{"id":5578,"date":"2026-02-06T18:15:21","date_gmt":"2026-02-06T18:15:21","guid":{"rendered":"https:\/\/infos-media-nantes.fr\/?p=5578"},"modified":"2026-02-06T18:15:22","modified_gmt":"2026-02-06T18:15:22","slug":"tour-de-plomb-coueron-financement-nantes-metropole","status":"publish","type":"post","link":"https:\/\/infos-media-nantes.fr\/tour-de-plomb-coueron-financement-nantes-metropole\/","title":{"rendered":"Cou\u00ebron, Nantes m\u00e9tropole d\u00e9bloque 400 000 euros pour sauver la tour de plomb"},"content":{"rendered":"\n<article id=\"imn-tour-plomb-coueron-2026\" style=\"font-family:Inter,Arial,sans-serif;color:#222;line-height:1.65;max-width:1100px;margin:auto;padding:24px;background:#fff;box-sizing:border-box;\">\n\n  <header>\n\n    <p>\n      Vendredi 6 f\u00e9vrier, les \u00e9lus de <a href=\"https:\/\/metropole.nantes.fr\" target=\"_blank\" rel=\"noopener\">Nantes M\u00e9tropole<\/a> ont valid\u00e9 une enveloppe financi\u00e8re destin\u00e9e \u00e0 s\u00e9curiser l\u2019un des \u00e9difices industriels les plus singuliers du territoire. La tour de plomb de Cou\u00ebron, visible de loin au bord de la Loire, va faire l\u2019objet de travaux lourds apr\u00e8s plusieurs ann\u00e9es d\u2019incertitudes sur son avenir. Cette d\u00e9cision marque une \u00e9tape cl\u00e9 pour la pr\u00e9servation d\u2019un patrimoine rare, puisqu\u2019il ne reste aujourd\u2019hui qu\u2019une quinzaine de tours de ce type dans le monde.\n    <\/p>\n  <\/header>\n\n  <section>\n    <h2>Un monument industriel de 70 m\u00e8tres, t\u00e9moin d\u2019une histoire ouvri\u00e8re<\/h2>\n\n    <p>\n      Dress\u00e9e \u00e0 70 m\u00e8tres au-dessus de la commune de Cou\u00ebron, la tour de plomb structure le paysage m\u00e9tropolitain depuis la fin du XIXe si\u00e8cle. Sa construction s\u2019est d\u00e9roul\u00e9e entre 1875 et 1877, \u00e0 une \u00e9poque o\u00f9 l\u2019industrialisation battait son plein le long de la Loire. Jusqu\u2019\u00e0 350 ouvriers y ont travaill\u00e9 simultan\u00e9ment pour transformer des minerais de plomb, puis de cuivre, achemin\u00e9s par voie fluviale. La tour servait alors \u00e0 la fabrication de grenaille de plomb, obtenue par chute de m\u00e9tal en fusion depuis le sommet de l\u2019\u00e9difice.\n    <\/p>\n\n    <p>\n      Ce site, pens\u00e9 comme un outil de production, est devenu au fil du temps un rep\u00e8re visuel et un symbole de l\u2019activit\u00e9 m\u00e9tallurgique locale. Lorsque l\u2019exploitation industrielle a cess\u00e9 en 1998, la tour n\u2019a pas \u00e9t\u00e9 laiss\u00e9e \u00e0 l\u2019abandon. Elle a accueilli successivement des activit\u00e9s culturelles, administratives, syndicales et associatives, ce qui a permis de maintenir un lien entre le b\u00e2timent et les habitants.\n    <\/p>\n  <\/section>\n\n  <section>\n    <h2>Un diagnostic alarmant et des travaux n\u00e9cessaires<\/h2>\n\n    <p>\n      La commune de Cou\u00ebron a r\u00e9cemment command\u00e9 un diagnostic technique approfondi. Les conclusions sont claires. Le b\u00e2timent n\u00e9cessite des interventions importantes pour garantir sa stabilit\u00e9 et sa s\u00e9curit\u00e9. Parmi les priorit\u00e9s figurent la d\u00e9pollution du site, la restauration de la charpente et de la couverture, ainsi que la mise aux normes des installations \u00e9lectriques. Sans ces travaux, la p\u00e9rennit\u00e9 de l\u2019\u00e9difice serait menac\u00e9e.