{"id":16046,"date":"2025-12-05T16:30:33","date_gmt":"2025-12-05T16:30:33","guid":{"rendered":"https:\/\/mjarc.com\/?p=16046"},"modified":"2025-12-05T17:41:05","modified_gmt":"2025-12-05T17:41:05","slug":"declaration-prealable-douverture-de-chantier-et-de-travaux","status":"publish","type":"post","link":"https:\/\/mjarc.com\/fr\/declaration-prealable-douverture-de-chantier-et-de-travaux\/","title":{"rendered":"D\u00e9claration Pr\u00e9alable d\u2019Ouverture de Chantier et de Travaux"},"content":{"rendered":"<h2 data-start=\"3779\" data-end=\"3807\">Tout ce qu\u2019il faut savoir<\/h2>\n<p data-start=\"3809\" data-end=\"4268\">La notification pr\u00e9alable d\u2019ouverture de chantier est une obligation l\u00e9gale \u00e9tablie par le <a href=\"https:\/\/diariodarepublica.pt\/dr\/detalhe\/decreto-lei\/273-2003-466181\">D\u00e9cret-Loi 273\/2003<\/a>, qui r\u00e9glemente les r\u00e8gles de s\u00e9curit\u00e9, d\u2019hygi\u00e8ne et de sant\u00e9 dans les travaux de construction. Par cons\u00e9quent, si vous envisagez de commencer des travaux \u2014 par exemple <a href=\"https:\/\/mjarc.com\/fr\/construire-une-maison-etapes-pour-construire-votre-maison\/\">construire une maison au Portugal<\/a> \u2014 il est essentiel de conna\u00eetre cette proc\u00e9dure. Ainsi, vous \u00e9vitez des probl\u00e8mes lors des inspections et garantissez le respect total de la loi.<\/p>\n<h2 data-start=\"4270\" data-end=\"4344\">Quand la notification pr\u00e9alable d\u2019ouverture de chantier est obligatoire<\/h2>\n<p data-start=\"4346\" data-end=\"4467\">Le ma\u00eetre d\u2019ouvrage doit communiquer l\u2019ouverture du chantier d\u00e8s qu\u2019au moins l\u2019une des conditions suivantes est remplie :<\/p>\n<ul data-start=\"4469\" data-end=\"4685\">\n<li data-start=\"4469\" data-end=\"4570\">\n<p data-start=\"4471\" data-end=\"4570\">Les travaux dureront plus de 30 jours et, \u00e0 tout moment, plus de 20 travailleurs seront pr\u00e9sents.<\/p>\n<\/li>\n<li data-start=\"4571\" data-end=\"4685\">\n<p data-start=\"4573\" data-end=\"4685\">Les travaux d\u00e9passeront un total de 500 journ\u00e9es de travail, en additionnant les jours de tous les travailleurs.<\/p>\n<\/li>\n<\/ul>\n<p data-start=\"4687\" data-end=\"4863\">Par cons\u00e9quent, une bonne <a href=\"https:\/\/mjarc.com\/fr\/planification-de-chantier\/\">planification permet<\/a> d\u2019anticiper ces facteurs avec pr\u00e9cision et de garantir que toutes les obligations l\u00e9gales sont respect\u00e9es d\u00e8s le d\u00e9but du projet.<\/p>\n<h2 data-start=\"4865\" data-end=\"4903\">Qui doit effectuer la communication<\/h2>\n<p data-start=\"4905\" data-end=\"5216\">La responsabilit\u00e9 de r\u00e9aliser la notification pr\u00e9alable incombe toujours au ma\u00eetre d\u2019ouvrage. De plus, en cas de modifications importantes \u2014 telles que le changement de sous-traitants, l\u2019ajustement des d\u00e9lais ou l\u2019ajout de nouvelles entit\u00e9s \u2014 le ma\u00eetre d\u2019ouvrage doit les communiquer dans un d\u00e9lai de 48 heures.<\/p>\n<p data-start=\"5218\" data-end=\"5424\">Dans ce contexte, le r\u00f4le de la <a href=\"https:\/\/mjarc.com\/fr\/supervision-de-la-construction-tout-savoir-avec-mjarc-architects\/\">supervision de chantier<\/a> devient essentiel, puisqu\u2019il garantit le respect des exigences l\u00e9gales et la mise \u00e0 jour correcte des informations transmises \u00e0 l\u2019autorit\u00e9 comp\u00e9tente.