{"id":1506,"date":"2020-10-10T12:08:00","date_gmt":"2020-10-10T10:08:00","guid":{"rendered":"https:\/\/www.plongee-plaisir.com\/fr\/?p=1506"},"modified":"2021-04-04T19:28:38","modified_gmt":"2021-04-04T17:28:38","slug":"avion-altitude-et-plongee","status":"publish","type":"page","link":"https:\/\/www.plongee-plaisir.com\/fr\/avion-altitude-et-plongee\/","title":{"rendered":"Avion, altitude et plong\u00e9e"},"content":{"rendered":"\n<p class=\"has-luminous-vivid-orange-color has-text-color wp-block-paragraph\"><a href=\"https:\/\/www.plongee-plaisir.com\/fr\/fiches-infos\/\">FICHES INFO<\/a> &gt; VOUS PERFECTIONNER<\/p>\n\n\n\n<div class=\"wp-block-kadence-spacer aligncenter kt-block-spacer-_c2638d-86\"><div class=\"kt-block-spacer kt-block-spacer-halign-center\" style=\"height:6px\"><hr class=\"kt-divider\" style=\"border-top-color:rgba(255, 105, 0, 1);border-top-width:10px;width:100%;border-top-style:solid\"\/><\/div><\/div>\n\n\n\n<h1 class=\"wp-block-heading\">Avion, altitude et plong\u00e9e<\/h1>\n\n\n\n<div class=\"wp-block-image is-style-default\"><figure class=\"alignleft size-large\"><img decoding=\"async\" width=\"1024\" height=\"490\" src=\"https:\/\/www.plongee-plaisir.com\/fr\/wp-content\/uploads\/2021\/02\/avion.jpg\" alt=\"\" class=\"wp-image-48657\" srcset=\"https:\/\/www.plongee-plaisir.com\/fr\/wp-content\/uploads\/2021\/02\/avion.jpg 1024w, https:\/\/www.plongee-plaisir.com\/fr\/wp-content\/uploads\/2021\/02\/avion-300x144.jpg 300w, https:\/\/www.plongee-plaisir.com\/fr\/wp-content\/uploads\/2021\/02\/avion-600x287.jpg 600w, https:\/\/www.plongee-plaisir.com\/fr\/wp-content\/uploads\/2021\/02\/avion-768x368.jpg 768w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure><\/div>\n\n\n\n<div style=\"height:28px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n<h2><span class=\"titre2\">Cas g\u00e9n\u00e9ral<\/span><\/h2>\n<p align=\"left\">Apr\u00e8s une plong\u00e9e, l\u2019azote r\u00e9siduel met 12 \u00e0 24 heures pour \u00eatre \u00e9vacu\u00e9 quasiment en totalit\u00e9. Durant cet intervalle, toute baisse de la pression ambiante peut favoriser un d\u00e9gazage anarchique de l\u2019azote en exc\u00e8s et augmenter les risques d\u2019accident de d\u00e9saturation.<\/p>\n<p align=\"left\">Pour se pr\u00e9munir contre ce risque, il suffit d\u2019appliquer des consignes simples.<\/p>\n<h2><span class=\"titre2\">Avion<\/span><\/h2>\n<p>Ne pas prendre l\u2019avion dans les heures qui suivent une plong\u00e9e. Les cabines \u00e9tant pressuris\u00e9es \u00e0 0,8 bar environ, les passagers passent en quelques minutes d\u2019une pression atmosph\u00e9rique de 1 bar au niveau de la mer \u00e0 0,8 bar, ce qui \u00e9quivaut \u00e0 une altitude de 2000 m.<\/p>\n<p align=\"left\">Sur les ordinateurs de plong\u00e9e un pictogramme s\u2019affiche indiquant le temps minimum avant de pouvoir prendre l\u2019avion.<\/p>\n<p align=\"left\">Pour des vols \u00e0 une altitude inf\u00e9rieure \u00e0 quelques centaines de m\u00e8tres (300 ou 500 m) \u00e0 bord d\u2019avions non pressuris\u00e9s \u2013 c\u2019est le cas pour certaines liaisons inter\u00eeles \u2013 cette question ne se pose pas.<\/p>\n<p align=\"left\">Selon les organismes ou mod\u00e8les de d\u00e9saturation, les recommandations concernant le d\u00e9lai minimum avant envol varient :<\/p>\n<ul>\n<li>CMAS : 24 h ;<\/li>\n<li>Ordinateurs\u00a0:\u00a0D\u00e9lai variable selon plong\u00e9es r\u00e9alis\u00e9es ;<\/li>\n<li>US-Navy :\u00a06 h (pour 40 min entre 10 et 15 m) \u00e0 12 h (plong\u00e9e au-del\u00e0 de 40 m ou conditions difficiles telles que froid, effort\u2026) ;<\/li>\n<li>Tables Hahn :\u00a04 h \u00e0 24 h selon le groupe de sortie de plong\u00e9e ;<\/li>\n<li>Tables Buhlmann :\u00a02 h \u00e0 24 h selon le groupe de sortie de plong\u00e9e ;<\/li>\n<li>Comex :\u00a012 h (ramen\u00e9 \u00e0 4h pour une plong\u00e9e sans palier) ;<\/li>\n<li><strong>MN90<\/strong> (IPA 1, 2009)\n<ul>\n<li>Pour des <strong>vols commerciaux<\/strong>, soit environ 0,8 bar de pression atmosph\u00e9rique ou 2000 m d&rsquo;altitude\u00a0:\n<ul>\n<li>GPS de A \u00e0 F : 5 h<\/li>\n<li>GPS de G \u00e0 P : 8 h<\/li>\n<li>GPS &gt; P : 24 h<\/li>\n<\/ul>\n<\/li>\n<li><span style=\"font-size: inherit;\">Pour aller au-del\u00e0 de 4 500 m d\u2019altitude, attendre 12 heures (GPS A \u00e0 F) \u00e0 24 heures (GPS &gt; F).