Recent Advancements in Belgian building Acoustical Standards

International audience ; Belgium is currently revising its building acoustical standards. In this paper, an overview is given of the changes and new approaches. For dwellings, 3 sound insulation classes have been defined by adding a superior class. To ensure a sufficient low frequency airborne and impact sound insulation in lightweight constructions, additional requirements are imposed on the low frequency laboratory performance of dwelling separating elements. Specific requirements hold between apartments and common circulation areas. A new optional way of evaluating fa�ade sound insulation b... Mehr ...