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Track components (Pmudk)

The components consist of the rails themselves, usually of steel, the ties (crossbars) on which they are secured, by spikes, and the ballast, usually coarse gravel, on which the ties rest. (Source: Team)
Broader Term
Railroad tracks (Pmud)
Narrower Terms
Ballast crib (Pmudkb)
Crossovers (Pmudkd)
Frogs (Railroads) (Pmudkh)
Rail (Railroads) (Pmudkr)
Sidings (Railroads) (Pmudks)
Switches (Railroads) (Pmudkt)
Railroad ties (Pmudku)
Tie pads (Pmudkv)
Tie plates (Pmudkw)
Railroad turnouts (Pmudkx)
Related Terms (Hierarchical)
Types of track (Pmudb)
Lines of track (Pmude)