FL3DMS is a practical, application neutral, specification for the structure and content of 3D Models, designed to guide the creation and maintenance of 3D models in capital projects and assets. It is based on existing company standards and best practices of the FL3DMS participants, and includes technical requirements for the creation and handover of 3D models to enable use-cases in projects and operations. These include 3D model design integration, Advance Work Packaging (AWP), Digital Twins and replication of 3D designs