{"id":37056,"date":"2026-07-22T07:04:00","date_gmt":"2026-07-22T05:04:00","guid":{"rendered":"https:\/\/euapp01.newsmemory.com\/lamarseillaise\/news\/?p=37056"},"modified":"2026-07-28T09:08:34","modified_gmt":"2026-07-28T07:08:34","slug":"callelongue-le-site-de-scories-du-littoral-marseillais-le-plus-consequent-a-depolluer","status":"publish","type":"post","link":"https:\/\/euapp01.newsmemory.com\/lamarseillaise\/news\/2026\/07\/22\/callelongue-le-site-de-scories-du-littoral-marseillais-le-plus-consequent-a-depolluer\/","title":{"rendered":"Callelongue, le site de scories du littoral marseillais le plus cons\u00e9quent \u00e0 d\u00e9polluer"},"content":{"rendered":"<div class=\"paragraph\">\n<p>Treize nouveaux d\u00e9p\u00f4ts prioritaires de scories, sur les vingt en tout de l\u2019op\u00e9ration globale de d\u00e9pollution, entreront en chantier \u00e0 la rentr\u00e9e, annonce la pr\u00e9fecture. Cette derni\u00e8re phase d\u00e9bute le 1<sup>er<\/sup>\u00a0septembre 2026 pour s\u2019achever fin mars\u00a02027.<\/p>\n<p>Le bilan de la premi\u00e8re \u00e9tape de d\u00e9pollution des d\u00e9p\u00f4ts historiques de r\u00e9sidus industriels des calanques est jug\u00e9 \u00ab\u00a0<i>satisfaisant<\/i><i>\u00a0<\/i>\u00bb en d\u00e9pit d\u2019un retard cons\u00e9quent (notre \u00e9dition du 5\u00a0mai 2026). Quatre sites ont \u00e9t\u00e9 int\u00e9gralement trait\u00e9s. Trois autres seront achev\u00e9s lors de la deuxi\u00e8me phase compte tenu de leur complexit\u00e9 technique\u00a0: il s\u2019agit des sites de Sam\u00e9na, de l\u2019Escalette et de la Calanque des Trous.<\/p>\n<\/p><\/div>\n<div class=\"intext\"> Circulation altern\u00e9e\n              <\/div>\n<div class=\"paragraph\">\n<p>Lors de la r\u00e9union publique du 3\u00a0juillet au centre municipal \u00e0 la Madrague de Montredon, la pr\u00e9fecture a rappel\u00e9 avec les \u00e9lus \u00ab\u00a0<i>les caract\u00e9ristiques exceptionnelles de ce chantier et la tr\u00e8s grande qualit\u00e9 de la ma\u00eetrise d\u2019ouvrage assur\u00e9e par l\u2019Ademe<\/i><i>\u00a0<\/i>\u00bb. Cette phase 1 d\u00e9montre, \u00e0 leurs yeux, \u00ab\u00a0<i>la ma\u00eetrise des \u00e9missions de poussi\u00e8res tout au long du chantier<\/i><i>\u00a0<\/i>\u00bb<i>, <\/i>\u00ab<i>\u00a0<\/i><i>aucun d\u00e9passement des normes d\u00fb aux travaux<\/i><i>\u00a0<\/i>\u00bb n\u2019ayant \u00e9t\u00e9 constat\u00e9.<\/p>\n<p>La seconde phase qui d\u00e9bute \u00e0 la rentr\u00e9e s\u2019attaque \u00ab<i>\u00a0<\/i><i>au plus cons\u00e9quent des spots \u00e0 traiter, celui de Callelongue<\/i><i>\u00a0<\/i>\u00bb et perturbera circulation et stationnement. Une circulation altern\u00e9e sera mise en place entre les Goudes et le village de Callelongue pendant sept mois, y compris le week-end. \u00ab\u00a0<i>Les visiteurs sont encourag\u00e9s \u00e0 privil\u00e9gier les transports en commun ou les mobilit\u00e9s douces pour acc\u00e9der au secteur<\/i><i>\u00a0<\/i>\u00bb, pr\u00e9viennent les autorit\u00e9s. Un demi-giratoire sera provisoirement am\u00e9nag\u00e9 \u00e0 l\u2019entr\u00e9e du parking Napol\u00e9on, o\u00f9 la barri\u00e8re de filtrage de Callelongue sera de ce fait remont\u00e9e. Pour faciliter la circulation les week-ends, les alternats de circulation n\u00e9cessaires au chantier de Calanque des Trous et de l\u2019entr\u00e9e des Goudes seront lev\u00e9s \u00e0 partir du vendredi 17h et r\u00e9install\u00e9s le lundi matin suivant.