{"id":12129,"date":"2025-01-15T16:02:34","date_gmt":"2025-01-15T21:02:34","guid":{"rendered":"http:\/\/3.96.229.193\/project\/lagoon-sludge-dredging-for-rio-tinto-alcan\/"},"modified":"2026-07-10T10:23:27","modified_gmt":"2026-07-10T14:23:27","slug":"dragage-dun-basin-de-sedimentation-de-rio-tinto-alcan","status":"publish","type":"project","link":"https:\/\/sanexen.com\/fr\/project\/dragage-dun-basin-de-sedimentation-de-rio-tinto-alcan\/","title":{"rendered":"Dragage d\u2019un basin de s\u00e9dimentation de Rio Tinto Alcan"},"content":{"rendered":"\n<div class=\"et_pb_section_0 et_pb_section et_section_regular et_block_section\"><div class=\"et_pb_row_0 et_pb_row et_pb_equal_columns et_block_row\"><div class=\"et_pb_column_0 et_pb_column et_pb_column_1_2 et_block_column et_pb_css_mix_blend_mode_passthrough ds-vertical-align\"><div class=\"et_pb_text_0 et_pb_text et_pb_bg_layout_dark et_pb_module et_block_module\"><div class=\"et_pb_text_inner\"><h4>PROJET<\/h4>\n<\/div><\/div><div class=\"et_pb_text_1 et_pb_text et_pb_bg_layout_dark et_pb_module et_block_module\"><div class=\"et_pb_text_inner\"><h1>Dragage d\u2019un basin de s\u00e9dimentation de Rio Tinto Alcan<\/h1>\n<\/div><\/div><\/div><div class=\"et_pb_column_1 et_pb_column et_pb_column_1_2 et-last-child et_block_column et_pb_css_mix_blend_mode_passthrough ds-vertical-align\"><div class=\"et_pb_divider_0 et_pb_divider_hidden et_pb_space et_pb_divider_position_top et_pb_module\"><div class=\"et_pb_divider_internal\"><\/div><\/div><\/div><\/div><\/div><div class=\"et_pb_section_1 et_pb_section et_section_regular et_block_section\"><div class=\"et_pb_row_1 et_pb_row et_pb_equal_columns et_pb_gutters1 et_block_row\"><div class=\"et_pb_column_2 et_pb_column et_pb_column_1_3 et_block_column et_pb_css_mix_blend_mode_passthrough\"><div class=\"et_pb_text_2 et_pb_text et_pb_bg_layout_light et_pb_module et_block_module\"><div class=\"et_pb_text_inner\"><h5>SERVICE<\/h5>\n<\/div><\/div><div class=\"et_pb_text_3 et_pb_text et_pb_bg_layout_light et_pb_module et_block_module\"><div class=\"et_pb_text_inner\"><p><a href=\"https:\/\/sanexen.com\/fr\/dragage-deshydratation\/\">Dragage et d\u00e9shydratation<\/a><br \/>\n<a href=\"https:\/\/sanexen.com\/fr\/traitement-effluents-industriels\/\">Traitement des effluents industriels<\/a><\/p>\n<\/div><\/div><div class=\"et_pb_text_4 et_pb_text et_pb_bg_layout_light et_pb_module et_block_module\"><div class=\"et_pb_text_inner\"><h5>INDUSTRIE<\/h5>\n<\/div><\/div><div class=\"et_pb_text_5 et_pb_text et_pb_bg_layout_light et_pb_module et_block_module\"><div class=\"et_pb_text_inner\"><p>Fabrication<\/p>\n<\/div><\/div><div class=\"et_pb_text_6 et_pb_text et_pb_bg_layout_light et_pb_module et_block_module\"><div class=\"et_pb_text_inner\"><h5>LIEU DU PROJET<\/h5>\n<\/div><\/div><div class=\"et_pb_text_7 et_pb_text et_pb_bg_layout_light et_pb_module et_block_module\"><div class=\"et_pb_text_inner\"><p>Laterri\u00e8re, Saguenay, Qu\u00e9bec<\/p>\n<\/div><\/div><div class=\"et_pb_text_8 et_pb_text et_pb_bg_layout_light et_pb_module et_block_module\"><div class=\"et_pb_text_inner\"><h5>DATE DU PROJET<\/h5>\n<\/div><\/div><div class=\"et_pb_text_9 et_pb_text et_pb_bg_layout_light et_pb_module et_block_module\"><div