Rail transportation safety investigation R20H0079
The occurrence
On 02 July 2020, Ottawa Light Rail Transit Citadis Spirit light rail vehicle (LRV) 1113 motor bogie 3 was undergoing retrofit at the Alstom facility in Sorel-Tracy, Quebec. During the retrofit, Alstom personnel observed wheels with cracks on the outboard face of the wheel hub of wheels located in the L17 and R20 positions.
