Track gauge
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In rail transport, track gauge is the distance between the two rails of a railway track. All vehicles on a rail network must have wheelsets that are compatible with the track gauge. Since many differe
Fish-belly cast-iron rails from the Cromford and High Peak Railway
An early Stephenson locomotive
Triple gauge, from left: 1,435 mm (4 ft 8+1⁄2 in), 1,000 mm (3 ft 3+3⁄8 in), and 600 mm (1 ft 11+5⁄8 in), on display at the China Railway Museum in Beijing
A cartoon depicting the horrors of goods transfer at the break of gauge at Gloucester in 1843
5 ft 6 in gauge railway
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5 ft 6 in, also known as the Indian gauge, is a broad track gauge, used on Indian, Pakistani, western Bangladeshi, Sri Lankan, Argentine and Chilean railway systems, and on the BART system in the San
Track gauge
…mm) Cape gauge (1,067 mm) Standard gauge (1,435 mm) Russian gauge (1,520 mm) Five foot gauge (1,524 mm) Irish gauge (1,600 mm) Iberian gauge (1,668 mm) Indian gauge (1,676 mm) Triple gauge, from left: 1,435 mm (4 ft 8+1⁄2 in), 1,000 mm (3 ft 3+3⁄8 in), and 600 mm (1 ft 11+5⁄8 in), on display at the China Railway…
Janakpur, a modern Nepalese station on the Jaynagar–Bardibas railway line, interworking with India
Bay Area Rapid Transit tracks, laid to 5 ft 6 in (1,676 mm) with third rail electrification
Dual-gauge 5 ft 6 in (1,676 mm) and 1,000 mm (3 ft 3+3⁄8 in) track in Argentina