class=\"et_pb_text_inner\"><p>Juin 2022<\/p>\n<\/div><\/div><div class=\"et_pb_text_10 et_pb_text et_pb_bg_layout_light et_pb_module et_block_module\"><div class=\"et_pb_text_inner\"><h5>QUANTIT\u00c9<\/h5>\n<\/div><\/div><div class=\"et_pb_text_11 et_pb_text et_pb_bg_layout_light et_pb_module et_block_module\"><div class=\"et_pb_text_inner\"><p>2 375 m<sup style=\"font-size: 10px;\">3<\/sup> d\u2019eau trait\u00e9e<\/p>\n<\/div><\/div><\/div><div class=\"et_pb_column_3 et_pb_column et_pb_column_2_3 et-last-child et_block_column et_pb_css_mix_blend_mode_passthrough\"><div class=\"et_pb_text_12 et_pb_text et_pb_bg_layout_light et_pb_module et_block_module\"><div class=\"et_pb_text_inner\"><h5>D\u00c9FIS<\/h5>\n<\/div><\/div><div class=\"et_pb_text_13 et_pb_text et_pb_bg_layout_light et_pb_module et_block_module\"><div class=\"et_pb_text_inner\"><p>Un bassin de s\u00e9dimentation de 20\u202f000\u202fm<sup style=\"font-size:10px;\">3<\/sup> devait \u00eatre dragu\u00e9 et l\u2019eau issue de ces op\u00e9rations devait \u00eatre trait\u00e9e pour abaisser sa teneur en fluorure et aluminium, 6\u202fjours sur\u202f7, 24h\/24, tout en suivant la cadence du dragage. <\/p>\n<\/div><\/div><div class=\"et_pb_text_14 et_pb_text et_pb_bg_layout_light et_pb_module et_block_module\"><div class=\"et_pb_text_inner\"><h5>CONTEXTE<\/h5>\n<\/div><\/div><div class=\"et_pb_text_15 et_pb_text et_pb_bg_layout_light et_pb_module et_block_module\"><div class=\"et_pb_text_inner\"><p>En juin 2022, Rio Tinto Alcan et la firme de g\u00e9nie-conseil BBA ont contact\u00e9 Sanexen afin de traiter en urgence l\u2019eau r\u00e9sultant du dragage des boues du bassin de s\u00e9dimentation situ\u00e9 en fin de proc\u00e9d\u00e9 de l\u2019usine de Rio Tinto Alcan, \u00e0 Laterri\u00e8re (Saguenay).  <\/p>\n<\/div><\/div><\/div><\/div><\/div><div class=\"et_pb_section_2 et_pb_section et_section_regular et_block_section\"><div class=\"et_pb_row_2 et_pb_row et_pb_equal_columns et_pb_gutters1 et_block_row\"><div class=\"et_pb_column_4 et_pb_column et_pb_column_1_3 et_block_column et_pb_css_mix_blend_mode_passthrough\"><div class=\"et_pb_divider_1 et_pb_divider_hidden et_pb_space et_pb_divider_position_top et_pb_module\"><div class=\"et_pb_divider_internal\"><\/div><\/div><\/div><div class=\"et_pb_column_5 et_pb_column et_pb_column_2_3 et-last-child et_block_column et_pb_css_mix_blend_mode_passthrough\"><div class=\"et_pb_text_16 et_pb_text et_pb_bg_layout_light et_pb_module et_block_module\"><div class=\"et_pb_text_inner\"><h5>SOLUTION<\/h5>\n<\/div><\/div><div class=\"et_pb_text_17 et_pb_text et_pb_bg_layout_light et_pb_module et_block_module\"><div class=\"et_pb_text_inner\"><p>Conception, mobilisation et mise en \u0153uvre en l\u2019espace de 2\u202fmois d\u2019une unit\u00e9 mobile de traitement employant un proc\u00e9d\u00e9, test\u00e9 en laboratoire par BBA, permettant une capacit\u00e9 de traitement de 35\u202fm3\/h d\u2019eau contamin\u00e9e. Un programme de suivi du proc\u00e9d\u00e9 et de la qualit\u00e9 de l\u2019eau trait\u00e9e a \u00e9t\u00e9 mis en place, conform\u00e9ment aux demandes du client.