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A99 Bavaria – BIM As-Built Modelling

Tue, 01.06.2021

The project A99 for the Autobahn GmbH des Bundes NL Südbayern and STRUCINSPECT involved the creation of a BIM based structural inspection model for the BW32/1 on the Autobahnring München. The project included the creation of an as-built LOD 500 BIM model; produced using the point cloud based scan to BIM process and enriched using information extracted from the existing reinforcement drawings and inspection reports.

A99 Bayern . BIM Bestandsmodell

In addition, the project involved the development of a custom software tool to automatically generate a structural inspection BIM model derived solely from the output of the digital structural inspection. A custom Python IfcOpenShell tool was developed to automatically transform the raw ASCII data output from the digital inspection into a highly detailed, information rich IFC4 model and accompanying BCF damages catalogue.

The software solution has been entered for a buildingSMART award in the technology category.

Participating CCs. CC Structural Design Buildings