Thomas Erl speaks with Johan Germishuys (Director, Digital Solutions for Engineering Services Canada at SNC-Lavalin) who describes the Canada Line Digital Twin project that has established a framework for utilizing sensors to collect rail track data for the purpose of generating a digital twin and for the on-going analysis of rail infrastructure via machine learning. Note that references are made to photos of the rail track and its digital twin during this interview. To view these photos, visit the video podcast version of this interview at: https://www.youtube.com/@terl