Y-shaped steel sleepers (German: Y-Stahlschwellen) are a type of railway sleeper designed to support railway track with a rail fastening system at with three points of contact.

Y-shape steel sleepers (left), versus straight steel/wood sleepers (right)

Further reading

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  • Zakeri, Jabbar Ali; Bahari, Yaser; Yousefian, Kaveh (2020-11-11). "Experimental investigation into the lateral resistance of Y-shape steel sleepers on ballasted tracks". Proceedings of the Institution of Mechanical Engineers, Part F: Journal of Rail and Rapid Transit. 235 (8). Institution of Mechanical Engineers. doi:10.1177/0954409720972595.
  • "Y-steel sleepers / ties". Track-o-Pedia. GRT Global Rail Academy and Media. Retrieved 2023-09-07.
  • Beck, Andreas; Hempe, Thomas (2008-04-08). "DB's experience with Y-steel sleepers". Global Railway Review. ISSN 2515-3021. Retrieved 2023-09-07.