<\/p>\n<p>Les objectifs de traitement fix\u00e9s par Rio Tinto Alcan \u00e9taient de\u202f20\u202fmg\/l de fluorures totaux et 1,5\u202fmg\/l d\u2019aluminium total. L\u2019eau trait\u00e9e \u00e9tait analys\u00e9e sur place 2\u202ffois par quart de 12\u202fheures en plus d\u2019\u00eatre analys\u00e9e par un laboratoire accr\u00e9dit\u00e9 sur un d\u00e9lai de 24\u202fh afin d\u2019en v\u00e9rifier la qualit\u00e9. Les technologies suivantes ont \u00e9t\u00e9 utilis\u00e9es\u202f:<\/p>\n<ul>\n<li>D\u00e9cantation<\/li>\n<li>D\u00e9fluoruration par la m\u00e9thode Nalgonda (ajout de lait de chaux)<\/li>\n<li>Coagulation<\/li>\n<li>Neutralisation par l\u2019ajout d\u2019acide<\/li>\n<li>Ch\u00e9lation de l\u2019aluminium (MetalsorbTM)<\/li>\n<li>Filtration<\/li>\n<li>Adsorption du fluor sur alumine activ\u00e9e<\/li>\n<\/ul>\n<p>Les eaux et boues dragu\u00e9es du bassin de s\u00e9dimentation \u00e9taient centrifug\u00e9es et l\u2019eau \u00e9tait directement envoy\u00e9e dans le r\u00e9servoir de d\u00e9cantation primaire du proc\u00e9d\u00e9 de traitement d\u2019eau. L\u2019ajout et le m\u00e9lange des r\u00e9actifs chimiques se faisaient directement dans les conduites gr\u00e2ce \u00e0 un assemblage d\u2019un serpentin de m\u00e9lange compact con\u00e7u sp\u00e9cialement pour ce projet. Une d\u00e9cantation secondaire imm\u00e9diatement apr\u00e8s le m\u00e9lange a \u00e9t\u00e9 r\u00e9alis\u00e9e pour \u00e9viter un rejet de boues dans la cuve lors de l\u2019entretien. L\u2019eau trait\u00e9e \u00e9tait ensuite retourn\u00e9e au bassin \u00e0 l\u2019endroit de la d\u00e9charge.<\/p>\n<p>Le projet a permis de traiter 2\u202f375\u202fm<sup style=\"font-size: 10px;\">3<\/sup> d\u2019eau contamin\u00e9e.<\/p>\n<\/div><\/div><\/div><\/div><\/div><div class=\"et_pb_section_3 et_pb_section et_section_regular et_block_section\"><div class=\"et_pb_row_3 et_pb_row et_pb_equal_columns et_pb_gutters1 et_block_row\"><div class=\"et_pb_column_6 et_pb_column et_pb_column_1_2 et_block_column et_pb_css_mix_blend_mode_passthrough ds-vertical-align\"><div class=\"et_pb_text_18 et_pb_text et_pb_bg_layout_dark et_pb_module et_block_module\"><div class=\"et_pb_text_inner\"><h2 style=\"text-align: center;\">INT\u00c9RESS\u00c9S \u00c0<br \/>\nTRAVAILLER AVEC NOUS?<\/h2>\n<\/div><\/div><div class=\"et_pb_text_19 et_pb_text et_pb_bg_layout_dark et_pb_module et_block_module\"><div class=\"et_pb_text_inner\"><h4 style=\"text-align: center;\">Contactez-nous pour en apprendre plus.<\/h4>\n<\/div><\/div><div class=\"et_pb_module et_pb_button_module_wrapper et_pb_button_1_wrapper\"><a class=\"et_pb_button_1 et_pb_button et_pb_bg_layout_light et_pb_module et_block_module border-button-white\" href=\"https:\/\/sanexen.com\/contact-us\/\">NOUS \u00c9CRIRE<\/a><\/div><\/div><div class=\"et_pb_column_7 et_pb_column et_pb_column_1_2 et-last-child et_block_column et_pb_css_mix_blend_mode_passthrough\"><div class=\"et_pb_divider_2 et_pb_divider_hidden et_pb_space et_pb_divider_position_top et_pb_module\"><div class=\"et_pb_divider_internal\"><\/div><\/div><\/div><\/div><\/div><div class=\"et_pb_section_4 et_pb_section et_section_regular et_block_section\"><div class=\"et_pb_row_4 et_pb_row et_pb_gutters1 et_block_row\"><div class=\"et_pb_column_8 et_pb_column et_pb_column_1_2 et_block_column et_pb_css_mix_blend_mode_passthrough\"><div class=\"et_pb_text_20 et_pb_text