<\/p>\n<h2 data-start=\"5426\" data-end=\"5475\">Ce que doit contenir la notification pr\u00e9alable<\/h2>\n<p data-start=\"5477\" data-end=\"5507\">La notification doit inclure :<\/p>\n<ul data-start=\"5509\" data-end=\"5818\">\n<li data-start=\"5509\" data-end=\"5543\">\n<p data-start=\"5511\" data-end=\"5543\">L\u2019adresse compl\u00e8te du chantier<\/p>\n<\/li>\n<li data-start=\"5544\" data-end=\"5580\">\n<p data-start=\"5546\" data-end=\"5580\">Le type et la nature des travaux<\/p>\n<\/li>\n<li data-start=\"5581\" data-end=\"5640\">\n<p data-start=\"5583\" data-end=\"5640\">L\u2019identification du ma\u00eetre d\u2019ouvrage et des concepteurs<\/p>\n<\/li>\n<li data-start=\"5641\" data-end=\"5684\">\n<p data-start=\"5643\" data-end=\"5684\">L\u2019identification de l\u2019entit\u00e9 ex\u00e9cutante<\/p>\n<\/li>\n<li data-start=\"5685\" data-end=\"5765\">\n<p data-start=\"5687\" data-end=\"5765\">L\u2019identification du superviseur du chantier et des coordinateurs de s\u00e9curit\u00e9<\/p>\n<\/li>\n<li data-start=\"5766\" data-end=\"5818\">\n<p data-start=\"5768\" data-end=\"5818\">Les dates pr\u00e9vues de d\u00e9but et de fin des travaux<\/p>\n<\/li>\n<\/ul>\n<p data-start=\"5820\" data-end=\"5996\">En outre, les principaux intervenants (le concepteur du projet, l\u2019entit\u00e9 ex\u00e9cutante, le coordinateur de s\u00e9curit\u00e9, entre autres) doivent joindre des d\u00e9clarations d\u00fbment sign\u00e9es.<\/p>\n<h2 data-start=\"5998\" data-end=\"6029\">Autres obligations associ\u00e9es<\/h2>\n<p data-start=\"6031\" data-end=\"6094\">Avant le d\u00e9but des travaux, le ma\u00eetre d\u2019ouvrage doit garantir :<\/p>\n<ul data-start=\"6096\" data-end=\"6325\">\n<li data-start=\"6096\" data-end=\"6153\">\n<p data-start=\"6098\" data-end=\"6153\">L\u2019existence d\u2019un plan de s\u00e9curit\u00e9 et de sant\u00e9 ad\u00e9quat<\/p>\n<\/li>\n<li data-start=\"6154\" data-end=\"6239\">\n<p data-start=\"6156\" data-end=\"6239\">L\u2019affichage de la notification pr\u00e9alable sur le chantier, dans un endroit visible<\/p>\n<\/li>\n<li data-start=\"6240\" data-end=\"6325\">\n<p data-start=\"6242\" data-end=\"6325\">La mise \u00e0 disposition de fiches de proc\u00e9dures de s\u00e9curit\u00e9 \u00e0 tous les intervenants<\/p>\n<\/li>\n<\/ul>\n<p data-start=\"6327\" data-end=\"6515\">Parall\u00e8lement, il est \u00e9galement obligatoire de respecter les r\u00e8gles relatives \u00e0 la signalisation et aux avis de chantier, afin d\u2019assurer que le lieu est correctement identifi\u00e9 et s\u00e9curis\u00e9.<\/p>\n<h2 data-start=\"6517\" data-end=\"6567\">\u00c9tapes \u00e0 suivre : comment proc\u00e9der correctement<\/h2>\n<ol data-start=\"6569\" data-end=\"7181\">\n<li data-start=\"6569\" data-end=\"6685\">\n<p data-start=\"6572\" data-end=\"6685\">\u00c9valuez la dur\u00e9e pr\u00e9vue des travaux et le nombre de travailleurs pour d\u00e9terminer l\u2019obligation de communication.<\/p>\n<\/li>\n<li data-start=\"6686\" data-end=\"6754\">\n<p data-start=\"6689\" data-end=\"6754\">Pr\u00e9parez la notification avec toutes les informations requises.<\/p>\n<\/li>\n<li data-start=\"6755\" data-end=\"6869\">\n<p data-start=\"6758\" data-end=\"6869\">Rassemblez les d\u00e9clarations des intervenants (concepteur, entit\u00e9 ex\u00e9cutante, coordinateur de s\u00e9curit\u00e9, etc.).<\/p>\n<\/li>\n<li data-start=\"6870\" data-end=\"6947\">\n<p data-start=\"6873\" data-end=\"6947\">Envoyez la notification \u00e0 l\u2019autorit\u00e9 comp\u00e9tente, d\u00fbment dat\u00e9e et sign\u00e9e.