OC Transpo still can't say what's causing the leaks plaguing LRT stations
The corrosion found behind ceiling tiles over the last week was only the latest issue with the aging St-Laurent tunnel, but inspectors could not have found the problem while repairing fallen concrete in January — because they never looked for it.
![OC Transpo still can't say what's causing the leaks plaguing LRT stations](https://i.cbc.ca/1.7211752.1716411500!/fileImage/httpImage/image.jpg_gen/derivatives/16x9_620/st-laurent-station-no-tiles-roof-issues-may-22-2024-ottawa-lrt.jpg)
![Staff have removed the suspended ceiling tiles from St-Laurent station, some of which were damaged by leaking water. inside of a station with the top of a train visible](https://i.cbc.ca/1.7211752.1716411500!/fileImage/httpImage/image.jpg_gen/derivatives/16x9_620/st-laurent-station-no-tiles-roof-issues-may-22-2024-ottawa-lrt.jpg)
The corrosion found behind ceiling tiles over the last week was only the latest issue with the aging St-Laurent tunnel, but inspectors could not have found the problem while repairing fallen concrete in January — because they never looked for it.