Project has experienced considerable delays and budget overruns, Oireachtas transport committee hears

Darragh O’Brien says new traffic management system is needed, but he is far from happy about how project has been delivered

About €30m has been spent on project, but final decision will fall to National Transport Authority

Authority also expected to tell Oireachtas committee demand is exceeding supply on public transport

Lessons can and must be learned from Irish Rail and other State bodies’ failings

Project has experienced considerable delays and budget overruns, Oireachtas transport committee hears