et_pb_bg_layout_light et_pb_module et_block_module\"><div class=\"et_pb_text_inner\"><h3>Voir des projets similaires<\/h3>\n<\/div><\/div><\/div><div class=\"et_pb_column_9 et_pb_column et_pb_column_1_2 et-last-child et_block_column et_pb_css_mix_blend_mode_passthrough\"><\/div><\/div><div class=\"et_pb_row_5 et_pb_row et_block_row\"><div class=\"et_pb_column_10 et_pb_column et_pb_column_4_4 et-last-child et_block_column et_pb_css_mix_blend_mode_passthrough\"><div class=\"et_pb_portfolio_0 et_pb_portfolio et_pb_bg_layout_light clearfix et_pb_module\"><div class=\"et_pb_ajax_pagination_container\"><div class=\"et_pb_posts et_grid_module\"><div id=\"post-12181\" class=\"et_pb_grid_item et_pb_portfolio_item post-12181 project type-project status-publish has-post-thumbnail hentry project_category-industrial-effluents-treatment project_category-traitement-effluents-industriels et_pb_portfolio_item_0_0\">\n\t\t\t\t\t\t\n\t\t\t\t<a href=\"https:\/\/sanexen.com\/fr\/project\/traitement-deau-provenant-dun-essai-hydrostatique-sur-un-pipeline\/\" title=\"Traitement d\u2019eau provenant d\u2019un essai hydrostatique sur un pipeline\">\n\t\t\t\t\t<span class=\"et_portfolio_image\">\n\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/sanexen.com\/wp-content\/uploads\/2025\/01\/Industrial-Effluents-Sarnia-400x284.jpg\" width=\"400\" height=\"284\" alt=\"\" class=\"et_pb_post_main_image\" \/>\n\t\t\t\t\t\t<span class=\"et_overlay\"><\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t<\/a>\n\t\t\t\t\t\t<h2 class=\"et_pb_module_header\"><a href=\"https:\/\/sanexen.com\/fr\/project\/traitement-deau-provenant-dun-essai-hydrostatique-sur-un-pipeline\/\" title=\"Traitement d\u2019eau provenant d\u2019un essai hydrostatique sur un pipeline\">Traitement d\u2019eau provenant d\u2019un essai hydrostatique sur un pipeline<\/a><\/h2>\n\t\t\t\t\t\t\n\t\t\t\t\t<\/div>\n\t\t\t\t\t<div id=\"post-12153\" class=\"et_pb_grid_item et_pb_portfolio_item post-12153 project type-project status-publish has-post-thumbnail hentry project_category-industrial-effluents-treatment project_category-qikiqtaaluk-environmental-inc project_category-qikiqtaaluk-environmental project_category-traitement-effluents-industriels et_pb_portfolio_item_0_1\">\n\t\t\t\t\t\t\n\t\t\t\t<a href=\"https:\/\/sanexen.com\/fr\/project\/traitement-deau-au-depotoir-municipal-de-iqaluit-nunavut\/\" title=\"Traitement d\u2019eau au d\u00e9potoir municipal de Iqaluit, Nunavut\">\n\t\t\t\t\t<span class=\"et_portfolio_image\">\n\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/sanexen.com\/wp-content\/uploads\/2025\/01\/Industrial-Effluents-QE-Landfill-400x284.jpg\" width=\"400\" height=\"284\" alt=\"\" class=\"et_pb_post_main_image\" \/>\n\t\t\t\t\t\t<span class=\"et_overlay\"><\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t<\/a>\n\t\t\t\t\t\t<h2 class=\"et_pb_module_header\"><a href=\"https:\/\/sanexen.com\/fr\/project\/traitement-deau-au-depotoir-municipal-de-iqaluit-nunavut\/\" title=\"Traitement d\u2019eau au d\u00e9potoir municipal de Iqaluit, Nunavut\">Traitement d\u2019eau au d\u00e9potoir municipal de Iqaluit, Nunavut<\/a><\/h2>\n\t\t\t\t\t\t\n\t\t\t\t\t<\/div>\n\t\t\t\t\t<div id=\"post-12129\" class=\"et_pb_grid_item et_pb_portfolio_item post-12129 