{"id":19384,"date":"2026-11-03T11:00:53","date_gmt":"2026-11-03T10:00:53","guid":{"rendered":"https:\/\/www.decustik.com\/?p=19384"},"modified":"2026-10-13T12:45:47","modified_gmt":"2026-10-13T10:45:47","slug":"comment-justifier-la-conformite-au-db-hr","status":"publish","type":"post","link":"https:\/\/www.decustik.com\/fr\/comment-justifier-la-conformite-au-db-hr\/","title":{"rendered":"Comment justifier la conformit\u00e9 au DB-HR : guide pratique pour les projets de construction"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"19384\" class=\"elementor elementor-19384 elementor-19355\" data-elementor-post-type=\"post\">\n\t\t\t\t<div class=\"elementor-element elementor-element-88d5f27 e-flex e-con-boxed e-con e-parent\" data-id=\"88d5f27\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-1768f8a elementor-widget elementor-widget-text-editor\" data-id=\"1768f8a\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Le confort acoustique d\u2019un b\u00e2timent ne d\u00e9pend pas uniquement de la capacit\u00e9 de ses murs \u00e0 isoler des bruits ext\u00e9rieurs. La transmission du son entre les locaux, les bruits d\u2019impact, les \u00e9quipements techniques et la mani\u00e8re dont le son se propage \u00e0 l\u2019int\u00e9rieur de chaque espace jouent \u00e9galement un r\u00f4le. C\u2019est pourquoi l\u2019acoustique doit \u00eatre prise en compte d\u00e8s les premi\u00e8res phases du projet, et non comme une correction de derni\u00e8re minute.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-7fec843 e-grid e-con-full e-con e-child\" data-id=\"7fec843\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-bf83687 elementor-widget elementor-widget-text-editor\" data-id=\"bf83687\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><span style=\"font-weight: 400;\">Le <\/span><a href=\"https:\/\/www.codigotecnico.org\/pdf\/Documentos\/HR\/DBHR.pdf\"><b>Document de base DB-HR<\/b><\/a><b>, Protection contre le bruit, du Code technique de la construction espagnol <\/b><span style=\"font-weight: 400;\">d\u00e9finit les exigences \u00e0 prendre en compte pour limiter les nuisances et les risques li\u00e9s au bruit dans les b\u00e2timents relevant de son champ d\u2019application. Justifier sa conformit\u00e9 implique de d\u00e9finir des solutions constructives adapt\u00e9es, de v\u00e9rifier leurs performances et de documenter que le b\u00e2timent projet\u00e9 r\u00e9pond aux exigences qui lui sont applicables.<\/span><\/p><p><span style=\"font-weight: 400;\">Dans ce guide, nous expliquons, de mani\u00e8re g\u00e9n\u00e9rale,<\/span><b> comment justifier cette conformit\u00e9 et quel r\u00f4le joue le traitement acoustique<\/b><span style=\"font-weight: 400;\"> dans la qualit\u00e9 finale des espaces.<\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-d8d1dec elementor-widget elementor-widget-image\" data-id=\"d8d1dec\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"250\" height=\"257\" src=\"https:\/\/www.decustik.com\/wp-content\/uploads\/hr-proteccion-frente-al-ruido.jpg\" class=\"attachment-large size-large wp-image-19364\" alt=\"hr proteccion frente al ruido\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-ee05f97 elementor-widget elementor-widget-heading\" data-id=\"ee05f97\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Qu\u2019est-ce que le DB-HR et quels sont ses objectifs ?<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2aa46f1 elementor-widget elementor-widget-text-editor\" data-id=\"2aa46f1\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><span style=\"font-weight: 400;\">Le DB-HR est le Document de base du Code technique de la construction espagnol consacr\u00e9 \u00e0 la <\/span><b>protection contre le bruit<\/b><span style=\"font-weight: 400;\">. Son objectif est de d\u00e9finir les<\/span><b> r\u00e8gles et proc\u00e9dures permettant de respecter les exigences fondamentales en mati\u00e8re de protection acoustique.<\/b><\/p><p><span style=\"font-weight: 400;\">Ces exigences couvrent diff\u00e9rents aspects du comportement acoustique d\u2019un b\u00e2timent :<\/span><\/p><ul><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">La protection contre les bruits a\u00e9riens provenant de l\u2019ext\u00e9rieur ou d\u2019autres locaux.<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">La limitation de la transmission des bruits d\u2019impact.