{"id":2217,"date":"2020-07-29T17:07:37","date_gmt":"2020-07-29T15:07:37","guid":{"rendered":"http:\/\/www.perlitayvermiculita.com\/protection-passive-contre-lincendie-planchers-mixtes-collaborants-en-beton-et-en-acier\/"},"modified":"2020-10-08T18:08:38","modified_gmt":"2020-10-08T16:08:38","slug":"protection-passive-contre-lincendie-planchers-mixtes-collaborants-en-beton-et-en-acier","status":"publish","type":"page","link":"https:\/\/www.perlitayvermiculita.com\/fr\/solutions-de-construction\/protection-passive-contre-lincendie-planchers-mixtes-collaborants-en-beton-et-en-acier\/","title":{"rendered":"Protection passive contre l&rsquo;incendie Planchers mixtes-collaborants en b\u00e9ton et en acier"},"content":{"rendered":"<div class=\"wpb-content-wrapper\"><p>[vc_row css_animation=\u00a0\u00bb\u00a0\u00bb row_type=\u00a0\u00bbrow\u00a0\u00bb use_row_as_full_screen_section=\u00a0\u00bbno\u00a0\u00bb type=\u00a0\u00bbfull_width\u00a0\u00bb angled_section=\u00a0\u00bbno\u00a0\u00bb text_align=\u00a0\u00bbleft\u00a0\u00bb background_image_as_pattern=\u00a0\u00bbwithout_pattern\u00a0\u00bb][vc_column]<div data-id=\"mpc_divider-5766281467bc363\" class=\"mpc-divider-wrap\"><div class=\"mpc-divider mpc-init mpc-align--left mpc-disable--left \" ><div class=\"mpc-divider__line mpc-side--left\"><span><\/span><\/div><div class=\"mpc-divider__separator\"><div class=\"mpc-divider__content mpc-typography--default\">La protection passive contre l'incendie<\/div><\/div><div class=\"mpc-divider__line mpc-side--right\"><span><\/span><\/div><\/div><\/div>[vc_empty_space height=\u00a0\u00bb55px\u00a0\u00bb][\/vc_column][\/vc_row][vc_row css_animation=\u00a0\u00bb\u00a0\u00bb row_type=\u00a0\u00bbrow\u00a0\u00bb use_row_as_full_screen_section=\u00a0\u00bbno\u00a0\u00bb type=\u00a0\u00bbfull_width\u00a0\u00bb angled_section=\u00a0\u00bbno\u00a0\u00bb text_align=\u00a0\u00bbleft\u00a0\u00bb background_image_as_pattern=\u00a0\u00bbwithout_pattern\u00a0\u00bb][vc_column width=\u00a0\u00bb1\/4&Prime; enable_sticky=\u00a0\u00bbtrue\u00a0\u00bb sticky_offset=\u00a0\u00bb100&Prime;][vc_column_text css=\u00a0\u00bb.vc_custom_1585909735114{padding-left: 20px !important;}\u00a0\u00bb]<\/p>\n<h4>Planchers mixtes-collaborants en b\u00e9ton et en acier<\/h4>\n<p>&nbsp;[\/vc_column_text][vc_empty_space height=\u00a0\u00bb25px\u00a0\u00bb][vc_single_image image=\u00a0\u00bb1296&Prime; img_size=\u00a0\u00bbfull\u00a0\u00bb alignment=\u00a0\u00bbcenter\u00a0\u00bb qode_css_animation=\u00a0\u00bb\u00a0\u00bb][vc_empty_space height=\u00a0\u00bb55px\u00a0\u00bb][\/vc_column][vc_column width=\u00a0\u00bb3\/4&Prime;][vc_row_inner row_type=\u00a0\u00bbrow\u00a0\u00bb type=\u00a0\u00bbfull_width\u00a0\u00bb text_align=\u00a0\u00bbleft\u00a0\u00bb css_animation=\u00a0\u00bb\u00a0\u00bb][vc_column_inner width=\u00a0\u00bb1\/12&Prime;][\/vc_column_inner][vc_column_inner width=\u00a0\u00bb11\/12&Prime;][vc_column_text css=\u00a0\u00bb.vc_custom_1585909893700{padding-left: 20px !important;}\u00a0\u00bb]L<strong>e plancher collaborant en acier\u00a0<\/strong>est constitu\u00e9 d&rsquo;un profil\u00e9 de t\u00f4le en acier ondul\u00e9e et d&rsquo;une\u00a0<strong>couche de compression en b\u00e9ton<\/strong>. Dans ce type de planchers, la t\u00f4le peut faire office de\u00a0:<\/p>\n<ul class=\"puntos\">\n<li><strong>Armature inf\u00e9rieure<\/strong>\u00a0pour le plancher <em>(armature positive<\/em>).