{"id":23942,"date":"2026-05-25T09:26:15","date_gmt":"2026-05-25T07:26:15","guid":{"rendered":"https:\/\/incoperfil.com\/?post_type=guia-tecnica&#038;p=23942"},"modified":"2026-05-25T09:35:11","modified_gmt":"2026-05-25T07:35:11","slug":"9-reglementation-applicable-aux-planchers-collaborants","status":"publish","type":"guia-tecnica","link":"https:\/\/incoperfil.com\/fr\/guia-tecnica\/9-reglementation-applicable-aux-planchers-collaborants\/","title":{"rendered":"9. R\u00e9glementation applicable aux planchers collaborants"},"content":{"rendered":"<p data-start=\"13\" data-end=\"402\">La r\u00e9glementation applicable aux planchers collaborants d\u00e9finit les exigences techniques n\u00e9cessaires pour garantir la s\u00e9curit\u00e9 structurelle, la r\u00e9sistance au feu et la durabilit\u00e9 des dalles mixtes acier\u2013b\u00e9ton. Ces dispositions, d\u2019application europ\u00e9enne et nationale, \u00e9tablissent les crit\u00e8res de dimensionnement, d\u2019ex\u00e9cution et de contr\u00f4le des mat\u00e9riaux utilis\u00e9s dans les structures mixtes.<\/p>\n<h2 data-section-id=\"gu644p\" data-start=\"404\" data-end=\"440\">Principales normes structurelles<\/h2>\n<p data-start=\"442\" data-end=\"536\">Le comportement mixte du plancher collaborant repose principalement sur les normes suivantes :<\/p>\n<p data-start=\"538\" data-end=\"708\"><strong data-start=\"538\" data-end=\"570\">UNE-EN 1994-1-1 (Eurocode 4)<\/strong><br data-start=\"570\" data-end=\"573\" \/>R\u00e9git le calcul des structures mixtes acier-b\u00e9ton, y compris la v\u00e9rification des \u00e9tats limites ultimes et de service de la dalle mixte.<\/p>\n<p data-start=\"710\" data-end=\"885\"><strong data-start=\"710\" data-end=\"753\">UNE-EN 1994-1-2 (Eurocode 4 \u2013 Incendie)<\/strong><br data-start=\"753\" data-end=\"756\" \/>D\u00e9finit les crit\u00e8res de r\u00e9sistance au feu, en \u00e9tablissant la capacit\u00e9 portante (R), l\u2019int\u00e9grit\u00e9 (E) et l\u2019isolation thermique (I).<\/p>\n<p data-start=\"887\" data-end=\"937\">En compl\u00e9ment, les normes suivantes s\u2019appliquent :<\/p>\n<p data-start=\"939\" data-end=\"1095\"><strong data-start=\"939\" data-end=\"971\">UNE-EN 1992-1-1 (Eurocode 2)<\/strong><br data-start=\"971\" data-end=\"974\" \/>D\u00e9finit les exigences de conception du b\u00e9ton arm\u00e9, notamment les crit\u00e8res de r\u00e9sistance, de d\u00e9formation et de durabilit\u00e9.<\/p>\n<p data-start=\"1097\" data-end=\"1220\"><strong data-start=\"1097\" data-end=\"1129\">UNE-EN 1993-1-3 (Eurocode 3)<\/strong><br data-start=\"1129\" data-end=\"1132\" \/>R\u00e9git le calcul des \u00e9l\u00e9ments en acier form\u00e9s \u00e0 froid, tels que les profils collaborants.<\/p>\n<p data-start=\"1222\" data-end=\"1367\">L\u2019application conjointe de ces normes permet de v\u00e9rifier le comportement structurel du syst\u00e8me aussi bien en phase de coffrage qu\u2019en phase mixte.<\/p>\n<h2 data-section-id=\"dvncwk\" data-start=\"1369\" data-end=\"1420\">Code Structurel et cadre r\u00e9glementaire national<\/h2>\n<p data-start=\"1422\" data-end=\"1836\">En Espagne, le Code Structurel (D\u00e9cret Royal 470\/2021) \u00e9tablit les prescriptions g\u00e9n\u00e9rales relatives \u00e0 la conception, l\u2019ex\u00e9cution et le contr\u00f4le des structures en acier, en b\u00e9ton et mixtes. Ce cadre r\u00e9glementaire int\u00e8gre l\u2019application des Eurocodes avec les sp\u00e9cifications nationales, consolidant ainsi l\u2019environnement normatif applicable aux planchers collaborants dans le b\u00e2timent et les ouvrages de g\u00e9nie civil.<\/p>\n<h2 data-section-id=\"o6f4sa\" data-start=\"1838\" data-end=\"1879\">Fabrication, ex\u00e9cution et marquage CE<\/h2>\n<p data-start=\"1881\" data-end=\"1995\">La fabrication et le contr\u00f4le des profils en acier utilis\u00e9s dans les planchers collaborants sont r\u00e9glement\u00e9s par :<\/p>\n<ul data-start=\"1997\" data-end=\"2138\">\n<li data-section-id=\"rnjk3d\" data-start=\"1997\" data-end=\"2065\"><strong data-start=\"1999\" data-end=\"2016\">UNE-EN 1090-2<\/strong>, relative \u00e0 l\u2019ex\u00e9cution des structures en acier.