DEUTSCHE NORM August 2020 DIN DIN 4109-5 ICS91.120.20 Supersedes: see below Sound insulation in buildings Part 5: Increased requirements, English translation of DIN 4109-5:2020-08 Schallschutz im Hochbau 1- Teil 5: Erhohte Anforderungen, Englische Ubersetzung von DIN 4109-5:2020-08 Protection acoustique dans le batiment - Partie 5: Exigences accrues Traduction anglaise de DIN 4109-5:2020-08 Supersedes DIN 4109 Supplement 2:1989-11 together with DIN 4109-1:2018-01, DIN 4109-32:2016-07, DIN 4109-33:2016-07, DIN 4109-34:2016-07, DIN 4109-35:2016-07 and DIN 4109-36:2016-07 supersedes DIN SPEC 91314:2017-01 Document comprises 21 pages DIN-Normenausschuss Bauwesen (NABau) DIN-Sprachendienst C DIN Deutsches Institut fur Normung e. V. (German Institute for Standardization) is the owner of all exclusive rights worldwide - l rights of exploitation, irrespective of the form and procedure - are vorldwide reserved for DIN e. V. www.din.de DIN Media GmbH, 10772 Berlin, Germany, has the exclusive right of sale. www.dinmedia.de 11.24 3430727 DIN 4109-5:2020-08 Contents Page Foreword Introduction . 1 Scope. 2 Normativereferences. 3 Terms and definitions. 4 Characteristic quantities for the requirements . 5 Airborne and impact sound insulation in buildings with living and working areas..... .. 5.1 Increased requirements for sound insulation in multi-family dwellings and in mixed-use buildings..... ..9 5.2 Increasedrequirementsbetweensingle-familyterracedhousesandbetweensemi- detached houses .. 11 6 Airborne and impact sound insulation in non-residential buildings. .13 6.1 Hotels and lodging establishments . 13 6.2 Hospitals and sanatoriums .. 7 Airborne sound insulation in external building components .. ....16 8 Increased sound insulation against noise from building services equipment.. .16 9 Sound insulation against noise from HVAC systems in personal living areas .... ..17 10 Verification by calculation and testing of acoustics in buildings .18 10.1 General .. .18 10.2 Verification by calculation .... 18 10.3 Testing of acoustics in buildings 18 Annex A (informative) Description of perceptibility 19 Bibliography 21 Tables Table 1 - Increased requirements for sound insulation in multi-family dwellings and in mixed- use buildings... Table 2 - Increased requirements for airborne sound insulation and impact sound insulation between single-family terraced houses and between semi-detached houses.. Table 3 - Increased requirements for airborne sound insulation and impact sound insulation in hotels and lodging establishments .... Table4- -Increasedreguirementsforairbornesoundinsulationandimpactsoundinsulationin hospitals and sanatoriums 2 DIN 4109-5:2020-08 Table 5 - Increased requirements for maximum permissible A-weighted normalized sound pressure levels in other rooms requiring protection, generated by building services equipment, :17 Table6 Maximum permissible A-weighted normalized sound pressure levels in rooms requiring protection in personal dwellings, generated by HVAC systems in personal living areas. Table A.1 - Description of the subjective perceptibility of usual noises with sound insulation according to DIN 41o9-1 in comparison to this document between dwelling units in multi-family dwellings. 3 DIN 4109-5:2020-08 Foreword This document has been prepared by Working Committee NA 005-55-74 AA “Requirements for sound insulation" of DIN-Normenausschuss Bauwesen (DIN Standards Committee Building and Civil Engineering) Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights. DIN shall not be held responsible for identifying any or all such patent rights. DIN 41o9 consists of the following parts, under the general title Sound insulation in buildings: - Part 1: Minimum requirements Part 2: Verification of compliance with the requirements by calculation Part 31: Data for verification of sound insulation (component catalogue) -Framework document Part 32: Data for verification of soun