<\/li>\n<li><strong>Coffrage<\/strong>\u00a0pour le b\u00e9ton frais.<\/li>\n<\/ul>\n<p>&nbsp;[\/vc_column_text][\/vc_column_inner][\/vc_row_inner][vc_empty_space height=\u00a0\u00bb25px\u00a0\u00bb][vc_row_inner row_type=\u00a0\u00bbrow\u00a0\u00bb type=\u00a0\u00bbfull_width\u00a0\u00bb text_align=\u00a0\u00bbleft\u00a0\u00bb css_animation=\u00a0\u00bb\u00a0\u00bb][vc_column_inner width=\u00a0\u00bb1\/12&Prime; css=\u00a0\u00bb.vc_custom_1585907527468{margin-right: 0px !important;margin-left: 0px !important;padding-right: 0px !important;padding-left: 0px !important;}\u00a0\u00bb][\/vc_column_inner][vc_column_inner width=\u00a0\u00bb11\/12&Prime;][vc_column_text css=\u00a0\u00bb.vc_custom_1585909780927{padding-left: 20px !important;}\u00a0\u00bb]<\/p>\n<h4>ACTION DE LA T\u00d4LE EN TANT QU\u2019ARMATURE POSITIVE<\/h4>\n<p>&nbsp;[\/vc_column_text][vc_empty_space height=\u00a0\u00bb15px\u00a0\u00bb][vc_column_text css=\u00a0\u00bb.vc_custom_1585909867161{padding-left: 20px !important;}\u00a0\u00bb]<strong>La t\u00f4le sert d&rsquo;armature positive et non seulement de coffrage perdu<\/strong>, car la t\u00f4le est l&rsquo;\u00e9l\u00e9ment structurel du plancher. Le syst\u00e8me est souvent compl\u00e9t\u00e9 par un treillis noy\u00e9 dans le b\u00e9ton, afin d&rsquo;\u00e9viter les fissures d\u00e9riv\u00e9e de la r\u00e9tractation ou des changements de temp\u00e9rature.<\/p>\n<p>Selon l&rsquo;<strong>Eurocode 4<\/strong>\u00a0(<em>EN 1994-1<\/em>), la t\u00f4le doit \u00eatre prot\u00e9g\u00e9e pour qu\u2019elle ne puisse pas atteindre une temp\u00e9rature de\u00a0<strong>350\u00a0\u00b0C<\/strong>,\u00a0et qu\u2019elle r\u00e9ponde donc au\u00a0<strong>crit\u00e8re de capacit\u00e9 de charge (R)<\/strong><\/p>\n<p>En outre, si le compartimentage est \u00e9galement requis (<em>EI<\/em>), le crit\u00e8re de l&rsquo;\u00e9paisseur totale du b\u00e9ton tel que d\u00e9fini \u00e0 l&rsquo;annexe\u00a0<strong>C.2.3.3<\/strong>\u00a0du\u00a0<strong>Code technique de la construction<\/strong>\u00a0(<em>CTE<\/span><\/em>) doit \u00eatre respect\u00e9. Vous trouverez ci-dessous comment calculer l&rsquo;\u00e9paisseur du plancher sur la base de ce tableau.[\/vc_column_text][\/vc_column_inner][\/vc_row_inner][vc_empty_space height=\u00a0\u00bb25px\u00a0\u00bb][vc_row_inner row_type=\u00a0\u00bbrow\u00a0\u00bb type=\u00a0\u00bbfull_width\u00a0\u00bb text_align=\u00a0\u00bbleft\u00a0\u00bb css_animation=\u00a0\u00bb\u00a0\u00bb][vc_column_inner width=\u00a0\u00bb1\/12&Prime; css=\u00a0\u00bb.vc_custom_1585907560087{margin-right: 0px !important;margin-left: 0px !important;padding-right: 0px !important;padding-left: 0px !important;}\u00a0\u00bb][\/vc_column_inner][vc_column_inner width=\u00a0\u00bb11\/12&Prime;][vc_column_text css=\u00a0\u00bb.vc_custom_1585909911276{padding-left: 20px !important;}\u00a0\u00bb]<\/p>\n<h4>ACTION DE LA T\u00d4LE EN TANT QUE COFFRAGE PERDU<\/h4>\n<p>&nbsp;[\/vc_column_text][vc_empty_space height=\u00a0\u00bb15px\u00a0\u00bb][vc_column_text css=\u00a0\u00bb.vc_custom_1588754059520{padding-left: 20px !important;}\u00a0\u00bb]<strong>La t\u00f4le ondul\u00e9e ne fonctionne qu\u2019en tant que coffrage perdu<\/strong>, c&rsquo;est-\u00e0-dire que la t\u00f4le ne collabore pas avec le plancher. Nous avons donc affaire \u00e0 un plancher qui se comporte comme une dalle de b\u00e9ton.