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This sign aside a railroad (between Ghent and Bruges) indicates the start of the transition curve. A parabolic curve (POB) is used.
This sign aside a railroad (between Ghent and Bruges) indicates the start of the transition curve. A parabolic curve (POB) is used.
Brusio spiral viaduct and railway (Switzerland, built 1908), from above
Brusio spiral viaduct and railway (Switzerland, built 1908), from above
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New railway concrete sleeper
New railway concrete sleeper
Traditional railway track showing ballast, part of sleeper and fixing mechanisms
Traditional railway track showing ballast, part of sleeper and fixing mechanisms
Track of Singapore LRT
Track of Singapore LRT
Ballastless high-speed track in China
Ballastless high-speed track in China