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Standard gauge
- The standard gauge is also called Stephenson gauge (after George Stephenson), international gauge, UIC gauge, uniform gauge, normal gauge and European gauge in Europe, and SGR in East Africa. It is the most widely used track gauge around the world, with about 55% of the lines in the world using it.
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Originally, various track gauges were used in the United States. Some railways, primarily in the northeast, used standard gauge of 4 ft in ( 1,435 mm ); others used gauges ranging from 2 ft ( 610 mm) to 6 ft ( 1,829 mm ). As a general rule, southern railroads were built to one or another broad gauge, mostly 5 ft ( 1,524 mm ), while northern ...
Sep 25, 2023 · The 6 feet, 0 inches of the Erie and the Lackawanna was the most important northern broad gauge. The Canadian railways used 5 feet, 6 inches, at least in part, for military considerations. In the South, broad gauges were dominant. If there was a common gauge there, it was 5 feet, 0 inches.
Apr 16, 2001 · The United States standard railroad gauge of 4 feet, 8.5 inches derives from the original specification for an Imperial Roman war chariot. Specifications and bureaucracies live forever.
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 different track gauges exist worldwide, gauge differences often present a barrier to wider operation on railway networks.
A 242A1 locomotive and standard gauge track at some model railway scales. This page lists the most relevant model railway scale standards in the world. Most standards are regional, but some have followers in other parts of the world outside their native region, most notably NEM and NMRA.
Feb 25, 2021 · We offer a simple overview of and visual guide to the difference in railway gauges - from the smallest models to the largest full-sized railways.
May 21, 2024 · Model train scales come in a handful of commercial sizes. Among the most popular model train scales in North America are HO, N, O and G. However, these letters stand in for very specific ratios that tell modelers what fraction they are using to scale, or model, reality.