<\/p>\n<p>Pour d\u00e9terminer la r\u00e9sistance au feu de ce type de plancher, son <strong>\u00e9paisseur effective<\/strong>\u00a0(<em>heff<\/em>) doit \u00eatre calcul\u00e9e avec la formule suivante\u00a0:<\/p>\n<p style=\"text-align: center;\"><strong><span style=\"color: #808080;\"><i>h<\/i><i class=\"subidc\">eff<\/i><i>= h<i class=\"subidc\">1<\/i> + 0,5 h<i class=\"subidc\">2<\/i> ( l<i class=\"subidc\">1<\/i> + l<i class=\"subidc\">2<\/i> \/ l<i class=\"subidc\">1<\/i> + l<i class=\"subidc\">3<\/i> <\/i><i>)<\/i><\/span><\/strong><\/p>\n<p>O\u00f9\u00a0:[\/vc_column_text][vc_empty_space height=\u00a0\u00bb15px\u00a0\u00bb][vc_single_image image=\u00a0\u00bb1361&Prime; img_size=\u00a0\u00bbfull\u00a0\u00bb alignment=\u00a0\u00bbcenter\u00a0\u00bb qode_css_animation=\u00a0\u00bb\u00a0\u00bb][vc_empty_space height=\u00a0\u00bb15px\u00a0\u00bb][vc_single_image image=\u00a0\u00bb1362&Prime; img_size=\u00a0\u00bbfull\u00a0\u00bb alignment=\u00a0\u00bbcenter\u00a0\u00bb qode_css_animation=\u00a0\u00bb\u00a0\u00bb][vc_empty_space height=\u00a0\u00bb15px\u00a0\u00bb][vc_column_text css=\u00a0\u00bb.vc_custom_1588754085235{padding-left: 20px !important;}\u00a0\u00bb]<strong><span style=\"color: #808080;\"><i>h<\/i><i class=\"subidc\">1<\/i>\u00a0est l\u2019\u00e9paisseur du b\u00e9ton au-dessus de la t\u00f4le ondul\u00e9e<\/span><\/strong><\/p>\n<p><strong><span style=\"color: #808080;\"><i>h<\/i><i class=\"subidc\">2<\/i>h2\u00a0est la hauteur de la t\u00f4le ondul\u00e9e<\/span><\/strong><\/p>\n<p><strong><span style=\"color: #808080;\"><i>h<\/i><i class=\"subidc\">3<\/i>h3\u00a0est le dallage ou rev\u00eatement du plancher<\/span><\/strong><\/p>\n<p>Gr\u00e2ce \u00e0 l&rsquo;<strong>\u00e9paisseur effective<\/strong>\u00a0du plancher mixte obtenue et \u00e0 l&rsquo;\u00e9paisseur du rev\u00eatement (<em>h3<\/em>), la r\u00e9sistance au feu peut \u00eatre d\u00e9termin\u00e9e sur la base des tableaux du\u00a0<strong>Code technique de la construction<\/strong>\u00a0(<em>CTE<\/em>) pour les dalles en\u00a0<strong>b\u00e9ton<\/strong>.<\/p>\n<p><strong>S&rsquo;il est n\u00e9cessaire d&rsquo;augmenter l&rsquo;\u00e9paisseur du plancher<\/strong>\u00a0pour atteindre la r\u00e9sistance au feu requise, un rev\u00eatement peut \u00eatre appliqu\u00e9 sur la t\u00f4le ondul\u00e9e.<\/p>\n<p>La d\u00e9termination de l&rsquo;\u00e9paisseur \u00e0 appliquer est bas\u00e9e sur l&rsquo;\u00e9paisseur \u00e9quivalente du produit, celle-ci \u00e9tant d\u00e9finie comme l&rsquo;\u00e9quivalence entre l&rsquo;\u00e9paisseur du mortier et celle du b\u00e9ton.<\/p>\n<p>Ces valeurs d&rsquo;\u00e9paisseur \u00e9quivalente sont obtenues \u00e0 partir des essais de r\u00e9sistance au feu conform\u00e9ment \u00e0 la norme\u00a0<strong>EN 13381-5<\/strong>.<\/p>\n<p><span style=\"color: #e53629;\"><strong>Perlita y Vermiculita<\/strong> <\/span>propose des produits pour <strong>assurer la protection contre l&rsquo;incendie des planchers mixtes-collaborants en b\u00e9ton et en acier<\/strong>.