Railways with a railway track gauge of 5 ft (1,524 mm) first appeared in the United Kingdom and the United States. This gauge became commonly known as...

Railways with a track gauge of 5 ft 3 in (1,600 mm) fall within the category of broad gauge railways. As of 2022[update], they were extant in Australia...

foot and 600 mm gauge railways are narrow gauge railways with track gauges of 2 ft (610 mm) and 600 mm (1 ft 11+5⁄8 in), respectively. Railways with similar...

Railways with a track gauge of 3 ft 6 in (1,067 mm) were first constructed as horse-drawn wagonways. The first intercity passenger railway to use 3 ft...

foot gauge railways have a track gauge of 3 ft (914 mm) or 1 yard. This gauge is a narrow gauge and is generally found throughout North, Central, and South...

5 ft 6 in (1,676 mm) is a broad track gauge, used in India, Pakistan, western Bangladesh, Sri Lanka, Argentina, Chile, and on BART in the San Francisco...

Forfar Railway opened in 1838 with a gauge of 5 ft 6 in (1,676 mm), and the Ulster Railway of 1839 used 6 ft 2 in (1,880 mm). Locomotives were being developed...

750 mm (2 ft 5+1⁄2 in) narrow-gauge railways are very similar to 760 mm (2 ft 5+15⁄16 in) and 2 ft 6 in (762 mm) gauge. 750 mm gauge rolling stock is almost...

A standard-gauge railway is a railway with a track gauge of 1,435 mm (4 ft 8+1⁄2 in). The standard gauge is also called Stephenson gauge (after George...

2 ft 6 in (762 mm) gauge railways are narrow gauge railways with track gauge of 2 ft 6 in (762 mm). This type of rail was promoted especially in the colonies...

Metre-gauge railways (US: meter-gauge railways) are narrow-gauge railways with track gauge of 1,000 mm (3 ft 3+3⁄8 in) or 1 metre. Metre gauge is used...

standard gauge. Most narrow-gauge railways are between 600 mm (1 ft 11+5⁄8 in) and 1,067 mm (3 ft 6 in). Since narrow-gauge railways are usually built with...

The 4 ft 6 in (1,372 mm) track gauge, also called the Scotch gauge, was adopted by early 19th century railways mainly in the Lanarkshire area of Scotland...

of railway track gauges by size. A gauge is measured between the inner faces of the rails. For ridable miniature railways and minimum gauge railways, the...

672 mm (5 ft 5+13⁄16 in) gauge of six Castilian feet. Those of Portugal were instead built to a 1,435 mm (4 ft 8+1⁄2 in) and later railways to a 1,664 mm...

used by standard-gauge railways. Broad gauge of 1,520 mm (4 ft 11+27⁄32 in), more known as Russian gauge, is the dominant track gauge in former Soviet Union...

railways in Europe use the standard gauge of 1,435 mm (4 ft 8+1⁄2 in). Some countries use broad gauge, of which there are three types. Narrow gauges are...

900 mm (2 ft 11+7⁄16 in) narrow-gauge railways are generally found in Europe. This gauge is mostly used for light urban rail networks, industrial and agricultural...

gauges were used in the United States. Some railways, primarily in the northeast, used standard gauge of 4 ft 8+1⁄2 in (1,435 mm); others used gauges...

Bosnian-gauge railways are railways with track gauge of 760 mm (2 ft 5+15⁄16 in). These were found extensively in the former Austro-Hungarian Empire as...

Slovakia at Solomonovo and the border with Romania at Nevetlenfolu are dual-gauge, 1520 mm (4 ft 11+27⁄32 in) and 1435 mm (4 ft 8+1⁄2 in). This is in part...

A list of 2 ft (610 mm), 1 ft 11+3⁄4 in (603 mm), 600 mm (1 ft 11+5⁄8 in), and 1 ft 11+1⁄2 in (597 mm) narrow-gauge railways in the United Kingdom. Trains...

Large amusement railways 2 ft and 600 mm gauge railways in the United Kingdom 2 ft 6 in gauge railroads in the United States 3 ft gauge railroads in the...

number of 700 mm (2 ft 3+9⁄16 in) gauge railways existed in Latvia, the Netherlands and Romania and several there were Cuban sugar cane railways. Other British...

(3 ft 6 in) South African Railways are 9 feet 6 inches (2.9 m) wide. A large numbers of railways using the 762 mm (2 ft 6 in) gauge used the same rolling...

Toronto-gauge railways are tram and rapid transit lines built to Toronto gauge, a broad gauge of 4 ft 10+7⁄8 in (1,495 mm). This is 2+3⁄8 in (60 mm) wider...

mm gauge railways are narrow-gauge railways built to a track gauge of 800 mm (2 ft 7+1⁄2 in). Whilst this gauge is uncommon amongst adhesion railways...

4 ft 8 in gauge railways are railways with a track gauge of 4 ft 8 in / 1,422 mm. This gauge is 1⁄2 inch (13 mm) less than 4 ft 8+1⁄2 in (1,435 mm) standard...

Minimum-gauge railways are railways with track gauges smaller than those of narrow-gauge railways, primarily designed for light, industrial, or tourist...

was to be 3000 mm (9 ft 10+1⁄8 in), more than twice that of the 1435 mm (4 ft 8+1⁄2 in) standard gauge used in western Europe. The railway was intended...