project type-project status-publish has-post-thumbnail hentry project_category-dredging-and-dewatering project_category-industrial-effluents-treatment project_category-traitement-effluents-industriels et_pb_portfolio_item_0_2\">\n\t\t\t\t\t\t\n\t\t\t\t<a href=\"https:\/\/sanexen.com\/fr\/project\/dragage-dun-basin-de-sedimentation-de-rio-tinto-alcan\/\" title=\"Dragage d\u2019un basin de s\u00e9dimentation de Rio Tinto Alcan\">\n\t\t\t\t\t<span class=\"et_portfolio_image\">\n\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/sanexen.com\/wp-content\/uploads\/2025\/01\/Industrial-Effluents-Rio-Tinto-400x284.jpg\" width=\"400\" height=\"284\" alt=\"\" class=\"et_pb_post_main_image\" \/>\n\t\t\t\t\t\t<span class=\"et_overlay\"><\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t<\/a>\n\t\t\t\t\t\t<h2 class=\"et_pb_module_header\"><a href=\"https:\/\/sanexen.com\/fr\/project\/dragage-dun-basin-de-sedimentation-de-rio-tinto-alcan\/\" title=\"Dragage d\u2019un basin de s\u00e9dimentation de Rio Tinto Alcan\">Dragage d\u2019un basin de s\u00e9dimentation de Rio Tinto Alcan<\/a><\/h2>\n\t\t\t\t\t\t\n\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div><div class=\"pagination clearfix\"><\/div><\/div><\/div><\/div><\/div><\/div>\n","protected":false},"excerpt":{"rendered":"","protected":false},"author":7,"featured_media":12118,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"project_category":[89,88,91],"project_tag":[],"class_list":["post-12129","project","type-project","status-publish","has-post-thumbnail","hentry","project_category-dredging-and-dewatering","project_category-industrial-effluents-treatment","project_category-traitement-effluents-industriels"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.0 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Dragage d\u2019un basin de s\u00e9dimentation de Rio Tinto Alcan | SANEXEN<\/title>\n<meta name=\"description\" content=\"Rio Tinto Alcan a contact\u00e9 SANEXEN afin de traiter l\u2019eau r\u00e9sultant du dragage des boues du bassin de s\u00e9dimentation de leur usine au Saguenay\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/sanexen.com\/fr\/project\/dragage-dun-basin-de-sedimentation-de-rio-tinto-alcan\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Dragage d\u2019un basin de s\u00e9dimentation de Rio Tinto Alcan | SANEXEN\" \/>\n<meta property=\"og:description\" content=\"Rio Tinto Alcan a contact\u00e9 SANEXEN afin de traiter l\u2019eau r\u00e9sultant du dragage des boues du bassin de s\u00e9dimentation de leur usine au Saguenay\" \/>\n<meta property=\"og:url\" content=\"https:\/\/sanexen.com\/fr\/project\/dragage-dun-basin-de-sedimentation-de-rio-tinto-alcan\/\" \/>\n<meta property=\"og:site_name\" content=\"SANEXEN\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/sanexen.env\/\" \/>\n<meta property=\"article:modified_time\" content=\"2026-07-10T14:23:27+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/sanexenaltra.ca\/wp-content\/uploads\/2025\/01\/Industrial-Effluents-Rio-Tinto.