In depth

Infrastructure: Understanding the performance of under sleeper pads

By Dipl-Ing Martin Quirchmair, Dr Harald Loy, Michael Sehner & Mag Michael Pümpel 2024-08-17T05:00:00

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Under sleeper pads have been used for ballast protection and improved track geometry over more than 20 years, but a new contact pressure measurement technique has revealed significant differences in their ballast protection properties.

  

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