Crossover, a device set used for joining two parallel routes, which provides the possibility of passing a route over another in both right & left directions. This type of crossing is being used in the subways of Tehran, Tabriz, Ghom, Kermanshah, Mashhad, Karaj, Esfahan & Shiraz subways.
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Turnouts
A set of devices that guide the train from a straight track to a branching track.
Turnout components
A turnout is composed of forged, casting, machined, welded and some other...
Fastening systems
A fastening system in a turnout consists of: screws spikes, various types of spring washers,...
Buffer stop
A buffer stop is a device, installed at the end of rail tracks...
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