<\/span><\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h2>Altitude<\/h2>\n<p><a href=\"https:\/\/www.plongee-plaisir.com\/fr\/wp-content\/uploads\/2016\/07\/altitude.png\"><img decoding=\"async\" class=\"size-full wp-image-1836 alignright\" src=\"https:\/\/www.plongee-plaisir.com\/fr\/wp-content\/uploads\/2016\/07\/altitude.png\" alt=\"Altitude et plong\u00e9e\" width=\"200\" height=\"138\" \/><\/a>Ne pas monter en altitude dans les 12 heures qui suivent une plong\u00e9e, par exemple pour skier. Il faut \u00eatre d\u2019autant plus vigilant que la phase de mont\u00e9e est rapide (exemple t\u00e9l\u00e9ph\u00e9riques). Ce d\u00e9lai standard peut \u00eatre raccourci, soit en utilisant des tables de plong\u00e9e sp\u00e9cifiques (exemple, B\u00fchlmann, Hahn), soit en utilisant un ordinateur de plong\u00e9e indiquant l\u2019altitude maximum autoris\u00e9e apr\u00e8s une plong\u00e9e.<\/p>\n<h2>Pourquoi n&rsquo;y a-t-il pas une r\u00e9ponse unique ?<\/h2>\n<p>En mati\u00e8re de d\u00e9saturation, il est toujours difficile d&rsquo;apporter une r\u00e9ponse unique.<\/p>\n<figure id=\"attachment_1842\" aria-describedby=\"caption-attachment-1842\" style=\"width: 200px\" class=\"wp-caption alignright\"><a href=\"https:\/\/www.plongee-plaisir.com\/fr\/wp-content\/uploads\/2016\/07\/ordi1.png\"><img decoding=\"async\" class=\"wp-image-1842 size-full\" src=\"https:\/\/www.plongee-plaisir.com\/fr\/wp-content\/uploads\/2016\/07\/ordi1.png\" alt=\"Ordinateur de plong\u00e9e\" width=\"200\" height=\"105\" \/><\/a><figcaption id=\"caption-attachment-1842\" class=\"wp-caption-text\">Photos (c) Scubapro et Suunto<\/figcaption><\/figure>\n<p>Attendre 24 h avant de prendre l&rsquo;avion permet de r\u00e9duire le risque d&rsquo;accident de d\u00e9saturation quasiment \u00e0 z\u00e9ro et laisse une grande marge de s\u00e9curit\u00e9 dans bon nombre de cas (par exemple, une plong\u00e9e \u00e0 15 m sans palier ne produit pas le m\u00eame niveau de saturation qu&rsquo;une plong\u00e9e \u00e0 40 m avec paliers). C&rsquo;est cette marge de s\u00e9curit\u00e9 qui est mise \u00e0 profit pour r\u00e9duire ce d\u00e9lai dans des cas particuliers, comme dans le domaine professionnel (ex. tables Comex) ou dans les zones de montagne (ex. mod\u00e8le B\u00fchlmann, Suisse).<\/p>\n<p>En l&rsquo;absence d&rsquo;un protocole sp\u00e9cifique (ex. ordinateur de plong\u00e9e), le bon sens dicte d&rsquo;adopter un <strong>d\u00e9lai de 12 \u00e0 24 h<\/strong>, selon que les plong\u00e9es ont \u00e9t\u00e9 plus ou moins nombreuses dans les jours pr\u00e9c\u00e9dents et plus ou moins saturantes.<\/p>\n\n\n<div style=\"height:13px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p class=\"wp-block-paragraph\">\u00a9&nbsp;Extrait des&nbsp;<a href=\"https:\/\/www.plongee-plaisir.com\/fr\/livres-plongee\/\">livres Plong\u00e9e Plaisir<\/a>&nbsp;par Alain Foret aux Editions GAP.<br>Toute reproduction interdite sur quelque support que ce soit sans accord \u00e9crit de l\u2019\u00e9diteur et de l\u2019auteur.