This decommissioned ERA site remains active temporarily to support our final migration steps to https://ualberta.scholaris.ca, ERA's new home. All new collections and items, including Spring 2025 theses, are at that site. For assistance, please contact erahelp@ualberta.ca.
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Spring 2017
The railway networks in Canada traverse from coast to coast, and pass over diverse terrain with large stretches of very soft soils, including clay deposits and peat formations. The majority of these lines were constructed approximately 100 years ago. Railway loads have since increased...
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Evaluating degraded ballast and track geometry variability along a Canadian freight railroad through ballast maintenance records and ground-penetrating radar
DownloadSpring 2018
The majority of track comprising Canadaâs large railway network is constructed on ballasted foundations. As such, the accumulation of fines within the void space between the ballast aggregate, referred to as ballast degradation, is considered to be a significant factor contributing to the...