This would be absolutely amazing if someone would do this. It would be great for realistic race crashes. An amazing test track for an amazing game.
https://www.beamng.com/threads/nordschleife-reuploaded-need-help-to-improve-quality.35143/ Like this?
If you want a BeamNG Editor one, this also is being worked on. https://www.beamng.com/threads/nürburgring.63499/