Essays about: "ballast gradation"
Found 1 essay containing the words ballast gradation.
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1. Survey of railway ballast selection and aspects of modelling techniques
University essay from KTH/Väg- och banteknikAbstract : 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. READ MORE
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