<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">La ma\u00eetrise du bruit et des vibrations g\u00e9n\u00e9r\u00e9s par les \u00e9quipements techniques.<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">La limitation de la r\u00e9verb\u00e9ration dans certains espaces.<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">La r\u00e9duction de la transmission du bruit entre les locaux gr\u00e2ce \u00e0 des solutions constructives adapt\u00e9es.<\/span><\/li><\/ul><p><span style=\"font-weight: 400;\">Tous les b\u00e2timents et tous les locaux ne sont pas soumis aux m\u00eames exigences.<\/span><span style=\"font-weight: 400;\"> L\u2019application du DB-HR d\u00e9pend de l\u2019usage du b\u00e2timent, du type de travaux, de ses caract\u00e9ristiques et des conditions \u00e9tablies par la r\u00e9glementation.<\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-67af314 elementor-widget elementor-widget-heading\" data-id=\"67af314\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Comment justifier la conformit\u00e9 au DB-HR ?<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-7dd4bc2 elementor-widget elementor-widget-text-editor\" data-id=\"7dd4bc2\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><span style=\"font-weight: 400;\">La justification doit faire partie du dossier technique du projet et \u00eatre \u00e9labor\u00e9e en coh\u00e9rence avec les solutions qui seront effectivement mises en \u0153uvre. Bien que chaque b\u00e2timent n\u00e9cessite une analyse sp\u00e9cifique, le processus peut \u00eatre d\u00e9compos\u00e9 en<\/span><b> plusieurs \u00e9tapes.<\/b><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-01e0b6e elementor-widget elementor-widget-heading\" data-id=\"01e0b6e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">1. Identifier le champ d\u2019application et les diff\u00e9rents types de locaux<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-9f5ea3f elementor-widget elementor-widget-text-editor\" data-id=\"9f5ea3f\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><span style=\"font-weight: 400;\">La premi\u00e8re \u00e9tape consiste \u00e0 d\u00e9terminer<\/span><b> quelles exigences sont applicables au projet<\/b><span style=\"font-weight: 400;\">. Pour cela, l\u2019\u00e9quipe technique doit analyser l\u2019usage du b\u00e2timent, les locaux qui le composent et les relations entre eux.<\/span><\/p><p><span style=\"font-weight: 400;\">Il est important d\u2019identifier, entre autres, les locaux prot\u00e9g\u00e9s, les locaux habitables, les locaux d\u2019activit\u00e9, les locaux techniques ainsi que ceux pouvant pr\u00e9senter des conditions acoustiques particuli\u00e8res. Cette classification d\u00e9termine les exigences en mati\u00e8re d\u2019isolation acoustique et, le cas \u00e9ch\u00e9ant, de traitement acoustique.<\/span><\/p><p><span style=\"font-weight: 400;\">Il convient \u00e9galement de tenir compte des particularit\u00e9s des b\u00e2timents existants, des r\u00e9novations ou des changements d\u2019usage, car les exigences r\u00e9glementaires applicables peuvent diff\u00e9rer de celles d\u2019une construction neuve.<\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-c9b299f elementor-widget elementor-widget-heading\" data-id=\"c9b299f\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">2. D\u00e9finir les exigences acoustiques applicables<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2c70634 elementor-widget elementor-widget-text-editor\" data-id=\"2c70634\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><span style=\"font-weight: 400;\">Une fois les espaces identifi\u00e9s, les <\/span><b>exigences \u00e0 respecter<\/b><span style=\"font-weight: 400;\"> sont d\u00e9finies : isolation aux bruits a\u00e9riens, isolation aux bruits d\u2019impact, bruit des \u00e9quipements techniques et ma\u00eetrise de la r\u00e9verb\u00e9ration, selon les cas.<\/span><\/p><p><span style=\"font-weight: 400;\">\u00c0 ce stade, il convient de distinguer les grandeurs utilis\u00e9es pour caract\u00e9riser les produits de celles qui d\u00e9crivent les performances acoustiques du b\u00e2timent achev\u00e9.<\/span><\/p><p><span style=\"font-weight: 400;\">Les r\u00e9sultats d\u2019un essai en laboratoire sur un \u00e9l\u00e9ment de construction ne correspondent pas automatiquement \u00e0 l\u2019isolation acoustique qui sera obtenue entre deux locaux, car la qualit\u00e9 de la mise en \u0153uvre, les jonctions entre les \u00e9l\u00e9ments constructifs et les transmissions indirectes influencent \u00e9galement les performances finales.