<\/p>\n<\/li>\n<li data-start=\"6948\" data-end=\"6988\">\n<p data-start=\"6951\" data-end=\"6988\">Affichez une copie sur le chantier.<\/p>\n<\/li>\n<li data-start=\"6989\" data-end=\"7071\">\n<p data-start=\"6992\" data-end=\"7071\">Communiquez toute modification importante dans un d\u00e9lai maximal de 48 heures.<\/p>\n<\/li>\n<li data-start=\"7072\" data-end=\"7181\">\n<p data-start=\"7075\" data-end=\"7181\">Garantissez la mise en \u0153uvre du plan de s\u00e9curit\u00e9 et de sant\u00e9 ainsi que l\u2019acc\u00e8s aux proc\u00e9dures de s\u00e9curit\u00e9.<\/p>\n<\/li>\n<\/ol>\n<h2 data-start=\"7183\" data-end=\"7196\">Conclusion<\/h2>\n<p data-start=\"7198\" data-end=\"7602\">Ainsi, la notification pr\u00e9alable d\u2019ouverture de chantier est essentielle pour garantir que les travaux se d\u00e9roulent en toute s\u00e9curit\u00e9 et dans le respect de la l\u00e9gislation. De ce fait, pour toute personne qui commence un projet \u2014 qu\u2019il s\u2019agisse d\u2019une <a href=\"https:\/\/mjarc.com\/fr\/recuperer-une-maison-ancienne-tout-sur-les-permis\/\">r\u00e9novation<\/a> ou d\u2019une <a href=\"https:\/\/mjarc.com\/fr\/construir-casa-em-lisboa-licencas-etapas-e-consideracoes-importantes\/\">nouvelle construction<\/a> \u2014 conna\u00eetre ces \u00e9tapes est indispensable pour \u00e9viter des sanctions et assurer un d\u00e9roulement fluide et conforme.<\/p>\n<p data-start=\"7604\" data-end=\"7703\">Si vous avez besoin d\u2019aide pour votre chantier, vous pouvez<a href=\"http:\/\/mjarc.com\/contacto\/\"> faire appel \u00e0 notre service de conseil.<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tout ce qu\u2019il faut savoir La notification pr\u00e9alable d\u2019ouverture de chantier est une obligation l\u00e9gale \u00e9tablie par le D\u00e9cret-Loi 273\/2003, qui r\u00e9glemente les r\u00e8gles de s\u00e9curit\u00e9, d\u2019hygi\u00e8ne et de sant\u00e9 dans les travaux de construction. Par cons\u00e9quent, si vous envisagez de commencer des travaux \u2014 par exemple construire une maison au Portugal \u2014 il est [&hellip;]<\/p>\n<p class=\"read-more\"><a class=\"button\" href=\"https:\/\/mjarc.com\/fr\/declaration-prealable-douverture-de-chantier-et-de-travaux\/\">Lire la suite<\/a><\/p>\n","protected":false},"author":2,"featured_media":16041,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"footnotes":""},"categories":[32],"tags":[676],"class_list":["post-16046","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-arquitetura-fr","tag-arquitetos-fr"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.3 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>D\u00e9claration Pr\u00e9alable d\u2019Ouverture de Chantier et de Travaux - Mjarc<\/title>\n<meta name=\"description\" content=\"D\u00e9couvrez l\u2019importance de la d\u00e9claration pr\u00e9alable d\u2019ouverture de chantier, conform\u00e9ment au D\u00e9cret-Loi 273\/2003, afin de garantir la s\u00e9curit\u00e9 au travail.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/mjarc.com\/fr\/declaration-prealable-douverture-de-chantier-et-de-travaux\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"D\u00e9claration Pr\u00e9alable d\u2019Ouverture de Chantier et de Travaux - Mjarc\" \/>\n<meta property=\"og:description\" content=\"D\u00e9couvrez l\u2019importance de la d\u00e9claration pr\u00e9alable d\u2019ouverture de chantier, conform\u00e9ment au D\u00e9cret-Loi 273\/2003, afin de garantir la s\u00e9curit\u00e9 au travail.