Tag Archive: Prof William Powrie

Jul 03

Analysis of a bridge approach: long-term behaviour from short-term response

Giacomo Ognibene, Prof William Powrie, Dr Louis Le Pen and Dr John Harkness 15th Railway Engineering Conference, Edinburgh, U.K. 3rd July 2019 Abstract Transition zones are locations where trackbed support conditions change abruptly, for example from an earth embankment onto a bridge. The track geometry at these sites degrades faster than regular railway track, requiring …

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Jul 03

Evaluating the performance of different sleeper shapes and materials

Toshan Rampat, Dr Louis Le Pen, Prof William Powrie, Dr John Harkness and Dr Antonios Zervos Railway Engineering-2019 15th International Conference & Exhibition 3rd -4th July 2019 Abstract Sleepers are conventionally designed in a cuboid shape of similar volume regardless of the material of construction. However, the bending stiffness and load transfer into the track …

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