railroad tie

Found in Anh - Anh (Wordnet)

Definition Noun : A railroad tie is a rectangular support, typically made of wood, concrete, or steel, that is laid horizontally across a railroad bed. Its primary function is to secure the rails in place, maintain the correct gauge (distance between the rails), and distribute the load from the rails to the track ballast and subgrade below. Usage The term railroad tie is used to refer to the in...