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"1450\" \/>\n\t<meta property=\"og:image:height\" content=\"1000\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:site\" content=\"@sanexen_env\" \/>\n<meta name=\"twitter:label1\" content=\"Dur\u00e9e de lecture estim\u00e9e\" \/>\n\t<meta name=\"twitter:data1\" content=\"4 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/sanexen.com\\\/fr\\\/project\\\/dragage-dun-basin-de-sedimentation-de-rio-tinto-alcan\\\/\",\"url\":\"https:\\\/\\\/sanexen.com\\\/fr\\\/project\\\/dragage-dun-basin-de-sedimentation-de-rio-tinto-alcan\\\/\",\"name\":\"Dragage d\u2019un basin de s\u00e9dimentation de Rio Tinto Alcan | SANEXEN\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/sanexenaltra.ca\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/sanexen.com\\\/fr\\\/project\\\/dragage-dun-basin-de-sedimentation-de-rio-tinto-alcan\\\/#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/sanexen.com\\\/fr\\\/project\\\/dragage-dun-basin-de-sedimentation-de-rio-tinto-alcan\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/sanexen.com\\\/wp-content\\\/uploads\\\/2025\\\/01\\\/Industrial-Effluents-Rio-Tinto.jpg\",\"datePublished\":\"2025-01-15T21:02:34+00:00\",\"dateModified\":\"2026-07-10T14:23:27+00:00\",\"description\":\"Rio Tinto Alcan a contact\u00e9 SANEXEN afin de traiter l\u2019eau r\u00e9sultant du dragage des boues du bassin de s\u00e9dimentation de leur usine au Saguenay\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/sanexen.com\\\/fr\\\/project\\\/dragage-dun-basin-de-sedimentation-de-rio-tinto-alcan\\\/#breadcrumb\"},\"inLanguage\":\"fr-FR\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/sanexen.com\\\/fr\\\/project\\\/dragage-dun-basin-de-sedimentation-de-rio-tinto-alcan\\\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"fr-FR\",\"@id\":\"https:\\\/\\\/sanexen.com\\\/fr\\\/project\\\/dragage-dun-basin-de-sedimentation-de-rio-tinto-alcan\\\/#primaryimage\",\"url\":\"https:\\\/\\\/sanexen.com\\\/wp-content\\\/uploads\\\/2025\\\/01\\\/Industrial-Effluents-Rio-Tinto.jpg\",\"contentUrl\":\"https:\\\/\\\/sanexen.com\\\/wp-content\\\/uploads\\\/2025\\\/01\\\/Industrial-Effluents-Rio-Tinto.jpg\",\"width\":1450,\"height\":1000},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/sanexen.com\\\/fr\\\/project\\\/dragage-dun-basin-de-sedimentation-de-rio-tinto-alcan\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\\\/\\\/sanexenaltra.ca\\\/fr\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Projects\",\"item\":\"https:\\\/\\\/sanexen.com\\\/fr\\\/project\\\/\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"Dragage d\u2019un basin de s\u00e9dimentation de Rio Tinto Alcan\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/sanexenaltra.ca\\\/#website\",\"url\":\"https:\\\/\\\/sanexenaltra.ca\\\/\",\"name\":\"SANEXEN\",\"description\":\"Field-Driven Innovation in Environmental and Water Services\u2014Advancing a More Sustainable Future\",\"publisher\":{\"@id\":\"https:\\\/\\\/sanexenaltra.ca\\\/#organization\"},\"alternateName\":\"Sanexen Services environnementaux\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\\\/\\\/sanexenaltra.ca\\\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"fr-FR\"},{\"@type\":\"Organization\",\"@id\":\"https:\\\/\\\/sanexenaltra.ca\\\/#organization\",\"name\":\"SANEXEN\",\"alternateName\":\"Sanexen Services