<\/p>\n<p>Vous trouverez ici certains de nos <strong>produits recommand\u00e9s pour assurer une meilleure protection passive contre l&rsquo;incendie<\/strong>\u00a0:[\/vc_column_text][\/vc_column_inner][\/vc_row_inner][vc_empty_space height=\u00a0\u00bb25px\u00a0\u00bb][vc_row_inner row_type=\u00a0\u00bbrow\u00a0\u00bb type=\u00a0\u00bbfull_width\u00a0\u00bb text_align=\u00a0\u00bbleft\u00a0\u00bb css_animation=\u00a0\u00bb\u00a0\u00bb el_class=\u00a0\u00bbsolproducto\u00a0\u00bb][vc_column_inner width=\u00a0\u00bb1\/3&Prime;]<div class='image_hover ' style='' data-transition-delay=''><div class='images_holder'><a itemprop='url' href='http:\/\/www.perlitayvermiculita.com\/fr\/mortiers\/perlifoc-hp\/' target='_self'><img itemprop='image' class='active_image ' src='https:\/\/www.perlitayvermiculita.com\/wp-content\/uploads\/2020\/03\/PV-PERLIFOC-HP.png' alt='' style='' \/><img itemprop='image' class='hover_image' src='https:\/\/www.perlitayvermiculita.com\/wp-content\/uploads\/2020\/03\/PV-PERLIFOC-HP.png' alt='' style='' \/><\/a><\/div><\/div><a href=\"http:\/\/www.perlitayvermiculita.com\/fr\/mortiers\/perlifoc-hp\/\" title=\"\"  data-id=\"mpc_button-5366281467bcd7d\" class=\"mpc-button mpc-init mpc-transition \" ><div class=\"mpc-button__content mpc-effect-type--none mpc-effect-side--none\"><span class=\"mpc-button__title mpc-transition\">En savoir plus sur Perlifoc HP<\/span><\/div><div class=\"mpc-button__background mpc-transition mpc-effect-type--fade mpc-effect-side--in\"><\/div><\/a>[\/vc_column_inner][vc_column_inner width=\u00a0\u00bb1\/3&Prime;]<div class='image_hover ' style='' data-transition-delay=''><div class='images_holder'><a itemprop='url' href='http:\/\/www.perlitayvermiculita.com\/fr\/mortiers\/perlifoc\/' target='_self'><img itemprop='image' class='active_image ' src='https:\/\/www.perlitayvermiculita.com\/wp-content\/uploads\/2020\/03\/PV-PERLIFOC.png' alt='' style='' \/><img itemprop='image' class='hover_image' src='https:\/\/www.perlitayvermiculita.com\/wp-content\/uploads\/2020\/03\/PV-PERLIFOC.png' alt='' style='' \/><\/a><\/div><\/div><a href=\"http:\/\/www.perlitayvermiculita.com\/fr\/mortiers\/perlifoc\/\" title=\"\"  data-id=\"mpc_button-3666281467bd237\" class=\"mpc-button mpc-init mpc-transition \" ><div class=\"mpc-button__content mpc-effect-type--none mpc-effect-side--none\"><span class=\"mpc-button__title mpc-transition\">En savoir plus Perlifoc<\/span><\/div><div class=\"mpc-button__background mpc-transition mpc-effect-type--fade mpc-effect-side--in\"><\/div><\/a>[\/vc_column_inner][vc_column_inner width=\u00a0\u00bb1\/3&Prime;]<div class='image_hover ' style='' data-transition-delay=''><div class='images_holder'><a itemprop='url' href='http:\/\/www.perlitayvermiculita.com\/fr\/mortiers\/perliwool\/' target='_self'><img itemprop='image' class='active_image ' src='https:\/\/www.perlitayvermiculita.com\/wp-content\/uploads\/2020\/05\/PV-PERLIWOOL.png' alt='' style='' \/><img itemprop='image' class='hover_image' src='https:\/\/www.perlitayvermiculita.com\/wp-content\/uploads\/2020\/05\/PV-PERLIWOOL.png' alt='' style='' \/><\/a><\/div><\/div><a href=\"http:\/\/www.perlitayvermiculita.com\/fr\/mortiers\/perliwool\/\" title=\"\"  