The overall development in computer science over the last few decades had a great impact on all sectors of the economy. More powerful and cheaper computers lead to a digitalization process in every discipline of engineering sciences. High speed internet has expanded this process to connect digital models. For this reason the introduction of a Building Information Modeling (BIM) method is pursued in the building industry. The work present first investigates different aspects of the digitalization of a building site. In this context, already established methods in mechanical engineering can be used as leading examples. BIM represents an approach to the aspects “three-dimen-sional modelling” and “central product data management”. In the UK a graduated scheme for obligatory BIM usage has fulfilled the goals of using decentralized 3D mod-els and software-independent file formats in the public sector. A similar scheme has been introduced in Germany. Main goal is the usage of a basic level of BIM until 2020 in the public sector. One main aspect of BIM is the re-use of information, including both models from the civil engineering discipline as well as the interdisciplinary ones. For the letter, Autodesk offers a software tool in its Inventor-Revit-Interoperability tool. The conversion from Inventor to Revit contains a simplification of the original model, an identification of its elements and the export of the file. The loss of parameter assignments on several occasions during the translation causes efforts regarding manual adjustments. Con-verting a geometrically complex model is likewise a flawed process, since highly de-tailed model elements cannot be identified. Therefore the current version of the tool is only usable with simple models.
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