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/mjarc.com\/fr\/declaration-prealable-douverture-de-chantier-et-de-travaux\/\" \/>\n<meta property=\"og:site_name\" content=\"Mjarc\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/mjarc.arquitectos\/\" \/>\n<meta property=\"article:published_time\" content=\"2025-12-05T16:30:33+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2025-12-05T17:41:05+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/mjarc.com\/wp-content\/uploads\/2020\/12\/IMG_1989.webp\" \/>\n\t<meta property=\"og:image:width\" content=\"1536\" \/>\n\t<meta property=\"og:image:height\" content=\"2048\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/webp\" \/>\n<meta name=\"author\" content=\"Mjarc\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u00c9crit par\" \/>\n\t<meta name=\"twitter:data1\" content=\"Mjarc\" \/>\n\t<meta name=\"twitter:label2\" content=\"Dur\u00e9e de lecture estim\u00e9e\" \/>\n\t<meta name=\"twitter:data2\" content=\"4 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/mjarc.com\\\/fr\\\/declaration-prealable-douverture-de-chantier-et-de-travaux\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/mjarc.com\\\/fr\\\/declaration-prealable-douverture-de-chantier-et-de-travaux\\\/\"},\"author\":{\"name\":\"Mjarc\",\"@id\":\"https:\\\/\\\/mjarc.com\\\/fr\\\/#\\\/schema\\\/person\\\/4b3afbd73b7217bd7abd6435d1e05f2e\"},\"headline\":\"D\u00e9claration Pr\u00e9alable d\u2019Ouverture de Chantier et de Travaux\",\"datePublished\":\"2025-12-05T16:30:33+00:00\",\"dateModified\":\"2025-12-05T17:41:05+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/mjarc.com\\\/fr\\\/declaration-prealable-douverture-de-chantier-et-de-travaux\\\/\"},\"wordCount\":672,\"commentCount\":0,\"publisher\":{\"@id\":\"https:\\\/\\\/mjarc.com\\\/fr\\\/#organization\"},\"image\":{\"@id\":\"https:\\\/\\\/mjarc.com\\\/fr\\\/declaration-prealable-douverture-de-chantier-et-de-travaux\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/mjarc.com\\\/wp-content\\\/uploads\\\/2020\\\/12\\\/IMG_1989.webp\",\"keywords\":[\"arquitetos\"],\"articleSection\":[\"Architecture\"],\"inLanguage\":\"fr-FR\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\\\/\\\/mjarc.com\\\/fr\\\/declaration-prealable-douverture-de-chantier-et-de-travaux\\\/#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/mjarc.com\\\/fr\\\/declaration-prealable-douverture-de-chantier-et-de-travaux\\\/\",\"url\":\"https:\\\/\\\/mjarc.com\\\/fr\\\/declaration-prealable-douverture-de-chantier-et-de-travaux\\\/\",\"name\":\"D\u00e9claration Pr\u00e9alable d\u2019Ouverture de Chantier et de Travaux - Mjarc\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/mjarc.com\\\/fr\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/mjarc.com\\\/fr\\\/declaration-prealable-douverture-de-chantier-et-de-travaux\\\/#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/mjarc.com\\\/fr\\\/declaration-prealable-douverture-de-chantier-et-de-travaux\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/mjarc.com\\\/wp-content\\\/uploads\\\/2020\\\/12\\\/IMG_1989.webp\",\"datePublished\":\"2025-12-05T16:30:33+00:00\",\"dateModified\":\"2025-12-05T17:41:05+00:00\",\"description\":\"D\u00e9couvrez l\u2019importance de la d\u00e9claration pr\u00e9alable d\u2019ouverture de chantier, conform\u00e9ment au D\u00e9cret-Loi 273\\\/2003, afin de garantir la s\u00e9curit\u00e9 au travail.