environnementaux\",\"url\":\"https:\\\/\\\/sanexenaltra.ca\\\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"fr-FR\",\"@id\":\"https:\\\/\\\/sanexenaltra.ca\\\/#\\\/schema\\\/logo\\\/image\\\/\",\"url\":\"https:\\\/\\\/sanexen.com\\\/wp-content\\\/uploads\\\/2025\\\/11\\\/SNX-logo-696X696.png\",\"contentUrl\":\"https:\\\/\\\/sanexen.com\\\/wp-content\\\/uploads\\\/2025\\\/11\\\/SNX-logo-696X696.png\",\"width\":696,\"height\":696,\"caption\":\"SANEXEN\"},\"image\":{\"@id\":\"https:\\\/\\\/sanexenaltra.ca\\\/#\\\/schema\\\/logo\\\/image\\\/\"},\"sameAs\":[\"https:\\\/\\\/www.facebook.com\\\/sanexen.env\\\/\",\"https:\\\/\\\/x.com\\\/sanexen_env\",\"https:\\\/\\\/www.linkedin.com\\\/company\\\/sanexen-env\",\"https:\\\/\\\/www.youtube.com\\\/@sanexen-env\"]}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Dragage d\u2019un basin de s\u00e9dimentation de Rio Tinto Alcan | SANEXEN","description":"Rio Tinto Alcan a contact\u00e9 SANEXEN afin de traiter l\u2019eau r\u00e9sultant du dragage des boues du bassin de s\u00e9dimentation de leur usine au Saguenay","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:\/\/sanexen.com\/fr\/project\/dragage-dun-basin-de-sedimentation-de-rio-tinto-alcan\/","og_locale":"fr_FR","og_type":"article","og_title":"Dragage d\u2019un basin de s\u00e9dimentation de Rio Tinto Alcan | SANEXEN","og_description":"Rio Tinto Alcan a contact\u00e9 SANEXEN afin de traiter l\u2019eau r\u00e9sultant du dragage des boues du bassin de s\u00e9dimentation de leur usine au Saguenay","og_url":"https:\/\/sanexen.com\/fr\/project\/dragage-dun-basin-de-sedimentation-de-rio-tinto-alcan\/","og_site_name":"SANEXEN","article_publisher":"https:\/\/www.facebook.com\/sanexen.env\/","article_modified_time":"2026-07-10T14:23:27+00:00","og_image":[{"width":1450,"height":1000,"url":"https:\/\/sanexenaltra.ca\/wp-content\/uploads\/2025\/01\/Industrial-Effluents-Rio-Tinto.jpg","type":"image\/jpeg"}],"twitter_card":"summary_large_image","twitter_site":"@sanexen_env","twitter_misc":{"Dur\u00e9e de lecture estim\u00e9e":"4 minutes"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/sanexen.com\/fr\/project\/dragage-dun-basin-de-sedimentation-de-rio-tinto-alcan\/","url":"https:\/\/sanexen.com\/fr\/project\/dragage-dun-basin-de-sedimentation-de-rio-tinto-alcan\/","name":"Dragage d\u2019un basin de s\u00e9dimentation de Rio Tinto Alcan | SANEXEN","isPartOf":{"@id":"https:\/\/sanexenaltra.ca\/#website"},"primaryImageOfPage":{"@id":"https:\/\/sanexen.com\/fr\/project\/dragage-dun-basin-de-sedimentation-de-rio-tinto-alcan\/#primaryimage"},"image":{"@id":"https:\/\/sanexen.com\/fr\/project\/dragage-dun-basin-de-sedimentation-de-rio-tinto-alcan\/#primaryimage"},"thumbnailUrl":"https:\/\/sanexen.com\/wp-content\/uploads\/2025\/01\/Industrial-Effluents-Rio-Tinto.jpg","datePublished":"2025-01-15T21:02:34+00:00","dateModified":"2026-07-10T14:23:27+00:00","description":"Rio Tinto Alcan a contact\u00e9 SANEXEN afin de traiter l\u2019eau r\u00e9sultant du dragage des boues du bassin de s\u00e9dimentation de leur usine au