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Top Terms > Facilities > Transportation, hydraulic and utility facilities > Railroad facilities > Railroad tracks > Track components > Tie plates

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Tie plates (Pmudkw)

Definition
Flanged plates between a rail and a tie that provide the rail with a uniformly firm foundation, help hold trackage, and prevent the rail from cutting into the tie under the heavy impact of trains. (Source: AASHTO Glossary)
Broader Term
Track components (Pmudk)
Related Terms (Hierarchical)
Ballast crib (Pmudkb)
Crossovers (Pmudkd)
Frogs (Railroads) (Pmudkh)
Rail (Railroads) (Pmudkr)
Sidings (Railroads) (Pmudks)
Switches (Railroads) (Pmudkt)
Railroad ties (Pmudku)
Tie pads (Pmudkv)
Railroad turnouts (Pmudkx)