'You deserve better': Alstom lays out its plans to fix wheels on Ottawa LRT system
The culprit part is said to be is a nut inside the vehicles' sealed axle assembly that works loose under the unexpectedly high lateral vibration the trains have been subjected to.
Saying that Ottawa "deserves better," a vice-president of trainmaker Alstom provided the most detailed explanation yet for the axle failures that have plagued the Confederation Line, causing both a derailment in August 2021 and this summer's three-week shutdown of the LRT. Read More