BUILDING PHYSICS CONTENT Sound insulation 6 Air-borne sound insulation 6 Structure-borne sound / footfall sound 7 Flanking transmission / secondary sound paths 7 Planning information for sound insulation 8 Improvement possibilities to reduce the flank sound transmission 9 CLT BBS ceiling in visual surface quality – optimisation of the flank transmission of the ceiling support on an apartment partition wall 11 Sound insulation of components without secondary paths as calculation basis 13 Flank insulation values Rij,w to be considered 15 Calculation of the air-borne sound insulation value R’w in consideration of the secondary paths 17 Vertical sound transmission via the apartment separating ceiling 17 Secondary paths to be considered for vertical footfall sound transmission 20 List of formulas on sound insulation 22 Table of abbreviations, sound insulation 23 Heat insulation / Humidity regulation 26 Winter heat insulation 26 Summer heat insulation 27 Humidity regulation 28 Building physical parameters of CLT BBS 29 Fire protection 32 Fire resistance of components 32 Fire behaviour of building materials 33 binderholz CLT BBS in the event of a fire 34 Fire stops in timber construction 36 Fire protection evaluation of component joints 37 List of figures 38 Sources 39
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