Intelligent infrastructures and buildings

Excerpt from the article at the Fachplattform

... The presentation by Peter Kaiser, Technical Delegate at the ZVEH, also dealt with the planning according to BIM. He runs a planning office himself and talks about his experiences with BIM - which he calls "planning in 5D": the three dimensions are supplemented by deadlines and costs that are already defined in the planning phase.

A big advantage of BIM: The different trades plan based on the same database. Possible collisions, for example between the cable route and the ventilation duct, can be identified and rectified during the planning phase. To ensure this, however, the approach must change: There is no longer any construction-related planning at BIM, but the planning phase must be completed before the start of construction.

Peter Kaiser still sees a problem for craft enterprises in the fact that various issues relating to BIM are not completely resolved, such as the question of what the company has to deliver in a bidding process that BIM demands. So there is e.g. with BIM different degrees of detail from 100 (geometry only) to 500 - this is not clearly defined in advance, it could well lead to litigation ...

You can read the entire report here.