State of the art update and knowledge base of best practices

This deliverable provides an updated review of the state of the art and best practices relevant to road safety, with a focus on vulnerable road users (VRUs) and micro-mobility. It includes analysis of influencing factors, accident data sources, simulation methods, and safety services. The document serves as a foundational knowledge base for the Horizon Europe project SOTERIA and supports the design of safety-focused tools and services in complex urban environments.