The ongoing LRT service disruptions in Ottawa have sparked a heated debate over the financial responsibility between the city and the private consortium Rideau Transit Group (RTG). The issue revolves around the withholding of payments by OC Transpo to RTG due to the service disruptions caused by metal flaking in the cartridge bearing assemblies. This has led to a single-car service since January 21, with partial double-car service only recently restored. The city's stance on withholding payments is rooted in the need to address the root cause of the issue, which is still under investigation. The consortium, on the other hand, is focused on service recovery and customer experience, with plans to replace faulty parts and install sensors for real-time monitoring. The longer-term solution involves redesigning the axle system, which could take a couple of years to complete. The debate over financial responsibility highlights the complexities of public-private partnerships in infrastructure maintenance and the challenges of managing service disruptions. The city's reluctance to publicly disclose financial details underscores the delicate balance between transparency and commercial confidentiality in such partnerships.