<\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-91b1bcd elementor-widget elementor-widget-heading\" data-id=\"91b1bcd\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">3. S\u00e9lectionner et dimensionner les solutions constructives<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-17d1521 elementor-widget elementor-widget-text-editor\" data-id=\"17d1521\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><span style=\"font-weight: 400;\">Le projet doit <\/span><b>d\u00e9finir les \u00e9l\u00e9ments permettant d\u2019atteindre les performances pr\u00e9vues<\/b><span style=\"font-weight: 400;\"> : fa\u00e7ades, cloisons, planchers, sols flottants, plafonds, portes, fen\u00eatres et syst\u00e8mes d\u2019\u00e9quipements techniques, entre autres.<\/span><\/p><p><span style=\"font-weight: 400;\">Le DB-HR pr\u00e9voit des proc\u00e9dures de justification, telles que la <\/span><b>m\u00e9thode simplifi\u00e9e et la m\u00e9thode g\u00e9n\u00e9rale, <\/b><span style=\"font-weight: 400;\">dont l\u2019utilisation d\u00e9pend des caract\u00e9ristiques du projet. Le choix de la proc\u00e9dure appropri\u00e9e rel\u00e8ve de la responsabilit\u00e9 de l\u2019\u00e9quipe technique charg\u00e9e du projet.<\/span><\/p><p><span style=\"font-weight: 400;\">Lorsque cela est n\u00e9cessaire, les calculs doivent prendre en compte non seulement la transmission directe du son, mais aussi les transmissions indirectes \u00e0 travers les \u00e9l\u00e9ments constructifs et leurs jonctions.<\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-b7620a4 elementor-widget elementor-widget-image\" data-id=\"b7620a4\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"600\" height=\"327\" src=\"https:\/\/www.decustik.com\/wp-content\/uploads\/hr-proteccion-frente-al-ruido-acustica.jpg\" class=\"attachment-large size-large wp-image-19368\" alt=\"hr proteccion frente al ruido acustica\" srcset=\"https:\/\/www.decustik.com\/wp-content\/uploads\/hr-proteccion-frente-al-ruido-acustica.jpg 600w, https:\/\/www.decustik.com\/wp-content\/uploads\/hr-proteccion-frente-al-ruido-acustica-300x164.jpg 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-cfccaa8 elementor-widget elementor-widget-heading\" data-id=\"cfccaa8\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">4. Int\u00e9grer un traitement acoustique lorsque cela est n\u00e9cessaire<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-d30fa85 elementor-widget elementor-widget-text-editor\" data-id=\"d30fa85\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><span style=\"font-weight: 400;\">L\u2019isolation et le traitement acoustique r\u00e9pondent \u00e0 des probl\u00e9matiques diff\u00e9rentes, bien qu\u2019ils fassent tous deux partie d\u2019une strat\u00e9gie acoustique globale.<\/span><\/p><p><span style=\"font-weight: 400;\">L\u2019<\/span><b>isolation acoustique<\/b><span style=\"font-weight: 400;\"> vise \u00e0 limiter la transmission du son entre les espaces ou depuis l\u2019ext\u00e9rieur. Le <\/span><b>traitement acoustique<\/b><span style=\"font-weight: 400;\">, en revanche, agit sur le<\/span><b> comportement du son \u00e0 l\u2019int\u00e9rieur d\u2019un local<\/b><span style=\"font-weight: 400;\">, en ma\u00eetrisant la r\u00e9verb\u00e9ration et les r\u00e9flexions sonores afin d\u2019am\u00e9liorer les conditions acoustiques adapt\u00e9es \u00e0 son usage.<\/span><\/p><p><span style=\"font-weight: 400;\">Dans les espaces o\u00f9 le DB-HR \u00e9tablit des exigences relatives \u00e0 la <\/span><b>r\u00e9verb\u00e9ration<\/b><span style=\"font-weight: 400;\">, le projet doit justifier leur respect au moyen des solutions et des proc\u00e9dures appropri\u00e9es.<\/span><\/p><p><span style=\"font-weight: 400;\">Dans d\u2019autres locaux, m\u00eame lorsque le DB-HR ne pr\u00e9voit aucune exigence sp\u00e9cifique concernant le temps de r\u00e9verb\u00e9ration, <\/span><b>il peut \u00eatre recommand\u00e9 d\u2019int\u00e9grer un traitement acoustique pour des raisons fonctionnelles, de confort ou de qualit\u00e9 architecturale.