THE EVIDENCE SHOWING THE ADVANTAGES OF BUILDING INFORMATION MODELING (BIM) COMES FROM LARGE PROJECTS AND MARKETS CHARACTERISED BY LARGE CONTRACTORS. THIS IS APPARENT IN CLEAR SCEPTICISM FROM MARKETS MAINLY CONSISTING OF SMALL AND MEDIUM-SIZED ENTERPRISES (SMES), SUCH AS ITALY AND ALTO ATESINO. THIS IS THE LACK OF AWARENESS OF WHAT BIM IS ABOUT, WHAT BENEFITS AND THE COSTS OF SMALL AND MEDIUM-SIZED PROJECTS. \ NIN THIS CONTEXT, IT IS NECESSARY TO CREATE A FUTURE-PROOF TECHNOLOGICAL INFRASTRUCTURE WHICH IS SUITABLE FOR: (A) SIMULATE BIM-BASED DIGITAL PROCESSES TO HIGHLIGHT THE ADVANTAGES AND LIMITATIONS FOR DEVELOPERS, DESIGNERS, BUILDERS AND LOCAL CRAFTSMEN; (B) TO SUPPORT THE CONSTRUCTION SECTOR IN ADOPTING THE BIM IN ORDER TO MAKE BUILDING PROCESSES EVER MORE COLLABORATIVE AND SUSTAINABLE; (C) SUPPORTING RESEARCHERS IN THE DEVELOPMENT OF NEW TECHNOLOGIES AND INFRASTRUCTURE BIM-BASED INFRASTRUCTURES FOR OPTIMISATION