Sökning: "Abateneh Yitayew Alemu"

Hittade 1 uppsats innehållade orden Abateneh Yitayew Alemu.

  1. 1. Survey of railway ballast selection and aspects of modelling techniques

    Master-uppsats, KTH/Väg- och banteknik

    Författare :Abateneh Yitayew Alemu; [2011]
    Nyckelord :Railway; ballast gradation; material characterization; failure; ballast modelling;

    Sammanfattning : Previously great attention has been given for the quality of the track super structure to improve the overall performance of the railway. Frequent research on the track supporting materials shows a good result which improves the existing overall performance. LÄS MER