The paper will discuss using Building Information Modelling BIM as an efficient tool of conservation and museums management, specifically in revitalizing the museum of Islamic arts in Cairo after it had been attacked by terrorists as this museum was conserved before and opened to the public 2010, case study method of research chosen to highlight the most important way to deal with heritage at crisis time when every minute differ in saving an object or the saving the building itself, the project was done as a fast track project, as it depended on BIM to achieve the three aspects of good project management which are time, cost and quality. From the research findings that using BIM can save time of implementation and technical documents producing up to 20% of the time needed for the same scope, so it compare between 2010 and 2014 versions of management to observe what is the impact of using BIM on the revitalization of the museum.