Saguenay","breadcrumb":{"@id":"https:\/\/sanexen.com\/fr\/project\/dragage-dun-basin-de-sedimentation-de-rio-tinto-alcan\/#breadcrumb"},"inLanguage":"fr-FR","potentialAction":[{"@type":"ReadAction","target":["https:\/\/sanexen.com\/fr\/project\/dragage-dun-basin-de-sedimentation-de-rio-tinto-alcan\/"]}]},{"@type":"ImageObject","inLanguage":"fr-FR","@id":"https:\/\/sanexen.com\/fr\/project\/dragage-dun-basin-de-sedimentation-de-rio-tinto-alcan\/#primaryimage","url":"https:\/\/sanexen.com\/wp-content\/uploads\/2025\/01\/Industrial-Effluents-Rio-Tinto.jpg","contentUrl":"https:\/\/sanexen.com\/wp-content\/uploads\/2025\/01\/Industrial-Effluents-Rio-Tinto.jpg","width":1450,"height":1000},{"@type":"BreadcrumbList","@id":"https:\/\/sanexen.com\/fr\/project\/dragage-dun-basin-de-sedimentation-de-rio-tinto-alcan\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/sanexenaltra.ca\/fr\/"},{"@type":"ListItem","position":2,"name":"Projects","item":"https:\/\/sanexen.com\/fr\/project\/"},{"@type":"ListItem","position":3,"name":"Dragage d\u2019un basin de s\u00e9dimentation de Rio Tinto Alcan"}]},{"@type":"WebSite","@id":"https:\/\/sanexenaltra.ca\/#website","url":"https:\/\/sanexenaltra.ca\/","name":"SANEXEN","description":"Field-Driven Innovation in Environmental and Water Services\u2014Advancing a More Sustainable Future","publisher":{"@id":"https:\/\/sanexenaltra.ca\/#organization"},"alternateName":"Sanexen Services environnementaux","potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/sanexenaltra.ca\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"fr-FR"},{"@type":"Organization","@id":"https:\/\/sanexenaltra.ca\/#organization","name":"SANEXEN","alternateName":"Sanexen Services environnementaux","url":"https:\/\/sanexenaltra.ca\/","logo":{"@type":"ImageObject","inLanguage":"fr-FR","@id":"https:\/\/sanexenaltra.ca\/#\/schema\/logo\/image\/","url":"https:\/\/sanexen.com\/wp-content\/uploads\/2025\/11\/SNX-logo-696X696.png","contentUrl":"https:\/\/sanexen.com\/wp-content\/uploads\/2025\/11\/SNX-logo-696X696.png","width":696,"height":696,"caption":"SANEXEN"},"image":{"@id":"https:\/\/sanexenaltra.ca\/#\/schema\/logo\/image\/"},"sameAs":["https:\/\/www.facebook.com\/sanexen.env\/","https:\/\/x.com\/sanexen_env","https:\/\/www.linkedin.com\/company\/sanexen-env","https:\/\/www.youtube.com\/@sanexen-env"]}]}},"_links":{"self":[{"href":"https:\/\/sanexen.com\/fr\/wp-json\/wp\/v2\/project\/12129","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/sanexen.com\/fr\/wp-json\/wp\/v2\/project"}],"about":[{"href":"https:\/\/sanexen.com\/fr\/wp-json\/wp\/v2\/types\/project"}],"author":[{"embeddable":true,"href":"https:\/\/sanexen.com\/fr\/wp-json\/wp\/v2\/users\/7"}],"replies":[{"embeddable":true,"href":"https:\/\/sanexen.com\/fr\/wp-json\/wp\/v2\/comments?post=12129"}],"version-history":[{"count":10,"href":"https:\/\/sanexen.com\/fr\/wp-json\/wp\/v2\/project\/12129\/revisions"}],"predecessor-version":[{"id":22192,"href":"https:\/\/sanexen.com\/fr\/wp-json\/wp\/v2\/project\/12129\/revisions\/22192"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/sanexen.com\/fr\/wp-json\/wp\/v2\/media\/12118"}],"wp:attachment":[{"href":"https:\/\/sanexen.com\/fr\/wp-json\/wp\/v2\/media?parent=12129"}],"wp:term":[{"taxonomy":"project_category","embeddable":true,"href":"https:\/\/sanexen.com\/fr\/wp-json\/wp\/v2\/project_category?post=12129"},{"taxonomy":"project_tag","embeddable":true,"href":"https:\/\/sanexen.com\/fr\/wp-json\/wp\/v2\/project_tag?post=12129"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}