<\/b><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-aa571db elementor-align-center elementor-widget elementor-widget-button\" data-id=\"aa571db\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/www.decustik.com\/fr\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">D\u00e9couvrir les solutions de traitement acoustique<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4e29bef elementor-widget elementor-widget-heading\" data-id=\"4e29bef\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">5. Documenter les performances et la mise en \u0153uvre<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-89dd6df elementor-widget elementor-widget-text-editor\" data-id=\"89dd6df\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><span style=\"font-weight: 400;\">La justification doit s\u2019appuyer sur la<\/span><b> documentation technique des syst\u00e8mes s\u00e9lectionn\u00e9s<\/b><span style=\"font-weight: 400;\"> et sur la d\u00e9finition de leurs conditions de mise en \u0153uvre.<\/span><\/p><p><span style=\"font-weight: 400;\">Selon les cas, des <\/span><b>calculs, fiches techniques, r\u00e9sultats d\u2019essais, d\u00e9tails constructifs, sp\u00e9cifications des mat\u00e9riaux et documents de contr\u00f4le des travaux<\/b><span style=\"font-weight: 400;\"> peuvent \u00eatre n\u00e9cessaires. La qualit\u00e9 de la mise en \u0153uvre est particuli\u00e8rement importante, car une solution correctement dimensionn\u00e9e peut perdre en performance en pr\u00e9sence de ponts acoustiques, de joints d\u00e9fectueux ou de modifications par rapport aux dispositions pr\u00e9vues.<\/span><\/p><p><span style=\"font-weight: 400;\">Le cas \u00e9ch\u00e9ant, des mesures in situ permettent de v\u00e9rifier les performances acoustiques du b\u00e2timent achev\u00e9 conform\u00e9ment aux proc\u00e9dures applicables.<\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1bf9631 elementor-widget elementor-widget-heading\" data-id=\"1bf9631\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">L\u2019importance du traitement acoustique pour la conformit\u00e9 r\u00e9glementaire et la qualit\u00e9 du b\u00e2timent<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-c284054 elementor-widget elementor-widget-text-editor\" data-id=\"c284054\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><span style=\"font-weight: 400;\">Le traitement acoustique joue un r\u00f4le sp\u00e9cifique dans le cadre du DB-HR, mais <\/span><b>son int\u00e9r\u00eat va au-del\u00e0 du simple respect des limites r\u00e9glementaires.<\/b><\/p><p><span style=\"font-weight: 400;\">Dans les <\/span><b>salles de classe, salles de conf\u00e9rence, restaurants, bureaux, auditoriums ou b\u00e2timents publics<\/b><span style=\"font-weight: 400;\">, la ma\u00eetrise de la <\/span><b>r\u00e9verb\u00e9ration <\/b><span style=\"font-weight: 400;\">peut contribuer \u00e0 am\u00e9liorer l\u2019intelligibilit\u00e9 de la parole, \u00e0 r\u00e9duire l\u2019accumulation d\u2019\u00e9nergie sonore et \u00e0 cr\u00e9er des environnements mieux adapt\u00e9s aux activit\u00e9s qui s\u2019y d\u00e9roulent.<\/span><\/p><p><span style=\"font-weight: 400;\">L\u2019objectif n\u2019est pas d\u2019obtenir l\u2019absorption acoustique maximale, mais de r\u00e9partir et de dimensionner les surfaces acoustiques de mani\u00e8re \u00e9quilibr\u00e9e, en tenant \u00e9galement compte des r\u00e9flexions sonores qui peuvent \u00eatre utiles.<\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-125383f elementor-widget elementor-widget-image\" data-id=\"125383f\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" src=\"https:\/\/www.decustik.com\/wp-content\/uploads\/618.jpg\" title=\"\" alt=\"\" loading=\"lazy\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-0cee356 elementor-widget elementor-widget-heading\" data-id=\"0cee356\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Erreurs fr\u00e9quentes lors de la justification de la conformit\u00e9 acoustique<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3c40eda elementor-widget elementor-widget-text-editor\" data-id=\"3c40eda\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><span style=\"font-weight: 400;\">L\u2019une des erreurs les plus fr\u00e9quentes consiste \u00e0 <\/span><b>ne prendre en compte l\u2019acoustique qu\u2019en fin de projet<\/b><span style=\"font-weight: 400;\">, lorsque les finitions et les \u00e9quipements techniques ont d\u00e9j\u00e0 \u00e9t\u00e9 d\u00e9finis. \u00c0 ce stade,<\/span><b> les possibilit\u00e9s d\u2019intervention peuvent \u00eatre plus limit\u00e9es et les solutions plus complexes \u00e0 mettre en \u0153uvre.