<\/li>\n<li data-section-id=\"7zim5b\" data-start=\"2066\" data-end=\"2138\"><strong data-start=\"2068\" data-end=\"2085\">UNE-EN 1090-4<\/strong>, applicable aux \u00e9l\u00e9ments structurels form\u00e9s \u00e0 froid.<\/li>\n<\/ul>\n<p data-start=\"2140\" data-end=\"2380\">Le respect de ces normes garantit que les profils collaborants disposent du marquage CE. Leur fabrication est ainsi r\u00e9alis\u00e9e sous des syst\u00e8mes certifi\u00e9s de contr\u00f4le de production, avec tra\u00e7abilit\u00e9 et v\u00e9rification du comportement structurel.<\/p>\n<h2 data-section-id=\"1txa311\" data-start=\"2382\" data-end=\"2415\">R\u00e9action au feu des mat\u00e9riaux<\/h2>\n<p data-start=\"2417\" data-end=\"2719\">La norme <strong data-start=\"2426\" data-end=\"2442\">UNE-EN 14782<\/strong> classe les produits m\u00e9talliques non rev\u00eatus organiquement comme mat\u00e9riaux de r\u00e9action au feu de Classe A1. Cela signifie qu\u2019ils ne contribuent ni \u00e0 la combustion ni \u00e0 la propagation des flammes, aspect essentiel pour le comportement global du plancher en situation d\u2019incendie.<\/p>\n<h2 data-section-id=\"1079bb9\" data-start=\"2721\" data-end=\"2735\">Conclusion<\/h2>\n<p data-start=\"2737\" data-end=\"3119\">La conception et l\u2019ex\u00e9cution des planchers collaborants doivent \u00eatre conformes au cadre r\u00e9glementaire europ\u00e9en et national en vigueur, int\u00e9grant les crit\u00e8res des Eurocodes, du Code Structurel et des normes de fabrication applicables aux profils en acier. L\u2019application correcte de ces dispositions garantit la s\u00e9curit\u00e9 structurelle, la r\u00e9sistance au feu et la durabilit\u00e9 du syst\u00e8me.<\/p>\n<h2 data-section-id=\"ogorcb\" data-start=\"3121\" data-end=\"3152\">Manuel technique Incoperfil<\/h2>\n<p data-start=\"3154\" data-end=\"3467\">Pour la d\u00e9finition compl\u00e8te du syst\u00e8me, les crit\u00e8res de conception, les bases de calcul, les tableaux de r\u00e9sistance, les d\u00e9tails constructifs et les proc\u00e9dures de mise en \u0153uvre, consultez le Manuel Technique du Plancher Collaborant Incoperfil, disponible sur inscription dans la section Documentation du site web.<\/p>\n<hr data-start=\"5611\" data-end=\"5614\" \/>\n<p data-start=\"3469\" data-end=\"3504\">Derni\u00e8re mise \u00e0 jour : F\u00e9vrier 2026<\/p>\n<p data-start=\"3506\" data-end=\"3739\">\u00a9 Incoperfil. Tous droits r\u00e9serv\u00e9s.<br data-start=\"3541\" data-end=\"3544\" \/>Le contenu technique de cet article fait partie du Manuel Technique du Plancher Collaborant et de la documentation enregistr\u00e9e par Incoperfil aupr\u00e8s de ColorIURIS (Acte n.\u00ba 1-INCOPERFIL-12.2025).<\/p>\n","protected":false},"excerpt":{"rendered":"<p>L\u2019application de la r\u00e9glementation en vigueur garantit que le plancher collaborant respecte les exigences de s\u00e9curit\u00e9 structurelle, de r\u00e9sistance au feu et de durabilit\u00e9 \u00e9tablies par le cadre r\u00e9glementaire europ\u00e9en et national. La conception et l\u2019ex\u00e9cution des dalles mixtes doivent \u00eatre conformes aux Eurocodes ainsi qu\u2019au Code Structurel en vigueur.<\/p>\n","protected":false},"author":2,"featured_media":14115,"menu_order":10,"template":"","meta":{"_acf_changed":false},"categories":[1327],"tags":[],"class_list":["post-23942","guia-tecnica","type-guia-tecnica","status-publish","has-post-thumbnail","hentry","category-guides-techniques-pour-plancher-collaborant"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.3 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>9. 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