\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/mjarc.com\\\/fr\\\/declaration-prealable-douverture-de-chantier-et-de-travaux\\\/#breadcrumb\"},\"inLanguage\":\"fr-FR\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/mjarc.com\\\/fr\\\/declaration-prealable-douverture-de-chantier-et-de-travaux\\\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"fr-FR\",\"@id\":\"https:\\\/\\\/mjarc.com\\\/fr\\\/declaration-prealable-douverture-de-chantier-et-de-travaux\\\/#primaryimage\",\"url\":\"https:\\\/\\\/mjarc.com\\\/wp-content\\\/uploads\\\/2020\\\/12\\\/IMG_1989.webp\",\"contentUrl\":\"https:\\\/\\\/mjarc.com\\\/wp-content\\\/uploads\\\/2020\\\/12\\\/IMG_1989.webp\",\"width\":1536,\"height\":2048,\"caption\":\"estaleiro de obra onde em primeiro plano se encontram materiais de obra e vemos um trabalhador e ao fundo uma paisagem sobr o rio douro\"},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/mjarc.com\\\/fr\\\/declaration-prealable-douverture-de-chantier-et-de-travaux\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"In\u00edcio\",\"item\":\"https:\\\/\\\/mjarc.com\\\/fr\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"D\u00e9claration Pr\u00e9alable d\u2019Ouverture de Chantier et de Travaux\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/mjarc.com\\\/fr\\\/#website\",\"url\":\"https:\\\/\\\/mjarc.com\\\/fr\\\/\",\"name\":\"Mjarc\",\"description\":\"\",\"publisher\":{\"@id\":\"https:\\\/\\\/mjarc.com\\\/fr\\\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\\\/\\\/mjarc.com\\\/fr\\\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"fr-FR\"},{\"@type\":\"Organization\",\"@id\":\"https:\\\/\\\/mjarc.com\\\/fr\\\/#organization\",\"name\":\"Mjarc\",\"url\":\"https:\\\/\\\/mjarc.com\\\/fr\\\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"fr-FR\",\"@id\":\"https:\\\/\\\/mjarc.com\\\/fr\\\/#\\\/schema\\\/logo\\\/image\\\/\",\"url\":\"https:\\\/\\\/mjarc.com\\\/wp-content\\\/uploads\\\/2023\\\/08\\\/logo_black_1.png\",\"contentUrl\":\"https:\\\/\\\/mjarc.com\\\/wp-content\\\/uploads\\\/2023\\\/08\\\/logo_black_1.png\",\"width\":130,\"height\":130,\"caption\":\"Mjarc\"},\"image\":{\"@id\":\"https:\\\/\\\/mjarc.com\\\/fr\\\/#\\\/schema\\\/logo\\\/image\\\/\"},\"sameAs\":[\"https:\\\/\\\/www.facebook.com\\\/mjarc.arquitectos\\\/\",\"https:\\\/\\\/www.instagram.com\\\/mjarc.arq\\\/\"]},{\"@type\":\"Person\",\"@id\":\"https:\\\/\\\/mjarc.com\\\/fr\\\/#\\\/schema\\\/person\\\/4b3afbd73b7217bd7abd6435d1e05f2e\",\"name\":\"Mjarc\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"fr-FR\",\"@id\":\"https:\\\/\\\/mjarc.com\\\/wp-content\\\/litespeed\\\/avatar\\\/bbed492adff5646ba02f6c482eda4fc3.jpg?ver=1775757896\",\"url\":\"https:\\\/\\\/mjarc.com\\\/wp-content\\\/litespeed\\\/avatar\\\/bbed492adff5646ba02f6c482eda4fc3.jpg?ver=1775757896\",\"contentUrl\":\"https:\\\/\\\/mjarc.com\\\/wp-content\\\/litespeed\\\/avatar\\\/bbed492adff5646ba02f6c482eda4fc3.jpg?ver=1775757896\",\"caption\":\"Mjarc\"},\"url\":\"https:\\\/\\\/mjarc.com\\\/fr\\\/author\\\/mjarc1\\\/\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"D\u00e9claration Pr\u00e9alable d\u2019Ouverture de Chantier et de Travaux - Mjarc","description":"D\u00e9couvrez l\u2019importance de la d\u00e9claration pr\u00e9alable d\u2019ouverture de chantier, conform\u00e9ment au D\u00e9cret-Loi 273\/2003, afin de garantir la s\u00e9curit\u00e9 au