<\/p>\n<p>Le belv\u00e9d\u00e8re de Callelongue est tr\u00e8s complexe \u00e0 traiter. Ce site accident\u00e9 pr\u00e9sente un int\u00e9r\u00eat patrimonial et paysager remarquable avec la dalle du bathyscaphe et la v\u00e9g\u00e9tation rase typique des Calanques. C\u2019est l\u2019un des d\u00e9p\u00f4ts les plus importants, les plus sensibles et les plus co\u00fbteux \u00e0 traiter (plus de 2\u00a0millions d\u2019euros) avec des concentrations en plomb \u00e0 17\u00a0300mg\/kg en contrebas du belv\u00e9d\u00e8re dans des remblais sur 4\u00a0m\u00e8tres d\u2019\u00e9paisseur et sur 300\u00a0m\u00e8tres de longueur. Dans un souci d\u2019insertion paysag\u00e8re, il est pr\u00e9vu, selon les spots, d\u2019engager un dispositif d\u2019\u00e9tanch\u00e9it\u00e9 et de recouvrement par de la roche calcaire concass\u00e9e, de poser du b\u00e9ton projet\u00e9 sculpt\u00e9 ou d\u2019aspirer les scories sur les zones les plus basses de ce \u00ab\u00a0bout du monde\u00a0\u00bb marseillais.<\/p>\n<\/p><\/div>\n<div class=\"paragraph\">\n<p><i>* site d\u00e9di\u00e9 de l\u2019Ademe<\/i><i>\u00a0<\/i><i>: calanques-de-marseille.ademe.fr<\/i><\/p>\n<\/p><\/div>\n","protected":false},"excerpt":{"rendered":"Treize nouveaux d&eacute;p&ocirc;ts prioritaires de scories, sur les vingt en tout de l&rsquo;op&eacute;ration globale de d&eacute;pollution, entreront en chantier &agrave; la rentr&eacute;e, annonce la pr&eacute;fecture. Cette derni&egrave;re phase &#8230;","protected":false},"author":1,"featured_media":37057,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3926,3925,333,20],"tags":[6143,10,1436,1619,1420,725,1421,947,26,488,16,456,1745,1131,716,2234,2771,818,166,160,988],"news-destination":[3944],"news-source":[475],"is_homepage":[],"ta_other":[],"class_list":["post-37056","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-accueil-merge","category-accueil-third","category-environnement","category-societe","tag-bathyscaphe","tag-bouches-du-rhone","tag-calanques","tag-chantier","tag-circulation","tag-dechets","tag-depollution","tag-edition","tag-environnement","tag-industriels","tag-marseille","tag-normes","tag-parking","tag-prefecture","tag-rentree","tag-stationnement","tag-traitement","tag-transports-en-commun","tag-travaux","tag-vegetation","tag-week-end","news-destination-homepage","news-source-website"],"_links":{"self":[{"href":"https:\/\/euapp01.newsmemory.com\/lamarseillaise\/news\/wp-json\/wp\/v2\/posts\/37056","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/euapp01.newsmemory.com\/lamarseillaise\/news\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/euapp01.newsmemory.com\/lamarseillaise\/news\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/euapp01.newsmemory.com\/lamarseillaise\/news\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/euapp01.newsmemory.com\/lamarseillaise\/news\/wp-json\/wp\/v2\/comments?post=37056"}],"version-history":[{"count":1,"href":"https:\/\/euapp01.newsmemory.com\/lamarseillaise\/news\/wp-json\/wp\/v2\/posts\/37056\/revisions"}],"predecessor-version":[{"id":37058,"href":"https:\/\/euapp01.newsmemory.com\/lamarseillaise\/news\/wp-json\/wp\/v2\/posts\/37056\/revisions\/37058"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/euapp01.newsmemory.com\/lamarseillaise\/news\/wp-json\/wp\/v2\/media\/37057"}],"wp:attachment":[{"href":"https:\/\/euapp01.newsmemory.com\/lamarseillaise\/news\/wp-json\/wp\/v2\/media?parent=37056"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/euapp01.newsmemory.com\/lamarseillaise\/news\/wp-json\/wp\/v2\/categories?post=37056"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/euapp01.newsmemory.com\/lamarseillaise\/news\/wp-json\/wp\/v2\/tags?post=37056"},{"taxonomy":"news-destination","embeddable":true,"href":"https:\/\/euapp01.newsmemory.com\/lamarseillaise\/news\/wp-json\/wp\/v2\/news-destination?post=37056"},{"taxonomy":"news-source","embeddable":true,"href":"https:\/\/euapp01.newsmemory.com\/lamarseillaise\/news\/wp-json\/wp\/v2\/news-source?post=37056"},{"taxonomy":"is_homepage","embeddable":true,"href":"https:\/\/euapp01.newsmemory.com\/lamarseillaise\/news\/wp-json\/wp\/v2\/is_homepage?post=37056"},{"taxonomy":"ta_other","embeddable":true,"href":"https:\/\/euapp01.newsmemory.com\/lamarseillaise\/news\/wp-json\/wp\/v2\/ta_other?post=37056"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}