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→Sleepers
Sometimes, particularly with tram lines, the rails are supported directly on a concrete slab or other firm foundation, and metal rods connect the two rails together to hold them to the correct gauge.
Sometimes, particularly with tram lines, the rails are supported directly on a concrete slab or other firm foundation, and metal rods connect the two rails together to hold them to the correct gauge.
In the US and Canada, Sleepers ar normally called 'Ties'.
In the US and Canada, Sleepers are normally called 'Ties'.
== Ballast ==
== Ballast ==