wheelsets that are compatible with the track gauge. Since many different track gauges exist worldwide, gauge differences often present a barrier to wider...

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

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...

Dual gauge railroad track has three or four rails, allowing vehicles of two track gauges to run on it. Signalling and sidings are more expensive to install...

Variable gauge systems allow railway vehicles to travel between two railways with different track gauges. Vehicles are equipped with variable gauge axles...

Italy had two unusual dominant track gauges which were legally defined depending on the terrain encountered. The gauge of 1,445 mm (4 ft 8+7⁄8 in) was...

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 "Russian gauge", because...

their track length, track gauge, electrification system. The majority of tram systems use 1,435 mm (4 ft 8+1⁄2 in) standard gauge. Standard gauge is used...

Track gauge conversion is the changing of one railway track gauge (the distance between the running rails) to another. In general, requirements depend...

5 ft 6 in (1,676 mm), also known as the Indian gauge is a broad track gauge, used in India, Pakistan, western Bangladesh, Sri Lanka, Argentina, Chile,...

With railways, a break of gauge occurs where a line of one track gauge (the distance between the rails, or between the wheels of trains designed to run...

A narrow-gauge railway (narrow-gauge railroad in the US) is a railway with a track gauge (distance between the rails) narrower than 1,435 mm (4 ft 8+1⁄2 in)...

Originally, various track 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);...

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...

broad-gauge railway is a railway with a track gauge (the distance between the rails) broader than the 1,435 mm (4 ft 8+1⁄2 in) used by standard-gauge railways...

403 mi) of narrow-gauge railways, 18,007 kilometres (11,189 mi) of standard gauge railways and 2,685 kilometres (1,668 mi) of broad gauge railways. In the...

different countries, and loading gauges may vary across a network, even if the track gauge is uniform. The term loading gauge can also be applied to the maximum...

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

categorised by their wheel or track gauge. An HO scale or OO gauge model locomotive, for example, has a wheel gauge of 16.5mm. Track gauge – determines the distance...

uses standard-gauge (1,435 mm (4 ft 8+1⁄2 in)) tracks. Trains portal Rail gauge in North America Rail gauge in South America Rail gauge in Australia...

The track gauge adopted by the mainline railways in Ireland is 1,600 mm (5 ft 3 in). This unusually broad track gauge is otherwise found only in Australia...

major manufacturers. The OO track gauge of 16.5 mm (0.65 in) (same as the 1:87 HO scale) corresponds to prototypical gauge of 4 ft 1+1⁄2 in, rather than...

standard gauge. Some of the largest and oldest subway systems in the world use standard gauge in agreement with the country-wide dominant usage for track gauge...

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...

classic broad gauge track, in which the piles were forgone and transoms, similar to sleepers, maintained the rail gauge. Today, most rail track uses the standard...

narrow gauge On2 gauge – representing 2 ft (610 mm) narrow gauge On30 gauge – narrow gauge modeling in O Scale using H0 scale track OO gauge HO gauge Rail...

companies in Great Britain in the nineteenth century. The contest for which track gauge should become the standard carried with it the greater struggle for which...

Iberian gauge (Spanish: ancho ibérico, trocha ibérica, Portuguese: bitola ibérica) is a track gauge of 1,668 mm (5 ft 5+21⁄32 in), most extensively used...

G scale or G gauge, also called large scale (45 mm or 1+3⁄4 inches), is a track gauge for model railways which is often used for outdoor garden railways...

railway in 2015. The first recorded railway track to be laid in China was a 600-metre (1,969 ft) long miniature gauge demonstration line that a British merchant...