Определение railroad tie в Английский Язык Английский Язык словарь
A heavy, preserved piece of hewn timber laid crossways to and supporting the rails of a railroad
A railroad tie/railway tie/crosstie (North America), or railway sleeper (Europe & Australia) is a rectangular support for the rails in railroad tracks. Generally laid perpendicular to the rails, ties transfer loads to the track ballast and subgrade, hold the rails upright, and keep them spaced to the correct gauge