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