<\/p>\n\n\n\n<div class=\"wp-block-image is-style-default\"><figure class=\"alignleft size-large is-resized\"><img decoding=\"async\" src=\"https:\/\/www.plongee-plaisir.com\/fr\/wp-content\/uploads\/2021\/02\/carre.jpg\" alt=\"\" class=\"wp-image-48240\" width=\"30\" srcset=\"https:\/\/www.plongee-plaisir.com\/fr\/wp-content\/uploads\/2021\/02\/carre.jpg 102w, https:\/\/www.plongee-plaisir.com\/fr\/wp-content\/uploads\/2021\/02\/carre-100x100.jpg 100w\" sizes=\"(max-width: 102px) 100vw, 102px\" \/><\/figure><\/div>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n<style class=\"advgb-styles-renderer\">.wp-block-kadence-spacer.kt-block-spacer-_c2638d-86 .kt-block-spacer{height:6px;}.wp-block-kadence-spacer.kt-block-spacer-_c2638d-86 .kt-divider{border-top-width:10px;border-top-color:#ff6900;width:100%;border-top-style:solid;}<\/style>","protected":false},"excerpt":{"rendered":"<p>FICHES INFO &gt; VOUS PERFECTIONNER Avion, altitude et plong\u00e9e Cas g\u00e9n\u00e9ral Apr\u00e8s une plong\u00e9e, l\u2019azote r\u00e9siduel met 12 \u00e0 24 heures pour \u00eatre \u00e9vacu\u00e9 quasiment en totalit\u00e9. Durant cet intervalle, toute baisse de la pression ambiante peut favoriser un d\u00e9gazage anarchique de l\u2019azote en exc\u00e8s et augmenter les risques d\u2019accident de d\u00e9saturation. Pour se pr\u00e9munir [&hellip;]<\/p>\n","protected":false},"author":4,"featured_media":35149,"parent":0,"menu_order":0,"comment_status":"open","ping_status":"open","template":"","meta":{"_crdt_document":"","_uag_custom_page_level_css":"","advgb_blocks_editor_width":"","advgb_blocks_columns_visual_guide":"","_genesis_hide_title":true,"_genesis_hide_breadcrumbs":false,"_genesis_hide_singular_image":false,"_genesis_hide_footer_widgets":false,"_genesis_custom_body_class":"","_genesis_custom_post_class":"","_genesis_layout":"content-sidebar","_vp_format_video_url":"","_vp_image_focal_point":[],"footnotes":""},"class_list":{"0":"post-1506","1":"page","2":"type-page","3":"status-publish","4":"has-post-thumbnail","6":"entry"},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.3 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Avion, altitude et plong\u00e9e - Consignes de s\u00e9curit\u00e9 apr\u00e8s une plong\u00e9e.<\/title>\n<meta name=\"description\" content=\"Avion, altitude et plong\u00e9e - 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Durant cet intervalle, toute baisse de la pression ambiante peut favoriser un d\u00e9gazage anarchique de l\u2019azote en exc\u00e8s et augmenter les risques d\u2019accident de d\u00e9saturation. Pour se pr\u00e9munir\u2026","coauthors":[],"author_meta":{"author_link":"https:\/\/www.plongee-plaisir.com\/fr\/author\/plongeeplaisir\/","display_name":"Alain Foret"},"relative_dates":{"created":"Publi\u00e9 5 ans il y a","modified":"Mis \u00e0 jour 5 ans il y a"},"absolute_dates":{"created":"Publi\u00e9 le 10 octobre 2020","modified":"Mise \u00e0 jour le 4 avril 2021"},"absolute_dates_time":{"created":"Publi\u00e9 le 10 octobre 2020 12 h 08 min","modified":"Mise \u00e0 jour le 4 avril 2021 19 h 28 min"},"featured_img_caption":"","featured_img":"https:\/\/www.plongee-plaisir.com\/fr\/wp-content\/uploads\/2016\/07\/Fiches-infos-avion.png","series_order":"","amp_enabled":true,"_links":{"self":[{"href":"https:\/\/www.plongee-plaisir.com\/fr\/wp-json\/wp\/v2\/pages\/1506","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.plongee-plaisir.com\/fr\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.plongee-plaisir.com\/fr\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.plongee-plaisir.com\/fr\/wp-json\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/www.plongee-plaisir.com\/fr\/wp-json\/wp\/v2\/comments?post=1506"}],"version-history":[{"count":0,"href":"https:\/\/www.plongee-plaisir.com\/fr\/wp-json\/wp\/v2\/pages\/1506\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.plongee-plaisir.com\/fr\/wp-json\/wp\/v2\/media\/35149"}],"wp:attachment":[{"href":"https:\/\/www.plongee-plaisir.com\/fr\/wp-json\/wp\/v2\/media?parent=1506"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}