The World Road Association – PIARC recently published a Report titled “Improving Road Tunnel Resilience, Considering Safety and Availability – PIARC Literature Review“. This Review focusses on key tunnel topics: a) General concepts and approaches for resilience management, b) Legislation, standards, strategies and policies, c) Criteria and requirements for resilience, availability and safety as a mandatory constraint, d) Various events and future developments to be resilient for (including weather, climate change, natural hazards, traffic incidents, etc.), e) Possible measures to improve road tunnel resilience for these events, f) Organisational and managerial aspects of resilience improvement.