\n    <\/p>\n\n    <p>\n      Consciente de l\u2019enjeu patrimonial, Nantes M\u00e9tropole a d\u00e9cid\u00e9 de soutenir financi\u00e8rement la municipalit\u00e9. L\u2019enveloppe vot\u00e9e s\u2019\u00e9l\u00e8ve \u00e0 400 000 euros, une somme qui ne couvre pas l\u2019int\u00e9gralit\u00e9 des besoins, mais qui constitue un levier d\u00e9cisif pour lancer le chantier. Ce financement s\u2019inscrit dans une politique plus large de valorisation du patrimoine industriel m\u00e9tropolitain.\n    <\/p>\n  <\/section>\n\n  <section>\n    <h2>Vers un projet scientifique et culturel participatif<\/h2>\n\n    <p>\n      Au-del\u00e0 de la s\u00e9curisation du b\u00e2timent, la mairie de Cou\u00ebron a engag\u00e9 une r\u00e9flexion sur son avenir. Une \u00e9tude est en cours pour construire un projet scientifique et culturel participatif. L\u2019objectif est de faire \u00e9merger un projet de valorisation qui associe habitants, associations, experts et institutions. Cette d\u00e9marche vise \u00e0 donner une nouvelle vie \u00e0 la tour tout en respectant son histoire.\n    <\/p>\n\n    <p>\n      Plusieurs pistes sont envisag\u00e9es, entre espaces d\u2019exposition, lieu de m\u00e9diation industrielle ou plateforme d\u2019observation du paysage lig\u00e9rien. Rien n\u2019est encore tranch\u00e9, mais la volont\u00e9 affich\u00e9e est celle d\u2019un projet ouvert, accessible et ancr\u00e9 dans le territoire. La tour de plomb pourrait ainsi devenir \u00e0 la fois un lieu de m\u00e9moire et un espace tourn\u00e9 vers l\u2019avenir.\n    <\/p>\n  <\/section>\n\n  <!-- =========================================================\n       MINI-JEU IMN : MOTS M\u00caL\u00c9S \u2014 TOUR DE PLOMB DE COU\u00cbRON\n       Mod\u00e8le officiel Momele-IMN \u2014 VERSION MOBILE-FIRST CORRIG\u00c9E\n  ========================================================= -->\n\n  <section style=\"margin-top:36px;\">\n    <h2>Mini-jeu IMN : retrouve les mots cach\u00e9s de la tour de plomb<\/h2>\n\n    <p id=\"imn-wordlist-coueron\" style=\"font-weight:bold;color:#5532F0;margin-bottom:14px;\"><\/p>\n\n    <button id=\"imn-newgame-coueron\" class=\"imn-btn\" style=\"display:block;margin:15px auto 20px;\">\n      Nouvelle partie\n    <\/button>\n\n    <div id=\"imn-wordgrid-coueron\"\n         style=\"\n           width:100%;\n           max-width:min(92vw, 420px);\n           margin:20px auto;\n           padding:0 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Cette d\u00e9cision marque [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":5579,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"content-type":"","footnotes":"","event_start_date":"","event_end_date":"","event_location":"","imn_event_city":"","imn_event_start_time":"","imn_event_end_time":"","imn_event_all_day":"","imn_event_address":"","imn_event_ticket_url":"","imn_event_price":"","imn_event_status":"","imn_event_organizer":"","imn_event_accessibility":""},"categories":[22],"tags":[2985,20,2922,382,175,826,410,4012],"class_list":["post-5578","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-actualites-nantes","tag-coueron","tag-culture","tag-depollution","tag-loire","tag-nantes-metropole","tag-patrimoine-industriel","tag-restauration","tag-tour-de-plomb"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.8 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Cou\u00ebron, Nantes m\u00e9tropole d\u00e9bloque 400 000 euros pour sauver la tour de plomb - 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