<\/b><\/p><p><span style=\"font-weight: 400;\">Il est \u00e9galement fr\u00e9quent de <\/span><b>confondre les valeurs mesur\u00e9es en laboratoire avec les performances r\u00e9elles obtenues sur chantier,<\/b><span style=\"font-weight: 400;\"> d\u2019utiliser des donn\u00e9es d\u2019absorption correspondant \u00e0 une configuration diff\u00e9rente de celle pr\u00e9vue ou de consid\u00e9rer que le respect des exigences d\u2019isolation acoustique garantit automatiquement le confort int\u00e9rieur.<\/span><\/p><p><span style=\"font-weight: 400;\">La meilleure fa\u00e7on d\u2019\u00e9viter ces probl\u00e8mes consiste \u00e0 <\/span><b>coordonner d\u00e8s le d\u00e9but du projet les architectes, les ing\u00e9nieurs acousticiens, les fabricants et les installateurs<\/b><span style=\"font-weight: 400;\">, en d\u00e9finissant des objectifs clairs et en v\u00e9rifiant que les solutions prescrites sont compatibles avec le projet.<\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5f88dba elementor-widget elementor-widget-heading\" data-id=\"5f88dba\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Comment Decustik peut vous accompagner dans un projet de traitement acoustique<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-d1772a0 elementor-widget elementor-widget-text-editor\" data-id=\"d1772a0\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><span style=\"font-weight: 400;\">Chez <\/span><a href=\"https:\/\/www.decustik.com\/fr\/\"><b>Decustik<\/b><\/a><span style=\"font-weight: 400;\">, nous sommes sp\u00e9cialis\u00e9s dans la fabrication de <\/span><a href=\"https:\/\/www.decustik.com\/fr\/produits\/\"><b>panneaux acoustiques<\/b><\/a><b> et d\u00e9coratifs<\/b><span style=\"font-weight: 400;\"> destin\u00e9s \u00e0 l\u2019architecture int\u00e9rieure. Depuis 1982, nous d\u00e9veloppons des solutions pour les murs et les faux plafonds, en collaborant avec des architectes, des architectes d\u2019int\u00e9rieur, des bureaux d\u2019\u00e9tudes et des installateurs sur des projets qui n\u00e9cessitent d\u2019allier performances techniques et design.<\/span><\/p><p><span style=\"font-weight: 400;\">Notre contribution consiste \u00e0 faciliter la s\u00e9lection et la fabrication de syst\u00e8mes absorbants adapt\u00e9s aux besoins d\u00e9finis dans le cadre du projet acoustique.<\/span><\/p><p><span style=\"font-weight: 400;\">Si vous travaillez sur un projet de construction et souhaitez <\/span><b>int\u00e9grer des panneaux acoustiques au dossier technique, aux calculs de r\u00e9verb\u00e9ration ou \u00e0 la d\u00e9finition des finitions int\u00e9rieures<\/b><span style=\"font-weight: 400;\">, notre \u00e9quipe peut vous aider \u00e0 s\u00e9lectionner les configurations disponibles et vous fournir la documentation technique n\u00e9cessaire \u00e0 leur prescription.<\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-f9d4f2f elementor-align-center elementor-widget elementor-widget-button\" data-id=\"f9d4f2f\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/www.decustik.com\/fr\/contact\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Demandez plus d\u2019informations<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-a01e7b3 elementor-widget elementor-widget-image\" data-id=\"a01e7b3\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" src=\"https:\/\/www.decustik.com\/wp-content\/uploads\/433.jpg\" title=\"\" alt=\"\" loading=\"lazy\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>Le confort acoustique d\u2019un b\u00e2timent ne d\u00e9pend pas uniquement de la capacit\u00e9 de ses murs \u00e0 isoler des bruits ext\u00e9rieurs. La transmission du son entre les locaux, les bruits d\u2019impact, les \u00e9quipements techniques et la mani\u00e8re dont le son se propage \u00e0 l\u2019int\u00e9rieur de chaque espace jouent \u00e9galement un r\u00f4le. C\u2019est pourquoi l\u2019acoustique doit \u00eatre [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":19360,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[128],"tags":[],"class_list":["post-19384","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-acustica-general"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.8 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Comment justifier la conformit\u00e9 au DB-HR | Guide pratique<\/title>\n<meta name=\"description\" content=\"D\u00e9couvrez comment justifier la conformit\u00e9 au DB-HR dans les projets de construction: exigences acoustiques, solutions et documentation technique\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" 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