In March 2026, the World Road Association (PIARC) hosted meetings for members within PIARC’s Technical Committee 4.4 on Tunnel Operations to share knowledge and best practices on road tunnel operations and safety. The meetings took place in the beautiful surroundings of Annecy, France. Later that week, the committee presented its latest reports and findings at the World Congress on Winter Road Service in Chambéry. We also took part in a technical visit to the Tunnel du Chat,