travail.","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/mjarc.com\/fr\/declaration-prealable-douverture-de-chantier-et-de-travaux\/","og_locale":"fr_FR","og_type":"article","og_title":"D\u00e9claration Pr\u00e9alable d\u2019Ouverture de Chantier et de Travaux - Mjarc","og_description":"D\u00e9couvrez l\u2019importance de la d\u00e9claration pr\u00e9alable d\u2019ouverture de chantier, conform\u00e9ment au D\u00e9cret-Loi 273\/2003, afin de garantir la s\u00e9curit\u00e9 au travail.","og_url":"https:\/\/mjarc.com\/fr\/declaration-prealable-douverture-de-chantier-et-de-travaux\/","og_site_name":"Mjarc","article_publisher":"https:\/\/www.facebook.com\/mjarc.arquitectos\/","article_published_time":"2025-12-05T16:30:33+00:00","article_modified_time":"2025-12-05T17:41:05+00:00","og_image":[{"width":1536,"height":2048,"url":"https:\/\/mjarc.com\/wp-content\/uploads\/2020\/12\/IMG_1989.webp","type":"image\/webp"}],"author":"Mjarc","twitter_card":"summary_large_image","twitter_misc":{"\u00c9crit par":"Mjarc","Dur\u00e9e de lecture estim\u00e9e":"4 minutes"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/mjarc.com\/fr\/declaration-prealable-douverture-de-chantier-et-de-travaux\/#article","isPartOf":{"@id":"https:\/\/mjarc.com\/fr\/declaration-prealable-douverture-de-chantier-et-de-travaux\/"},"author":{"name":"Mjarc","@id":"https:\/\/mjarc.com\/fr\/#\/schema\/person\/4b3afbd73b7217bd7abd6435d1e05f2e"},"headline":"D\u00e9claration Pr\u00e9alable d\u2019Ouverture de Chantier et de Travaux","datePublished":"2025-12-05T16:30:33+00:00","dateModified":"2025-12-05T17:41:05+00:00","mainEntityOfPage":{"@id":"https:\/\/mjarc.com\/fr\/declaration-prealable-douverture-de-chantier-et-de-travaux\/"},"wordCount":672,"commentCount":0,"publisher":{"@id":"https:\/\/mjarc.com\/fr\/#organization"},"image":{"@id":"https:\/\/mjarc.com\/fr\/declaration-prealable-douverture-de-chantier-et-de-travaux\/#primaryimage"},"thumbnailUrl":"https:\/\/mjarc.com\/wp-content\/uploads\/2020\/12\/IMG_1989.webp","keywords":["arquitetos"],"articleSection":["Architecture"],"inLanguage":"fr-FR","potentialAction":[{"@type":"CommentAction","name":"Comment","target":["https:\/\/mjarc.com\/fr\/declaration-prealable-douverture-de-chantier-et-de-travaux\/#respond"]}]},{"@type":"WebPage","@id":"https:\/\/mjarc.com\/fr\/declaration-prealable-douverture-de-chantier-et-de-travaux\/","url":"https:\/\/mjarc.com\/fr\/declaration-prealable-douverture-de-chantier-et-de-travaux\/","name":"D\u00e9claration Pr\u00e9alable d\u2019Ouverture de Chantier et de Travaux - Mjarc","isPartOf":{"@id":"https:\/\/mjarc.com\/fr\/#website"},"primaryImageOfPage":{"@id":"https:\/\/mjarc.com\/fr\/declaration-prealable-douverture-de-chantier-et-de-travaux\/#primaryimage"},"image":{"@id":"https:\/\/mjarc.com\/fr\/declaration-prealable-douverture-de-chantier-et-de-travaux\/#primaryimage"},"thumbnailUrl":"https:\/\/mjarc.com\/wp-content\/uploads\/2020\/12\/IMG_1989.webp","datePublished":"2025-12-05T16:30:33+00:00","dateModified":"2025-12-05T17:41:05+00:00","description":"D\u00e9couvrez l\u2019importance de la d\u00e9claration pr\u00e9alable d\u2019ouverture de chantier, conform\u00e9ment au D\u00e9cret-Loi 273\/2003, afin de garantir la s\u00e9curit\u00e9 au