Ballast plays a vital role in transmitting and distributing train wheel loads to the underlying sub-ballast and subgrade. Bearing capacity of track, train speed, riding quality and passenger comfort all depend on the stability of ballast through mechanical interlocking of particles. Ballast attrition and breakage occur progressively under heavy cyc
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Formatera PDF ● Sidor 432 ● ISBN 9780203815779 ● Utgivare CRC Press ● Publicerad 2011 ● Nedladdningsbara 3 gånger ● Valuta EUR ● ID 4109727 ● Kopieringsskydd Adobe DRM
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