I’m a little late off the mark here, but I found this very interesting. The Facilities management of the Sydney Opera House are using BIM (Building Information Modelling) to mange the building.
There is a fully report on the website you can down load. In this instance they are using ArchiCAD as the BIM platform.
Advantages of microsillica in concrete - Microsilica alias silica fume or condensed silica fume stands for is a mineral admixture that is formed with very fine solid glassy spheres of silicon diox...
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