travail.","breadcrumb":{"@id":"https:\/\/mjarc.com\/fr\/declaration-prealable-douverture-de-chantier-et-de-travaux\/#breadcrumb"},"inLanguage":"fr-FR","potentialAction":[{"@type":"ReadAction","target":["https:\/\/mjarc.com\/fr\/declaration-prealable-douverture-de-chantier-et-de-travaux\/"]}]},{"@type":"ImageObject","inLanguage":"fr-FR","@id":"https:\/\/mjarc.com\/fr\/declaration-prealable-douverture-de-chantier-et-de-travaux\/#primaryimage","url":"https:\/\/mjarc.com\/wp-content\/uploads\/2020\/12\/IMG_1989.webp","contentUrl":"https:\/\/mjarc.com\/wp-content\/uploads\/2020\/12\/IMG_1989.webp","width":1536,"height":2048,"caption":"estaleiro de obra onde em primeiro plano se encontram materiais de obra e vemos um trabalhador e ao fundo uma paisagem sobr o rio douro"},{"@type":"BreadcrumbList","@id":"https:\/\/mjarc.com\/fr\/declaration-prealable-douverture-de-chantier-et-de-travaux\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"In\u00edcio","item":"https:\/\/mjarc.com\/fr\/"},{"@type":"ListItem","position":2,"name":"D\u00e9claration Pr\u00e9alable d\u2019Ouverture de Chantier et de Travaux"}]},{"@type":"WebSite","@id":"https:\/\/mjarc.com\/fr\/#website","url":"https:\/\/mjarc.com\/fr\/","name":"Mjarc","description":"","publisher":{"@id":"https:\/\/mjarc.com\/fr\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/mjarc.com\/fr\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"fr-FR"},{"@type":"Organization","@id":"https:\/\/mjarc.com\/fr\/#organization","name":"Mjarc","url":"https:\/\/mjarc.com\/fr\/","logo":{"@type":"ImageObject","inLanguage":"fr-FR","@id":"https:\/\/mjarc.com\/fr\/#\/schema\/logo\/image\/","url":"https:\/\/mjarc.com\/wp-content\/uploads\/2023\/08\/logo_black_1.png","contentUrl":"https:\/\/mjarc.com\/wp-content\/uploads\/2023\/08\/logo_black_1.png","width":130,"height":130,"caption":"Mjarc"},"image":{"@id":"https:\/\/mjarc.com\/fr\/#\/schema\/logo\/image\/"},"sameAs":["https:\/\/www.facebook.com\/mjarc.arquitectos\/","https:\/\/www.instagram.com\/mjarc.arq\/"]},{"@type":"Person","@id":"https:\/\/mjarc.com\/fr\/#\/schema\/person\/4b3afbd73b7217bd7abd6435d1e05f2e","name":"Mjarc","image":{"@type":"ImageObject","inLanguage":"fr-FR","@id":"https:\/\/mjarc.com\/wp-content\/litespeed\/avatar\/bbed492adff5646ba02f6c482eda4fc3.jpg?ver=1775757896","url":"https:\/\/mjarc.com\/wp-content\/litespeed\/avatar\/bbed492adff5646ba02f6c482eda4fc3.jpg?ver=1775757896","contentUrl":"https:\/\/mjarc.com\/wp-content\/litespeed\/avatar\/bbed492adff5646ba02f6c482eda4fc3.jpg?ver=1775757896","caption":"Mjarc"},"url":"https:\/\/mjarc.com\/fr\/author\/mjarc1\/"}]}},"_links":{"self":[{"href":"https:\/\/mjarc.com\/fr\/wp-json\/wp\/v2\/posts\/16046","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/mjarc.com\/fr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/mjarc.com\/fr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/mjarc.com\/fr\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/mjarc.com\/fr\/wp-json\/wp\/v2\/comments?post=16046"}],"version-history":[{"count":1,"href":"https:\/\/mjarc.com\/fr\/wp-json\/wp\/v2\/posts\/16046\/revisions"}],"predecessor-version":[{"id":16047,"href":"https:\/\/mjarc.com\/fr\/wp-json\/wp\/v2\/posts\/16046\/revisions\/16047"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/mjarc.com\/fr\/wp-json\/wp\/v2\/media\/16041"}],"wp:attachment":[{"href":"https:\/\/mjarc.com\/fr\/wp-json\/wp\/v2\/media?parent=16046"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/mjarc.com\/fr\/wp-json\/wp\/v2\/categories?post=16046"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/mjarc.com\/fr\/wp-json\/wp\/v2\/tags?post=16046"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}