This is a list of notable railway
track gauge conversions, railway lines where the distance between a set of tracks is broadened or narrowed. Conversions to broader gauge are generally to accommodate heavier loads or for wider cars, while conversions to narrower gauge tend to be for compatibility with other lines on a rail network. This list also contains instances of lines already prepared for conversion and those which are planned to be converted.
See also
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Break-of-gauge
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 on those rails) meets a line of a different gauge. Trains and rolling stock generally cannot ...
References
{{Navbox track gauge
Track gauges
Track