| 摘要 |
FIELD: construction.SUBSTANCE: invention relates to a superstructure of a railway track, in particular, to reinforced concrete sleepers, used preferably in long-welded rails. A solid bar reinforced pre-stressed sleeper comprises teeth on ledges in zones under rails, at the same time teeth are arranged symmetrically relative to the cross axis of the sleeper bed.EFFECT: invention provides for increased fixation of a sleeper in a ballast prism.5 dwg |