data-id=\"mpc_button-3566281467bd660\" class=\"mpc-button mpc-init mpc-transition \" ><div class=\"mpc-button__content mpc-effect-type--none mpc-effect-side--none\"><span class=\"mpc-button__title mpc-transition\">En savoir plus sur Perliwool<\/span><\/div><div class=\"mpc-button__background mpc-transition mpc-effect-type--fade mpc-effect-side--in\"><\/div><\/a>[\/vc_column_inner][\/vc_row_inner][\/vc_column][\/vc_row][vc_row css_animation=\u00a0\u00bb\u00a0\u00bb row_type=\u00a0\u00bbrow\u00a0\u00bb use_row_as_full_screen_section=\u00a0\u00bbno\u00a0\u00bb type=\u00a0\u00bbfull_width\u00a0\u00bb angled_section=\u00a0\u00bbno\u00a0\u00bb text_align=\u00a0\u00bbleft\u00a0\u00bb background_image_as_pattern=\u00a0\u00bbwithout_pattern\u00a0\u00bb][vc_column][vc_empty_space height=\u00a0\u00bb55px\u00a0\u00bb][\/vc_column][\/vc_row]<\/p>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>[vc_row css_animation=\u00a0\u00bb\u00a0\u00bb row_type=\u00a0\u00bbrow\u00a0\u00bb use_row_as_full_screen_section=\u00a0\u00bbno\u00a0\u00bb type=\u00a0\u00bbfull_width\u00a0\u00bb angled_section=\u00a0\u00bbno\u00a0\u00bb text_align=\u00a0\u00bbleft\u00a0\u00bb background_image_as_pattern=\u00a0\u00bbwithout_pattern\u00a0\u00bb][vc_column][vc_empty_space height=\u00a0\u00bb55px\u00a0\u00bb][\/vc_column][\/vc_row][vc_row css_animation=\u00a0\u00bb\u00a0\u00bb row_type=\u00a0\u00bbrow\u00a0\u00bb use_row_as_full_screen_section=\u00a0\u00bbno\u00a0\u00bb type=\u00a0\u00bbfull_width\u00a0\u00bb angled_section=\u00a0\u00bbno\u00a0\u00bb text_align=\u00a0\u00bbleft\u00a0\u00bb background_image_as_pattern=\u00a0\u00bbwithout_pattern\u00a0\u00bb][vc_column width=\u00a0\u00bb1\/4&Prime; enable_sticky=\u00a0\u00bbtrue\u00a0\u00bb sticky_offset=\u00a0\u00bb100&Prime;][vc_column_text css=\u00a0\u00bb.vc_custom_1585909735114{padding-left: 20px !important;}\u00a0\u00bb] Planchers mixtes-collaborants en b\u00e9ton et en acier &nbsp;[\/vc_column_text][vc_empty_space height=\u00a0\u00bb25px\u00a0\u00bb][vc_single_image image=\u00a0\u00bb1296&Prime; img_size=\u00a0\u00bbfull\u00a0\u00bb alignment=\u00a0\u00bbcenter\u00a0\u00bb qode_css_animation=\u00a0\u00bb\u00a0\u00bb][vc_empty_space height=\u00a0\u00bb55px\u00a0\u00bb][\/vc_column][vc_column width=\u00a0\u00bb3\/4&Prime;][vc_row_inner row_type=\u00a0\u00bbrow\u00a0\u00bb type=\u00a0\u00bbfull_width\u00a0\u00bb text_align=\u00a0\u00bbleft\u00a0\u00bb css_animation=\u00a0\u00bb\u00a0\u00bb][vc_column_inner width=\u00a0\u00bb1\/12&Prime;][\/vc_column_inner][vc_column_inner width=\u00a0\u00bb11\/12&Prime;][vc_column_text css=\u00a0\u00bb.vc_custom_1585909893700{padding-left: 20px !important;}\u00a0\u00bb]Le plancher collaborant en acier\u00a0est constitu\u00e9 d&rsquo;un profil\u00e9 de t\u00f4le en acier ondul\u00e9e et d&rsquo;une\u00a0couche<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":2358,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v22.5 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Protection passive contre l&#039;incendie Planchers mixtes-collaborants en b\u00e9ton et en acier - Perlita y Vermiculita<\/title>\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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