Sound Insulation, Timber Beam Ceilings in Existing Buildings

The following fundamental rule applies: The greater the mass, the better the sound attenuation by the timber-beamed ceiling; this applies to impact sound and airborne sound.

YouTube about HBV

TCC Norms

In addition to EC 5 »Design and construction of timber structures«, the HBV shall be standardised. In preparation for this, several research institutions in Europe are currently working on a technical specification.

Properties of TCC

  • Large load spans
  • low dead weight
  • good fire resistance
  • good sound insulation
  • low susceptibility to vibration
  • prefabrication possible