{"id":873,"date":"2016-08-17T19:43:01","date_gmt":"2016-08-17T19:43:01","guid":{"rendered":"https:\/\/aecom.com\/fr-ca\/projects\/remediation-contaminated-sediments\/"},"modified":"2023-06-27T14:40:18","modified_gmt":"2023-06-27T14:40:18","slug":"remediation-contaminated-sediments","status":"publish","type":"project","link":"https:\/\/aecom.com\/fr-ca\/projects\/remediation-contaminated-sediments\/","title":{"rendered":"Remediation of Contaminated Sediments"},"content":{"rendered":"\n<p>Ce client utilisait cette \u00eele situ\u00e9e sur le fleuve Saint-Laurent pour la fabrication d&#8217;acides min\u00e9raux et d&#8217;alun depuis le d\u00e9but des ann\u00e9es 1940. Par cons\u00e9quent, d&#8217;importants volumes de d\u00e9chets industriels \u00e9taient pr\u00e9sents sur l&#8217;\u00eele. En outre, les s\u00e9diments situ\u00e9s dans la zone adjacente \u00e0 l&#8217;\u00eele ont aussi \u00e9t\u00e9 touch\u00e9s par les activit\u00e9s industrielles.<\/p>\n\n\n\n<p>AECOM a effectu\u00e9 une caract\u00e9risation exhaustive des zones de s\u00e9dimentation entourant l&#8217;\u00eele, incluant une \u00e9tude d&#8217;\u00e9cotoxicologie. Plusieurs sc\u00e9narios d&#8217;assainissement de s\u00e9diments contamin\u00e9s ont \u00e9t\u00e9 \u00e9tudi\u00e9s. Par la suite, un avis concernant la solution privil\u00e9gi\u00e9e (de recouvrir les s\u00e9diments dans la zone prioritaire principale) fut soumis au minist\u00e8re de l&#8217;Environnement et de la Faune. AECOM pr\u00e9pare actuellement l&#8217;\u00e9tude d&#8217;impact environnemental de ce projet d&#8217;assainissement. La m\u00e9thode d&#8217;assainissement retenue consiste \u00e0 recouvrir les s\u00e9diments contamin\u00e9s de la zone prioritaire principale (d&#8217;une superficie d&#8217;environ 70 000 m<sup>2<\/sup>) d&#8217;un g\u00e9otextile et de mat\u00e9riaux granulaires (sable et gravier). Un enrochement a \u00e9t\u00e9 mis en place pour prot\u00e9ger la structure des vagues et du mouvement des glaces.<\/p>\n","protected":false},"author":30,"featured_media":875,"template":"","tags":[],"city":[],"class_list":["post-873","project","type-project","status-publish","has-post-thumbnail","hentry"],"acf":[],"_links":{"self":[{"href":"https:\/\/aecom.com\/fr-ca\/wp-json\/wp\/v2\/project\/873","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/aecom.com\/fr-ca\/wp-json\/wp\/v2\/project"}],"about":[{"href":"https:\/\/aecom.com\/fr-ca\/wp-json\/wp\/v2\/types\/project"}],"author":[{"embeddable":true,"href":"https:\/\/aecom.com\/fr-ca\/wp-json\/wp\/v2\/users\/30"}],"version-history":[{"count":3,"href":"https:\/\/aecom.com\/fr-ca\/wp-json\/wp\/v2\/project\/873\/revisions"}],"predecessor-version":[{"id":877,"href":"https:\/\/aecom.com\/fr-ca\/wp-json\/wp\/v2\/project\/873\/revisions\/877"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/aecom.com\/fr-ca\/wp-json\/wp\/v2\/media\/875"}],"wp:attachment":[{"href":"https:\/\/aecom.com\/fr-ca\/wp-json\/wp\/v2\/media?parent=873"}],"wp:term":[{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/aecom.com\/fr-ca\/wp-json\/wp\/v2\/tags?post=873"},{"taxonomy":"city","embeddable":true,"href":"https:\/\/aecom.com\/fr-ca\/wp-json\/wp\/v2\/city?post=873"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}