On Sun, 25 Feb 2018 14:26:54 +0100, Manuel Haible wrote: >This requires some calculation regarding structural analysis Unless you are living in a banana republic - you need to hire a structural engineer - you need to get a construction permit In advanced civilisations it's not simply done by reading a few books and/or Wikies and using a piece of jotting paper + a calculator. _______________________________________________ Linux-audio-user mailing list Linux-audio-user@xxxxxxxxxxxxxxxxxxxx https://lists.linuxaudio.org/listinfo/linux-audio-user