{"id":5676,"date":"2026-03-26T13:00:06","date_gmt":"2026-03-26T13:00:06","guid":{"rendered":"https:\/\/craterre.org\/case\/accompagnement-a-la-construction-du-lycee-becquerel-de-nangis\/"},"modified":"2026-03-26T13:00:06","modified_gmt":"2026-03-26T13:00:06","slug":"accompagnement-a-la-construction-du-lycee-becquerel-de-nangis","status":"publish","type":"avada_portfolio","link":"https:\/\/craterre.org\/en\/case\/accompagnement-a-la-construction-du-lycee-becquerel-de-nangis\/","title":{"rendered":"Accompagnement \u00e0 la construction du Lyc\u00e9e Becquerel de Nangis"},"content":{"rendered":"<h2>Objectives<\/h2>\n<p>Afin de r\u00e9pondre \u00e0 l\u2019augmentation d\u00e9mographique du territoire de Seine-et-Marne, la R\u00e9gion Ile-de-France a d\u00e9sign\u00e9 COSA &#8211; Colboc Sachet Architecture pour concevoir l\u2019extension et la r\u00e9novation du lyc\u00e9e Henri-Becquerel \u00e0 Nangis. Construit en 1991, ce b\u00e2timent pouvait accueillir initialement jusqu\u2019\u00e0 500 \u00e9l\u00e8ves. Ce projet de restructuration permettra d\u00e9sormais de porter l\u2019effectif du lyc\u00e9e de 700 \u00e0 1200 \u00e9l\u00e8ves. Le nouveau b\u00e2timent accueillera la nouvelle demi-pension, 1 600 m\u00b2 de locaux d\u2019enseignement suppl\u00e9mentaires et 990 m\u00b2 de locaux de vie scolaire et d\u2019administration.<\/p>\n<p>CRAterre a \u00e9t\u00e9 missionn\u00e9 par la R\u00e9gion Ile de France pour aider \u00e0 l\u2019int\u00e9gration de terre crue dans ce projet d\u2019extension. Le b\u00e2timent, en ossature bois porteuse, permettra la mise en oeuvre de 600m\u00b2 de ma\u00e7onnerie int\u00e9rieure en briques extrud\u00e9es produites avec une terre de carri\u00e8re (briqueterie De Wulf) et 1300m\u00b2 de ma\u00e7onnerie ext\u00e9rieure en briques de terre crue issue des d\u00e9blais de chantiers d\u2019excavation (BC Materials), comprim\u00e9es et stabilis\u00e9es.\u00a0<\/p>\n<p>Dans ce cadre, une Appr\u00e9ciation Technique Exp\u00e9rimentale (ATEx) de type B a \u00e9t\u00e9 valid\u00e9e aupr\u00e8s du CSTB concernant la mise en \u0153uvre de Briques de Terre Extrud\u00e9es en parement int\u00e9rieur et de Briques de Terre Comprim\u00e9es Stabilis\u00e9es en parement ext\u00e9rieur des fa\u00e7ades. Les principales difficult\u00e9s lev\u00e9es concernaient la justification du comportement de mat\u00e9riaux de terre crue (produits \u00e0 partir de terres de d\u00e9blais et stabilis\u00e9s \u00e0 3% de ciment) face aux intemp\u00e9ries et la compatibilit\u00e9 de d\u00e9formations des ma\u00e7onneries avec l&rsquo;ossature bois porteuse.<\/p>\n<p>L&rsquo;ATEx couvre \u00e9galement l&#8217;emploi de briques de terre cuites de r\u00e9emploi dans certaines zones de la fa\u00e7ade plus expos\u00e9es aux intemp\u00e9ries.\u00a0<\/p>\n<h2>Partners<\/h2>\n<p>COSA (architecte)<br \/>COFIBAT<br \/>BC Materials<br \/>Briqueterie de Wulf<\/p>\n<h2>Financements<\/h2>\n<p>R\u00e9gion Ile-de-France <br \/>IDF Construction Durable<\/p>\n<h2>Ressource<\/h2>\n<div class=\"video-shortcode\">\n<blockquote class=\"wp-embedded-content\" data-secret=\"inJF9q1ibQ\"><p><a href=\"https:\/\/www.cosa-paris.com\/portfolio\/lycee-general-et-technologique-henri-becquerel-nangis-77\/\">Lyc\u00e9e g\u00e9n\u00e9ral et technologique Henri Becquerel, Nangis (77)<\/a><\/p><\/blockquote>\n<p><iframe class=\"wp-embedded-content\" sandbox=\"allow-scripts\" security=\"restricted\" style=\"position: absolute; clip: rect(1px, 1px, 1px, 1px);\" title=\"\u00ab\u00a0Lyc\u00e9e g\u00e9n\u00e9ral et technologique Henri Becquerel, Nangis (77)\u00a0\u00bb &#8212; COSA Colboc Sachet architectures\" src=\"https:\/\/www.cosa-paris.com\/portfolio\/lycee-general-et-technologique-henri-becquerel-nangis-77\/embed\/#?secret=inJF9q1ibQ\" data-secret=\"inJF9q1ibQ\" width=\"600\" height=\"338\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\"><\/iframe><\/div><\/p>","protected":false},"excerpt":{"rendered":"<p>Objectifs Afin de r\u00e9pondre \u00e0 l\u2019augmentation d\u00e9mographique du territoire de [&hellip;]<\/p>","protected":false},"author":2,"featured_media":5674,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","format":"standard","meta":[],"portfolio_category":[28],"portfolio_skills":[],"portfolio_tags":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v21.2 - 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